| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 165162000 | With support in casing | 22 |
| 20080245515 | Reduced vibration tube bundle device having slotted baffles - A slotted support baffle and a blocking baffle are disclosed for a tube bundle device. The baffles include blocking areas, which redirect the flow of fluid within the tube bundle device to improve heat transfer. The slotted support baffle includes a slot and rib structure which supports the tubes of the tube bundle. The support baffles may be used in combination with elongated tube supports. | 10-09-2008 |
| 20080277105 | Heat Exchanger, in Particular Exhaust Gas Heat Exchanger for Motor Vehicles - The invention relates to a heat exchanger, in particular an exhaust gas heat exchanger for motor vehicles, having tubes ( | 11-13-2008 |
| 20090008070 | Heat Transfer Tube Support Structure - An object is to provide a heat transfer tube support structure capable of preventing deterioration of the reliability and the durability of a heat transfer tube. In a steam generator (heat exchanger) having a lower barrel (vessel), heat transfer tubes disposed in the lower barrel, and tube support plates disposed in the lower barrel and having heat transfer tube insertion holes opened in a thickness direction, support portions for supporting the heat transfer tubes are formed to the intermediate portions of the inner surfaces of the heat transfer tube insertion holes in the axial direction of the heat transfer tube insertion holes, and the regions between the support portions and the respective open ends of the heat transfer tube insertion holes are formed of inclined surfaces inclining in a radial direction outwardly in the heat transfer tube insertion holes toward the open ends, respectively. | 01-08-2009 |
| 20090020273 | Nubbed U-Bend Tube Support - A self-supporting system for positioning and restraining the U-bend tubes in the U-bend region of a nuclear steam generator includes arrays incorporating unique support bars having nubs projecting in the out-of-plane direction of the tube planes. The system also includes assemblies for spacing the arrays, tie bars to prevent the arrays from splaying and saddle bar assemblies to support the outermost tube layers. The system provides positive restraint to nub engaged tubes in both the in-plane direction of the tube planes and the out-of-plane direction. | 01-22-2009 |
| 20090032230 | Support plate for separate and independent tube bundles - A support plate apparatus capable of separately supporting two or more independent tube bundles within a heat exchanger is described. The apparatus includes at least one bundle support plate and at least two tube bundles. Bundle support plates are separately disposed and substantially parallel. Each bundle support plate has at least two openings. Each opening along one the bundle support plate is dimensioned, located, and aligned in a complimentary arrangement with one opening along each remaining bundle support plates. Each tube bundle includes at least two grids each comprised of interlocking plates and a plurality of tubes. Each tube bundle is disposed within one complimentary arrangement of the openings. Each grid is disposed within and contacts one opening. | 02-05-2009 |
| 20090056923 | COMBUSTION SYSTEM - A combustion system includes: a furnace housing; a heat exchanger including a heat exchanger housing and a tube-bundled structure that has a plurality of exhaust tubes, upper and lower plates, and an end cap, top ends of the exhaust tubes being fixed to the upper plate, bottom ends of the exhaust tubes being fixed to the lower plate, the upper plate being fixed to a top end of the heat exchanger housing, the exhaust tubes being thermally expandable in a downward direction; and a manifold interconnecting a gas outlet of the furnace housing and a gas inlet of the heat exchanger housing. | 03-05-2009 |
| 20090218081 | Composite Heat Exchanger End Structure - A heat exchanger having a tube bundle disposed within a housing with a resilient end structure disposed in compressed, plug-forming relation at least partially across the heat exchanging cavity. The resilient end structure includes one or more boundary segments extending between an internal wall of the housing and the perimeter of the tube bundle. The boundary segment includes a combination of materials having differing compression characteristics providing enhanced support to the boundary segments. | 09-03-2009 |
| 20090242181 | Reduced vibration tube bundle support device - A tube bundle for a shell and tube type heat exchanger has a support system that allows simple fabrication and provides a secure support of the tubes to mitigate vibration and problems associated with vibration. The tube bundle is composed of tubes that are supported by spaced cages having support rods sized to allow ample clearance with the adjacent tubes and configured in alternating positions and alternating orientations so that sets of four widely spaced cages form a complete support network. To ensure secure support to avoid vibration, sets of support stakes are inserted adjacent to (or in between) the cages to bias the tubes against the support rods of the cages. By this, fabrication is simplified, but a secure support system is maintained. | 10-01-2009 |
| 20100018687 | TUBE SUPPORT PLATE OF STEAM GENERATOR - The present invention aims to decrease a pressure loss in a tube support plate | 01-28-2010 |
| 20100116478 | DISPLACEABLE BAFFLE FOR A HEAT EXCHANGER AND METHOD FOR REDUCING VIBRATION FOR THE SAME - A tube bundle device having at least one displaceable baffle which supports the tubes in the bundle device is disclosed in order to reduce tube vibration. The displaceable baffle includes at least two displaceable portions, which can be moved to installed position such that tubes in a tube bundle are deflected. | 05-13-2010 |
| 20100276131 | HEAT EXCHANGER, PARTICULARLY FOR A MOTOR VEHICLE - The invention relates to a heat exchanger, particularly for a motor vehicle, comprising a plurality of exchanger tubes ( | 11-04-2010 |
| 20100282451 | HEAT EXCHANGER APPARATUS - A method, system and/or apparatus for reducing the pressure drop in a heat exchanger. In one aspect, the invention can be a heat exchanger comprising: a shell forming a cavity, the shell comprising an inlet for introducing a shell-side fluid into the cavity and an outlet for allowing the shell-side fluid to exit the cavity; a tube bundle for carrying a tube-side fluid, the tube bundle located in the cavity along a longitudinal axis; at least one stabilizing plate positioned within the cavity and arranged in a substantially transverse orientation, the stabilizing plate comprising a lattice structure having openings, wherein tubes of the tube bundle extend through the openings; and wherein the openings of the lattice structure are sized and shaped so that the tubes contact the lattice structure and a portion of the openings remain unobstructed by the tubes, thereby allowing axial flow of the shell-side fluid through the stabilizing plate. | 11-11-2010 |
| 20100314083 | Condenser Shell and Tube Bundle Support Plate Construction - A condenser shell internal support structure includes horizontal rails and vertical beams which can individually support a variety of shapes and configurations of tube bundle modules. Each module includes an end frame and longitudinal framework members that hold each of the parallel tube bundle support plates. The reinforcement framework supports at least one tube bundle and also opposing sidewalls of the shell. The framework further comprises laterally disposed crossbeams extending between and affixed to the opposing shell sidewalls. | 12-16-2010 |
| 20110155357 | HEAT EXCHANGER - A heat exchanger includes a shell; a pair of tube plates provided at both ends of the shell; a plurality of heat transfer tubes supported by the tube plates and housed in the shell; and a high-temperature fluid inlet connection for introducing a high-temperature fluid into the shell. A cooling jacket having a porous structure, over which a cooling fluid is to be spread, is provided on the interior surface of the high-temperature fluid inlet connection. | 06-30-2011 |
| 20120325443 | Tube Type Heat Exchanger and Manufacturing Method of the Same - Provided are a tube type heat exchanger and a method of the tube type heat exchanger capable of preventing spiral fins | 12-27-2012 |
| 20130014922 | Coiled Heat Exchanger Having Different Materials - The invention relates to a coiled heat exchanger having a plurality of tubes which are wound around a core tube, having a casing which delimits an outer space around the tubes, characterized in that a first and a second component of the coiled heat exchanger are composed of different materials. | 01-17-2013 |
| 20130048258 | Shell-and-tube heat exchanger - A shell-and-tube heat exchanger has a tubular shell, two tube panels mounted in the shell, multiple heat transfer tubes axially mounted on and between the tube panels, an inlet tube mounted in the shell and connected to a shell side inlet of the shell, a spurting tube axially mounted in the shell and connected to the inlet tube, and a front cover and a rear cover respectively mounted on a front opening and a rear opening of the shell. Shell side fluid spurts into the shell from the spurting tube toward a specific direction. The shell side fluid does not become turbulent, no air film occurs in the shell and lower surfaces of the heat transfer tubes act as heating surfaces so the heat exchanger has high heat transfer efficiency. | 02-28-2013 |
| 20140060787 | TUBE SUPPORT SYSTEM FOR NUCLEAR STEAM GENERATORS - Apparatus for a steam generator that employs tube support plates within a shroud that is in turn disposed within a shell. The tube support plates are made of a material having a coefficient of thermal expansion lower than that of the shroud. The tube support plates are aligned during fabrication, with minimal clearances between components. Using a tube support displacement system, a controlled misalignment is then imposed on one or more tube support plates, as the steam generator heats up. The tube support plate displacement system has only one part, a push rod, which is internal to the steam generator shroud, thereby minimizing the potential of loose parts. The tube support plate displacement system can be used to provide controlled misalignments on one or more tube support plates, in the same or varying amounts and directions, and with one or more apparatus for each individual tube support plate. | 03-06-2014 |
| 20140060788 | TUBE SUPPORT SYSTEM FOR NUCLEAR STEAM GENERATORS - An apparatus in a steam generator that employs tube support plates within a shroud that is in turn disposed within a shell. The tube support plates are made of a material having a coefficient of thermal expansion lower than that of the shroud. The tube support plates are aligned during fabrication with minimal clearances between components. Using a tube support displacement system, a controlled misalignment is imposed on one or more tube support plates as the steam generator heats up. The tube support plate displacement system has only two parts, a spring bar and a push rod, that are internal to the steam generator shell and threadably engaged, thereby minimizing the potential of loose parts. The tube support plate displacement system can be used to provide controlled misalignments on one or more tube support plates, with one or more apparatus being provided for any individual tube support plate. | 03-06-2014 |
| 20150060029 | OUTDOOR UNIT OF AIR CONDITIONER - A limiter is connected to an accumulator leg near a first header collection pipe in an outdoor unit. The limiter extends from the accumulator leg toward the first header collection pipe to limit movement of the first header collection pipe. | 03-05-2015 |
| 20160195343 | OUTDOOR DEVICE FOR AN AIR CONDITIONER AND A METHOD OF MANUFACTURING A SIDE SUPPORTER FOR AN OUTDOOT DEVICE FOR AN AIR CONDITIONER | 07-07-2016 |
| 20160201999 | HEAT EXCHANGER FOR EXCHANGING HEAT BETWEEN TWO FLUIDS, USE OF THE EXCHANGER WITH LIQUID METAL AND GAS, APPLICATION TO A FAST NEUTRON NUCLEAR REACTOR COOLED WITH LIQUID METAL | 07-14-2016 |
