Entries |
Document | Title | Date |
20080202737 | Heat Exchanger, Box for Receiving a Fluid for a Heat Exchanger, and Method for the Production of Such a Box - The invention relates to a box for receiving a coolant for a heat exchanger ( | 08-28-2008 |
20080230213 | Fully-Metal Heat Exchanger And Method For Its Production - The invention relates to a fully-metal heat exchanger comprising flat tubes ( | 09-25-2008 |
20080230214 | Heat exchanger and method of manufacturing the same - A heat exchanger includes a connector for connecting a header tank to an exterior pipe. The connector includes a first member configured to define a communication path through which a tank open portion of the header tank communicates with an interior of the exterior pipe, and a second member to which the first member is fixed. The first member and the second member are fixed to each other after being separately formed by pressing, and the second member has a fastening portion through which the connector is fastened to the exterior pipe. Furthermore, the first member includes a first connection portion that is fitted into the tank open portion at one open side of the communication path, and a second connection portion fitted to an open portion of the exterior pipe at other open side of the communication path. | 09-25-2008 |
20080289806 | Heat Exchanger with Perforated Plate in Header - A heat exchanger includes an inlet header, an outlet header and a plurality of flat, multi-channel heat exchange tubes extending therebetween. A longitudinally extending member divides the interior of the header into a first chamber on one side thereof for receiving a fluid and a second chamber on the other side thereof. A plurality of multi-channel heat exchange tubes extend between the headers with the respective inlet end of each heat exchange tube passing into the second chamber of the inlet header. Fluid passes through a series of longitudinally spaced openings in the longitudinally extending member for distribution to the inlets to the channels of the multi-channel heat exchange tubes. The fluid may undergo expansion as it passes through the openings. | 11-27-2008 |
20080296005 | Parallel Flow Heat Exchanger For Heat Pump Applications - A parallel flow heat exchanger system ( | 12-04-2008 |
20080302521 | HEADER FOR HEAT EXCHANGER HAVING FILLER METAL GROOVE - The present invention provides a pipe for a heat exchanger. The header includes a tube insertion hole for insertion of a tube, a filler metal groove formed in a length direction on one side or both sides at a point separated from the tube insertion hole, and a filler metal that flows down following the tube and the periphery where the tube and tube insertion hole come in contact. Filler metal is inserted in the filler metal groove so as to enable brazing fusion. A lead groove is formed between the tube insertion hole and filler metal groove and provides a pathway so as to enable smooth flow of the filler metal, and so that molten filler metal can flow smoothly into the fused areas between the tube and header pipe in desired locations and amounts. | 12-11-2008 |
20090025921 | Capillary Tube System - The capillary tube system comprises a capillary tube arrangement ( | 01-29-2009 |
20090050304 | Heat exchanger for motor vehicles - Disclosed is a heat exchanger for motor vehicles, comprising two spaced-apart manifold devices ( | 02-26-2009 |
20090078399 | Combined heat exchanger - In a combined heat exchanger including first and second heat exchanging portions, a pair of first and second header tanks are connected to two longitudinal ends of first and second tubes of the first and second heat exchanging portions. One end of a pipe member is connected to the first header tank at a position communicating with the second heat exchanging portion, and the other end thereof extends toward the second header tank. A side plate is connected to the outermost second tube in a tube stacking direction and to the first and second header tanks. Furthermore, a divided portion is provided to divide the side plate into a first part connected to the first header tank and a second part connected to the second header tank, and the pipe member is fixed to the side plate at a position between the divided portion and the first header tank. | 03-26-2009 |
20090084533 | Radiator With Radiating Plate Having High Efficiency - The radiator ( | 04-02-2009 |
20090120625 | REMOVABLE TUBE HEAT EXCHANGER WITH RETAINING ASSEMBLY - A header plate assembly for a heat exchanger includes a plate having a tube side and a tank side. A plurality of apertures extends through the plate. Each aperture has a first portion on the tube side of the plate, the first portion having a first cross-dimension, and a second portion adjacent the first portion and having a second cross-dimension that is smaller than the first cross-dimension, with a first shoulder being formed between the first and second portions. Each of a plurality of collars has an aperture extending therethrough, with a portion of each collar being received in the first portion of one of the apertures in the plate. A seal is positioned in each of the first portions of the apertures and between one of the collars and one of the first shoulders. A plurality of fasteners secures the collars to the plate. | 05-14-2009 |
20090126919 | HEAT EXCHANGER AND METHOD FOR ITS PRODUCTION - The invention relates to a heat exchanger having a multiplicity of heat-exchanger tubes in which a fluid, such as a coolant, can flow, and whose ends are held in collecting tanks. At least two collecting volumes which are separated from one another by an insert are arranged at least in one collecting tank. A separating cut which separates the insert and therefore also the collecting tank is formed in the heat exchanger. | 05-21-2009 |
20090126920 | Heat exchanger for a motor vehicle - Disclosed herein is a heat exchanger with tubes ( | 05-21-2009 |
20090133862 | THREADED CHANNEL CLOSURE FOR TUBULAR HEAT EXCHANGER - Threaded channel closure for tubular heat exchanger comprising channel header wherein the gasket is provided at the shoulder of the channel, tongue of the diaphragm is provided to apply pressure on the gasket to achieve the sealed joint, outer compression ring provided at back side of the diaphragm and being loaded by push bolts, provided at the periphery of threaded lock ring, outer compression ring being supported by channel cover, which is kept in position by threaded lock ring, characterized in that, the channel header being provided with plurality of radial holes on its periphery, approximately at the centerline of the width of the outer compression ring in its assembled condition; the outer compression ring being provided with plurality of radial through holes matching the set of holes in number as well as angular position. | 05-28-2009 |
20090139703 | AUTOMOTIVE HEAT EXCHANGER - The invention relates to an automotive heat exchanger comprising a) a heat exchange core ( | 06-04-2009 |
20090145590 | Reinforced Collector For The Collecting Box Of A Heat Exchanger and Collecting Box Comprising One Such Collector - The invention relates to a manifold, of the type comprising a substantially flat plate ( | 06-11-2009 |
20090151918 | Heat Exchanger for Automobile and Fabricating Method Thereof - There is provided a heat exchanger of a vehicle including a plurality of tubes spaced apart from each other by a predetermined distance and through which a heat-exchanging fluid flows, an upper header pipe unit coupled and communicated with the upper ends of the tubes, and a lower header pipe unit coupled and communicated with the lower ends of the tubes, and in which a header pipe is made by making and drawing a plate member containing a clad sheet into a pipe so that it does not need to separate and assemble a header from and with a tank and the clad sheet is not separated from the header pipe during transferring, a pair of header pipes have flat surfaces to bring into surface contact with each other such that a plurality of independent header pipes are assembled to closely contact each other, a plurality of same type and same number of communication devices are configured such that the heat-exchanging fluid flows therethrough, and an inlet and outlet end cap, an end cap, and separator are used such that the header pipes are tightly and securely assembled, and a method of manufacturing the heat exchanger. | 06-18-2009 |
20090159253 | HEAT EXCHANGER TUBES AND COMBO-COOLERS INCLUDING THE SAME - A heat exchanger tube includes a tube body and a plurality of flow passages defined therein. The tube body includes two opposed sides, and a wall having a thickness that varies between the two opposed sides. | 06-25-2009 |
20090166018 | HEAT TRANSFER SYSTEM INCLUDING TUBING WITH NUCLEATION BOILING SITES - A heat transfer system includes a steam chamber that communicates in an open-loop arrangement with a first steam source for supplying steam to the steam chamber, the steam chamber including a steam exit for supplying steam to air at atmospheric pressure. A heat transfer tube communicates in a closed-loop arrangement with a second steam source for supplying steam to an interior surface of the heat transfer tube, the heat transfer tube vaporizing condensate forming within the heat transfer system back to steam that is supplied to the air via the steam exit. The outer surface of the heat transfer tube is configured to contact the condensate and vaporize the condensate back into steam, wherein the heat transfer tube includes a plurality of pockets formed on the outer surface of the tube, each pocket including a pocket exit/entry portion having a smaller cross-sectional area than the cross-sectional area of the pocket at a root portion thereof adjacent the outer surface of the tube. | 07-02-2009 |
20090173482 | Distributor tube subassembly - A heat exchanger assembly includes an outlet header extending along an outlet axis to define an outlet cavity and an inlet header defining an inlet cavity. A plurality of refrigerant tubes extends from the inlet header through the outlet header and into the outlet cavity. A collector conduit is disposed in the outlet header and includes a conduit body portion and at least one conduit end portion interconnected by a conduit transition portion with the conduit body portion being offset from the conduit end portion. The conduit body portion is engaged to an interior surface of the outlet header to space the conduit body portion from the refrigerant tubes extending into the outlet header and the conduit end portion is coaxial with the outlet header axis to provide a central outlet for the refrigerant vapor. | 07-09-2009 |
20090173483 | NON-CYLINDRICAL REFRIGERANT CONDUIT AND METHOD OF MAKING SAME - A heat exchanger assembly includes an outlet header extending along an outlet axis to define an outlet cavity and an inlet header defining an inlet cavity. A plurality of refrigerant tubes extends from the inlet header through the outlet header and into the outlet cavity. A collector conduit having a generally semi-circular conduit cross-section defining an arced surface and a chord surface interconnected with rounded ends is disposed in the outlet header and includes a conduit body portion and at least one conduit end portion interconnected by a conduit transition portion with the conduit body portion being offset from the conduit end portion. The conduit body portion is engaged to an interior surface of the outlet header to space the conduit body portion from the refrigerant tubes and the conduit end portion is coaxial with the outlet header axis to provide a central outlet for the refrigerant vapor. | 07-09-2009 |
20090178793 | Heat Transfer Plate For Plate Heat Exchanger With Even Load Distribution In Port Regions - The invention relates to a heat transfer plate ( | 07-16-2009 |
20090183864 | HEAT EXCHANGER, IN PARTICULAR AN INTERCOOLER, COMPRISING A REINFORCED PIPE BASE - A heat exchanger is disclosed, comprising a block having pipes and ribs and at least one pipe base provided with receiving openings, wherein the pipes have pipe ends, which can be held in the receiving openings and form pipe/base connections with the pipe base, the connections being at least partially reinforced by an additional sheet metal part located on the side of the pipe base facing the block, wherein the sheet metal part has insertion openings for the pipe ends. | 07-23-2009 |
20090188656 | Binding Structure between Tank and Header of Automotive Heater Core - This invention involves a binding structure between tank and header of an automotive heater core, which belongs to the field of auto parts technology. Said structure includes the upper tank ( | 07-30-2009 |
20090211743 | LAMINATED SHEET MANIFOLD FOR MICROCHANNEL HEAT EXCHANGER - A heat exchanger can have a manifold which includes a plurality of laminated sheets that allow a customization of the heat exchanger. The design can allow for a more optimal flow of coolant to areas of high load, thereby making the temperature distribution across the heat exchanger more uniform, or intentionally non-uniform. Furthermore, the laminated sheets can allow multiple circuits to be employed in the heat exchanger such that different coolants can be utilized therein and maintained separate from one another. The tubes can be microchannel tubes. A single set of manifolds can be used with multiple heat exchanger cores to provide a more compact heat exchanger. Mounting features can be integral with a group of the sheets. | 08-27-2009 |
20090255656 | Brazed Pipe and Method of Manufacturing the Same - A method of manufacturing a brazed pipe comprises steps A to D. In the step A, on an upper surface of the right-hand side edge portion of a material plate | 10-15-2009 |
20090260787 | HEAT EXCHANGER FOR MOTOR VEHICLES - The invention relates to a heat exchanger for motor vehicles, for example a charge air cooler or cooling liquid cooler, composed of tubes ( | 10-22-2009 |
20090294111 | HEAT EXCHANGER - A heat exchanger includes a core portion and at least one substantially straight header plate. The core portion includes a plurality of heat exchanger tubes and fins disposed alternatively. The at least one substantially straight header plate has a plurality of insertion slots extending therethrough for receiving a respective end of the heat exchanger tubes therein, the core portion and the at least one header plate being brazeable together | 12-03-2009 |
20100025027 | HEAT EXCHANGER WITH COLLECTING TUBE, COLLECTING TUBE, AND METHOD FOR PRODUCING THE SAME - A heat exchanger, in particular a condenser or gas cooler, having a collecting tube which has a wall and which can be produced by deformation of a single metal strip, which collecting tube has, in its base, at least one row of openings in which heat exchanger tubes, each of which has two narrow and two wide sides, are fastened at their ends. The collecting tube can have at least two chambers, which adjoin one another approximately at a central longitudinal axis, and also a reinforcement, which is formed by the longitudinal edge strips of the metal strip, of the base between the heat exchanger tubes. To improve the internal pressure stability and also to reduce costs, the reinforcement which is formed from the longitudinal edge strips can extend at least over 1/3 of a surface area of the base. | 02-04-2010 |
20100038063 | HEAT EXCHANGER, USE, AND MANUFACTURING PROCESS FOR A HEAT EXCHANGER - A heat exchanger is provided for heat transfer between a first fluid, particularly charge air or an exhaust gas, and a second fluid, particularly a coolant, which has: a block for the separated and heat-exchanging guiding of the first and second fluid, the block which has a number of flow channels through which the first fluid can flow, at least one box which is assigned to the block and is flow-connected to the flow channels, and at least one base, which is provided with one or with more through openings for feeding through the flow channels between the block and the box, whereby at least one through opening is formed as a passage with a collar. The invention provides that the collar has a near-bottom section and an end-side section, whereby a wall cross section of the end-side section is smaller than a wall cross section of the near-bottom section and between the near-bottom and end-side section at least one shoulder is disposed, which has a shoulder contour running transverse to the contour of the near-bottom section and/or the end-side section and whereby the end-side section is inclined away from a passage axis. A use and manufacturing process are also provided. | 02-18-2010 |
20100051251 | CASING FOR HOLDING A FLUID FOR A HEAT EXCHANGER, METHOD FOR PRODUCING A CASING OF THIS TYPE AND HEAT EXCHANGER - The invention relates to a casing for holding a coolant for a heat exchanger ( | 03-04-2010 |
20100078159 | HEAT EXCHANGER - A heat exchanger, having a unit for draining condensed water collected in a lower portion of a heat exchanger core, is provided. The heat exchanger includes an upper header tank and a lower header tank; a plurality of tubes communicating with both the upper header tank and the lower header tank; a plurality of fins provided between neighboring tubes; and a plurality of condensed water drain units provided with respective fitting parts closely fitted onto ends of the tubes, wherein the condensed water drain units drain condensed water, collected in a space defined by the lower header tank, the tubes and the fins. | 04-01-2010 |
20100101769 | HEAT EXCHANGER - A heat exchanger, in particular a heat exchanger for a motor vehicle, which is constructed from modular heat exchanger components can include the following types of heat exchanger components: a plurality of tubes, in particular flat tubes, a plurality of plates and at least one connecting piece having an inlet opening for introducing a fluid and/or an outlet opening for discharging the fluid, the outer contour of the heat exchanger being at least partially formed by the outer contours of the heat exchanger components, the reliable arrangement of the same type of heat exchanger component in the designated location within the heat exchanger is reliably guaranteed. Thus, the heat exchanger components of the same type have different outer contours which form an outer contour of the heat exchanger so that heat exchanger components of the same type but having different functions may be distinguished from each other on the basis of their different outer contours. | 04-29-2010 |
20100108304 | HEAT EXCHANGER AND METHOD OF ASSEMBLING SAME - The invention provides for a manufacturing process of a heat exchanger having a flat tube and fin core. The flat tube and fin core is formed in such a way that free flat tube ends are provided, wherein the flat tube and fin core is brazed in a brazing furnace, and wherein the flat tube ends are received in receptacle openings of a mounting plate and a header forming an enclosed space for receiving a bonding agent for coupling the flat tube ends to the header and mounting plate. | 05-06-2010 |
20100116481 | Heat Exchanger - A heat exchanger for an automotive vehicle includes two headers, first tubes for carrying fluid between the headers, and second tubes for carrying engine coolant between the headers, staggered with respect to the first tubes, each tube inclined relative to an air stream entering the heat exchanger. | 05-13-2010 |
20100116482 | AUTOMOBILE COOLING SYSTEM COMPONENT - A tank body | 05-13-2010 |
20100147500 | CLAD PLATE AND PROCESS FOR PRODUCTION THEREOF - The invention provides a clad member excellent in strength and brazability and a production method thereof. A clad member comprises a core material, an outer skin layer provided on one surface of the core material, and an inner skin layer provide on the other surface thereof via an intermediate layer. The core material is made of an aluminum alloy comprising Mn: 0.8 to 2 mass %, Mg: 0.2 to 1.5 mass %, and the balance being Al and impurities. The outer skin layer is made of an aluminum alloy comprising Zn: 0.01 to 4 mass %, and the balance being Al and impurities. The intermediate layer is made of an aluminum alloy comprising Mn: 0.8 to 2 mass %, Zn: 0.35 to 3 mass %, and the balance being Al and impurities. The inner skin layer is made of an Al—Si series brazing material. | 06-17-2010 |
20100170668 | HEAT EXCHANGER HAVING A PLASTIC COLLECTING TANK - The invention relates to a heat exchanger, such as, for example, a liquid cooler, charge air cooler or the like, having two-part collecting tanks which are composed entirely of plastic and have inlet or outlet connecting pipes. One collecting tank part can have openings for receiving the ends of tubes, with the tube ends being adhesively connected therein, and with the two collecting tank parts being welded to one another at a weld seam which runs around the periphery of their walls. The two tank parts form an oval to round collecting tank cross section between the tubes, and the weld seam is situated in a seam preparation which is formed as a thickened portion of the walls of the tank parts. As a result of the invention, the heat exchanger is of particularly pressure-resistant design and is very production-friendly. | 07-08-2010 |
20100170669 | ALUMINUM HEAT EXCHANGER WITH PIT RESISTANT BRAZE JOINTS - An aluminum braze alloy suitable for use in brazing aluminum alloy components for heat exchanger's which includes lesser amounts of silicon, and further including at least one of magnesium, calcium, a lanthanide series metal and mixtures thereof in a concentration sufficient to form a passivating film under corrosive conditions. | 07-08-2010 |
20100175861 | LASER-WELDED HEAT EXCHANGER TUBE ASSEMBLY - A tube assembly for a beat exchanger is provided having a first U-shaped stainless steel assembly component and a second U-shaped stainless steel assembly component. In addition, the tube assembly has at least one laser-welded joint coupling the first and second U-shaped assembly components together. The laser-welded joint has a weld that extends along substantially an entire length of the tube assembly. | 07-15-2010 |
20100181057 | FLOW DISTRIBUTOR ASSEMBLY AND A COOLING UNIT WITH A FLOW DISTRIBUTOR ASSEMBLY - A flow distributor assembly ( | 07-22-2010 |
20100181058 | MICRO-CHANNEL HEAT EXCHANGER - The present invention discloses a micro-channel heat exchanger comprising manifolds, a plurality of micro-channel flat tubes connected to the manifolds, and a plurality of rows of fins spaced apart by the micro-channel flat tubes. The micro-channel heat exchanger is provided with at least one bend designed to avoid the deformation of the fins on two inner sides adjacent to the bend due to crushing and meanwhile maintaining the ventilation and heat exchange functionalities of the bend. For example, the bend may include at least one row of fins where the width of the fins are less than the width of the fins on two sides adjacent to the bend. Alternatively, the gap between the fins in the bend can be greater than the gap between the fins on two sides adjacent to the bend. Still alternatively, the bend can be formed with a space for separating cores of the heat exchanger. | 07-22-2010 |
20100186935 | HEAT EXCHANGER - The invention is directed to a heat exchanger with optimal performance and a method of optimizing the performance of a heat exchanger. The heat exchanger has a first manifold, a second manifold and tubes extending therebetween. The tubes have at least one opening which extends through the entire length of the tubes. The method may include: governing the pressure drop in the heat exchanger by selecting different size openings or configurations of the tubes depending upon the type of refrigerant used and the properties thereof; optimizing the dimensions of the first manifold and second manifold, such that the ratio of manifold to tube size or manifold to tube opening cross sectional area yields low pressure drops and minimized the effects of pressure drop in the manifold and tube combination; and optimizing the ratio of the mass flow capacity of the first and second manifolds to the tubes flow capacity such that the first manifold has minimal or negligible mal-distribution effect when providing refrigerant to the tubes, thereby improving the overall performance of the heat exchanger. | 07-29-2010 |
20100186936 | HEAT EXCHANGER TUBE AND HEAT EXCHANGER - A heat exchanger tube ( | 07-29-2010 |
20100206532 | Multi-chamber heat exchanger header and method of making - A multi-chamber heat exchanger header includes a header housing and an insert. The header housing has a first wall and a second wall generally opposite the first wall where the first and second walls define a track. The insert is positioned to engage with the track such that the insert separates the header into first and second manifold chambers. A method for forming a multi-chamber heat exchanger header includes extruding a header housing having first and second manifold chambers and a track, positioning an insert in the header housing to engage with the track, and welding or brazing the insert to the header housing. | 08-19-2010 |
20100206533 | Heat exchanger - A heat exchanger includes a plurality of tubes in which a thermal fluid flows, and a tank located at one longitudinal end portion of each tube and is brazed to the longitudinal end portions of the tubes to communicate with the tubes. The tank and the tube are respectively made of clad material plates in each of which a brazing material is clad on at least one surface of a core material. The brazing material of the tank and the brazing material of the tube respectively include Si content. Furthermore, a rate of the Si content in the brazing material of the tank is lower than that in the brazing material of the tube, and is in a range larger than 0% and equal to or smaller than 6%. Thus, meltage of the tube due to molten brazing material can be reduced during brazing of the tube and the tank. | 08-19-2010 |
20100206534 | HEAT EXCHANGER AND METHOD OF PRODUCING THEREOF - The invention concerns a heat exchanger and a method of producing thereof. The heat exchanger comprises a coolant housing with two opposing wide side walls and two header plates of an inlet air tank and an outlet air tank, respectively. The header plates are channel-shaped with longitudinal flanges extending over and being brazed to the wide side walls. Tubes extend in parallel through said housing between the two header plates, said tubes being brazed to apertures in said header plates. The coolant housing has two opposing narrow side walls tightly fitting said wide side walls and said header plates and defining together with these wide side walls and header plates a first coolant tank and a second coolant tank opposing the first one. Each air tank comprises a cowling tightly fitting and being brazed to one of said header plates each and having an air inlet and an air outlet, respectively. At least one of said two side walls is welded to said wide side walls and said header plates thus enclosing said housing. | 08-19-2010 |
20100206535 | HEAT EXCHANGERS HAVING BAFFLED MANIFOLDS - A heat exchanger for a fluid having a vapor-phase and a liquid-phase is provided. The heat exchanger includes a first manifold, a second manifold, a plurality of parallel channels, a mixing device, and one or more baffles. The parallel channels are in fluid communication with the first and second manifolds. The mixing device mixes the fluid flowing into the first manifold so that the fluid is a substantially homogeneous two-phase mixture of the vapor and liquid phases. The baffles are within the first manifold and ensure that the fluid enters the parallel channels as the substantially homogeneous two-phase mixture. | 08-19-2010 |
20100212874 | COOLING SYSTEM FOR A VEHICLE - The cooling system for a vehicle comprises a heat exchanger in which a condenser | 08-26-2010 |
20100230080 | TANK STRUCTURE OF HEAT EXCHANGER - In a tank structure of a heat exchanger | 09-16-2010 |
20100230081 | Corrugated Micro Tube Heat Exchanger - A heat exchanger device having a plurality of substantially parallel tubes. Each tube has an outer diameter which is less than or equal to one millimeter and further includes a first end portion and a second end portion. A first manifold forms an inlet for the first fluid and further forms a plurality of first openings, whereby each of the first end portions of the parallel tubes is attached in a sealed manner to the first manifold so that each tube is in fluid communication with a respective one of the first openings. A second manifold spaced from and opposing the first manifold forms an outlet for the first fluid and further forms a plurality of second openings, whereby each of the second end portions of the parallel tubes is attached in a sealed manner to the second manifold so that each tube is in fluid communication with a respective one of the second openings. The plurality of substantially parallel tubes are laterally disposed relative to one another so that they form at least one corrugated pattern when viewed in an imaginary plane which intersects and is perpendicular to the longitudinal axes of the tubes. | 09-16-2010 |
20100236766 | Heat Exchanger - A heat exchanger includes two headers and tubes secured to and extending between the headers, each tube including a wall formed with a leading surface, a trailing surface and lateral surfaces extending between the headers and interconnecting the leading and trailing surfaces, a passage enclosed by the wall for carrying fluid between the headers, and long and short fins formed integrally with and extending outward from the wall. | 09-23-2010 |
20100243223 | EVAPORATOR - The present invention relates to an evaporator, and more particularly, to an evaporator which can restrict a surface area of a communication hole with respect to a cross sectional area of a compartment and a surface area of a tube with respect to a surface area of a fin, thereby providing a dimensional extent for maximizing the heat exchange efficiency. Therefore, by optimizing a relation between the surface area of the communication portion and the surface area of the compartment of the first header tank and dimensions for each surface area and the heights of the tube and fin, the present invention provides a dimensional extent for maximizing the heat radiation amount, reducing the maximum temperature deviation of the core portion and allowing the refrigerant and air to be smoothly flowed, thereby maximizing the heat exchange efficiency. | 09-30-2010 |
20100243224 | FIN FOR HEAT EXCHANGER AND HEAT EXCHANGER USING THE FIN - The present invention discloses a fin for a heat exchanger, the fin comprises a plurality of fin plates which are adjacent to one another, each of the fin plates is formed with louvers; and a connecting portion which connects adjacent fin plates at an end of the adjacent fin plates. The connecting portion comprises a middle curved section and side curved sections located on the sides of the middle curved section, and the curvature radius of the middle curved section is larger than the curvature radius of the side curved sections. With the technical solution of the invention, since the contact area between the flat tubes and the fin increases, the fin efficiency is increased and thus the heat exchange performance of the heat exchanger is enhanced | 09-30-2010 |
20100252242 | MICRO-CHANNEL HEAT EXCHANGER - There is disclosed a micro-channel heat exchanger, comprising a first header formed with an inlet; a second header spaced apart from the first header, one of the first and second headers being formed with an outlet; flat tubes, two ends of each flat tube being connected with the first and second headers respectively such that a plurality of micro-channels of each flat tube communicate with the first and second headers; fins, each fin being disposed between two adjacent flat tubes; and a return pipe, a first end of which being connected to the outlet formed in one of the first and second headers and a second end thereof being extended towards the other of the first and second headers. The location of the outlet of the micro-channel heat exchanger is easy to change, and the micro-channel heat exchanger is low in cost, compact in structure and easy to install. | 10-07-2010 |
20100258286 | FIN, HEAT EXCHANGER AND HEAT EXCHANGER ASSEMBLY - The present invention discloses a fin of heat exchanger comprising a straight segment; a substantially-circular arc segment having a radius of R; and a substantially-circular arc transition segment connected between the straight segment and the substantially-circular arc segment and having a radius of r, wherein R>r. According to the present invention, after being assembled and welded to the heat exchanger, the substantially-circular arc segment is relatively easy to deform, and the shapes of the straight segment and substantially-circular arc transition segment are substantially unchanged. Therefore, the deformation of the fin is regular and easy to control. The arranging density of the fin in the heat exchanger is uniform, and the shape of the fin can meet the design requirements. In addition, the shape stability and the heat transfer coefficient of the fin are high. | 10-14-2010 |
20100263847 | MICROCHANNEL HEAT EXCHANGER - Disclosed is a microchannel heat exchanger ( | 10-21-2010 |
20100270012 | AUTOMOTIVE HEAT EXCHANGER TO THE UNIFICATION OF HEADER AND TANK AND FABRICATING METHOD THEREOF - There are provided an automobile heat exchanger having a header formed integrally with a tank and a method of manufacturing the same, and, more particularly, an automobile heat exchanger comprising a top header pipe unit formed of a pair of header pipes and a bottom header pipe unit formed of a pair of header pipes, the top header pipe unit to be connected to top ends of tubes and the bottom header pipe unit to be connected to bottom ends thereof, and the header pipe including a header formed integrally with a tank. In the heat exchanger, each header pipe is manufactured in a welded type or folded type so that the header is formed integrally with the tank. Accordingly, unlike a conventional heat exchanger, the present invention does not require any separate metal mold or assembling means for assembling the header and tank. Consequently, the manufacturing cost is reduced and the manufacturing time is shortened by simplifying the processes. Furthermore, the pressure strength in the header-tank increases and the risk of leaking a heat exchanging medium decreases, to increase the efficiency of heat exchange. Further, the width wise sectional shapes of the top and bottom header pipe units are controlled so that the condensate generated on the surface of a plurality of the header pipes is easily discharged. | 10-28-2010 |
20100288478 | Remanufactured Exhaust Gas Recirculation Cooler and Method for Remanufacturing a Cooler - A method of remanufacturing coolers, such as exhaust gas recirculation coolers, is provided. The method includes providing an exhaust gas recirculation cooler having cooling tubes attached to a header plate and an outer shell. At least one opening is milled in the outer shell to expose a portion of the cooling tubes. Brazing material is then injected into the cooler through the opening such that the brazing material, when heated, forms a fillet around each cooling tube adjacent to the header plate. A cover positioned over the opening and the cooler is heated to a brazing temperature, such that the brazing material flows around the cooling tubes, thereby reinforcing the tubes and repairing cracks in the tubes. Clips having a C-shaped configuration may also be positioned within the cooling tubes to further strengthen and repair the cooling tubes. | 11-18-2010 |
20100300666 | Heat exchanger - A heat exchanger is formed with tessellating conduits | 12-02-2010 |
20100307726 | Multi-Stage Multi-Tube Shell-and-Tube Reactor - A multi-stage, multi-tube, shell-and-tube reactor which contains reaction zones and interstage temperature control (cooling/heating) zones in series. The reactor has at least two types of zones which both contribute to removing or supplying heat to the system depending on the system's need. The reactor will have a group of reaction zones which contain tubes packed with catalyst to progress the reaction and remove or supply heat simultaneously. There are also a number of interstage temperature control (cooling/heating) zones which are designed to supply or remove heat to or from the system. The positioning, number, and design of the zones will depend on the amount of temperature control desired and exothermic or endothermic nature of the processes to be conducted in the reactor. | 12-09-2010 |
20100319894 | HEAT EXCHANGER WITH A MIXING CHAMBER - A heat exchanger, in particular for a motor vehicle, comprises a collector box and at least one longitudinal row of multi-channel flat tubes through which a first fluid can flow. The collector box is made up of stacked plates including:
| 12-23-2010 |
20110030935 | Multi-Circuit Heat Exchanger - The present invention relates to an exchanger comprising at least two circuits, this exchanger comprising:
| 02-10-2011 |
20110030936 | Heat Exchanging Apparatus and Method of Making Same - A heat exchanging apparatus comprising of plurality of disk units, said disk units having an inlet and an outlet. Disposed within a disk unit is a chamber to facilitate flow of heat exchange medium, having a heat exchange medium directing member disposed within the chamber to direct flow of heat exchange medium herein, said disk unit having surface extensions on the outer periphery of disk units to enhance performance of the heat exchanging apparatus. | 02-10-2011 |
20110036550 | Fin and heat exchanger having the same - A fin includes straight segments and substantially circular arc segments connected with the straight segments in turn along a longitudinal direction such that the arc segments form respective wave crests and wave troughs of the fin. The fin is divided in a lateral direction into first and second end portions and an intermediate portion between the first and second end portions. Each arc segment at least forming the wave troughs in the first end portion is separated from the respective arc segment of the corresponding intermediate portion via a longitudinal slot. A top of each arc segment at least forming the wave troughs in the first end portion is formed with a lateral slot along the lateral direction such that each arc segment at least forming the wave troughs in the first end portion is divided into first and second straight portions separated from each other. | 02-17-2011 |
20110048688 | Heat Exchanger Assembly - A heat exchanger assembly including first and second manifolds for transferring heat between a coolant and a flow of air. Tubes extend between the manifolds for conveying the coolant therebetween. Air fins are disposed between adjacent tubes, and each air fin has a cross-section presenting a legs extending between the adjacent tubes at equal and opposing angles to one another and bases interconnecting alternate ends of the adjacent legs to present a serpentine pattern. Each base extends through an arc between the ends of the adjacent legs and defines a lead-in radius interconnecting each base with one of the legs and an exit radius interconnecting each base with the end of the adjacent leg. The equal and opposing angles are in the range of 1 to 4 degrees. The lead-in and exit radii are in the range of 0.05 to 0.15 mm. The middle radius is in the range of 0.5 to 1.5 mm. | 03-03-2011 |
20110048689 | ARCHITECTURE FOR GAS COOLED PARALLEL MICROCHANNEL ARRAY COOLER - Effective utilization of a parallel flow air-cooled microchannel array at the micro electro mechanical systems (MEMS) scale is prohibited by unfavorable flow patterns in simple rectangular arrays. The primary problem encountered is the inability of the flow stream to penetrate a sufficient depth into the fin core to achieve the desired fin efficiency. Embodiments of the present invention overcome this problem using a manifold with open nozzle discharge and integrated lateral exhaust along with a microchannel array cooler with micro spreading cavities for internal air distribution. | 03-03-2011 |
20110056667 | INTEGRATED MULTI-CIRCUIT MICROCHANNEL HEAT EXCHANGER - A microchannel heat exchanger has at least two manifolds, with the at least two manifolds communicating with a respective one of a first and second plurality of heat exchange tube banks. The first and second plurality of heat exchange tube banks are intertwined within a single microchannel heat exchanger core. | 03-10-2011 |
20110061844 | HEAT EXCHANGER - A heat exchanger is disclosed, which comprises an inlet header defining a refrigerant chamber therein; an outlet header spaced apart from the inlet header; a plurality of tubes, two ends of each tube being connected to and communicating with the inlet and outlet headers respectively; a plurality of fins, each of which is interposed between adjacent tubes; and a distribution tube disposed outside the refrigerant chamber and formed with a distribution opening, through which the distribution tube communicates with the refrigerant chamber. According to the present invention, the distribution tube is easy to assemble, disassemble and maintain. The refrigerants in the inlet header and the distribution tube do not disadvantageously affect each other, thus enhancing distribution of refrigerant. | 03-17-2011 |
20110061845 | HEAT EXCHANGER - The invention is directed to a heat exchanger with optimal performance and a method of optimizing the performance of a heat exchanger. The heat exchanger has a first manifold, a second manifold and tubes extending therebetween. The tubes have at least one opening which extends through the entire length of the tubes. The method may include: governing the pressure drop in the heat exchanger by selecting different size openings or configurations of the tubes depending upon the type of refrigerant used and the properties thereof; optimizing the dimensions of the first manifold and second manifold, such that the ratio of manifold to tube size or manifold to tube opening cross sectional area yields low pressure drops and minimized the effects of pressure drop in the manifold and tube combination; and optimizing the ratio of the mass flow capacity of the first and second manifolds to the tubes flow capacity such that the first manifold has minimal or negligible mal-distribution effect when providing refrigerant to the tubes, thereby improving the overall performance of the heat exchanger. | 03-17-2011 |
20110088883 | MULTICHANNEL HEAT EXCHANGER WITH IMPROVED FLOW DISTRIBUTION - Heating, ventilation, air conditioning, and refrigeration (HVAC&R) systems and heat exchangers are provided that include multichannel tube configurations designed to reduce refrigerant pressure drop through a heat exchanger manifold. In certain embodiments, tubes inserted within the manifold adjacent to a refrigerant inlet have non-rectangular or recessed end profiles configured to increase flow area near the inlet, thereby reducing a pressure drop through the manifold. In further embodiments, insertion depths of the tubes within the manifold vary based on distance from the inlet. This configuration may establish a larger flow area adjacent to the inlet, thus reducing the pressure drop and increasing heat exchanger efficiency. | 04-21-2011 |
20110088884 | Header Plate And Heat Exchanger Comprising Same - The invention concerns a header plate, preferably for a heat exchanger, such as water cooled charge air cooler (WCCAC), comprising a coolant housing having two opposing walls made up from two header plates ( | 04-21-2011 |
20110100614 | HEAT EXCHANGER - One or more embodiments of the present invention relates to a heat exchanger. The heat exchanger comprises a pair of header-tanks having at least one partition wall and at least one baffle; a plurality of tubes; and a plurality of fins. A communication hole is formed on the partition wall that is positioned at a region disposed between the baffle and one end of the header-tank adjacent to the baffle. Given that a distance from the baffle to the one end of the header-tank is 100%, 1˜4 communication holes are formed at positions on the partition wall which corresponds to an extent of 0˜50%, 65˜100%, or an extent of 0˜50% and an extent of 65˜100%. | 05-05-2011 |
20110108259 | Oil Cooler For A Motorized Vehicle - An oil cooler which is relatively compact in size, yet provides for efficient fluid movement to reduce the temperature of the oil without requiring an external fan, fins or the like is configured to include multiple, parallel paths (i.e., pipes) through which the motor oil flows and is cooled before returning to the system. A plurality of relatively short pipes, grouped in sets, is used to direct the flow of the motor oil from the intake (where the oil leaves the engine and is at its hottest temperature) to the outlet. By the time the oil circulates through the groups of pipes, it will have sufficiently cooled to allow it to return to the system. The contact between the flowing oil and the surfaces of the pipes creates the cooling action as the oil flows therethrough. | 05-12-2011 |
20110108260 | HEAT EXCHANGER FIN INCLUDING LOUVERS - A heat exchanger includes a first header, a second header and heat exchange tubes that extend between the first header and the second header. A fm is located between two adjacent heat exchange tubes, and the fm includes fin plates each having louvers. Each of the louvers includes a first louver section, a second louver section and a third louver section between the first louver section and the second louver section. The third louver section includes a drain portion that extends downwardly relative to the first louver section and the second louver section. | 05-12-2011 |
20110120686 | DUAL-DIRECTIONAL COOLER - A heat exchanger for use in cooling a flow of compressed gas with a flow of cooling fluid includes a body portion having a first end, a second end, and a space between the first end and the second end. A tube bundle includes a first tube sheet, a second tube sheet, and a plurality of tubes extending between the first tube sheet and the second tube sheet. The tube bundle is insertable into the space from either the first end or the second end. A first head includes an inlet and an outlet, the first head connected to the first end and connectable to the second end and a second head is connected to the second end and connectable to the first end such that cooling fluid enters the inlet, passes through a portion of the plurality of tubes, contacts the second head and flows through a second portion of the plurality of tubes to the outlet. | 05-26-2011 |
20110127023 | DESIGN CHARACTERISTICS FOR HEAT EXCHANGERS DISTRIBUTION INSERT - A heat exchanger includes heat exchange tubes, a manifold, and a distribution insert incorporating orifices that communicate a fluid into the manifold for distribution into the heat exchange tubes. A design characteristic of the distribution insert and another design characteristic of at least one of the distribution insert, the manifold and the heat exchange tubes are employed to determine an essential design relationship. The essential design relationship defines a design parameter, the value of which falls within a determined range of values. | 06-02-2011 |
20110139421 | FLOW DISTRIBUTOR FOR A HEAT EXCHANGER ASSEMBLY - A heat exchanger including a pair of manifolds. An inlet is disposed on one of the ends of the first manifold. A core extends between the manifolds for conveying a coolant therebetween and for transferring heat between the coolant and a stream of air. A cross-over plate is disposed in one of the manifolds to divide the associated one of the manifolds into an upstream section and a downstream section. The cross-over plate presents a plurality of orifices defining a cross-over opening area for establishing fluid communication between the upstream and downstream sections of the associated manifold. The cross-over opening area continuously increases along an axis away from the inlet. The ratio of the total cross-over opening area to the upstream cross-sectional area of the tubes of the core is in the range of XXXXXXXX:XXXXXXX to XXXX:XXXXXX. | 06-16-2011 |
20110139422 | FLUID DISTRIBUTION DEVICE - A heat exchanger assembly including a first manifold extending along an axis between first manifold ends and including an inner wall presenting an interior. A fluid distribution device is disposed in the interior of the first manifold and includes an inlet tube extending along the axis from an inlet end to a distribution end. The inlet tube presents a plurality of apertures spaced circumferentially from one another and spaced axially from the distribution end for dispensing the refrigerant in a radial direction out of the inlet tube. The fluid distribution device further includes a collar surrounding and spaced radially from the inlet tube and extending axially in both directions axially from the apertures of the inlet tube for redirecting into an axial direction the refrigerant flowing in the radial direction out of the apertures to evenly distribute the refrigerant across the interior of the first manifold. | 06-16-2011 |
20110139423 | MICROCHANNEL COIL MANIFOLD SYSTEM - The present application provides a microchannel coil manifold system. The microchannel coil manifold system may include a number of assembly inlet manifold sections that terminate in a first stub tube, a number of assembly outlet manifold sections that terminate in a second stub tube, and one or more microchannel coils. Each pair of assembly inlet and outlet manifold sections may be in communication with the one or more microchannel coils. | 06-16-2011 |
20110139424 | HEAT EXCHANGER - A heat exchanger, especially a heat exchanger for a motor vehicle, is provided that includes a plurality of tubes, at least one collecting tube with a wall and openings in the wall, supports protruding from the wall in the axial direction of the openings being formed at the openings. Wherein the tubes in the region of one end of the tubes are disposed partly at the supports and a fluid-tight connection exists between the supports and the tubes, so that a fluid can be passed through the tubes and the at least one collecting tube, and at least one inlet opening for passing the fluid in and at least one outlet opening for passing the fluid out. The mechanicals stability between the tubes and the at least one collecting tube is to be improved. This objective is accomplished owing to the fact that the thickness of the supports is less than the thickness of the wall, especially in the region of the openings of the collecting tube. | 06-16-2011 |
20110155358 | HEAT EXCHANGER FOR A MOTOR VEHICLE - A heat exchanger for a motor vehicle, the heat exchanger including a collector extending in a longitudinal direction and having a bottom and a collector box, at least two connections provided in the collector box for feeding and draining a fluid, a plurality of exchange tubes ending in the bottom of the collector, and a separator wall separating the collector into a first partial chamber on the inlet side and a second partial chamber on the outlet side, wherein the separating wall adjoins the bottom while dividing the bottom substantially symmetrically along a center line running in the longitudinal direction, and wherein the separating wall comprises a projection above the bottom, wherein at least one of the centers of the two connections has an offset relative to the center line. | 06-30-2011 |
20110168372 | Heat exchanger - A heat exchanger has partitioning means for dividing a header tank such that a first space and a second space of a tank main body are arranged in a longitudinal direction of the header tank. An annular outer peripheral seal surface is provided around a tube bonding surface of a core plate of the header tank over an entire perimeter thereof and is provided with a gasket. A partitioning seal surface is provided to the tube bonding surface at a position corresponding to the partitioning means, and is provided with the gasket. The gasket seals between the core plate and the partitioning means. The partitioning seal surface is positioned on a plane identical with a plane of the outer peripheral seal surface. A part of the gasket, which is held by the core plate and the tank main body therebetween, has a uniform thickness. | 07-14-2011 |
20110174471 | HEADER BOX FOR A FURNACE, A FURNACE INCLUDING THE HEADER BOX AND A METHOD OF CONSTRUCTING A FURNACE - A CEHB, a furnace and a method of constructing a furnace are disclosed. In one embodiment, the CEHB includes: (1) a fixed orifice configured to regulate air flow through a heat exchanger of the furnace, wherein a combustion air inducer induces the air flow and (2) a negative pressure channel including a negative channel supply port that communicates with an inlet of the combustion air inducer, a negative pressure port configured to connect to a negative input port of a pressure switch and bleed ports configured to reduce a pressure received through the negative channel supply port at the inlet to a targeted range at the negative pressure port, the pressure switch configured to monitor a combustion pressure through the heat exchanger. | 07-21-2011 |
20110186276 | HEAT EXCHANGER ASSEMBLY AND METHOD - A heat exchanger is described and illustrated, and in some embodiments includes a casing, a fluid flow path extending between first and second ends of the casing; first and second bundles of heat exchanger tubes in first and second portions of a fluid flow path extending through the casing, and a third section of the fluid flow path connecting the first and second sections and having a sealing plate with one or more apertures for the fluid flow path to pass therethrough. In some embodiments, by virtue of the sealing plate and its relationship with the adjacent structure of the heat exchanger, adjacent ends of the two bundles of tubes are each movable in at least one direction with respect to the casing and the other bundle of tubes. | 08-04-2011 |
20110186277 | CONDENSER - Three heat exchange paths P | 08-04-2011 |
20110186278 | HEAT EXCHANGER WITH RADIALLY ARRANGED ELEMENTS FOR ISOTHERMAL CHEMICAL REACTORS - An isothermal chemical reactor ( | 08-04-2011 |
20110192581 | PROCESS FOR PRODUCING MEMBER FOR HEAT EXCHANGER AND MEMBER FOR HEAT EXCHANGER - In supplying flux to a brazing heat exchanger member, a given amount of the flux is stably adhered to brazing portions without interposing any substance which becomes unnecessary for the brazing such as binder. In manufacturing a heat exchanger member, particles containing flux are injected to a surface of a substrate made of aluminum or its alloy at a temperature lower than a melting point of the flux by 30° C. or more to collide against the surface at an average speed of 100 m/sec or higher to thereby mechanically adhere the particles thereto. | 08-11-2011 |
20110192582 | MULTI-SLAB MULTICHANNEL HEAT EXCHANGER - Heating, ventilation, air conditioning, and refrigeration (HVAC&R) systems and multi-slab heat exchangers are provided that include fluid connections for transmitting fluid between groups of tubes. The fluid connections may include generally tubular members fluidly connected to manifold sections. The fluid connections also may include partitioned manifolds containing tubes of different heights. Multichannel tubes are also provided that include a bent section configured to locate a flow path near a leading edge of a tube within one section and near a trailing edge of the tube within another section. | 08-11-2011 |
20110198065 | Condenser - A first header tank to which first heat exchange tubes of second and third exchange paths are connected and a second header tank to which second heat exchange tubes of a first exchange path are connected are provided at the left end of a condenser such that the former is located on the outer side of the latter. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank separates gas and liquid from each other and stores the liquid. The first heat exchange tubes have, at their left ends, projecting portions extending leftward. Projecting portions of fins are disposed between the projecting portions of the adjacent first heat exchange tubes. The projecting portions of the first heat exchange tubes and the fins between the projecting portions of the first heat exchange tubes form a heat exchange section. | 08-18-2011 |
20110203780 | Heat exchanger - A heat exchanger includes headers and tubes two ends of each of which are connected with and communicate the headers. Each of fins is disposed between adjacent tubes. An end cover is formed with a center hole and fixed to a proximal end of one of the headers. A distal end of a sleeve passes through the center hole to extend into the header, and a proximal end of the sleeve is held by a proximal end surface of the end cover. A first distribution-collection tube is fixed to the sleeve and defines an open proximal end and a closed distal end passing through the sleeve to extend into the header in which openings are formed along a longitudinal direction of the distribution-collection tube in a portion thereof extended into the header. A fixing nut is screwed onto the end cover to press the proximal end of the sleeve against the proximal end surface of the end cover. | 08-25-2011 |
20110203781 | MULTIPLE-RING HEAT EXCHANGER - The heat exchanger with a radial heat source has a first header, a second header, first tubes and second tubes. The first header is configured to allow liquid to enter and exit the heat exchanger. The second header is spaced from the first header and has at least one lower baffle provided therein. The first tubes extend from the first header to the second header, with the first tubes being spaced proximate to the radial heat source. The second tubes extend from the first header to the second header, with the second tubes being spaced from the radial heat source a greater distance than the first tubes. An enhancement device may be positioned in respective tubes of the first tubes to create a water vortex in the first tubes wherein boiling of the water in the first tubes is prevented. | 08-25-2011 |
20110220335 | Condenser - A first header tank to which first heat exchange tubes of second and third heat exchange paths are connected and a second header tank to which second heat exchange tubes of a first heat exchange path are connected are provided at the left end of a condenser such that the former is located on the outer side of the latter with respect to a left-right direction and is offset from the latter in an air passage direction. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank has a function of separating gas and liquid and storing the liquid. The first and second heat exchange tubes and side plates are bent in the same direction about a common vertical line. This condenser is suitable for use in a car air conditioner mounted on an automobile. | 09-15-2011 |
20110220336 | HEAT EXCHANGER - A heat exchanger | 09-15-2011 |
20110226453 | Heat exchanger and method of manufacture - This invention relates to a heat exchanger and to a method of manufacturing a heat exchanger. The heat exchanger has a number of tubes and at least one tube plate. The ends of each tube are located in a respective opening in the tube plate(s). The ends of each tube contain a respective insert, the insert acting to expand the end of the tube into sealing engagement with the tube plate. | 09-22-2011 |
20110226454 | HEAT EXCHANGER - A heat exchanger | 09-22-2011 |
20110232884 | HEAT EXCHANGER - A heat exchanger comprises: a first header; a second header; a plurality of tubes spaced apart from each other and each connected between the first and second headers in fluid communication therewith; and a plurality of fins each disposed between adjacent tubes, in which the heat exchanger has a bent portion between the first and second headers such that the heat exchanger is divided into first and second heat exchanger portions which are located at two sides of the bent portion respectively, and a heat transfer coefficient of the second heat exchanger portion is greater than that of the first heat exchanger portion. The heat exchanger according to embodiments of the present disclosure is bent into a substantially inverted V-shape, and the capacities of the heat exchanger on two sides of the bending position are identical, thus improving the heat exchange performance. | 09-29-2011 |
20110240275 | LOW THERMAL STRAIN MULTI-COOLER - A heat exchanger with multi-flow capabilities includes a pair of intermediate tanks located between a pair of header tanks. An open gap is provided between the two intermediate tanks. A first plurality of tubes extend between the header tanks. A second plurality of tubes extend between one of the header tanks and one of the intermediate tanks. A third plurality of tubes extend between the other header tank and the other intermediate tank. In a two flow system, the two intermediate tanks are in fluid communication through a flexible jumper tube. In a three flow system the two intermediate tanks are isolated from each other. The open gap between the intermediate tanks allows for the uneven heat expansion between the various fluid flows. | 10-06-2011 |
20110240276 | HEAT EXCHANGER HAVING AN INLET DISTRIBUTOR AND OUTLET COLLECTOR - An improved heat exchanger assembly having an inlet header in hydraulic communication with an outlet header via a plurality of multi-channel flat refrigerant tubes, in which the multi-channel flat refrigerant tubes are substantially perpendicular to the headers. Interconnecting the refrigerant tubes are corrugated fins. The plurality of refrigerant tubes together with the fins defines the core of the heat exchanger assembly. The heat exchanger assembly also includes a distributor tube disposed in the inlet header cavity and a collector tube disposed in the outlet header cavity. The distributor tube and collector tube have cooperating features for archiving uniform refrigerant distribution through the refrigerant tubes. | 10-06-2011 |
20110240277 | METHOD OF FORMING ALUMINIUM HEAT EXCHANGERS HEADER TANKS - The invention relates to a method for producing a heat exchanger header tank comprising the steps of providing a tube having a core made from a AA3XXX-aluminium alloy; optionally pre-heating the tube; inserting the tube into a forming tool having a forming cavity with the shape of the final header tank; plugging the ends of the tube; internally pressurising the tube by the use of a gas so as to make it conform to the shape of the tool cavity, thus obtaining the final header tank; removing the header tank from the tool; and cooling the header tank. This method allows an efficient production of header tanks of irregular shapes made of AA3XXX aluminium alloy. The invention also relates to a method for producing a heat exchanger, where the header tank is connected to a plurality of tubes and corrugated fins inserted between the tubes, followed by brazing of the fins to the tubes. | 10-06-2011 |
20110247791 | HEAT EXCHANGER - A heat exchanger comprises first and second headers; a plurality of tubes each defining two ends connected to the first and second headers respectively. Each tube comprises a bent segment and straight segments connected to first and second ends of the bent segment respectively, the bent segment being twisted relative to the straight segments. A plurality of fins are interposed between adjacent straight segments. A length of the bent segment before bending satisfies a formula: 5tπ(180−θ)/180+2T | 10-13-2011 |
20110247792 | HEAT EXCHANGER AND ITS MANUFACTURING METHOD - A heat exchanger | 10-13-2011 |
20110253352 | Condenser - A first header tank to which first heat exchange tubes of third and fourth heat exchange paths are connected and a second header tank to which second heat exchange tubes of first and second heat exchange paths are connected are provided at one end of a condenser. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank has a function of separating gas and liquid from each other and storing the liquid. A spacer is disposed between the first header tank and the second header tank. The spacer includes a first portion which comes into contact with and is brazed to the first header tank, and a second portion which comes into contact with and is brazed to the second header tank. | 10-20-2011 |
20110253353 | Condenser - A condenser has, at one end, a first header tank to which first heat exchange tubes of third and fourth heat exchange paths are connected and a second header tank to which second heat exchange tubes of first and second heat exchange paths are connected. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank has a branching control section promoting a flow of liquid-phase refrigerant from the first header tank into the first heat exchange tubes of the fourth heat exchange path. The branching control section includes a space forming member which forms a closed refrigerant inflow space communicating with the first heat exchange tubes, and a liquid accumulation space. The space forming member has a communication portion for communication between a lower portion of the refrigerant inflow space and the liquid accumulation space. | 10-20-2011 |
20110253354 | Condenser - A first header tank to which first heat exchange tubes of third and fourth heat exchange paths are connected and a second header tank to which second heat exchange tubes of first and second heat exchange paths are connected are provided at one end of a condenser. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank has a function of separating gas and liquid and storing the liquid. The first heat exchange tubes have projecting portions at their ends located on the side toward the first header tank. A corrosion prevention member having a function of corroding sacrificially for the first heat exchange tubes is disposed in a clearance between the projecting portion of the upper-end first heat exchange tube and the lower end of the second header tank. | 10-20-2011 |
20110272125 | Cooling Fluid Flow Regulation Distribution System and Method - The disclosure provides systems and methods for regulating and distributing cooling fluid through a plurality of heat sinks, such as cold plates, using a flow regulator, which sets the total flow rate, in combination with one or more individual orifices that allow further flow distribution as required by individual cold plates, despite flow variations upstream of the orifices. An orifice can be coupled to an orifice holder, which includes a body to support the orifice, and which may be coupled (directly or indirectly) to an inlet of the cold plate. Alternative manners of coupling orifices in the fluid flow besides an orifice holder can be employed. Generally, the flow regulator(s) is coupled with a plurality of orifices and conduits through which the cooling fluid flows. Related system components can be assembled as a module for installation into a cooling system that includes other system components such as a pump, compressor or other pressure sources for the cooling fluid. | 11-10-2011 |
20110277975 | PARTIAL REVERSE FERRULE HEADER FOR A HEAT EXCHANGER - A header for a heat exchanger having spaced manifolds and tubes extending between the manifolds is disclosed. The header plate comprises a header plate forming a portion of the manifold and having an outward surface for orienting away from the interior of the manifold. At least one opening is formed in the header plate, and is elongated with a longitudinal axis and opposite ends. The at least one opening has a perimeter with sides and ends. A ferrule extends from the outward surface of the header plate along portions of the perimeter of the opening. The ferrule includes at least two ferrule portions formed along portions of the perimeter of the opening. The ferrule is absent from portions of the perimeter of the opening between the portions of the perimeter having the ferrule portions formed thereon. | 11-17-2011 |
20110277976 | Heat Exchanger Header and Related Methods and Apparatuses - A heat exchanger (such as a radiator) that provides for a consistent tank-to-header joint location. The header generally includes a drafted wall that is movable adjacent to or within a tank and may include a curved fillet to maintain header alignment. | 11-17-2011 |
20110290463 | HEAT EXCHANGER HEADER ASSEMBLY - A freeze protection system to repeatedly protect the coils or tubes of a heat exchanger/radiator that does not require any maintenance after the contained fluid in the heat exchanger/radiator has experienced a freeze. The system lends itself to construction as a repeatable grouping of diversely different geometric shapes that can then be used to build a freeze protection system for a plethora of sizes of heat exchangers/radiators or, can be made into a unitary, monolithic sheet for a specific sized heat exchanger. | 12-01-2011 |
20110290464 | HEADER FOR HEAT EXCHANGER AND METHOD OF MAKING THE SAME - A header box for a heat exchanger assembly and the method of manufacture. The header box has a first header component and a second header component. The first header component has a first corner portion with a first wall and a second wall extending therefrom. The second header component has a second corner portion with a third wall and a fourth wall extending therefrom. Free ends of the first wall and the third wall cooperate to form a first seam which is welded to maintain the first wall in position relative to the second wall. The free ends of the second wall and the fourth wall cooperate to form a second seam which is welded to maintain the third wall in position relative to the fourth wall. The header box, with the first corner portion and the second corner portion, will withstand the stress concentrations associated with a flow of fluid in the header box. | 12-01-2011 |
20110303401 | Evaporator - A leeward tube row of an evaporator includes first to third tube groups, and a windward tube row thereof includes fourth and fifth tube groups. Within a third section of a leeward upper header portion with which heat exchange tubes of the third tube group communicate, a resistance member for flow division is provided so as to divide the interior of the third section into a first space which the heat exchange tubes face, and a second space which is separated from the first space and into which refrigerant flows. The resistance member for flow division has a plurality of refrigerant passage holes. The leeward upper header portion has a flow cutoff member for preventing flow of refrigerant into the first space of the third section. The third section of the leeward upper header portion communicates with the fourth section of the windward upper header portion via refrigerant communication passages. | 12-15-2011 |
20110315361 | Cooling system having fins - A cooling system is disclosed in which the cooling system comprises a first manifold for receiving a thermal medium from a source, the first manifold having an output port, a second manifold for returning a thermal medium to a source, the second manifold having an input port, a conduit connected between the output port of the first manifold and the input port of the second manifold, and a fin assembly in thermal communication with the conduit. | 12-29-2011 |
20110315362 | FIN AND HEAT EXCHANGER COMPRISING THE SAME - A corrugated fin includes connection segments each of which is formed with louvers. Substantially circular arc segments are connected with the connection segments alternatively in a substantially longitudinal direction such that corrugations are formed and the arc segments form respective crests and troughs of the corrugations. 0≦H | 12-29-2011 |
20110315363 | MULTICHANNEL HEAT EXCHANGERS EMPLOYING FLOW DISTRIBUTION MANIFOLDS - The present disclosure is directed to heat exchangers with flow distribution manifolds divided into an inlet section and a distribution section by a distributor. The inlet section may have a relatively small cross-sectional area that promotes mixed phase flow of liquid and vapor refrigerant. The manifolds may be used with multichannel tubes with flow path inlet sections that allow refrigerant to enter the flow paths through an outer wall of the tubes. In certain embodiments, a portion of the outer wall is removed to expose the flow paths to a distribution chamber within the inlet manifold. The multichannel tubes extend into the distribution section to partition the distribution section into a series of distribution chambers defined by a pair of adjacent tubes, the distributor, and the inlet manifold. Within each distribution chamber, the refrigerant may be directed into the multichannel tubes through the inlet sections of the multichannel tubes. | 12-29-2011 |
20120000634 | Heat Exchanger - A heat exchanger for an automotive vehicle comprises a tank and a beam of tubes, received at their extremities in openings of the tank where the tubes are linked to the tank through tube to tank junctions. Some of the tube to tank junctions suffer thermal stress. At least some of the tubes involved in the tube to tank junctions suffering thermal stress have a higher mechanical resistance than the other tubes. | 01-05-2012 |
20120000635 | MANIFOLD ASSEMBLY FOR DISTRIBUTING A FLUID TO A HEAT EXCHANGER - A manifold assembly for distributing a fluid to a heat exchanger, and a method for producing the same, is provided. The manifold assembly includes a plurality of channels and a manifold. The plurality of channels includes one or more first channels and one or more second channels. The first channels each have a first flow profile and a manifold end with a first cross-sectional geometry. The second channels each have a second flow profile and a manifold end with a second cross-sectional geometry. The first cross-sectional geometry is different from the second cross-sectional geometry. The manifold has an inner cavity, an inlet port, one or more first channel ports, and one or more second channel ports. The first channel ports are each configured to mate with the manifold end of a first channel. The second channel ports are each configured to mate with the manifold end of a second channel. | 01-05-2012 |
20120018135 | HEADER PLATE, A HEAT EXCHANGER, A METHOD OF MAKING A HEADER PLATE AND A METHOD OF MAKING A HEAT EXCHANGER - A header plate for a heat exchanger, the header plate comprising a main part defining a plurality of slots to receive tubes, and the header plate including edges for attachment to a tank, the header plate being folded over onto itself at the said edges. | 01-26-2012 |
20120024508 | REINFORCEMENT PLATE FOR MULTIPLE ROW HEAT EXCHANGER - A heat exchanger includes a pair of manifolds each extending between manifold ends and defining a plurality of slits disposed in a plurality of parallel slit rows and each slit having a center axis. The center axes of the slits in each of the slit rows are aligned in a row plane. Reinforcement members extend between reinforcement ends each of which have at least one tab for connection thereof to one of the manifold ends. Each of the manifolds has at least one retainer for clamping one of the reinforcement members thereto. Each of the tabs include at least one connector extending toward the adjacent manifold end. One of the connectors is centered on each of the row planes to define row isolating openings between adjacent connectors to isolate each of the row planes from differential forces of adjacent row planes. | 02-02-2012 |
20120024509 | HEAT EXCHANGER AND AIR CONDITIONER HAVING THE HEAT EXCHANGER MOUNTED THEREIN - A heat exchanger ( | 02-02-2012 |
20120031600 | TURBINE INTERCOOLER - An intercooler includes a shell with an inlet and an outlet. The shell defines a first chamber. The intercooler further includes a plurality of elongate conducting members. Each of the conducting members includes a first end section and a second end section and is disposed such that each of the first end sections is inside the first chamber of the shell and such that each of the second end sections is disposed exteriorly of the shell. Each of the second end sections is disposed in a flow path of at least one cooling medium so as to undergo evaporative cooling. | 02-09-2012 |
20120080173 | HEAT EXCHANGER ASSEMBLY HAVING MULTIPLE HEAT EXCHANGERS - A heat exchanger assembly having first and second heat exchangers having a tube-fin construction. The first heat exchanger is configured to cool a first fluid. The second heat exchanger has a first portion for cooling the first fluid and a second portion for cooling a second fluid. Cooling air passes through the first heat exchanger before passing through the second heat exchanger. | 04-05-2012 |
20120085523 | MONOLITHIC COLD PLATE CONFIGURATION - A cold plate assembly includes a monolithic cold plate which defines a trough located to intersect a fluid path. | 04-12-2012 |
20120090823 | Storage Exchanger Provided With Storage Material, And Air Conditioning Loop Or Cooling Circuit Including Such A Heat Exchanger - The invention relates to a storage heat exchanger ( | 04-19-2012 |
20120097379 | Collector Plate For A Heat Exchanger, And Heat Exchanger Including Such A Plate - The invention relates to a collector plate ( | 04-26-2012 |
20120103581 | Header unit and heat exchanger having the same - A header unit includes a body and a cover coupled to the body. The body supports outer and inner sides of the cover in a simultaneous manner. In accordance with this structure, refrigerant can flow in a heat exchanger for cooling/heating purposes requiring high operating pressure of refrigerant. | 05-03-2012 |
20120103582 | Heat exchanger and micro-channel tube thereof - A heat exchanger having a structure in which micro-channel tubes are respectively fitted into both sides of corresponding flat fins for heat exchange, thereby achieving enhancements in drainage and heat transfer performance. The heat exchanger includes a first header extending vertically and connected with an inflow tube and an outflow tube, a second header spaced apart from the first header by a desired distance and arranged parallel to the first header, and a plurality of flat micro-channel tubes arranged horizontally while being vertically spaced apart from one another by a desired clearance and arranged in a front row and a rear row between the first header and the second header. Micro-channels are formed in each of the micro-channel tubes. | 05-03-2012 |
20120103583 | Heat exchanger and fin for the same - A heat exchanger having a structure in which micro-channel tubes are respectively fitted into both sides of corresponding flat fins for heat exchange, thereby achieving enhancements in drainage and heat transfer performance. The heat exchanger includes a first header connected with an inflow tube and an outflow tube, a second header spaced apart from the first header by a desired distance and arranged parallel to the first header, a plurality of flat micro-channel tubes arranged in a front row and a rear row between the first header and the second header, and a plurality of plate type fins. Each of the micro-channel tubes includes micro-channels. Each of the fins includes slots arranged in a front row and a rear row to respectively fit the front row and rear row micro-channel tubes into the slots. | 05-03-2012 |
20120103584 | WATER-COOLING U-VALVE - Water-cooling U-valve is composed of a downcomer ( | 05-03-2012 |
20120111547 | CONDENSER - A condenser has, at one end, a first header tank to which first heat exchange tubes of third and fourth heat exchange paths are connected and a second header tank to which second heat exchange tubes of first and second heat exchange paths are connected. The upper end of the first header tank is located above the lower end of the second header tank. A plate member fixed to the circumferential wall of the first header tank serves as a partition portion for dividing the interior of the first header tank into a first region with which the first heat exchange tubes of the fourth heat exchange path (refrigerant super-cooling path), and a second region located above the first region. An internal volume reduction portion for reducing the internal volume of the first header tank is provided in the first region. The condenser is used for a car air conditioner. | 05-10-2012 |
20120132407 | HEAT EXCHANGER MANIFOLD AND METHOD OF MANUFACTURE - This invention provides an efficient counter flow heat exchanger of various rectangular, cylindrical or spiral shapes, having two flow channels or more and four inlet/outlet or more. Wherein flow channels have a plurality of passageways created by interposing a roll formed metallic between metallic rectangular sheets to form the flow channel or chamber. Rectangular and roll formed sheets sealingly joined by linking means, preferably but not necessarily by continuous linear spot welding or argon welding process. | 05-31-2012 |
20120138282 | HEADER FOR A CONDENSER - A header for a heat exchanger, which comprises a plurality of flat tubes arranged in a longitudinal direction. The header has a bottom and a lid. The bottom has a plurality of openings for coupling the header to the plurality of flat tubes. The lid is arranged opposite of the bottom and connected to the lid, at least at the edges extending in the longitudinal direction, in a fluid-tight manner. The lid has a plurality of transverse channels on a side facing the bottom, which are arranged opposite of the plurality of openings, and a longitudinal channel extending in the longitudinal direction. | 06-07-2012 |
20120152507 | FABRICATION METHOD FOR MAKING BRAZED HEAT EXCHANGER WITH ENHANCED PARTING SHEETS - Disclosed is a heat exchanger comprising a boiling passage and cooling passage defined by opposite sides of metal walls. Layers of brazing material between the metal walls and a spacer member bond components of the heat exchanger together. It has been found that good quality brazed joints can be made by modifying the brazing thermal cycle to first employing a temperature of about 500° C. for an extended period of time and then elevating the temperature to about 590° to 600° C. | 06-21-2012 |
20120160465 | HEAT EXCHANGER - A heat exchanger comprises a primary flow path arranged to contain a first heat exchanging medium. A secondary flow path arranged to contain a secondary heat exchanging medium, wherein the primary flow path surrounds the secondary flow path for exchanging heat between the two paths. | 06-28-2012 |
20120175095 | HEAT EXCHANGER MANIFOLD AND METHOD OF MANUFACTURE - This invention provides an efficient counter flow heat exchanger of various rectangular, cylindrical or spiral shapes, having two flow channels or more and four inlet/outlet or more. Wherein flow channels have a plurality of passageways created by interposing a roll formed metallic between metallic rectangular sheets to form the flow channel or chamber. Rectangular and roll formed sheets sealingly joined by linking means, preferably but not necessarily by continuous linear spot welding or argon welding process. | 07-12-2012 |
20120175096 | HEAT EXCHANGER AND METHOD OF MAKING THE SAME - A heat exchanger includes a core portion, a pair of header tanks, and an elastically-deformable sealing member. The header tanks are arranged on both end sides of the core portion. The header tank includes a core plate and a resin tank body, which define a tank space. The sealing member is disposed at an end part of the tank body located adjacent to the core plate. The sealing member has a loop shape to enclose the tank space when viewed from the core portion and is formed integrally with the end part of the tank body. The end part of the tank body includes a protrusion portion at least one of inward and outward of the sealing member. The protrusion portion encloses the tank space when viewed from the core portion and projects from the end part of the tank body toward the core plate. | 07-12-2012 |
20120181006 | HEAT EXCHANGER WITH HIGHLY FLEXIBLE USE - A heat exchanger, comprising a box-like body which delimits inside it at least one heat exchange chamber and has at least one inlet and at least one outlet for the passage through the chamber of combustion products along a preferred path. The box-like body defines at least partly in its side walls at least one duct for feeding a fluid and inside the heat exchange chamber elements are provided and are associated with the supply duct in order to increase the thermal efficiency of the heat exchanger. The heat exchanger comprises a plurality of distinct modular elements which are mutually to interconnected in order to define the box-like body. Each modular element may comprise at least one portion of the heat exchange elements, of the supply duct and of the chamber. | 07-19-2012 |
20120193080 | HEAT EXCHANGER SYSTEM FOR A DEODORISER - The present invention relates to a heat exchanger system for incorporation in a deodoriser. The heat exchanger system comprises longitudal heat transfer means, inlet distribution headers, outlet collector headers, spacers having holes to support the longitudal heat transfer means, a compensator, and two or more support devices. The longitudal heat transfer means are guided through the holes of the spacers and arranged in bundles, and each of the bundles is attached to an inlet distribution header as well as to an outlet collector header, and at least some of the spacers are mounted on at least one support device. The present invention relates also to a semi-continuous deodoriser having one or more of such heat exchanger systems, and to a use of the deodoriser. | 08-02-2012 |
20120199332 | HEAT EXCHANGER HEADER PLATE - A header plate for a heat exchanger includes a first side flange, a second side flange spaced apart from and opposing the first flange, and a generally planar surface located between and connecting the first and second flanges. The generally planar surface and the first and second side flanges together at least partially define an internal volume of the heat exchanger. The header plate also includes a bead formed into the generally planar surface to locally deform the surface in a direction away from the internal volume, the bead extending to and blending into the first side flange. The header plate also includes a tube receiving opening extending through the generally planar surface into the internal volume, the tube receiving opening extending through the bead. | 08-09-2012 |
20120205083 | FLOOR FOR A HEAT EXCHANGER, PRODUCTION METHOD, AND DEVICE FOR THE PRODUCTION - A method and apparatus for producing a floor for a heat exchanger may include supplying a material strand to a tool and at least partially introducing a passage of the floor into the material strand by at least one stamp of the tool. The material strand may be advanced by a predetermined distance in a longitudinal direction. The introducing and advancing may be repeated until a predetermined number of passages has been introduced into the floor. | 08-16-2012 |
20120211208 | BRAZING JOINTS - One aspect provides a header tube and a refrigeration tube that have ends on which one or more coupling ends are integrally formed thereon. Methods of fabricating the header tube and refrigeration tube are also provided. | 08-23-2012 |
20120222848 | INTEGRATED COUNTER CROSS FLOW CONDENSER - A heat exchanger includes a leeward condenser core including a plurality of first fluid conduits having a first flow circuit formed therethrough to receive a heat exchanging medium, a windward condenser core positioned adjacent and in fluid communication with the leeward condenser core, the windward condenser core including a plurality of second fluid conduits having a second flow circuit formed therethrough to receive the heat exchanging medium, a header plate securing the windward condenser core to the leeward condenser core, the header plate forming at least a portion of a first tank in fluid communication with each of the first fluid conduits and a second tank in fluid communication with each of the second fluid conduits, a first cap disposed on the header plate to form the first tank, and a second cap disposed on the header plate to form the second tank. | 09-06-2012 |
20120227946 | CONDENSER HAVING A REFRIGERANT RESERVOIR ASSEMBLY CONTAINING A DESICCANT BAG - A condenser having a receiver for use in an air conditioning system, having a plurality of refrigerant tubes, at least one header in hydraulic communication with the plurality of refrigerant tubes, and a receiver housing connected to the header. The receiver housing includes a refrigerant conduit nested within the spine of a desiccant bag. The spine divided the desiccant bag into two desiccant compartments, which are folded over the refrigerant conduit such that the desiccant compartments urge the refrigerant conduit onto the spine, thereby holding the desiccant bag in a predetermined position. | 09-13-2012 |
20120247742 | HEAT EXCHANGER - An outer peripheral sealing surface of an inner surface of a core plate of a header tank is configured into a loop and extends along an outer peripheral edge portion of the core plate and clamps a packing in cooperation with an outer peripheral end portion of a tank main body of the header tank. A transition section of the outer peripheral sealing surface connects between a primary section and a secondary section, which are located in two different planes, respectively, and the plane of the secondary section is the same as a plane of a boundary portion sealing surface held between two tube connecting surfaces in the core plate. | 10-04-2012 |
20120255716 | HEAT DISSIPATION DEVICE AND MANUFACTURING METHOD THEREOF - A heat dissipation device and a manufacturing method thereof. The heat dissipation device includes a first chamber defining a first cavity, a second chamber defining a second cavity, and multiple connection members each defining a passageway. First and second ends of the connection members are respectively connected with the first and second chambers in communication with the first and second cavities through the passageways. A working fluid is contained in the first cavity. When the working fluid is heated, the working fluid is evaporated into vapor. The vapor passes through the passageways into the second cavity. After reaching the second cavity, the vapor is condensed into liquid state. Then, the liquid goes back into the first cavity through the passageways to complete a working cycle and achieve heat dissipation effect. | 10-11-2012 |
20120267085 | HEAT EXCHANGER AND A MANIFOLD FOR USE THEREIN - A heat exchanger includes a manifold and a tube array. The manifold has an internal void and walls that surround the void and merge one with the other via corners. Each wall has a middle portion that is located mid way between the corners merging with the wall and the manifold branches off to attach and communicate with the tube array at a location aside of the middle portion of one of the walls towards a corner that merges with the wall. | 10-25-2012 |
20120298343 | SUBSEA COOLER - The present invention regards a subsea cooling unit comprising a first header pipe ( | 11-29-2012 |
20120298344 | HEADER FOR HEAT EXCHANGER - A header for a heat exchanger includes an elongate header plate having a pair of substantially parallel long edges. The header plate includes an elongate slot extending in a first direction across the header plate and a pair of ridges extending in a second direction along the header plate. The second direction is substantially perpendicular to the first direction. Edge regions of the header plate are formed on sides of the ridges adjacent the long edges. At least one of the edge regions lie in a first plane and crests of the ridges lie in a second plane. The first plane is substantially parallel to and offset from the second plane. | 11-29-2012 |
20120305228 | CONDENSER - A condenser includes first and second header tanks provided at one end thereof such that the latter is located on the outer side of the former. First heat exchange tubes forming a first heat exchange path provided in a condensation part are connected to the first header tank. Second heat exchange tubes forming a second heat exchange path provided in a super-cooling part are connected to the second header tank. The first header tank has one communication section which communicates with the second header tank through a communication part and to which all the heat exchange tubes forming the first heat exchange path are connected. The communication part is provided at a height below the uppermost heat exchange tube among all the heat exchange tubes connected to the communication section. The upper end of the first header tank is located above the lower end of the second header tank. | 12-06-2012 |
20120318486 | HEAT EXCHANGER FOR STIRLING ENGINE - A heat exchanger for a stirling engine | 12-20-2012 |
20120318487 | HEAT EXCHANGER FOR AIR CONDITIONER - A heat exchanger comprises a plurality of refrigerant tubes. In a flow divider, a part of a plurality of capillary tubes is connected to an open end portion on a side of a front tube plate, and a remainder of the plurality of the capillary tubes is connected to an open end portion on a side of a rear tube plate. The plurality of refrigerant tubes include even number refrigerant tubes constituted by an even number of heat transfer tube portions and odd number refrigerant tubes constituted by an odd number of heat transfer tube portions. | 12-20-2012 |
20120325449 | GASKET MATERIAL FOR HEAT EXCHANGER, AND HEAT EXCHANGER USING THE SAME - A liquid silicone resin composition as a gasket material comprising a base resin, a first crosslinking agent for causing a crosslinking reaction of the base resin, a silane coupling agent, a second crosslinking agent for forming a bond to the silane coupling agent, and a silica filler is used to form a gasket in a heat exchanger. Using this liquid silicone composition, the adhesiveness of the gasket can be enhanced while ensuring the sealing reliability of the gasket compared with conventional gaskets. Even when a resin which is difficult to adhere a silicon resin is used as a material of the tank body, the adhesive force of the gasket to the tank body can be sufficiently increased. | 12-27-2012 |
20130000876 | Heat Exchanger Header - The present invention relates to a heat exchanger header, wherein said header includes a lower portion ( | 01-03-2013 |
20130025838 | HEADER TANK FOR HEAT EXCHANGER - A header tank for a heat exchanger for supplying a heat exchange fluid to a core unit in which a plurality of tubes are provided side by side includes an inlet part for introducing the heat exchange fluid into the header tank, and a plurality of ribs projecting into the header tank, extending in directions intersecting with a central axis direction of the inlet part, arranged side by side in the central axis direction and configured to cause the heat exchange fluid to flow into the tubes. The plurality of ribs project more into the header tank with increasing distance from the inlet part. | 01-31-2013 |
20130048260 | Vehicle Interior Heat Exchanger - The thermal efficiency of a heat exchanger which is disposed on a blowing path in a vehicle interior and operates as a condenser is enhanced. In a vehicle interior heat exchanger | 02-28-2013 |
20130056190 | COOLING STRUCTURE - A heat exchanger structure includes a monolithic extrusion and a plurality of headers. The extrusion includes a first end; a second end; a first, smooth side; and a second side with a plurality of smooth portions alternating with a plurality of raised portions defining a plurality of parallel flow passages extending from the first end to the second end; and a plurality of headers connecting the plurality of flow passages to form a flow path. | 03-07-2013 |
20130068435 | IN-LINE HEAT EXCHANGER ASSEMBLY AND METHOD OF USING - An heat exchanger assembly and a method of use thereof adapted for transferring heat to or from a fluid to a surrounding environment within an apparatus, such as motor vehicle engines, as it enters and leaves a fluid-handling device. The heat exchanger assembly includes first and second manifolds, multiple cooling tubes and a return tube. The first manifold has inlet holes therein and the second manifold has outlet holes therein. The multiple cooling tubes fluidically interconnect the first and second manifolds and the inlet and outlet holes thereof. The return tube passes through the first and second manifolds to fluidically interconnect opposite ends of the heat exchanger assembly. The return tube has a first end adapted to mount the heat exchanger assembly to the apparatus and an oppositely-disposed second end that protrudes from the second manifold and is adapted to secure the fluid-handling device thereto. | 03-21-2013 |
20130068436 | SCALEABLE PARALLEL FLOW MICRO-CHANNEL HEAT EXCHANGER AND METHOD FOR MANUFACTURING SAME - Provided is a heat exchanger, heat sink or coldwall having a machined manifold for receiving a plurality of individual, modular micro-channel heat exchanger elements. The manifold further includes a parallel flow network or flow distribution network for distributing a cooling fluid uniformly to all micro-channel heat exchanger elements. Each micro-channel heat exchanger element is individually manufactured and tested prior to integration with the manifold. The design of the micro-channel heat exchanger elements may include a straight fin, a high density fin, lanced offset fin, and perforated offset layers fin configurations. | 03-21-2013 |
20130075069 | Brazed microchannel heat exchanger with thermal expansion compensation - A brazed aluminum microchannel heat exchanger comprising a stack of alternating tubes and serpentine fins includes an expansion relief feature that accommodates uneven thermal expansion in the heat exchanger. The expansion relief feature provides the heat exchanger with sufficient structural support, at least during assembly, so that components of the heat exchanger can be firmly clamped in compression during a controlled-atmosphere brazing process. In some examples, the expansion relief feature is a gap or sliding engagement between adjacent headers of the heat exchanger. In addition or alternatively, the expansion relief feature comprises one or more slits cut into the serpentine fins after the brazing process, wherein each slit extends generally parallel to the tubes. | 03-28-2013 |
20130081795 | HEAT EXCHANGER WITH IMPROVED TANK AND TUBE CONSTRUCTION - A heat exchanger assembly includes a first tank having a tube side wall and a first reservoir. A first row of apertures extends through the tube side wall of the first tank. A first mounting block is secured to the first tank and has a first aperture. A second tank has a tube side wall and a second reservoir with a second row of apertures extending through its tube side wall. A second mounting block is secured to the second tank with a second aperture extending therethrough. A flow tube with a plurality of fins is received in the first aperture of the first block and the second aperture of the second block. | 04-04-2013 |
20130087316 | THERMAL ENERGY EXCHANGER FOR A HEATING, VENTILATING, AND AIR CONDITIONING SYSTEM - A thermal energy exchanger for a heating, ventilating, and air conditioning system of the present invention includes a plurality of first tubes, a plurality of second tubes disposed downstream of the first tubes, and a plurality of third tubes disposed downstream of the second tubes. At least a portion of at least one of the second tubes includes a phase change material disposed therein and at least a portion of at least one of the third tubes includes a phase change material disposed therein. | 04-11-2013 |
20130098589 | MANIFOLD PROFILE - A manifold profile of a heat exchanger. The manifold profile includes two side walls, a top wall connecting the two side walls, a collecting space enclosed on three sides by the two side walls and the top wall, a receiving opening configured to receive a connection piece, the receiving opening being located on one or more of the two side walls and the top wall. | 04-25-2013 |
20130105130 | HEAT EXCHANGER | 05-02-2013 |
20130112384 | HEAT EXCHANGER - Provided are a heat exchanger that does not impede downsizing and removes water in the heat absorbing pipe adequately with a simple configuration even when the reduction in diameter of the heat absorbing pipe is made. A heat exchanger | 05-09-2013 |
20130126140 | HEAT EXCHANGER - A heat exchanger is provided. The heat exchanger may include a plurality of refrigerant tubes extending in a horizontal direction, at least one fin coupled to the plurality of refrigerant tubes, a vertically oriented header coupled to corresponding ends of the plurality of refrigerant tubes, the header distributing refrigerant into the plurality of refrigerant tubes, and a partition device that partitions an inner space of the header, the partition device including at least two through holes that guide refrigerant into the plurality of refrigerant tubes. | 05-23-2013 |
20130126141 | HEAT EXCHANGER - A heat exchanger | 05-23-2013 |
20130133869 | Heat Exchanger With End Seal For Blocking Off Air Bypass Flow - A heat exchanger having a plurality of spaced-apart plate pairs, where each plate pair defines a flow passage for the flow of a first fluid. One or more fins are thermally coupled and sandwiched by the spaced-apart plate pairs for flow of a second fluid. A fluid manifold being fluidly coupled to the flow passages of the spaced-apart plate pairs is also provided. The heat exchanger has a front face and side faces defined by at least the plurality of spaced-apart plate pairs and the one or more fins. And, a bypass seal complementary to the front face or one of the side faces and engagingly coupled to the front face or one of the side faces for blocking a gap between the heat exchanger and a housing for receiving the heat exchanger. Also disclosed is a heat exchanger assembly having the heat exchanger disclosed. | 05-30-2013 |
20130168069 | HEAT EXCHANGER TANK GROOVE GEOMETRY - A heat exchanger includes a plurality of tubes extending between two tank bodies. At least one tank body includes a crown portion. At least one groove is formed in the crown portion. In order to avoid the creation of a thinner wall section in the crown portion, the inner and outer surfaces that form the groove are offset from each other. | 07-04-2013 |
20130180695 | HEADER UNIT AND HEAT EXCHANGER HAVING THE SAME - A header unit having an improved assembly method of a body and a header and a heat exchanger having the same, capable of preventing a body from being incompletely bonded to a cover at an inner side of the header as a result of the instability of a manufacturing process, and thus capable of preventing the leaking of the refrigerant in between two tanks at an inside of the header. The heat exchanger includes a body, and a cover coupled to the body, wherein the body includes a base part forming a bottom surface of the body, and a middle partition protrudedly formed from the base part, and the cover includes a coupling groove to which the middle partition of the body is coupled while passing through the coupling groove. | 07-18-2013 |
20130206378 | CONDENSER HAVING A RECEIVER/DEHYDRATOR TOP ENTRANCE WITH COMMUNICATION CAPABLE OF STABILIZED CHARGE PLATEAU - A sub-cooled condenser for an air conditioning system includes a condenser portion, a sub-cooler portion located below that of the condenser portion, an integral receiver tank having an upper receiver first chamber with a first fluid port in hydraulic connection with the condenser portion and a lower receiver second chamber having a second fluid port in hydraulic connection with the sub-cooler portion, and a refrigerant conduit disposed in the receiver tank. The refrigerant conduit may include a top entry end extending into the upper receiver first chamber and a bottom discharge end extending in the lower receiver second chamber, wherein the bottom discharge end may extend below the second fluid port. The condenser portion may include multiple passes in which the refrigerant flows in an upward direction from the inlet of the condenser portion to the first fluid port that is in hydraulic connection to the upper receiver first chamber. | 08-15-2013 |
20130213624 | HEAT EXCHANGER - A heat exchanger includes a plurality of heat exchange tubes and corrugated fins. The heat exchange tubes are spaced apart from one another in a vertical direction of the heat exchanger. The corrugated fins are each disposed between adjacent heat exchange tubes. Each of the corrugated fins includes crest portions, trough portions, and connection portions. The crest portions extend in an air passage direction of the heat exchanger. The trough portions extend in the air passage direction. The connection portions connect the crest portions and the trough portions. The number of the crest portions of each of the corrugated fins disposed between adjacent heat exchange tubes falls within a range of a designed number ±2. The designed number is a standard number. | 08-22-2013 |
20130255926 | HEAT EXCHANGER AND METHOD OF MANUFACTURING THE SAME - A heat exchanger includes a pair of header tanks and a plurality of heat exchange tubes. The header tank includes the three tank constituting members having laminated portions. Each of the laminated portions is composed of an outer vertical wall portion, an inner vertical wall portion, and an intermediate vertical wall portion. A fillet is formed between an outer surface of the intermediate vertical wall portion with respect to an air-passing direction and an inner surface of the outer vertical wall portion with respect to the air-passing direction. Another fillet is formed between an inner surface of the intermediate vertical wall portion with respect to the air-passing direction and an outer surface of the inner vertical wall portion with respect to the air-passing direction. | 10-03-2013 |
20130264039 | HEAT EXCHANGER ASSEMBLY AND METHOD - A heat exchanger assembly and method of servicing is described and illustrated, and in some embodiments includes a pair of core units in an end-to-end arrangement, and a fluid tank arranged between the core units. Each core unit includes air fins arranged in parallel with one another and spaced apart in a core stacking direction, and parallel arranged fluid conveying tubes located between and bonded to adjacent air fins. The fluid tank includes a first end sealingly attached to a header plate of one core unit and a second end sealingly attached to a header plate of the other core unit. The fluid tank can be crimped to adjacent core units, and can be located entirely within the core stacking direction outermost boundaries of at least one of the core units. | 10-10-2013 |
20130269918 | HEAT EXCHANGER - According to an embodiment, a heat exchanger is provided with a manifold, a heat exchange unit and a first porous body. The manifold has an inlet for a medium and an outlet for the medium. The heat exchange unit has a channel which communicates with the outlet. The first channel has a cross section of a typical length which is not more than a predetermined constant. The porous body is provided between the inlet and the outlet, and contains a plurality of pores with a mean diameter which is not more than the typical length. | 10-17-2013 |
20130284414 | HEAT EXCHANGER - Provided is a heat exchanger, which includes a plurality of flat tubes in which refrigerant flows, a fin including tube couplers in which the flat tubes are inserted, wherein the refrigerant exchanges heat with a fluid through the fin, and a header coupled to at least one side portion of the flat tubes and distributing the refrigerant to the flat tubes. The fin includes a first fin coupled to a part of the flat tubes, the part of the flat tubes constituting a first row, and a second fin provided on a side portion of the first fin and coupled to another part of the flat tubes, the another part of the flat tubes constituting a second row. | 10-31-2013 |
20130292103 | Apparatus and Method for Connecting Air Cooled Condenser Heat Exchanger Coils to Steam Distribution Manifold - An air cooled condenser, and methods of manufacturing and field assembly of air cooled condensers in which one half of the primary heat exchanger coils are shop fitted with a length of steel configured to quickly and easily mate, during field assembly, with an opposing primary heat exchanger coil of standard configuration, thereby reducing material, shipping, and handling costs, improving positioning and orientation of HECs during assembly, and reducing the requirement for expensive field welding. | 11-07-2013 |
20130292104 | HEAT EXCHANGER - Provided is a heat exchanger. The heat exchanger includes a plurality of refrigerant tubes in which a refrigerant flows, a heat dissipation-fin in which the plurality of refrigerant tubes are inserted and through which the refrigerant and a fluid are heat-exchanged with each other, a header coupled to at least one side of the plurality of refrigerant tubes to define a refrigerant flow space, and a guide device disposed within the header to branch the refrigerant into a plurality of passages corresponding to the plurality of refrigerant tubes. | 11-07-2013 |
20130299149 | Heat Exchanger Header Box And Corresponding Heat Exchanger - The invention concerns a heat exchanger header box ( | 11-14-2013 |
20130306285 | HEAT EXCHANGER AND AIR CONDITIONER - A first header collecting pipe is divided into an upper space corresponding to an upper heat exchange region and a lower space corresponding to a lower heat exchange region. The lower space is divided into a plurality of communication spaces corresponding respectively to auxiliary heat exchange parts of the lower heat exchange region. A second header collecting pipe is divided into a communication space corresponding to both of a first main heat exchange part and the third auxiliary heat exchange part, and into communication spaces corresponding respectively to other main heat exchange parts and the other auxiliary heat exchange parts. Each of pairs of communication space and communication space is connected to an associated one of communication pipes. | 11-21-2013 |
20130306286 | HEAT EXCHANGER AND AIR CONDITIONER - A heat exchanger ( | 11-21-2013 |
20130319644 | Heat Exchanger Manifold And A Heat Exchanger Equipped With Such A Manifold - Header for a heat exchanger and resulting heat exchanger are disclosed. The tubular header is of the type which can receive at least one connecting flange ( | 12-05-2013 |
20130327511 | PASSIVE AIR BLEED FOR IMPROVED COOLING SYSTEMS - An apparatus, including a sealed housing defining a manifold having an inlet port for receiving an input fluid stream into the manifold and an outlet port for exiting an output fluid stream from the manifold; and a bleed structure having a proximal end, a distal end, and a hollow channel communicating a first opening at the proximal end to a second opening at the distal end, the distal end disposed within the manifold and the proximal end disposed in the outlet port outside of the manifold. | 12-12-2013 |
20130333868 | SECONDARY HEAT EXCHANGER FOR A FURNACE HEAT EXCHANGER - Secondary heat exchanger assembly for a heat exchanger unit comprising a hot header box configured to receive combustion gases from a primary heat exchanger assembly of the heat exchanger unit, a cold header box configured to transfer combustion gases to an induction assembly of a furnace unit the heat exchanger unit is part of and heat transfer zone located between the hot and cold boxes. The zone includes secondary heat conduction tubes coupled to the hot box to receive the combustion gases passing through the hot box, and, coupled to the cold box to deliver the combustion gases to the colder box. Air, when blown from a blower unit of the furnace unit through the zone, has a non-uniform velocity profile across a width of the zone, and, a heat transfer mass of the zone across the width is configured to have a substantially similar-shaped non-uniform heat transfer mass profile. | 12-19-2013 |
20130333869 | HEAT EXCHANGER - The invention relates to a heat exchanger, in particular for controlling the temperature of batteries or electronics, having at least one header with a bottom and a top, with openings which are provided in the bottom for receiving tube ends of tubes which are in fluidic communication with the headers, the headers being formed from a U-shaped element with two parallel limbs and a bottom region which connects the limbs, the openings being provided in the bottom region and a wall region which is introduced between the limbs being provided as top. | 12-19-2013 |
20140014307 | Heat Exchanger Header and Related Methods and Apparatuses - A heat exchanger (such as a radiator) that provides for a consistent tank-to-header joint location. The header generally includes a drafted wall that is movable adjacent to or within a tank and may include a curved fillet to maintain header alignment. | 01-16-2014 |
20140041841 | MICRO-CHANNEL HEAT EXCHANGER - The present invention discloses a micro-channel heat exchanger comprising manifolds, a plurality of micro-channel flat tubes connected to the manifolds, and a plurality of rows of fins spaced apart by the micro-channel flat tubes. The micro-channel heat exchanger is provided with at least one bend designed to avoid the deformation of the fins on two inner sides adjacent to the bend due to crushing and meanwhile maintaining the ventilation and heat exchange functionalities of the bend. For example, the bend may include at least one row of fins where the width of the fins are less than the width of the fins on two sides adjacent to the bend. Alternatively, the gap between the fins in the bend can be greater than the gap between the fins on two sides adjacent to the bend. Still alternatively, the bend can be formed with a space for separating cores of the heat exchanger. | 02-13-2014 |
20140048238 | Frameless Heat Exchanger - A frameless heat exchanger for transferring heat from a fluid circulating therein to a surrounding environment is arranged and interconnected to accommodate thermal expansion and contraction of its parts. The heat exchanger includes a plurality of hollow tubes each extending between a first end and a second end. The tubes are arranged into a tube core where the tubes are parallel to and aligned with each other so that the first ends align and the second ends align. The tubes are joined along their first ends by a first manifold and along their second ends by a second manifold. The plurality of tubes and the first and second manifolds are interconnected for relative movement between the plurality of tubes to accommodate thermal expansion and contraction of the plurality of tubes. | 02-20-2014 |
20140054018 | HEAT EXCHANGER, IN PARTICULAR INTERCOOLER - A heat exchanger, in particular an intercooler, is provided that includes at least one collector box that has a base. At least one tube engages into a passage in an approximately perpendicular manner with respect to the base, the passage protruding out of the base and surrounding a tube end, and the passage has a rectangular cross-section that is adapted to the outer circumference of the tube. The aim of the invention is to further extend the service life of the heat exchanger with a further reduction of the wall thickness of the collector box base as well as of the tube. This is achieved in that a wall thickness of the passage is thinned at least in a corner region. | 02-27-2014 |
20140083664 | HEAT EXCHANGER - A heat exchanger having an improved structure which allows refrigerant tubes to be firmly bonded to heat exchange fins. The heat exchanger includes a plurality of refrigerant tubes spaced apart from each other, headers coupled to both end portions of the refrigerant tubes, and heat exchange fins coupled to the refrigerant tubes and disposed spaced apart from each other. Each of the heat exchange fins includes insertion grooves allowing the refrigerant tubes to be inserted thereinto, and bonding plates bonded to the refrigerant tubes. Each of the bonding plates includes a first bonding portion curved from one end portion thereof in a first direction and bonded to one surface of a corresponding one of the refrigerant tubes, and a second bonding portion curved from the other end portion thereof in a second direction and bonded to the other surface of the corresponding one of the refrigerant tubes. | 03-27-2014 |
20140083665 | HEAT EXCHANGER - Heat exchanger having a block of flat tubes arranged parallel to one another and having fins arranged between the flat tubes, wherein the flat tubes form flow ducts through which a refrigerant can flow, and a coolant can flow around the flat tubes, wherein the flat tubes are in fluid communication, at end regions, with collecting tanks, wherein the refrigerant can be made to flow into an inflow region of a collecting tank in fluid communication with at least one of the flow ducts, wherein the inflow region has a line, which extends through the inflow region, for inflow of the refrigerant, wherein a refrigerant passage is provided from the line to the collecting tank inflow region, said refrigerant passage arranged in the central region of the collecting take inflow region, wherein the central region is in relation to a direction oriented perpendicularly to a plane of the flat tubes. | 03-27-2014 |
20140124183 | HEAT EXCHANGER FOR AN AIR CONDITIONER AND AN AIR CONDITIONER HAVING THE SAME - A heat exchanger for an air conditioner and an air conditioner having the same are provided. The heat exchanger may include at least one heat exchange device, the heat exchange device comprising a lower header provided therein with a lower flow path; an upper header provided therein with an upper flow path; and a plurality of flat tubes provided therein with a plurality of flow paths that communicates with the lower flow path and the upper flow path. The upper flow path may be partitioned into a first lower flow path with which a portion of the plurality of flat tubes may communicate, and a second lower flow path with which a remaining portion of the plurality of flat tubes may communicate. Each of an internal sectional area of the upper header and an internal sectional area of the lower header may be 0.7 times or more as large as a sum of sectional areas of flow paths in the plurality of flat tubes forming one path. | 05-08-2014 |
20140158332 | HEAT EXCHANGER - The invention is directed to a heat exchanger which optimizes the heat exchanger capacity, including a first manifold and a second manifold. A fluid drawing device is provided in the second manifold. The fluid drawing device is in fluid communication with an outlet, the fluid drawing device drawing liquid refrigerant from a lowest vertical portion of the second manifold, permitting only liquid refrigerant located near the lowest vertical portion to flow into the fluid drawing device and creating a continuous liquid seal, allowing the second manifold to behave as a receiver and orifice, allowing excess liquid refrigerant to continually accumulate in the second manifold. Vertically oriented tubes extend in fluid communication between the first manifold and the second manifold. The heat exchanger is capable of operating in either a condenser mode or an evaporator mode with virtually no adverse effect on system performance. | 06-12-2014 |
20140166256 | Sub-Cooled Condenser Having a Receiver Tank with a Refrigerant Diverter for Improved Filling Efficiency - A sub-cooled condenser for an air conditioning system, having a condenser portion, a sub-cooler portion located below that of the condenser portion, an adjacent receiver tank having a first fluid port in hydraulic connection with the condenser portion and a second fluid port in hydraulic connection with the sub-cooler portion, and a refrigerant diverter assembly disposed in the receiver tank. The refrigerant diverter assembly is configured to divert a refrigerant from the first fluid port to a location beneath the surface level of a refrigerant retained within the receiver tank without impacting the surface level. The refrigerant diverter assembly includes a refrigerant port in hydraulic connection with the first fluid port, axial and annular refrigerant passageways, and a refrigerant conduit having an inlet end in hydraulic communication with the annular passageway and a second fluid port beneath the surface level (S) of the liquid phase refrigerant. | 06-19-2014 |
20140174703 | HEAT EXCHANGER - A heat exchanger includes a header, a first flat porous tube, and a second flat porous tube. The header has first and second primary channels, with first and second refrigerants flowing through the first and second primary channels. The first flat porous tube has a plurality of first refrigerant-channel holes through which the first refrigerant flows. The second flat porous tube has a plurality of second refrigerant-channel holes through which the second refrigerant flows. The header has sub-channel-forming member that forms a first sub-channel and a second sub-channel. The first sub-channel allows the first primary channel to be communicated with the first refrigerant-channel holes. The second sub-channel allows the second primary channel to be communicated with the second refrigerant-channel holes. The first flat porous tube and the second flat porous tube are in close contact to allow heat exchange between the first refrigerant and the second refrigerant. | 06-26-2014 |
20140196876 | Header Tank, Heat Exchanger And Corresponding Method Of Assembly - A header tank for a heat exchanger comprises a header plate ( | 07-17-2014 |
20140202672 | HEAT EXCHANGER MANIFOLD IMPROVEMENTS FOR TRANSIENT START-UP - A heat exchanger configured to condition a flow of fluid therein. The heat exchanger includes a first manifold, a second manifold, and a conditioning assembly having a plurality of tubular elements extending between the first manifold and the second manifold. The first manifold includes a first end having an inlet formed therein and a second end formed opposite the first end, wherein a generally tapered portion of the second end of the first manifold and a fluid drain feature formed in the generally tapered portion of the first manifold are configured to minimize an amount of the first fluid remaining in at least one of the first manifold and the tubular elements after operation of the heat exchanger. | 07-24-2014 |
20140262178 | THERMOELECTRIC POWER GENERATION CONDENSER - A heat exchanger includes an inlet header configured to receive refrigerant and an outlet header configured to discharge the refrigerant. First and second tubes in fluid communication with and extending between the inlet header and the outlet header direct refrigerant from the inlet header to the outlet header. Each of the tubes has a first side and a second side. The first side of the first tube is oriented to face the second side of the second tube. A first thermoelectric generator is in thermal communication with the first side of the first tube and a second thermoelectric generator is in thermal communication with the second side of the second tube. A plurality of fins is in thermal contact with the first thermoelectric generator and the second thermoelectric generator and with a surrounding environment. | 09-18-2014 |
20140262179 | HEAT EXCHANGER ASSEMBLY AND METHOD OF LOCKING SAME - A heat exchanger assembly is provided. The heat exchanger assembly comprises a core body, a plate fixedly coupled to the core body, the plate defining an aperture therein, and a tank having a foot thereon, wherein under the condition that the plate and the tank are coupled to one another, the aperture functionally engages the foot. The plate sidewall comprises the aperture and further comprises a crimping member in a distal end of the sidewall. The foot further comprises a securing surface and an engagement surface, the engagement surface being configured to engage the aperture and the crimping member being configured to be bent about the foot to engage the securing surface. A sealing member is placed between the tank and the plate to fluidicly seal the tank and the plate once coupled together. Such a configuration provides two means of coupling the plate to the tank. | 09-18-2014 |
20140262180 | MANIFOLDED HEAT EXCHANGERS AND RELATED SYSTEMS - Some modular heat-transfer systems can have an array of at least one heat-transfer element being configured to transfer heat to a working fluid from a heat dissipator. A manifolded heat exchanger can be configured to receive heated working fluid from a plurality of heat-transfer elements and to reject heat to a working fluid of a second fluid circuit. In some embodiments, the heat exchanging manifold can split an incoming flow of working fluid from the second fluid circuit into two or more streams having different bulk flow directions. In some instances, heat exchanger portions of the heat exchanging manifold are configured to provide counter flow heat exchange between the working fluid of the first fluid circuit and the working fluid of the second fluid circuit. | 09-18-2014 |
20140262181 | Flattened Tube Finned Heat Exchanger And Fabrication Method - A multiple tube bank heat exchanger includes a first tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship and a second tube bank including at least a first and a second flattened tube segments extending longitudinally in spaced parallel relationship. The second tube bank is disposed behind the first tube bank with a leading edge of the second tube bank spaced from a trailing edge of the first tube bank. A continuous folded fin extends between the first and second flattened tube segments of both of said first tube bank and said second tube bank. | 09-18-2014 |
20140262182 | MICRO CHANNEL HEAT EXCHANGER ALLOY SYSTEM - A micro channel heat exchanger alloy system is provided and includes first and second manifolds, including a 3000 series aluminum, each of the first and second manifolds being formed to define a respective interior therein, a tube, including at least one of 31108 and 31104 alloy material, extending from the first to the second manifold and being formed to define multiple channels by which the respective interiors of the first and the second manifolds fluidly communicate, a fin structure, including at least 3003 alloy material, disposed in thermal communication with the tube, the fin structure being cladded with a silicon rich layer, including a 4000 series aluminum and a flux material applied to surfaces of the first and second manifolds, the tube and the fin structure. | 09-18-2014 |
20140262183 | POLYMER TUBE HEAT EXCHANGER - A heat exchanger includes a plurality of polymer tubes extending between and fluidly connecting an inlet manifold and an outlet manifold, thereby providing a flow path inside said tubes for a first fluid between the inlet manifold and the outlet manifold. The tubes are configured to have space between the exterior surfaces thereof, thereby providing a fluid flow path for a second fluid through the space between the exterior surfaces of the tubes. | 09-18-2014 |
20140284035 | HEAT EXCHANGER - Provided is a heat exchanger. The heat exchanger includes a plurality of refrigerant tubes through which a refrigerant flows, a header including a tube connection part coupled to the plurality of refrigerant tubes and a refrigerant inflow part, a first pipe provided in the header to define a first flow space for the refrigerant, a second pipe surrounding the outside of the first pipe to define a second flow space for the refrigerant, and a communication hole defined in the first or second pipe to allow the refrigerant to pass therethrough. | 09-25-2014 |
20140299301 | Header Box, Heat Exchanger Comprising Said Header Box And Method Of Crimping Such A Box - A header box ( | 10-09-2014 |
20140299302 | Manifold Intended, In Particular, For A Battery Cooler, And Heat Exchanger Comprising At Least One Such Manifold - The invention relates to a manifold ( | 10-09-2014 |
20140338874 | HEAT EXCHANGER - A lower space of a first header collecting pipe of a heat exchanger is, by partitions, divided into three communication chambers and a single mixing chamber. The mixing chamber communicates with the communication chamber through a through-hole of a lower horizontal partition, communicates with the communication chamber through a through-hole of a vertical partition, and communicates with the communication chamber through a through-hole of an upper horizontal partition. Gas-liquid refrigerant flows into the mixing chamber, and is mixed in the mixing chamber. Then, the refrigerant is distributed to the communication chambers. Thus, the wetness of refrigerant flowing into a flat tube is uniformized among the flat tubes, and performance of the heat exchanger can be fully achieved. | 11-20-2014 |
20140352938 | EGR COOLER HEADER DESIGN - A heat exchanger having a modified header design for absorbing high thermal loads, is described. The heat exchanger includes a housing having an interior space, a core within the interior space of the housing, the core comprising a plurality of flow passages, and a header positioned at an end of the housing and in communication with the core, wherein the header includes a thermal absorbing formation. The thermal absorbing formation may take the form of a continuous raised rib around an inner circumference of the header. The raised rib absorbs excess heat and reduces thermal strain on the heat exchanger. | 12-04-2014 |
20140374077 | HEAT EXCHANGER AND MANUFACTURING METHOD THEREOF - A heat exchanger which may be continuously mass-produced by press-fitting heat exchange fins into refrigerant tubes and a manufacturing method thereof. The manufacturing method includes processing a metal sheet into a plurality of rows of heat exchange fins, transferring the plurality of rows of heat exchange fins through a transfer apparatus, dividing the plurality of rows of heat exchange fins into heat exchange fins in odd-numbered rows and heat exchange fins in even-numbered rows and integrating the heat exchange fins in odd-numbered rows and even-numbered rows through integration apparatuses, vertically standing and aligning the heat exchange fins in odd-numbered rows and even-numbered rows, separating the heat exchange fins in odd-numbered rows and even-numbered rows into a number of heat exchange fins, which may be simultaneously press-fitted into refrigerant tubes, through separation apparatuses, and press-fitting the separated heat exchange fins into the refrigerant tubes. | 12-25-2014 |
20140374078 | OUTDOOR UNIT OF REFRIGERATION APPARATUS - An outdoor unit of a refrigeration apparatus includes a heat exchanger constructed of aluminum or aluminum alloy, a floor frame supporting the heat exchanger, and a spacer disposed between the heat exchanger and the floor frame. The heat exchanger has a plurality of flat pipes, a header manifold connected to the flat pipes, and a plurality of fins joined to the flat pipes. Heat exchange occurs between a fluid flowing inside the flat pipes and air flowing outside the flat pipes. The spacer has an inclined surface and a horizontal surface. The inclined surface guides condensation from the heat exchanger to the floor frame. The horizontal surface contacts the heat exchanger and the heat exchanger is horizontally mounted on the horizontal surface. | 12-25-2014 |
20150007971 | COLD STORAGE HEAT EXCHANGER - Provided is a cold storage heat exchanger, and more particularly, a cold storage heat exchanger capable of increasing cooling comfort for a user and minimizing energy and time consumed upon performing a re-cooling by discharging cooled air stored in a cold storage tube upon operating an air conditioner of a vehicle even in the case in which an engine is stopped because the cold storage tube is provided between refrigerant tubes in an evaporator used in an air conditioner apparatus of the vehicle to thereby prevent a rapid increase in an interior temperature of the vehicle. | 01-08-2015 |
20150027677 | MULTIPLE TUBE BANK HEAT EXCHANGER ASSEMBLY AND FABRICATION METHOD - A multiple tube flattened heat exchange tube assembly includes a first flattened tube segment, a second flattened tube segment and a web member interconnecting the trailing edge of the first flattened tube segment and the leading edge of the second flattened tube segment. The web member may be provided with one or more retained water drainage openings. A multiple slab flattened tube heat exchanger is provided that includes a plurality of the multiple tube flattened heat exchange tube assemblies disposed in spaced parallel relationship. A method for fabricating a flattened tube finned heat exchanger having a first heat exchanger slab and a second heat exchanger slab is also disclosed. | 01-29-2015 |
20150034289 | HEAT EXCHANGER AND CORRUGATED FIN THEREOF - A heat exchanger including a plurality of horizontally arranged tubes, headers to support the tubes and to enable a refrigerant to flow in the tubes, and a corrugated fin horizontally disposed between the tubes, wherein the corrugated fins includes a vertical fin body, flat contact parts formed at an upper part and a lower part of the fin body, the flat contact parts being in surface contact with a top and a bottom of the tubes, and curved contact parts extending from opposite ends of the flat contact parts, the curved contact parts being in surface contact with the sides of the tubes, the fin body includes drainage guides formed outside the flat contact parts in a lateral direction, and each drainage guide includes protruding parts protruding more upward and downward than the flat contact parts. | 02-05-2015 |
20150053383 | Heat Exchanger, In Particular For A Vehicle - The invention relates to a heat exchanger, said exchanger including a bundle of tubes ( | 02-26-2015 |
20150053384 | HEAT EXCHANGER HEADER, HEAT EXCHANGER HAVING THE HEAT EXCHANGER HEADER, REFRIGERATION CYCLE APPARATUS AND AIR-CONDITIONING APPARATUS - A heat exchanger header for a heat exchanger in which refrigerant is flowed in parallel through a plurality of flat tubes disposed in parallel includes a header main body in which a plurality of through-holes are arranged side by side in a longitudinal direction, and a lid body that is joined to the header main body. At least one chamber communicating with the plurality of through-holes and serving as a refrigerant flow passage is formed between the header main body and the lid body. Each of the plurality of through-holes is an inlet side through-hole or an outlet side through-hole to which a refrigerant inlet side end or a refrigerant outlet side end of the plurality of flat tubes is connected. In a part of the lid body that faces the inlet side through-holes, a plurality of grooves are formed in a lateral direction perpendicular to the longitudinal direction. | 02-26-2015 |
20150075759 | POLYMER MANIFOLD AND METHODS OF FABRICATION - A variety of polymer manifolds and associated fabrication methods are described. The described manifolds can be used in heat exchangers and a variety of other applications. In one aspect a polymer manifold is formed by welding distal tips of a multiplicity of polymer tubes to a polymer retainer. The tubes pass through guide passages that extend between opposing faces of the retainer and the distal tip of each tube is welded to a manifold face of the retainer. The welds between the tubes and the manifold face form sealed connections between the tubes and the manifold face. In some embodiments a locking plate is positioned adjacent the retainer. The tubes also pass through the locking plate such that during assembly, the locking plate and/or the retainer can be translated or otherwise moved slightly relative to the other to hold the tubes in place during welding to the retainer. | 03-19-2015 |
20150083383 | HEAT EXCHANGER AND HEAT EXCHANGE METHOD - A heat exchanger has a plurality of heat exchange function surface units, capable of suppressing an influence of the gravity exerted on refrigerant and suppressing reduction of heat exchange performance in each of the surfaces. The heat exchanger has the plurality of heat exchange function surface units, and includes an upper header pipe, a lower header pipe, and a plurality of heat exchange pipes provided between the pair of upper and lower header pipes in each of the heat exchange function surface units. The plurality of heat exchange function surface units have a parallel connection relationship, and a plurality of the lower header pipes are connected to a lower collection pipe through a branch current adjusting section. | 03-26-2015 |
20150096729 | COMPACT LOW PRESSURE DROP HEAT EXCHANGER - Disclosed herein is a heat exchanger in a vehicle including a supply manifold which supplies fluid introduced from the outside while distributing the fluid to first and second cooling units. The first and second cooling units cool the fluid supplied from the supply manifold by heat exchange action. A first return manifold collects and discharges the fluid discharged from the first cooling unit and a second return manifold collects and discharges the fluid discharged from the second cooling unit. | 04-09-2015 |
20150096730 | HEADER FOR HEAT EXCHANGER - A header for a heat exchanger orients the position of an inlet port at an angle offset from the position of the outlet port on the header body in order to simplify the plumbing of the header within a system. In one implementation of a header for a heat exchanger, the header forms a header cavity defined by an external wall and which is separated into an inlet chamber and an outlet chamber by a dividing wall. An inlet port is defined within the external wall and is in fluid communication with the inlet chamber. Similarly, an outlet port is defined within the external wall and is in fluid communication with the outlet chamber. The inlet port is oriented on the external wall at an offset angle with respect to a position of the outlet port. | 04-09-2015 |
20150107812 | Heat Exchanger Tube, And Corresponding Heat Exchanger Production Method - The invention relates to a heat exchanger tube produced by bending a metal strip ( | 04-23-2015 |
20150107813 | TUBE AND HEAT EXCHANGER PROVIDED WITH TUBE - A tube used in a heat exchanger, wherein a tube body includes a curved end portion, a pair of parallel portions, a pair of inclination portions, and a fixed portion in which a long end part extending from one of the pair of inclination portions is bent to hold therebetween a short end part extending from the other of the pair of inclination portions, and the tube is a pipe member having a flattened shape in cross-section. Poor brazing is reduced by making the inclination angle of at least part of the other inclination portion with respect to the flat plate portion larger than that of the one inclination portion. | 04-23-2015 |
20150129186 | Heat Exchanger Having A Reinforced Collector - Disclosed is a heat exchanger comprising a heat exchange body | 05-14-2015 |
20150129187 | CONDENSER - In a condenser, an inlet connector to which a refrigerant is supplied is connected to a side wall of a first header. The inlet connector is disposed in the vicinity of an upper end portion of the first header, and is connected to the side wall of the first header through an inclined portion, which is inclined downwardly at a predetermined angle. In addition, when the refrigerant is supplied from the inlet connector into the interior of the first header, the refrigerant is supplied toward a substantially central region in the heightwise direction of the first header through the inclined portion. Therefore, the refrigerant can be made to flow substantially in a uniform manner with respect to a plurality of tubes, which are arranged in parallel in the heightwise direction of the first header, and heat exchange can be carried out. | 05-14-2015 |
20150129188 | HEAT EXCHANGER - The disclosure presents a heat exchanger having flat tubes received in a double header plate. The double header plate includes a complementary arrangement of a main header plate and a reinforcement header plate. Slots are arranged in one of the header plate and complementary tabs are arranged in the other header plate. The tabs are configured to engage the slots to enable a complementary alignment of the two header plates. | 05-14-2015 |
20150292817 | HEAT EXCHANGER - A heat exchanger which employs porous tubes wherein tube melting at the time of attaching the porous tubes to the header tanks is prevented, the heat exchanger provided with an entry header tank which has an inflow port, an exit header tank which has an outflow port, and a plurality of tubes having passages for refrigerant flowing between the entry header tank and the exit header tank, the tubes being porous tubes which are formed by bending or rolling from flat sheets and being brazed at the two end parts to the entry header tank and exit header tank, wherein the outer surfaces of the tubes are provided with brazing materials which are used for brazing to the entry header tank and exit header tank and wherein the inner surface and outer surface of the entry header tank and exit header tank are made brazing material-free. | 10-15-2015 |
20150292818 | HEAT EXCHANGER - A heat exchanger includes at least two manifolds which are fluidly connected to one another by multiple tubes, and a porous metal structure which at least partially surrounds the tubes. The heat exchanger has a plate-like form with a front side and a rear side. The metal structure is formed by a multiplicity of sheets which are held in each case between two adjacent tubes and, on at least one of the front and rear sides of the heat exchanger, extend across at least one adjacent tube. | 10-15-2015 |
20150300742 | HEAT EXCHANGER TUBE WITH CONCAVE-SHAPED END AND METHOD OF MANUFACTURING A HEAT EXCHANGER TUBE WITH CONCAVE-SHAPED END - A heat exchanger tube has a tube end having two extended portions substantially opposite the other around the periphery of the tube end, and two shortened portions, each positioned between the two extended portions and substantially opposite the other around the periphery of the tube end. The tube end may be formed by removing opposite portions of the tube by cutting a disc-shaped portion with a generally smoothly curving periphery along a major portion of the width of the tube. Each tube is oriented within an opening in the header wall of a heat exchanger assembly having a header portion integral with a tank portion, such that the tube end two extended portions are oriented substantially perpendicular to the direction of fluid flow within the header and the tube end two shorter portions are oriented substantially in the direction of fluid flow in order to reduce interference with fluid flow. | 10-22-2015 |
20150300758 | HEAT EXCHANGER - A heat exchanger may include a heat exchanger block that may have a plurality of pipes and at least one collector. The at least one collector may include at least one pipe end that may accommodate the plurality of pipes in a leakproof manner at a longitudinal end thereof. The heat exchanger may include a terminal piece that may have a duct structure. The duct structure may include a plurality of webs that may separate a plurality of ducts situated between the plurality of webs from each other. The plurality of webs may include a web width b | 10-22-2015 |
20150323265 | HEAT EXCHANGER HAVING A COMPACT DESIGN - Disclosed is a heat exchanger having an economizer configured as a ring of tubes in a periphery of the heat exchanger. The heat exchanger includes a cylindrical flue collector and a manifold at either end of the cylindrical flue collector. The manifold has a plurality of chambers. The manifold can be made of steel or plastic and governs fluid flow rate and direction within a ring of tubes. At least two rings of heat exchanging tubes, an outer ring and an inner ring, are within the cylindrical flue collector. The rings of tubes are concentric with respect to each other. | 11-12-2015 |
20150345871 | HEAT EXCHANGER EQUIPPED WITH COLD RESERVING PART AND MANUFACTURING METHOD THEREOF - Provided are a heat exchanger equipped with a cold reserving part and a manufacturing method thereof, equipped with a cold reserving part, in which since a cold reserving material charging part is formed at a portion at which an inlet and outlet member is formed, an additionally protruding part to inject the cold reserving material is not required, such that the heat exchanger may be miniaturized and may more rapidly and effectively absorb cold air to increase a cold reserving effect, and a manufacturing method of a heat exchanger equipped with a cold reserving part which forms the cold reserving material charging part to charge the cold reserving material after coating the heat exchanger to block a coating solution from introducing into the heat exchanger, thereby preventing the heat exchanger from corroding due to the coating solution to increase durability and more increase manufacturing performance. | 12-03-2015 |
20150362257 | TUBULAR HEAT TREATMENT APPARATUS WITH IMPROVED ENERGY EFFICIENCY - A tubular heat treatment apparatus comprising a number of tubes arranged in a number of groups. Each of the number of groups are arranged to process product within a pre-determined temperature interval. At least one of the groups is swept by a sheet such that heat transfer to or from the group is reduced. | 12-17-2015 |
20150377560 | MANIFOLD, IN PARTICULAR FOR USE IN A COOLER OF A COOLING SYSTEM - A manifold for use in a cooler of a cooling system is disclosed. The manifold includes a housing, which is a unitary element having a closed profile and has at least one longitudinal channel defined therein and also a plurality of slots on one of surfaces of the housing, which slots are in fluid communication with the longitudinal channel The manifold also includes a covering profile applied on the housing, having a plurality of slots at positions corresponding to the positions of the slots of the housing and fixedly connected to the housing. The slots of both components of the manifold are adapted for receiving tubes of the cooler, while the longitudinal channel has on its surface a stopping means against which the tubes of the cooler may abut. | 12-31-2015 |
20160003548 | HEAT EXCHANGER AND METHOD OF MANUFACTURING THE SAME - Each heat exchange tube of a condenser is formed of a first brazing sheet having a core material and a first brazing material covering the core material. The tank body of each header tank is formed of a second brazing sheet having a core material and a third brazing material covering the core material and being lower in flowability than the first brazing material. In a region of a surface of each protrusion portion facing the corresponding heat exchange tube, the region having a predetermined width as measured from the projecting end, the core materials of the two brazing sheets are brazed together by means of the first brazing material. In the region other than the brazed portion, the core materials of the two brazing sheets are brazed together by means of a fillet formed of a mixture of the first and third brazing materials. | 01-07-2016 |
20160010924 | HEAT EXCHANGER AND AIR CONDITIONING DEVICE | 01-14-2016 |
20160010931 | TANK RIB DESIGN | 01-14-2016 |
20160054069 | HEAT EXCHANGER - A heat exchanger and methods of manufacturing and assembling a heat exchanger, and more particularly to an air-flow heat exchanger having a mechanically assembled header for use in a motor vehicle. The heat exchanger comprises an all-metal bonded matrix including a plurality of substantially parallel metallic tubes and a plurality of metallic fins. The tubes have a heat transfer portion that is elongate in cross-sectional shape, and which comprises two opposing, longer sides, and two opposing shorter sides. At least one of the tubes is mechanically joined at a first end portion thereof to a first header of the heat exchanger by at least one compliant member. The compliant member extends around the first end portion of the tube to provide a seal and to permit relative movement between the mechanically joined tube and the first header due to thermal expansion and contraction of the matrix. | 02-25-2016 |
20160054075 | FOLDED TUBE MULTIPLE BANK HEAT EXCHANGE UNIT - A multiple bank, flattened tube heat exchange unit includes a first tube bank including a flattened first tube segment extending longitudinally between a first manifold and a second manifold; and a second tube bank including a flattened second tube segment extending longitudinally between the first manifold and the second manifold, the second tube bank disposed behind the first tube bank; wherein an outer surface of the first tube segment and an outer surface of the second tube segment are formed from a single sheet of material. | 02-25-2016 |
20160054077 | MULTIPASS MICROCHANNEL HEAT EXCHANGER - A heat exchanger is provided including a first manifold, a second manifold, and a plurality of heat exchange tubes arranged in spaced parallel relationship and fluidly coupled to the first manifold and the second manifold. At least one divider plate is arranged within the first manifold such that the first manifold has a fluidly distinct first chamber and second chamber and the heat exchanger has a multi-pass flow configuration. The first chamber is configured to receive at least a partially liquid refrigerant and has a length between about 20% and about 60% a length of the first manifold. | 02-25-2016 |
20160084591 | HEAT EXCHANGER TUBE-TO-HEADER SEALING SYSTEM - A tube-to-header sealing system for a heat exchanger comprises a pair of mating header plates, each header plate having a wall with a plurality of openings therein and including a continuous depression along the circumference of each header plate opening which forms one-half of an O-ring groove. Each of a plurality of O-rings is positioned in each O-ring groove and the header plates are secured together such that the header plate plurality of openings are aligned and trap each of the plurality of O-rings in O-ring grooves. A plurality of spaced-apart tubes each having a tube end secured in an opening in the wall of the header to form a tube-to-header joint are expanded outwardly to provide sufficient O-ring deformation to obtain a seal. In service, the resiliency of the O-ring seal allows for expansion and contraction of the tubes without the build-up of high stresses at the tube-to-header joint. | 03-24-2016 |
20160091252 | COLLECTOR AND ASSOCIATED HEAT EXCHANGER - A collector for accommodating at least two flat tubes of a heat exchanger, which are disposed so as to be mutually parallel and each of which has a broad side and a narrow side, may include a first element and a second element. The first element may be configured as a metal strip, and the second element may be configured as one of an extruded section or a formed sheet-metal part. At least two punched through openings each configured as a passage for receiving one of the flat tubes may be provided in at least one of the first element and the second element. The at least two punched through openings may further be oriented parallel to a longitudinal axis of the collector by way of the broad side of the flat tubes. | 03-31-2016 |
20160102925 | RADIATOR TANK FASTENING SYSTEM - A heat exchanger manifold comprises a heat exchanger header having a header plate with a periphery, a plurality of tube openings within the header plate portion periphery adapted to connect to tubes of a heat exchanger core, a groove around the periphery of the header plate to receive a foot of a tank, and a fastener base extending inward from the header plate. The manifold includes a heat exchanger tank having an opening for mating with the header, a foot extending substantially around a periphery of the opening which is received in the header groove, and a fastener base extending from an inner surface of the tank. A resilient sealing gasket is positioned between the tank foot and the header groove to seal the tank to the header, and a plurality of tabs extending around the periphery of the header are crimped over the tank foot to make the seal between the header groove and the tank foot. During operation, a fastener between the header plate fastener base and the tank fastener base restricts movement of the tank away from the header to maintain compression on the seal between the header groove and the tank foot, and a cross tie extending between interior surfaces of the tank side walls restricts movement of the tank side walls away from each other. | 04-14-2016 |
20160109189 | HEAT EXCHANGER - A plate-fin heat exchanger for transferring heat from hot low-pressure fluid to cold high-pressure fluid may include a plurality of adjacent heat exchange modules, each having a plurality of plates and fins that define hot fluid flow paths and cold fluid flow paths. A first entry manifold delivers hot fluid to each of the hot fluid flow paths and a second entry manifold delivers cold fluid to each of the cold fluid flow paths. A first exit manifold is provided for receiving hot fluid from each of the hot fluid flow paths and a second exit manifold is provided for receiving cold fluid from each of the cold fluid flow paths. The first entry manifold includes two inlets through which hot fluid can enter the heat exchanger, and the first exit manifold includes two outlets through which the hot fluid can exit the heat exchanger. | 04-21-2016 |
20160109192 | INTERIOR HEAT EXCHANGER - To provide a counter-flow type interior heat exchanger capable of reducing variation in outlet air temperature during heating, and capable of reducing heat exchange with blown air and reducing pressure loss generated when a gas refrigerant passes during cooling, to ensure cooling performance. A heat exchange region of a first tube group | 04-21-2016 |
20160116230 | METHOD FOR MANUFACTURING A MULTIPLE MANIFOLD ASSEMBLY HAVING INTERNAL COMMUNICATION PORTS - A method is provided for manufacturing a manifold assembly with internal fluid communication between a first manifold defining a first fluid chamber and a second manifold defining a second fluid chamber of the manifold assembly, the first manifold and the second manifold joined in parallel relationship along a longitudinally extending interface between a wall of the first manifold and a wall of the second manifold. The method includes: forming a first access port in a wall of one of the first manifold and the second manifold diametrically opposite the interface; forming a first fluid communication port extending through a wall of the first manifold and a wall of the second manifold at the interface and defining a first fluid passage between the first and second fluid chambers; and sealingly plugging the access port. | 04-28-2016 |
20160123706 | THERMAL CAMOUFLAGE DEVICE AND VEHICLE COMPRISING SUCH A DEVICE - An infrared camouflage device and a vehicle including such a device which includes an array of parallel pipes carrying a heat-transfer fluid for changing the thermal signature of a vehicle. This device is characterized in that it includes an inlet manifold, an intermediary manifold, a first series of first pipes connecting the inlet manifold to the intermediary manifold, a second series of second pipes connecting the intermediary manifold to an outlet manifold, each first pipe being located in the vicinity of a second pipe so as to form, at the device, an alternation of first and second parallel pipes, the inlet manifold and the outlet manifold being in the vicinity of each other. | 05-05-2016 |
20160134175 | AN AIR-TO-AIR HEAT EXCHANGER - The heat exchanger comprises a first housing ( | 05-12-2016 |
20160146551 | HEAT EXCHANGER ASSEMBLY - A heat exchanger assembly comprises at least two heat exchanger cores arranged in parallel flow, each heat exchanger core including a plurality of tubes, fins between the tubes and opposing headers sealingly attached at each end of the tubes. A common tank is positioned between the at least two heat exchanger cores and connected to a header at one end of each heat exchanger core, and separate tanks are connected to a header at the other end of each of the at least two heat exchanger cores. The separate tanks may be inlet tanks for fluid passing into the heat exchanger assembly and the common tank may be an outlet tank for fluid passing out of the heat exchanger assembly, or the flow path may be reversed, with the common tank being an inlet tank and the separate tanks being outlet tanks. A method for operating the heat exchanger comprises providing fluid ports on each of the common tank and the separate tanks for passage of a fluid into and out of the heat exchanger, and flowing the fluid between the common tank and the separate tanks through the at least two heat exchanger cores to cool the fluid. | 05-26-2016 |
20160146552 | INDIRECT EVAPORATOR COOLER HEAT EXCHANGER MANUFACTURING METHOD - A method for constructing a module of a modular cooling unit includes acquiring a plurality of tubes, each tube having a first end and a second end, and overmolding a first header onto the first ends of the plurality of tubes to form a watertight connection between the first header and the first ends of the plurality of tubes, the first header having a plurality of parallel first slots, each slot of the parallel first slots having an extended surface configured to receive and retain the first end of the tube. | 05-26-2016 |
20160376986 | Dual Purpose Heat Transfer Surface Device - A heat transfer panel, or multiple panels, utilized to absorbed heat from the turbine exhaust gas as part of the Rankin cycle which simultaneously distributes the exhaust gas through the waste heat boiler. The panel varies the gas flow characteristics across a transverse and longitudinal plane, thereby eliminating the need for a separate flow distribution device. | 12-29-2016 |
20160377357 | COLLECTION BOX AND CORRESPONDING HEAT EXCHANGER - The invention relates to a collection box ( | 12-29-2016 |