Entries |
Document | Title | Date |
20080229742 | Extended Leading-Edge Compressor Wheel - A turbocharger system having a compressor housing containing a rotating compressor wheel with a plurality of main blades that define an impeller passageway from an inducer to an exducer. Each main blade has a leading edge characterized by an extension forming a non-planar, conical inducer leading edge, and a trailing edge characterized by a reverse-clip-extension forming a non-cylindrical, conical exducer trailing edge. | 09-25-2008 |
20090007562 | DUAL-FUNCTION STIRLING ENGINE SYSTEM - A dual-function system comprising a heat source and a Stirling engine movably secured to a motorized machine, where the Stirling engine is positionable to operate in a refrigeration mode and in a power generation mode. The Stirling engine is configured to transfer heat from an exhaust pipe of the motorized machine in the refrigeration mode, and to transfer heat from the heat source to generate electrical power in the power generation mode. | 01-08-2009 |
20090013686 | Exhaust heat recovery apparatus - An exhaust heat recovery apparatus includes a reciprocating internal combustion engine in which a piston reciprocates in a cylinder to generate motive power; and a Stirling engine that recovers the thermal energy of the exhaust gas discharged from the internal combustion engine and converts the thermal energy into kinetic energy. The Stirling engine is united with the internal combustion engine. A heater that the Stirling engine includes is disposed in an exhaust manifold of the internal combustion engine. With this configuration, it is possible to restrict reduction in the power output from the exhaust heat recovery means. | 01-15-2009 |
20090077964 | ROTARY VANE ENGINE SYSTEM - A rotary vane engine system for using exhaust heat energy of a fuel-based heat engine. The heat engine includes a crankshaft being driven by a combustion cycle, and the heat engine generates exhaust gases by combustion. The system comprises an independent air system, wherein the independent air system contains air separate to the exhaust gases. A heat exchanger system is provided for transferring exhaust heat energy from the exhaust gases to the air contained in the independent air system to generate pressurized air. A rotary vane engine is also provided having a housing, a rotor contained within the housing and coupled to the crankshaft of the heat engine, and a plurality of vanes extending radially from the rotor. The pressurized air is expanded within the rotary vane engine for rotation of the rotor thereby providing drive to the crankshaft of the heat engine. | 03-26-2009 |
20090241540 | System for recovering engine exhaust energy - A system for recovering engine exhaust energy is provided. The system includes an exhaust system including a first exhaust branch and a second exhaust branch. The system includes a first and a second group of exhaust valves associated with a plurality of engine cylinders. The system also includes an energy recovering assembly. The system further includes a control mechanism configured to control at least one of the first and second groups of exhaust valves according to a determined timing strategy based on at least one engine operating parameter. | 10-01-2009 |
20090293474 | Turbine driven accessories - A vehicle design utilizing a turbine driven by the exhaust from the vehicle internal combustion engine is disclosed. With this design, one or more of the car accessories are directly driven by one or more turbines powered by the internal combustion engine through one or more common mechanical linkages. The linkages may be a belt, shaft or other mechanical means. The accessories may include any or all of the following: the alternator that generates electricity for the vehicle electrical system, the air conditioning compressor, the power steering pump, the water pump, the oil pump, the hydraulic pump, the radiator fan, and the air pump for the exhaust emissions system. A compressor for boosting intake air flow may also be included with the accessories. | 12-03-2009 |
20090301078 | SYSTEM FOR RECOVERING THE WASTE HEAT GENERATED BY AN AUXILIARY SYSTEM OF A TURBOMACHINE - A system increasing the efficiency of a powerplant by recovering the waste generated by an auxiliary cooling system is provided. The system may include a condensate loop and a heat recovery loop. These loops may integrate the auxiliary cooling systems of a gas turbine with the heat recovery steam generator of the powerplant. The integration may allow a smaller economizer section, which may increase the efficiency of the powerplant. | 12-10-2009 |
20100005798 | Exhaust System - The present invention relates to an exhaust system for an internal combustion engine, more preferably of a motor vehicle, with an exhaust gas turbine, with an exhaust pipe, whose inlet is fluidically connected with an outlet of the exhaust gas turbine, with a flange connection for connecting the exhaust gas turbine with the exhaust pipe which comprises a flange fastened to the exhaust pipe and attached to the exhaust gas turbine, and with a shielding apron which is so arranged and/or incorporated in the flange connection that in the operation of the exhaust system it protects a transition region between the flange and the exhaust pipe from direct admission of exhaust gas. | 01-14-2010 |
20100043427 | POWER TRANSMISSION MECHANISM AND EXHAUST HEAT RECOVERY APPARATUS - A power transmission mechanism that transfers power from an output shaft disposed in sealed-off space within a power generation unit includes: a drive shaft to which the power from the output shaft is transmitted; a first magnet that is fitted to the drive shaft and that rotates together with the drive shaft; a second magnet that is fitted to a driven shaft, which is arranged concentrically with the drive shaft, that is disposed outside the sealed-off space, and that faces the first magnet; and a partition wall that is interposed between the first magnet and the second magnet, and that separates a drive shaft side space and a driven shaft side space from each other. | 02-25-2010 |
20100101224 | Waste Heat Utilization Device for Internal Combustion Engine - A waste heat utilization device recovering waste heat produced by an internal combustion engine from a heat medium includes a Rankine cycle circuit including an evaporator, an expander, a condenser and a pump serially arranged in a circulation line along which a combustible working fluid circulates, a casing air-tightly enclosing the Rankine cycle circuit, and an inactivation device for creating a chemically-inactive condition inside the casing. | 04-29-2010 |
20100146964 | Torque transmission device - A torque transmission device includes a first shaft is coaxially borne relative to a second shaft via at least one roller bearing. An adjusting device adjusts the amount of torque transmitted from the first shaft to the second shaft by changing the internal bearing friction experienced by the at least one roller bearing. In one embodiment, the adjusting device causes one ring of the at least one roller bearing to axially displace relative to a second ring of the at least one roller bearing, thereby changing the amount of bearing friction experienced by roller bodies disposed between the first and second rings and thus the amount of torque transmitted from the first shaft to the second shaft. | 06-17-2010 |
20100154410 | INTEGRAL MULTIFUNCTIONAL SYSTEM FOR MOTOR VEHICLE - Integral multifunctional system for motor vehicle including a gas turbine ( | 06-24-2010 |
20100170243 | METHOD AND DEVICE FOR UTILIZING HEAT TRANSPORTED BY A DISCONTINUOUS FLOW OF EXHAUST GASES - In a method and a device for utilizing heat transported by a discontinuous flow of exhaust gases ( | 07-08-2010 |
20100275594 | EXHAUST HEAT RECOVERY SYSTEM - An exhaust heat recovery system includes a plurality of Starling engines. Heaters of the Starling engines are disposed in an exhaust passage that is a heat medium passage. An inside of the exhaust passage is partitioned with a partitioning member into a first exhaust passage and a second exhaust passage. The heater of the Starling engine disposed on an upstream side in a flowing direction of exhaust gas is provided in the first exhaust passage, and the heater of the Starling engine disposed on a downstream side in the flowing direction of the exhaust gas is provided in the second exhaust passage. | 11-04-2010 |
20110072813 | Vehicle power generation system using exhaust gas - A vehicle power generation system using exhaust gas and includes a casing which is installed at a vehicle chassis and is formed of an inlet hole for inputting an exhaust gas and an outlet hole for discharging an exhaust gas, a turbine which is rotatably installed in the interior of the casing | 03-31-2011 |
20110265470 | ENERGY RECOVERY SYSTEM FOR AN INTERNAL COMBUSTION ENGINE - An energy recovery system includes an exhaust line which is capable of collecting exhaust gas from an exhaust manifold of the engine and which is equipped with a particulate filter, a secondary line which is thermally linked with, but distinct from, the exhaust line, and which carries a fluid. The particulate filter has a filtering part in which exhaust gases can flow and a heat exchanging part in which the fluid can flow, the filtering part and heat exchanging part being arranged to transfer heat by conduction from the exhaust gases to said fluid. The secondary line is connected to energy recovery means capable of recovering energy from the heat. | 11-03-2011 |
20120079822 | METHOD FOR CONTROLLING AN EXHAUST-GAS AFTERTREATMENT DEVICE OF A HYBRID DRIVE, AND HYBRID DRIVE - A method for controlling an exhaust gas aftertreatment device of a vehicle hybrid drive is provided. The method comprises operating the hybrid drive only by a combustion engine, only by a non-combustion motor, or by both, as a function of a temperature of the exhaust aftertreatment device, and conducting exhaust gas of the hybrid drive at least partially through the exhaust aftertreatment device, the engine and motor each providing output to power the vehicle. In this way, the aftertreatment device may be operated at an optimal temperature for conversion performance. | 04-05-2012 |
20120090317 | EXHAUST HEAT REGENERATION SYSTEM - An exhaust heat regeneration system includes: an evaporator for cooling engine cooling water; an expansion device for expanding the refrigerant heated through the evaporator so as to generate a driving force; a condenser for cooling the refrigerant passing through the expansion device to condense the refrigerant; and a pump for pressure-feeding the refrigerant cooled through the condenser to the evaporator, in which: the expansion device is coupled to the pump by a shaft, and the expansion device and the pump are housed within the same casing to constitute a pump-integrated type expansion device; and the pump includes a high-pressure chamber through which the refrigerant to be discharged to the evaporator flows, the high-pressure chamber being provided on the expansion device side, or a low-pressure chamber through which the refrigerant flowing from the condenser flows, the low-pressure chamber being provided on the expansion device side. | 04-19-2012 |
20120102943 | METHOD FOR MONITORING A REGULATED EMISSION CONCENTRATION IN THE EXHAUST GAS OF AN INTERNAL COMBUSTION ENGINE - A method for monitoring a regulated emissions concentration C, in the exhaust gas of an internal combustion engine is provided. The method comprises directing the exhaust gas through an exhaust-gas turbocharger, directing at least a portion of the exhaust gas through an exhaust-gas recirculation system, measuring an air ratio λ | 05-03-2012 |
20120317973 | Asymmetrical Combined Cycle Power Plant - A combined cycle power plant includes a first engine, a second engine, a first heat recovery steam generator, a second heat recovery steam generator, and a steam turbine. The second engine is relatively more productive but less efficient than the first engine. The first engine generates a first exhaust gas, and the second engine generates a second exhaust gas. The first heat recovery steam generator transfers excess energy from the first exhaust gas to a first flow of water, creating a first flow of steam. The second heat recovery steam generator transfers excess energy from the second exhaust gas to a second flow of water, creating a second flow of steam. The second heat recovery steam generator further transfers excess energy from the second exhaust gas to the first flow of steam and the second flow of steam, creating a flow of superheated steam. The steam turbine receives the flow of superheated steam from the second heat recovery steam generator. | 12-20-2012 |
20130067910 | WASTE HEAT RECOVERY SYSTEM - The waste heat recovery system includes a Rankine cycle device in which working fluid circulates through a pump, a boiler, an expander and then through a heat exchanging device, heat exchange occurs in the boiler between the working fluid and intake fluid that is introduced into an internal combustion engine while being cooled. The heat exchanging device includes a condenser condensing the working fluid, a receiver connected downstream of the condenser and storing liquid-phase working fluid, a subcooler connected downstream of the receiver and subcooling the liquid-phase working fluid, and a selector device serving to change the ratio of the condenser to the subcooler. The waste heat recovery system further includes a determination device for determining required cooling load for the intake fluid, and a controller for controlling the selector device depending on the required cooling load determined by the determination device. | 03-21-2013 |
20130086902 | Method And Apparatus For Recovering Energy From Coolant In A Vehicle Exhaust System - A heat recovery system includes an engine coolant circuit and an exhaust gas recovery circuit. The engine coolant circuit uses an engine coolant fluid to cool an engine. The exhaust gas recovery circuit comprises a Rankine cycle system that uses a working fluid to convert heat from engine exhaust gases to energy. The engine coolant fluid comprises the working fluid such that the engine coolant circuit and an exhaust gas recovery circuit comprise a common circuit such that the Rankine cycle system recovers energy from exhaust gas heat and from engine coolant heat. | 04-11-2013 |
20130133321 | Drive System for a Vehicle - The invention relates to a drive system for a vehicle, comprising an internal combustion that releases mechanical and thermal energy and a device for converting the thermal energy, wherein the device is designed to directly convert thermal energy into electrical energy and to transfer thermal energy to a working medium intended to act on an expansion apparatus. | 05-30-2013 |
20130186084 | Internal Combustion Engine and Compressor or Pump With Rotor and Piston Construction, and Electrical Generator Pneumatically Driven by Same - Unique engines, air compressors, and pneumatically driven electrical generators are disclosed. The engine employs a rotor having a number of pistons slidably disposed within respective cylinder bores extending into the rotor periphery. As the rotor spins within a stator, each cylinder bore passes a combustion stage at which the piston is driven further into the rotor toward a bottom of the respective cylinder bore. Valves at the bottom of the cylinder discharge air that is compressed by this piston downstroke, and admit new intake air during an opposing upstroke. The unit thus operates as a self driven compressor, or engine-compressor combination, and the compressed air may be used to pneumatically drive a turbine of an electrical generator. A carbon splitter dissociates carbon and oxygen molecules from the carbon dioxide in the air downstream of the generator turbine, reducing the overall carbon dioxide output of the system. | 07-25-2013 |
20130219880 | HEAT EXCHANGER - A heat exchanger is provided that includes plate pairs stacked one above the other. A first flow chamber is formed between the two plates of a plate pair by conducting a first fluid therethrough, a second flow chamber for conducting a second fluid therethrough, wherein the second flow chamber is formed between two adjacent plate pairs, an inlet opening for introducing the first fluid, and an outlet opening for discharging the first fluid. The plates have at least one expansion opening, in particular at least one expansion slit, for reducing stress in the plates. The heat exchanger can withstand high thermal and mechanical loads even over a long time period, such as 10 years. | 08-29-2013 |
20130247558 | HEAT PUMP WITH TURBINE-DRIVEN ENERGY RECOVERY SYSTEM - The heat pump with a turbine-driven energy recovery system provides selectively cooled and/or heated air and recovers energy from refrigerant circulation. The heat pump includes a condenser for receiving refrigerant and condensing the refrigerant into a cooled liquid to release thermal energy therefrom. An evaporator receives the cooled liquid refrigerant and boils the refrigerant, the evaporator absorbing thermal energy to boil the refrigerant. A compressor circulates the refrigerant between the condenser and the evaporator, as is conventionally known. At least one turbine is positioned in a refrigerant flow path between the condenser and the evaporator, such that the at least one turbine is driven by the refrigerant circulating therebetween. At least one electrical generator is driven by the at least one turbine, the at least one generator being in electrical communication with the compressor for providing power thereto. | 09-26-2013 |
20130247559 | PROCESS FOR MODIFYING A FLUID CATALYTIC CRACKING UNIT, AND AN APPARATUS RELATING THERETO - One exemplary embodiment can be a process for modifying a fluid catalytic cracking unit. The process can include adding a carbon monoxide boiler to the fluid catalytic cracking unit to receive a bypassed flue gas stream from a power recovery expander for increasing capacity of the fluid catalytic cracking unit. | 09-26-2013 |
20130305707 | CONTROL APPARATUS FOR SUPERCHARGER-EQUIPPED INTERNAL COMBUSTION ENGINE - Provided is a control apparatus for a supercharged internal combustion engine, which can favorably achieve a good balance between prevention of overheat of a catalyst disposed an exhaust passage and suppression of turbo lag, in a case in which a fresh air blow-through is generated through a combustion chamber from an intake passage to an exhaust passage. A turbo supercharger ( | 11-21-2013 |
20130327034 | Energy Retriever System - Disclosed is an energy retriever system and methods for absorbing energy and using that energy elsewhere or converting it to other useful forms of energy or work. The energy retriever system consists of a series of components interconnected by a plurality of conduits containing a fluid. Working as a self-contained thermodynamic system, the energy retriever system allows the fluid to circulate through all of these elements. Heat added to the energy capture subsystem heats the fluid. The fluid becomes more pressurized and moves into the expansion cycle subsystem. The energy extraction subsystem transforms the thermal energy of the fluid into work, kinetic energy or thermal energy. The reservoir subsystem compresses the fluid and reintroduces it into the energy capture subsystem. One-way valves are used throughout the system to keep the flow of the fluid in one direction and separate sections of the system that contain different pressures. | 12-12-2013 |
20140026558 | NOISE REDUCING POWER GENERATION DEVICE - The application of a Tesla turbine as an exhaust system that provides power to vehicle electrical systems or for charging an onboard battery that includes harnessing energy from the system exhausts. A Tesla turbine is implemented using the compressed gas/fluid to operate a generator. The generator is connected to appropriate systems (battery, electrical components, etc.) to provide power. | 01-30-2014 |
20140033702 | DEVICE HAVING A HEAT EXCHANGER FOR A THERMOELECTRIC GENERATOR OF A MOTOR VEHICLE AND MOTOR VEHICLE HAVING THE DEVICE - A device having a heat exchanger includes a housing having an inlet and an outlet for a fluid and an inner tube having a first end face extending in axial direction, an opposite second end face and a circumferential surface having openings. A plurality of heat exchanger tubes is disposed parallel to the axial direction on the outside of the circumferential surface. The housing encloses the heat exchanger tubes and the inner tube and the inlet is fluidically connected to the first end face. Guide elements are disposed between the heat exchanger tubes so that the fluid entering the inner tube through the first end face flows out across the heat exchanger tubes in radial direction starting from the inner tube. The device is used particularly for constructing a thermoelectric generator for positioning in the underbody of a motor vehicle. A motor vehicle having the device is also provided. | 02-06-2014 |
20140033703 | DEVICE HAVING A HEAT EXCHANGER FOR A THERMOELECTRIC GENERATOR OF A MOTOR VEHICLE AND MOTOR VEHICLE HAVING THE DEVICE - A device having a heat exchanger includes a housing having a first end side and a second end side disposed along an axial direction, an inlet at the first end side and an outlet at the second end side for a fluid, a first annular channel connected to the inlet and a second annular channel upstream of the outlet, at least one outer jacket tube and at least one inner jacket tube disposed mutually concentrically and defining an intermediate space therebetween, a plurality of flow paths for the fluid extending in the axial direction in the intermediate space and interconnecting the first channel and the second channel, and at least one heat exchanger tube disposed in each of the plurality of flow paths. A motor vehicle having the device is also provided. | 02-06-2014 |
20140047831 | DISH-TYPE STIRLING SOLAR GENERATOR - A dish-type Stirling solar generator capable of running continuously day and night, including a dish-type Stirling solar generating set. The dish-type Stirling solar generating set includes a combustor, a position adjustment mechanism, and a bracket. The combustor includes an opening. The position adjustment mechanism is capable of adjusting the opening of the combustor to align or deviate from a heat receiver of the dish-type Stirling solar generating set. The position adjustment mechanism is disposed on the bracket of the dish-type Stirling solar generating set. The combustor is disposed on the position adjustment mechanism. A fuel supply system of the combustor is connected to the combustor via a main switch valve, a branch switch valve, a regulating valve, and a flexible conveying pipe. | 02-20-2014 |
20140352296 | METHOD AND APPARATUS FOR OPERATING AN INTERNAL COMBUSTION ENGINE - A method and apparatus for operating an internal combustion engine, in particular for commercial vehicles, having a fuel/air feed device and a downstream exhaust system, wherein, to achieve improved efficiency, the exhaust gas enthalpy in the exhaust gas flow of the internal combustion engine is used to operate a heat engine, in particular a Stirling engine, which produces mechanical energy. | 12-04-2014 |
20140373527 | PRESSURIZED-GAS POWERED COMPRESSOR AND SYSTEM COMPRISING SAME - The present invention provides a compressor powered by a pressurized gas, whether steam or another working fluid, and a system for extracting work using such as compressor. The pressurized gas may comprise a heated working fluid in a gaseous state, to displace a piston in an input circuit, which in turn displaces a piston in an output circuit, thereby compressing a compressible fluid or displacing an incompressible fluid. A purpose of the compressor is to convert waste heat, heat generated by the combustion of biomass or other fuels, or heat resulting from the concentration of solar energy into useful power, whether configured to produce compressed air or pump water, which can displace the electricity otherwise used for this purpose, or to produce electricity or motive force directly, through a hydraulic circuit. The system for extracting work does so by an output fluid which is compressed or pumped by a pressurized gas powered compressor. | 12-25-2014 |
20150013328 | DRIVE UNIT FOR A MOTOR VEHICLE - A drive unit for a motor vehicle that has a combustion machine having an internal combustion engine ( | 01-15-2015 |
20150300249 | EXHAUST GAS ENERGY RECOVERY SYSTEM - An exhaust gas energy recovery system includes a power plant and a volumetric fluid expander. The power plant has an exhaust gas outlet for conveying an exhaust gas stream at a first pressure. The volumetric fluid expander includes a housing and an output shaft. The housing has an inlet and an outlet, and the housing inlet is in fluid communication with the exhaust gas outlet. The volumetric fluid expander generates useful work at the output shaft by expanding the exhaust gas stream to a second pressure lower than the first pressure generally without reducing the volume of the exhaust stream as the exhaust stream moves from the housing inlet to the outlet. | 10-22-2015 |
20150337727 | Air Handling Constructions for Opposed-Piston Engines - An opposed-piston engine has a cylinder block with a plurality of cylinders arranged inline, with each cylinder including an intake port longitudinally separated from an exhaust port. The engine is equipped with an air handling system that includes intake and exhaust chambers inside the cylinder block. All of the cylinder intake ports are contained in the intake chamber to receive charge air therein. The intake chamber includes elongated air inlets opening through opposing sides of the cylinder block. The exhaust chamber includes at least one exhaust outlet opening through a side of the cylinder block; all of the cylinder exhaust ports are contained in the exhaust chamber to discharge exhaust thereinto. | 11-26-2015 |
20150337728 | Open Intake and Exhaust Chamber Constructions for an Air Handling System of an Opposed-Piston Engine - An opposed-piston engine has a cylinder block with a plurality of cylinders arranged inline, with each cylinder including an intake port longitudinally separated from an exhaust port. The engine's air handling system includes open intake and exhaust chambers in the cylinder block. The open chamber constructions eliminate the need for multi-pipe manifolds and smooth the flow of charge air. | 11-26-2015 |