Class / Patent application number | Description | Number of patent applications / Date published |
417405000 | Rotary motor | 86 |
20090047151 | Hydraulic Steering Transaxle And Hydraulic Driving Vehicle - A fluid passage member includes a pump mounting surface onto which a hydraulic pump having a rotary axis is mounted; first and second kidney ports opened at the pump mounting surface; a first fluid extraction port outwardly opened and connected to the first kidney port; a motor mounting surface onto which a hydraulic motor having a rotary axis is mounted so that the rotary axis of the hydraulic motor is parallel to the rotary axis of the hydraulic pump; third and fourth kidney ports opened at the motor mounting surface; and a second fluid extraction port outwardly opened and connected to the third kidney port. | 02-19-2009 |
20100003147 | EXPANDER-INTEGRATED COMPRESSOR - An expander-integrated compressor | 01-07-2010 |
20100215520 | Electric power free auxiliary cooling device - An electric power free fan can not only reduce electricity consumption can also increase the cooling effects, it guides the air flow which comes from the DC cooling fan to impel one or more electric power free fans, it can use electric power free fans to blow and exhaust the hot air to increase the cooling effect. | 08-26-2010 |
20100215521 | AIR DRIVEN HYDRAULIC PUMP - A rotary air motor driven hydraulic pump has separate pressure and return actuators and first and second stage eccentric driven pistons 180 degrees out of phase and driven by the motor through a gear reduction unit. The pressure and return actuators are on/off/proportional valves and the pump has two pressure relief valves with one adjustable from outside of the pump for a user to set a pressure limit of the pump. Above a certain output pressure limit, a bypass valve shunts flow in excess of that needed to precharge the second stage compression chamber from the first stage piston to an elastic reservoir from which the hydraulic fluid pumped by the pump is drawn. To make the pump stall at a certain output pressure, a pressure limiting valve can be used that cuts off the air supply to the pump at the desired output pressure. | 08-26-2010 |
20100278664 | METHOD AND APPARATUS FOR MIXING A FLUID WITH A LIQUID MEDIUM - The present invention relates to a method and an apparatus for mixing a fluid with a liquid medium. Specifically, the present invention discloses a method and an apparatus by means of which a fluid is mixed with a liquid medium by means of a rotatable mixer rotor, which is driven at least partially with a turbine using as its drive fluid any fluid available in the process. | 11-04-2010 |
20100310392 | ON-BOARD INERT GAS GENERATION TURBOCOMPRESSOR SYSTEMS AND METHODS - The present invention provides a system and method for cooling the bleed air supply in an on-board inert gas generation system. The gas generation system cools the bleed air using a turbocompressor in conjunction with heat exchangers. Exhaust from a regenerative heat exchanger providing air to the turbocompressor is ported to a ram air outlet using a flow-restriction/ejector unit. | 12-09-2010 |
20110002797 | Rotary machine - A rotary machine sucking in working fluid through a suction port into a housing and discharging it through the discharge port, provided with a motor stator provided at an inside circumferential surface of the housing and having inside surfaces which include a step surface designed to enclose a housing interior cavity by the inside surfaces; first and second motor rotors arranged at the insides of the inside surfaces separated by the step surface of the motor stator; and first and second rotational units, the first and second rotational units coupled to the first and second motor rotors respectively, and the first and second rotational units supported at the housing adjoiningly and eccentrically to each other. | 01-06-2011 |
20110164999 | POWER PUMPING SYSTEM AND METHOD FOR A DOWNHOLE TOOL - A system and a method are disclosed herein that relate to powering a pumping system within a downhole tool. The system may include a turbine having a shaft extending therefrom, in which the turbine is configured to convert energy from a fluid received therein into rotational energy for the shaft. The system may further include a pumping system coupled to the shaft of the turbine, in which the pumping system includes one or more driving devices coupled to one or more displacement units. The displacement units may have a cavity formed therein, in which the cavity is configured to receive a fluid therein. The driving devices may then be configured to drive the displacement units such that the fluid is received within the cavity of the displacement units. | 07-07-2011 |
20110171049 | Steam Driven Pump for SAGD System - A downhole pump is operated by a non-electric motor preferably a steam turbine. In a steam assisted gravity drain system the producing well is U-shaped. A steam supply line runs into the turbine that drives the pump after the steam supply passes through a packer. The steam exhaust runs through a shroud until the U-shaped well turns back to go up to the surface. Pump suction is thus separated from steam discharge to reduce mixing as the path of least resistance for the discharged steam when it exits the shroud is up to the surface. The exhaust steam keeps the produced fluids warm and flowing. An injector well runs parallel and slightly above the horizontal portion of the U-shaped producing well. | 07-14-2011 |
20110189034 | TRANSFER PUMP - A transfer pump includes a motor that attaches to a manifold with a motor mount that seals a top end of the manifold. The motor mount includes a tubular portion that extends into and threadably engages the manifold, to cooperatively define a channel therethrough. The manifold includes a plurality of inlet ports arranged generally in an annular pattern. An inner cylinder attaches to the manifold from below, disposed radially inward from the inlet ports, and a pressure cylinder attaches to the manifold, disposed radially outward from the inlet ports. The pressure cylinder includes a foot valve. A pump shaft extends from the motor, through the channel, and into the pressure cylinder. A large piston with a check valve is attached to the distal end of the shaft, and a small piston disposed in the inner cylinder is attached at an intermediate location. | 08-04-2011 |
20110268592 | Fluidic torque transfer device - A fluidic torque transfer device is configured such that the attachment angle of a turbine blade at a fluid outlet of a turbine runner is smaller than the attachment angle of the turbine blade at a fluid inlet of the turbine runner. Furthermore, the turbine runner is structured so that a cross-sectional area St of a turbine flow path defined by the turbine shell, adjacent turbine blades, and the turbine core, which is perpendicular to a centerline of the turbine flow path, satisfies |St−Sref|/Sref≦0.2, where a reference area Sref is an average of maximum and minimum values of a cross-sectional area of a pump flow path defined by the pump shell, adjacent pump blades, and the pump core of the pump impeller, which is perpendicular to a centerline of the pump flow path. | 11-03-2011 |
20110305587 | MOTOR DRIVE PARTICULARLY FOR SUBMERSED ELECTRIC PUMPS - A motor drive, particularly for submersed electric pumps, has a jacket closed hermetically by a bottom and a head in order to form a first hermetic chamber, which contains an electric motor that is immersed in a bath of dielectric cooling liquid; the jacket is associated with an enclosure in order to form a second hermetic chamber, which contains a power supply and control unit connected to the electric motor. The motor drive includes a compensation means that balances the variations in volume of the dielectric cooling liquid and generates an overpressure within the first hermetic chamber, the first hermetic chamber is substantially independent of the second hermetic chamber. | 12-15-2011 |
20120156065 | BEARING COOLING CONTROL IN AN AIR CYCLE MACHINE - An air cycle machine has a housing which holds a compressor section, and a turbine section having an expansion area, and a fan section disposed outside of the housing. A shaft, which attaches to and is coaxial with the compressor section, the turbine section and the fan section, is supported by an air journal bearing and an air thrust bearing. The shaft has a hollow core for porting cooling air from the air journal bearing and the air thrust bearing, and a tube that extends into said expansion area and communicates cooling air from the turbine expansion area to the thrust bearing. | 06-21-2012 |
20120257994 | POWER GENERATING APPARATUS OF RENEWABLE ENERGY TYPE AND METHOD FOR INSTALLING HYDRAULIC PUMP - It is intended to provide a power generating apparatus of renewable energy type which can transmit large torque and has a low-cost and readily processable structure of fixing a hydraulic pump to the main shaft and a method of mounting the hydraulic pump. A plurality of key slots | 10-11-2012 |
20130195694 | TURBOMACHINE PASSAGE CLEANING SYSTEM - A turbomachine passage cleaning system includes a first airflow passage having a first inlet configured and disposed to fluidly connect to a compressor portion, a first outlet configured and disposed to fluidly connect to a turbine portion, and a first intermediate portion including a first strainer. A second airflow passage is fluidly coupled to the first airflow passage. The second airflow passage has a second intermediate portion having second strainer. A first valve is arranged in the first intermediate portion upstream from the first strainer, and a second valve is arranged in the second intermediate portion upstream from the second strainer. The first and second valves are selectively operated to control fluid flow into respective ones of the first and second airflow passages to filter air passing from a turbomachine compressor portion to a turbomachine turbine portion. | 08-01-2013 |
20140093407 | HYDRAULIC SYSTEM WITH MODULAR INSERTS - A hydraulic turbocharger having replaceable, insertable components, including volute inserts, vaned diffuser inserts, nozzle inserts, diffuser inserts, nozzle liners and diffuser liners, that define the internal passageways of a hydraulic turbocharger. By making various components of the turbocharger removably insertable and replaceable, turbochargers can be manufactured in a cost-effective way to maximize efficiency, obtain improved performance and make it easier to operate these types of devices over a wide range of operating conditions. Moreover, the devices can be readily modified while in the field when operating conditions change. | 04-03-2014 |
20140140870 | INLET SWIRL CONTROL FOR TURBOCHARGERS - An inlet duct, an induction system, and a system are disclosed for directing an inlet flow into an inlet compressor for use in an internal combustion engine. An example inlet duct may include one or more relief features disposed on an inner surface of the inlet duct. The one or more relief features may be made integral with the inlet duct. The one or more relief features may be disposed to protrude into the inlet flow to cause the inlet flow to swirl before reaching the inlet compressor. | 05-22-2014 |
20140178216 | Wind Power Plant - The invention relates to a wind power plant, comprising a rotor that can be rotated about a vertical axis, said rotor between two horizontal bearing planes disposed at a distance on top of each other comprising a plurality of rotor blades, which are disposed distributed on a circumferential circle, can each be pivoted about a vertical pivot axis, and the pivot range of which is delimited on both sides by a stop. In such a wind power plant, an improvement in the energy yield, while simultaneously ensuring another operation, is enabled in that the width of the rotor blades is smaller than approximately ⅓ the radius of the circumferential circle. | 06-26-2014 |
20140178217 | TURBINE ASSEMBLY - An assembly for a turbocharger can include a pinched nozzle cartridge that includes a base component, an insert component and vanes disposed at least in part between the base component and the insert component, where the insert component includes a shroud surface and an upper pinch profile, where the base component includes an annular surface that defines a turbine wheel opening and a lower profile and where the upper pinch profile and the lower profile form a pinched nozzle. Various other examples of devices, assemblies, systems, methods, etc., are also disclosed. | 06-26-2014 |
20140271270 | MAGNETICALLY COUPLED EXPANDER PUMP WITH AXIAL FLOW PATH - A magnetically coupled expander-pump assembly includes an outer expansion turbine that rotates around an inner fluid pump. A coaxial-type magnetic coupling couples the expansion turbine to the fluid pump. An inner portion of the magnetic coupling is coupled to a shaft that drives the fluid pump. An outer portion of the magnetic coupling is driven by the expansion turbine, which rotates circumferentially around the inner fluid pump. The expansion turbine is driven by a driving working fluid stream. The expansion turbine drives the fluid pump to pump a driven fluid stream through the magnetic coupling. In this manner, flow directions of both driving and driven fluid streams remain separate and coaxial, thereby facilitating a reduction in an overall diameter of the expander-pump assembly. | 09-18-2014 |
20140314590 | COMPRESSOR - A turbocharger unit for an internal combustion engine having at least one exhaust line for the evacuation of exhaust gases from the combustion chamber of the engine and at least one inlet line for the supply of air to the combustion chamber is provided. The turbocharger unit includes a turbine which interacts with a compressor in order to extract energy from the exhaust-gas flow of the engine and pressurize the inlet air of the engine. The compressor is of the radial type and is provided with an impeller having backswept blades in which the blade angle between an imaginary extension of the center line of the blade between root section and tip section in the direction of the outlet tangent and a line connecting the center axis of the impeller to the outer tip of the blade is at least about 40 degrees. The ratio between the inlet diameter of the impeller and its outlet diameter lies within the range 0.50-0.62. The compressor diffuser is provided with blades, the length of which has a ratio to the distance between them, along the periphery in the blade inlet, within the range 0.7-1.5. | 10-23-2014 |
20140322046 | VALVE DRIVE APPARATUS AND SUPERCHARGER HAVING THE SAME - In a valve drive apparatus, which drives a first valve and a second valve of a supercharger, a first rod is rotatably connected to a first valve lever shaft at one end part thereof to drive the first valve and is connected to a shaft at the other end part thereof, and a second rod is rotatably connected to a second valve lever shaft at one end part thereof to drive the second valve and is connected to a second member at the other end part thereof. A spring is placed between a first engaging part of the first member and a second engaging part of the second member and urges the first member and the second member to urge a first contact part of the first member and a second contact part of the second member toward each other. | 10-30-2014 |
20150086395 | TURBOCHARGER BLADE WITH CONTOUR EDGE RELIEF AND TURBOCHARGER INCORPORATING THE SAME - A turbocharger ( | 03-26-2015 |
20150292468 | ROTATION DRIVE APPARATUS - A rotary drive apparatus includes a housing having a housing hole defined therein, a cylindrical rotor being disposed in the housing hole, a working fluid passage through which a working fluid for applying a fluid pressure to one end face of the rotor flows, a motion limiting unit configured to limit motion of the rotor toward another end thereof, and an output shaft configured to extract rotary power of the rotor out of the rotary drive apparatus. A predetermined gap for the working fluid to flow therethrough is created between an outer circumferential surface of the rotor and a wall surface defining the housing hole. | 10-15-2015 |
20150377240 | TURBOCHARGER HAVING VANED COMPRESSOR INLET RECIRCULATION PASSAGE - A turbocharger is disclosed for use with an engine. The turbocharger may include a housing at least partially defining a compressor shroud and a turbine shroud, a turbine wheel disposed within the turbine shroud, a compressor wheel disposed within the compressor shroud, and a shaft connecting the turbine wheel to the compressor wheel. The turbocharger may also include an annular recirculation passage extending between an inlet located radially outward of the compressor wheel and an outlet located upstream of the compressor wheel, and a generally ring-shaped hub at least partially forming the recirculation passage. The hub may have an outer surface. The turbocharger may further include a plurality of first vanes disposed circumferentially around the outer surface, and a plurality of second vanes disposed circumferentially around the outer surface. The second vanes may be shorter than the first vanes. | 12-31-2015 |
20160032914 | Pump For Metering A Liquid Additive For A Selective Catalytic Reduction Device - A pump for conveying a liquid, having a pump housing that has at least one inlet and at least one outlet, an eccentric element being rotatably arranged in said pump housing and surrounded by a deformable membrane, said deformable membrane and pump housing delimiting at least one conveyor path from the at least one inlet to the at least one outlet and forming at least one seal for the conveyor path, and said seal being able to be displaced along the conveyor path by a movement of the eccentric element. Between the eccentric element and the deformable membrane, a spring layer is arranged by said eccentric element and deformable membrane are tensioned relative to one another. | 02-04-2016 |
20170234159 | GAS TURBINE ENGINE WITH HIGH SPEED LOW PRESSURE TURBINE SECTION AND BEARING SUPPORT FEATURES | 08-17-2017 |
417406000 | Unitary pump and motor rotors | 59 |
20090016910 | Coolant pump for processing machinery - A coolant pump for processing machinery includes a housing, a water guide member, and a drive device. The housing includes a chamber, a wind inlet, and a wind outlet. The water guide member includes a hollowed portion, a water inlet, and a water outlet. The drive device includes a transmission shaft, a pumping member, and a blade assembly. The pumping member is mounted in the hollowed portion of the water guide member and to the other end of the transmission shaft. The blade assembly is mounted to the other end of the transmission shaft and located in the chamber of the housing. The coolant pump is highly safe and of long working life because it is powered by the air pressure and it is structurally simple and durable. | 01-15-2009 |
20090110572 | ANISOTROPIC BEARING SUPPORTS FOR TURBOCHARGERS - An exemplary anisotropic member ( | 04-30-2009 |
20100074769 | FLUID MACHINE - A fluid machine includes a casing, a compression mechanism for compressing refrigerant, an expansion mechanism for expanding refrigerant, and a rotary shaft connecting the compression mechanism and the expansion mechanism The compression mechanism, the expansion mechanism and the rotary shaft are disposed in the casing. A heat insulator partitions an internal space of the casing into a first space with the expansion mechanism disposed therein and a second space with the compression mechanism disposed therein. The rotary shaft passes through the heat insulator. An elastically deformable seal element seals a clearance between an outer periphery of the heat insulator and an inner periphery of the casing. | 03-25-2010 |
20110020152 | COMPRESSOR - A turbocharger unit for an internal combustion engine having at least one exhaust line for the evacuation of exhaust gases from the combustion chamber of the engine and at least one inlet line for the supply of air to the combustion chamber is provided. The turbocharger unit includes a turbine which interacts with a compressor in order to extract energy from the exhaust-gas flow of the engine and pressurize the inlet air of the engine. The compressor is of the radial type and is provided with an impeller having backswept blades in which the blade angle between an imaginary extension of the center line of the blade between root section and tip section in the direction of the outlet tangent and a line connecting the center axis of the impeller to the outer tip of the blade is at least about 40 degrees. The ratio between the inlet diameter of the impeller and its outlet diameter lies within the range 0.50-0.62. The compressor diffuser is provided with blades, the length of which has a ratio to the distance between them, along the periphery in the blade inlet, within the range 0.7-1.5. | 01-27-2011 |
20110038742 | TURBINE, IN PARTICULAR FOR AN EXHAUST GAS TURBOCHARGER, AND EXHAUST GAS TURBOCHARGER - An exhaust gas turbocharger, comprising: a turbine rotor rotatably mounted in a housing, which is associated with at least one guide apparatus forming a radial inlet channel, wherein the guide apparatus includes at least one of a guide vane bearing ring, a plurality of guide vanes radially surrounding the turbine rotor and located in the inlet channel and a guide vane cover ring. The inlet channel is axially delimited by the guide vane bearing ring and the guide vane cover ring wherein the guide vane bearing ring and the guide vane cover ring are moveably mounted at least one of axially and radially relative to each other and to the housing. The guide apparatus is subjected to at least one of an axial and radial preload, wherein a line of axial preload flux runs through the guide apparatus substantially parallel to the rotational axis of the turbine rotor. | 02-17-2011 |
20120251352 | TURBOCHARGER ASSEMBLY - According to an aspect of the present invention, there is provided a turbocharger assembly, comprising: a turbocharger; one or more actuators for controlling a flow of fluid in, around, or associated with the operation of the turbocharger; control electronics for use in controlling actuation of the one or more actuators; and boost electronics configured to receive an input voltage, and to provide a boosted output voltage to the control electronics. | 10-04-2012 |
20120269659 | TURBOCHARGER - The invention relates to an exhaust-gas turbocharger ( | 10-25-2012 |
20120315164 | COST REDUCED VARIABLE GEOMETRY TURBOCHARGER WITH STAMPED ADJUSTMENT RING ASSEMBLY - A variable geometry turbocharger is simplified yet able to reliably operate in a robust, cost effective manner. The adjusting ring assembly has a reduced number of parts in the vane adjusting assembly but still operates as it did with the parts in the conventional assembly, but at lower part and capital cost. The adjusting ring is constrained axially and radially by interaction with an inner diameter and an abutment provided in the upper vane ring of the vane pack. | 12-13-2012 |
20120321491 | TURBOCHARGER, NOTABLY FOR A COMBUSTION ENGINE - The turbocharger comprises a shaft | 12-20-2012 |
20120328458 | COMPRESSOR APPARATUS FOR THE TURBOCHARGER OF A PISTON ENGINE AND METHOD FOR OPERATING THE SAME - A compressor apparatus for the turbocharger of a piston engine is provided. The compressor apparatus includes a compressor for compressing a flowing medium to produce a compressed medium and a return device by which at least a partial stream of the compressed medium is fed anew to the compressor. | 12-27-2012 |
20130142679 | EXHAUST-GAS TURBOCHARGER - An exhaust-gas turbocharger ( | 06-06-2013 |
20130164157 | GENERATOR ARRANGEMENT - A generator arrangement comprises a turbocharger having a compressor configured to be placed in fluid flow communication with an engine inlet, and a first turbine having a first turbine wheel, a first inducer portion upstream, in use, of the first turbine wheel and configured to be placed in fluid flow communication with an engine outlet, and a first exducer portion downstream, in use, of the first turbine wheel; and an electrical generator having a second turbine having a second turbine wheel, a second inducer portion upstream, in use, of the second turbine wheel and configured to be placed in fluid flow communication with the engine outlet, and a second exducer portion downstream, in use, of the second turbine wheel. The first and second turbines are arranged in parallel to one another; and the first inducer portion and second inducer portion, and/or the first exducer portion and second exducer portion are contiguous. | 06-27-2013 |
20130236336 | EXHAUST-GAS TURBOCHARGER - An exhaust-gas turbocharger ( | 09-12-2013 |
20130309106 | TURBOCHARGER - A turbocharger includes a first bypass opening which introduces an exhaust gas from a first exhaust scroll to a downstream area downstream of the turbine impeller, and a second bypass opening which introduces the exhaust gas from a second exhaust scroll to the downstream area. The turbocharger further includes a waste gate valve opens and closes both the first bypass opening and the second bypass opening at the same time. Thus, the waste gate valve can function even though the switch valve is completely closed. Since the exhaust gas is introduced toward the downstream area via both the first bypass opening and the second bypass opening, a pressure loss is restricted and an exhaust pressure of the exhaust gas can be restricted. Further, a turbine efficiency can be improved. | 11-21-2013 |
20130343929 | TURBOCHARGER SUPPORT HOUSING HAVING IMPROVED DRAINAGE - A support housing is disclosed for use with a turbocharger. The support housing may have an end wall, a semi-cylindrical protrusion extending from the end wall in a first direction, and a plurality of side walls extending from the end wall in a second direction. The plurality of side walls together with the end wall may form a generally hollow enclosure. The support housing may also include a mounting flange disposed at distal edges of the plurality of side walls, and a center opening disposed in the end wall. The support housing may further include a collection cavity formed at a gravitationally lowest corner of the end wall below the center opening and substantially isolated from the enclosure formed by the plurality of side walls and the end wall, and a gutter passage formed in the end wall and extending from the center opening to the collection cavity. | 12-26-2013 |
20140003975 | TURBOCHARGER SUPPORT HOUSING HAVING ALIGNMENT FEATURES | 01-02-2014 |
20140056737 | TURBOCHARGER AND SYSTEM FOR COMPRESSOR WHEEL-BURST CONTAINMENT - A turbocharger includes a turbine disc, a compressor wheel mechanically coupled to the turbine disc, and a single-walled air inlet. Made of ductile iron, the air inlet is configured to admit air to the compressor wheel and to provide clearance for rotation of the compressor wheel. | 02-27-2014 |
20140064994 | EXHAUST-GAS TURBOCHARGER - An exhaust-gas turbocharger ( | 03-06-2014 |
20140079572 | BEARING DEVICE - A bearing device includes: an outer ring housing in a cylindrical shape which is provided in a casing and has a discharge hole in an axially central portion of the outer ring housing and a notch groove passing through an axial end surface of the outer ring housing in the radial direction; and a rolling bearing mounted on each of both axial sides of the outer ring housing and rotatably supporting a rotational shaft positioned radially inside of the outer ring housing. | 03-20-2014 |
20140127051 | TURBOCHARGER - A turbocharger includes a semi-floating metal. The semi-floating metal is provided with a supply opening configured to supply oil to an inner bearing section. The turbocharger is provided with: an oil supply path which extends from inside of a bearing housing to the supply opening, and feeds the oil to be supplied to the inner bearing section; a removal section which changes a flowing direction of the oil supplied from an upstream side to separate minute foreign matter in the oil; and a conveyance path and a retaining region which collect the minute foreign matter separated by the removal section so as to prevent the minute foreign matter from mixing again with the oil flowing toward the supply opening. | 05-08-2014 |
20140212306 | TURBINE, PARTICULARLY FOR AN EXHAUST GAS TUROBCHARGER, AND EXHAUST GAS TURBOCHARGER - The invention relates to a turbine ( | 07-31-2014 |
20140219836 | Axial Turbine With Meridionally Divided Turbine Housing - A statorless axial turbine for a turbocharger has a turbine housing assembly defining a meridionally divided scroll extending circumferentially and surrounding the turbine wheel, the meridionally divided scroll defining a first scroll extending substantially fully about the turbine wheel and a separate second scroll extending substantially fully about the turbine wheel. The turbine housing assembly defines a separate inlet for each of the first and second scrolls through which a separate exhaust gas stream is received, and separate first and second outlets for each of the first and second scrolls, respectively, through which the respective exhaust gas streams are fed into an inlet side of the turbine wheel generally in an axial direction of the turbine wheel. | 08-07-2014 |
20140348672 | EXHAUST-GAS TURBOCHARGER - An exhaust gas turbocharger ( | 11-27-2014 |
20140369865 | ASSEMBLY WITH BEARINGS AND SPACER - A method can include providing a turbocharger housing that includes a bore; providing a spacer; providing a shaft and wheel assembly with a first rolling element bearing assembly seated on a first portion of a shaft of the shaft and wheel assembly; providing a second rolling element bearing assembly; interference-fitting the spacer into the bore; inserting a free end of the shaft into the bore and through the spacer; and inserting the second rolling element bearing assembly into the bore and seating the second rolling element bearing assembly on a second portion of the shaft such that the spacer is disposed intermediate the first portion of the shaft and the second portion of the shaft. Various other examples of devices, assemblies, systems, methods, etc., are also disclosed. | 12-18-2014 |
20150050167 | Pressure Exchange Device - Disclosed is a pressure exchange device which can be made more compact and for which the cost can be reduced, without reducing the processing flow rate. This device is equipped with a rotator, for which first flow paths through which a first fluid flows in and out and second flow paths through which a second fluid flows in and out are arranged around a shaft center so as to penetrate through in the direction of the rotation axis; a first lateral member, for which a first fluid inflow path that guides the first fluid into the first flow paths, a second fluid outflow path that guides the second fluid, in which pressure has been exchanged for the pressure of the first fluid, from the second flow paths, a second fluid inflow path that guides the second fluid into the second flow path, and a first fluid outflow path that guides the first fluid, in which pressure has been exchanged for the pressure of the second fluid, from the first flow paths, are formed in the thickness direction; and a second lateral member, for which communication sections that connect the first flow paths and the second flow paths and exchange pressure between the first fluid and the second fluid are formed. | 02-19-2015 |
20150064031 | EXHAUST GAS TURBOCHARGER WITH TURBINE - A turbine for a supercharging device of an internal combustion engine may include a turbine wheel which is rotatably arranged about an axis of rotation in a turbine housing. A radial inflow channel may be arranged coaxially to the turbine wheel, which leads to a radial inlet region of the turbine wheel. The inflow channel may be axially bounded on one side by a blade carrier and axially bounded on the other side by a cover disc. A plurality of guide blades may be pivotably arranged on the blade carrier, and a plurality of spacer elements may axially project from the blade carrier. An axial outflow channel may be arranged coaxially to the turbine wheel, which leads from the inlet region to an axial outlet region of the turbine wheel, which may be radially bounded by an inner contour formed complementary to an outer contour of the rotating turbine wheel. | 03-05-2015 |
20150110650 | EXHAUST-GAS TURBOCHARGER - An exhaust-gas turbocharger ( | 04-23-2015 |
20150118079 | TURBOCHARGER SHROUD WITH CROSS-WISE GROOVES AND TURBOCHARGER INCORPORATING THE SAME - A turbocharger ( | 04-30-2015 |
20150118080 | TURBINE HUB WITH SURFACE DISCONTINUITY AND TURBOCHARGER INCORPORATING THE SAME - A turbocharger ( | 04-30-2015 |
20150369251 | EXHAUST-GAS TURBOCHARGER AND METHOD FOR PRODUCING A FLOW HOUSING OF AN EXHAUST-GAS TURBOCHARGER - An exhaust-gas turbocharger (1) having a turbine housing (2) which has a turbine spiral (16); and a compressor housing (3) which has a compressor spiral (17). An internal flow-guiding spiral surface (18 or 19 respectively) of the turbine spiral (16) and/or of the compressor spiral (17) is machined in a material-removing process. | 12-24-2015 |
20160003046 | Parallel Twin-Impeller Compressor Having Swirl-Imparting Device For One Impeller - An turbocharger includes a parallel twin-impeller compressor and separate inlets into the two impellers. A first or outboard impeller receives one stream of inlet air and a second or inboard impeller receives its own separate stream of inlet air by way of a generally annular inlet volute surrounding the inlet to the second impeller. Air is fed from the inlet volute radially inwardly through a feed passage to the inlet to the second impeller. A plurality of inlet guide vanes are located in the feed passage for the second impeller, the inlet guide vanes creating a swirling air stream into the second impeller. Introduction of swirl to the second impeller alters the flow distribution between the impellers and affects the stability of the overall stage. | 01-07-2016 |
20160040678 | EXHAUST-GAS TURBOCHARGER - An exhaust-gas turbocharger ( | 02-11-2016 |
20160047306 | GAS TURBINE ENGINE WITH HIGH SPEED LOW PRESSURE TURBINE SECTION AND BEARING SUPPORT FEATURES - A turbine section of a gas turbine engine according to an example of the present disclosure includes, among other things, a fan drive turbine section and a second turbine section. The fan drive turbine section has a first exit area at a first exit point and is configured to rotate at a first speed. The second turbine section has a second exit area at a second exit point and is configured to rotate at a second speed, which is faster than the first speed. | 02-18-2016 |
20160090858 | Turbocharger Variable-Vane Cartridge With Nozzle Ring and Pipe Secured By Two-Piece Self-Centering Spacers - A variable-nozzle turbocharger includes a variable vane mechanism that has an annular nozzle ring supporting an array of rotatable vanes, an insert having a tubular portion sealingly received into a bore of the turbine housing and having a nozzle portion extending radially out from one end of the tubular portion and being axially spaced from the nozzle ring with the vanes therebetween, and a plurality of two-piece self-centering spacer assemblies connected between the nozzle portion of the insert and the nozzle ring. Each spacer assembly comprises a tubular sleeve and a separate pin that passes through the through-passage of the sleeve, end portions of the pin being secured respectively to the nozzle ring and the nozzle portion. One end of each sleeve has a conical surface and engages in a corresponding conical countersink in the adjacent face of the nozzle ring or nozzle portion. | 03-31-2016 |
20160123333 | ADJUSTABLE-TRIM CENTRIFUGAL COMPRESSOR, AND TURBOCHARGER HAVING SAME - A centrifugal compressor for a turbocharger includes an inlet-adjustment mechanism in an air inlet for the compressor, operable to move between an open position and a closed position in the air inlet. The inlet-adjustment mechanism includes an axially elongated ring. In the open position, the radially outer surface of the ring is spaced from a tapering inner surface of the air inlet so that air can flow in an annular passage between the tapering surface and the ring. In the closed position, the ring abuts the tapering surface to close off the annular passage, whereby the effective inlet diameter is then defined by the inner diameter of the ring at its trailing edge. Movement of the inlet-adjustment mechanism from the open position to the closed position is effective to shift the compressor's surge line to lower flow rates. | 05-05-2016 |
20160177956 | ADJUSTABLE-TRIM CENTRIFUGAL COMPRESSOR, AND TURBOCHARGER HAVING SAME | 06-23-2016 |
20160252081 | MAGNETICALLY ACTUATED FLUID PUMP | 09-01-2016 |
20220136519 | DEVICE FOR COMPRESSING A FLUID DRIVEN BY AN ELECTRIC MACHINE WITH A COMPRESSION SHAFT PASSING THROUGH THE ROTOR - The present invention relates to a compression device ( | 05-05-2022 |
417407000 | Overhung from central support | 16 |
20090016911 | Electric Power Connection For Electrically Assisted Turbocharger - A turbocharger comprises a compressor housing for accommodating a compressor wheel drivable by an electric motor and an electric motor for driving a compressor wheel accommodated in a compressor housing, said electric motor being supplied with electric power through at least one motor plug connector. The turbocharger further comprises a turbine housing for accommodating a turbine wheel driven by exhaust gas, a center housing for accommodating a shaft and the electric motor, the shaft serving as a rotor of the electric motor and extending from the turbine wheel through a journal bearing and the electric motor to the compressor wheel. The compressor wheel is driven by the turbine wheel via the shaft and can additionally be driven by the electric motor, wherein the compressor housing further comprises at least one main power plug connector connectable to an electric power source and at least one housing plug connector electrically connected to a respective one of the main power plug connector for supplying said electric motor with electric power. The said housing plug connector is disposed on an axial side of said compressor housing, facing said electric motor, and said motor plug connector is disposed on an axial side of said electric motor, facing said compressor housing. | 01-15-2009 |
20090136368 | Center Housing and Bearing and Shaft Wheel Assembly for Turbochargers - An exemplary center housing for a turbocharger includes a compressor end and a turbine end and a through bore that includes a turbine end opening for receiving a bearing cartridge and shaft subassembly. In an assembly, a turbine end shaft portion of the subassembly can have an outer diameter approximately equal to or greater than an outer diameter of the bearing cartridge. The turbine end shaft portion can include grooves where each groove is configured to seat a seal ring. Various other exemplary devices, systems, methods, etc., are also disclosed. | 05-28-2009 |
20110052429 | BEARING SPACER AND HOUSING - An exemplary center housing rotating assembly includes a turbine wheel ( | 03-03-2011 |
20120121446 | ANISOTROPIC BEARING SUPPORTS FOR TURBOCHARGERS - An exemplary anisotropic member supports a semi-floating bearing in a bore and can reduce non-synchronous vibration of the bearing in the bore. An anisotropic member can include an annular body configured to receive a semi-floating bearing and to space the bearing a distance from a bore surface and can be configured to impart anisotropic stiffness and damping terms to the semi-floating bearing when positioned in the bore. Such a member is suitable for use in a rotating assembly for a turbocharger where the bearing may be a semi-floating bearing. Various exemplary members, bearings, housings, assemblies, etc., are disclosed. | 05-17-2012 |
20130216406 | TURBOCHARGER, NOTABLY FOR ACOMBUSTION ENGINE - Turbocharger comprising a shaft, a housing, a turbine wheel and a compressor wheel mounted onto the shaft, at least one rolling bearing located between the shaft and the housing and comprising an inner ring, an outer ring and at least one row of rolling elements between raceways provided on the rings. | 08-22-2013 |
20130294947 | RUPTURE PROTECTION MEANS - An exemplary arrangement for securing the shaft of an exhaust-gas turbocharger includes a catch ring with a central opening and a radial projection on the shaft. The catch ring having an inner contour in the region of the central opening. The radial projection on the shaft is provided with an outer contour. The inner contour on the catch ring and the outer contour on the shaft are configured such that, during mounting of the shaft and of the turbine wheel connected thereto and in at least one specified angle position of the shaft with respect to the housing, the radially outwardly protruding projection on the shaft can be passed in an axial direction through the central opening of the housing element. The radially outwardly protruding projection abuts in the axial direction against the housing element in specified angle positions of the shaft with respect to the housing. | 11-07-2013 |
20130294948 | EXHAUST-GAS TURBOCHARGER - An exhaust-gas turbocharger ( | 11-07-2013 |
20130302185 | Turbine Exhaust Housing - A turbine assembly can include a turbine wheel, a shroud component, a turbine housing and a seal that includes a wall and a lower lip that that extends radially outwardly from the wall at an obtuse angle where the seal is disposed, at least in part, between an outer surface of the shroud component and an inner surface of the turbine housing. Various other examples of devices, assemblies, systems, methods, etc., are also disclosed. | 11-14-2013 |
20140134015 | Turbocharger and Variable-Nozzle Cartridge Therefor - A variable-vane assembly for a turbocharger includes an annular nozzle ring supporting an array of rotatable vanes, an insert having a tubular portion sealingly received into the bore of the turbine housing and having a nozzle portion extending radially out from one end of the tubular portion and being axially spaced from the nozzle ring with the vanes therebetween, and an annular retainer ring disposed radially outward of the nozzle ring and extending generally radially inwardly. The nozzle ring's face is stepped, and a radially inner edge of the retainer ring engages the face of the nozzle ring radially outward of the step, the radially inner edge of the retainer ring having an axial thickness that is less than the step height such that a remaining portion of the step is presented to the exhaust gas flowing through the nozzle. | 05-15-2014 |
20150086396 | TURBOCHARGER WITH MIXED FLOW TURBINE STAGE - A turbocharger is disclosed for use with an engine. The turbocharger may include a housing at least partially defining a compressor shroud and a turbine shroud. The turbocharger may also include a compressor wheel disposed within the compressor shroud, a shaft connected to the compressor wheel, and a turbine wheel disposed within the turbine shroud and connected to an end of the shaft opposite the compressor wheel. The turbine wheel may have a generally annular hub, and a plurality of blades disposed radially around the hub. Each of the plurality of blades may include an airfoil having a hub face connected to the hub, a shroud face opposite the hub face and oriented towards the turbine shroud, a trailing edge, and a leading edge opposite the trailing edge. The leading edge may be substantially straight or substantially concave in a meridional plane. An angle between a base of the hub and the leading edge may be about 25-55 degrees. The turbocharger may also include a nozzle ring having a ring-shaped generally flat plate located at a periphery of the turbine wheel, and a plurality of vanes disposed radially around an upper surface of the plate. A camber of each of the plurality of vanes may be generally S-shaped along its meridional length from a leading edge to a trailing edge of each of the plurality of vanes. | 03-26-2015 |
20150147204 | TURBOCHARGER COMPRISING A FLOATING BUSH BEARING - A turbocharger has an exhaust gas turbine, a fresh-air compressor and a bearing seat. A rotor shaft that is equipped with the turbine and the compressor wheel is rotatably mounted in the bearing seat by way of at least one radial bearing. The radial bearing is a floating bush bearing with a hollow-cylindrical floating bush body positioned between a bearing seat of the bearing housing and the rotor shaft. The floating bush body is provided with a defined imbalance in order to counteract an imbalance of the turbo rotor. | 05-28-2015 |
20150337847 | EXHAUST-GAS TURBOCHARGER - An exhaust-gas turbocharger ( | 11-26-2015 |
20160097283 | COMPRESSOR IMPELLER ASSEMBLY FOR A TURBOCHARGER - A compressor impeller assembly is disclosed. The compressor impeller assembly may have a compressor impeller having an impeller bore. The compressor impeller assembly may further have an insert screwed into the impeller bore, the insert having a threaded insert bore. The compressor impeller assembly may also have a shaft having a threaded shaft bore. In addition, the compressor impeller assembly may have a stud. The stud may have a first threaded portion engaged with the threaded insert bore. The stud may also have a second threaded portion engaged with the threaded shaft bore. | 04-07-2016 |
20160097302 | TURBINE BEARING AND SEAL ASSEMBLY FOR A TURBOCHARGER - A turbine bearing and seal assembly is disclosed. The turbine bearing and seal assembly may have a turbine cartridge. The turbine cartridge may have a compressor end and a turbine end opposite the compressor end. The turbine bearing and seal assembly may also have a bearing attached to the turbine cartridge. The bearing may be disposed between the compressor end and the turbine end. The turbine bearing and seal assembly may further have a seal collar attachable to a shaft. The seal collar may be disposed within the turbine cartridge adjacent the turbine end. | 04-07-2016 |
20160097395 | DEVICES AND METHOD FOR ADJUSTING TURBOCHARGER ROTATING ASSEMBLY BALANCE - An annular balance adjusting device ( | 04-07-2016 |
20160177960 | DUAL THRUST BEARING FOR A TURBOCHARGER | 06-23-2016 |
417408000 | Axial flow motor and pump | 2 |
20090068033 | Fan driven by tip turbine - At the time of an operation, high-pressure air | 03-12-2009 |
20100272588 | ENERGY RECOVERY SYSTEM IN A GAS COMPRESSION PLANT - A system for recovering energy in a gas compression plant. The system comprises at least one centrifugal compressor configured to suck the gas, at a certain inlet pressure, from a suction conduit and configured to deliver the gas, at a certain outlet pressure that is greater than an inlet pressure, through a delivery conduit The system also includes at least one gas recirculation system configured to redirect the gas from the delivery conduit to the suction conduit when the gas flow rate entering into the compressor is below a certain limit value. In the portion of the plant arranged downstream of the compressor, at least one turbo-expander and at least one valve are installed in parallel so that they cooperate with each other and are controlled by electronic devices so as to protect the compressor and to produce useful energy during recirculation mode. | 10-28-2010 |
417409000 | Axial flow motor and centrifugal pump | 3 |
20090232676 | SINGLE STAGE DUAL-ENTRY CENTRIFUGAL COMPRESSOR, RADIAL TURBINE GAS GENERATOR - A compact, single shaft gas turbine gas generator uses a high pressure ratio dual-entry single stage centrifugal compressor, can combustors, and a radial inflow turbine with the compressor configured to achieve an overall pressure ratio of about 12:1 or greater and Mach Numbers less than or equal to about 1.4. The radial inflow turbine is configured to provide an expansion ratio of about 4:1 to about 5:1, to provide partially expanded combustion gases to a free-power turbine or an expansion nozzle, in a work-producing engine configuration. A ball bearing assembly in front of the compressor is used in conjunction with a thrust piston assembly to take up turbine thrust load, while a radial tilt pad bearing assembly is used in front of the turbine. A collector with scroll-shaped sector portions collects compressed air from an annular vaned diffuser, and respective crossover ducts channel the collected diffused compressed air from each sector portion to a plenum feeding can combustors. Bleed systems at each compressor inlet provide increased diffuser stability margins. Gas turbine engines configured with the above gas generator may provide 30% thermal efficiency or more in a rated power range of about 4 Mw or less. | 09-17-2009 |
20100003148 | ASSISTANCE AND EMERGENCY BACKUP FOR THE ELECTRICAL DRIVE OF A FUEL PUMP IN A TURBINE ENGINE - The invention relates to a system for driving a fuel pump in a turbine engine, said system comprising an electric motor and fluid flow assistance means controlled by a control valve. In said system, the control valve is a regulator valve the opening of which is controlled as a function of information representative of the speed of the pump, and/or the speed of the turbine engine, and/or the flow rate of fuel delivered to the turbine engine. As a result, operating safety of the turbine engine can be increased in the event of the electric motor failing or of its electricity generator failing, and the weight/size/cost ratios of the drive system are improved. | 01-07-2010 |
20140341761 | Turbocharger Variable-Nozzle Assembly With Vane Sealing Ring - A variable-nozzle turbocharger includes a turbine housing and a center housing, and a generally annular nozzle ring and an array of vanes rotatably mounted to the nozzle ring such that the vanes can be pivoted about their axes for regulating exhaust gas flow to the turbine wheel. The vanes extend between the nozzle ring and an opposite wall of the nozzle. An axially floating vane sealing ring is disposed in an annular recess formed in the face of the nozzle ring adjacent proximal ends of the vanes. The vane sealing ring is urged by exhaust gas pressure differential toward the proximal ends of the vanes, and the vanes are thus urged toward the opposite nozzle wall so that distal ends of the vanes are close to or abutting the wall, resulting in a reduction or closing of the gaps at the proximal and distal ends of the vanes. | 11-20-2014 |