Class / Patent application number | Description | Number of patent applications / Date published |
060612000 | Plural superchargers | 42 |
20080196409 | Parallel-Sequential Turbocharging for Improved Exhaust Temperature Control - An exhaust system for an engine having a first set and a second set of cylinders and an emission control device comprising of a first turbocharger coupled to the first set of cylinder(s); a second turbocharger coupled to the second set of cylinder(s); a crossover pipe coupled between and upstream of the first and second turbochargers; a mechanism for adjusting exhaust flow through the crossover pipe; a lower heat loss path coupled between the first turbocharger and the emission control device; and a higher heat loss path coupled between the second turbocharger and the emission control device. | 08-21-2008 |
20080223039 | Internal combustion engine having two exhaust gas turbochargers connected in series - In an internal combustion engine having two exhaust gas turbochargers which are connected in series and a bypass line which bypasses the exhaust gas turbine close to the engine and extends to a collecting space of the turbine remote from the engine, and a blow-off valve is integrated into the turbine housing of the remote exhaust gas turbine for controlling a communication path between the collecting space and the turbine wheel, and includes a control sleeve supported axially movably between a closed position in which the communication path is blocked and a fully open position in which a flow path by-passing the turbine wheel of the turbine remote from the engine is provided. | 09-18-2008 |
20090007565 | TURBO CHARGE SYSTEM OF AN ENGINE - A turbo charge system of an engine minimizes energy loss of exhaust gas as a consequence of a crossover pipe that connects exhaust manifolds respectively mounted to cylinder heads at both sides of the engine with each other and that is mounted in each cylinder head, and the crossover pipe is formed as a double pipe structure. The turbo charge system of the engine may include a pair of exhaust manifolds respectively mounted to cylinder heads at both sides of the engine; a pair of turbo chargers connected respectively to the pair of exhaust manifolds and increasing intake air amount by using energy of exhaust gas; and a crossover pipe connecting the pair of exhaust manifolds with each other, wherein a crossover pipe is mounted in each cylinder head. | 01-08-2009 |
20090139230 | Natural gas compression system - A natural gas compression system is provided. The system may include a natural gas compressor configured to compress, and thereby pump, natural gas through a pipeline. The system may also include a natural gas burning engine, operatively coupled to the gas compressor, the engine being supplied with air by an induction system. The induction system may include a supercharger driven by the engine and configured to compress intake air and a turbocharger downstream from the supercharger and driven by exhaust gases produced by the engine. The induction system may also include a supercharger compressor bypass configured to selectively recirculate a portion of the compressed output of the supercharger upstream of the supercharger. | 06-04-2009 |
20090249786 | Turbomachine system and turbine therefor - A turbomachine system comprises a first turbocharger comprising an exhaust gas flow first turbine for location in an exhaust path and a first compressor driven by said first turbine; a turbomachine for location in the exhaust path upstream or downstream of said first turbocharger and comprising an exhaust gas flow second turbine and a second compressor driven by said second turbine. The first turbine has an outlet that is in fluid communication with an inlet of the second turbine. One of said first and second turbines is a radial outflow turbine. The arrangement provides for a relatively compact package. The radial outflow turbine may have a particular structure in which there is provided a deflector member at or near its inlet for directing the gas outwards, a stator for introducing swirl and a downstream turbine rotor. A shroud is fixed to blades of the turbine rotor to prevent leakage and to provide additional structural rigidity. | 10-08-2009 |
20100083656 | MULTI-STAGE TURBOCHARGING SYSTEM UTILIZING VTG TURBINE STAGE(S) - Multi-stage turbocharging, and more particularly, an advanced multi-stage turbocharging system using the variable turbine power of one or more variable turbine geometry (VTG) turbochargers to adjust compressor boost and exhaust back pressure to engine operating demands. The invention further relates to a turbocharged internal combustion engine, in particular a turbocharged internal combustion engine with at least one high-pressure turbine stage and one downstream low-pressure turbine stage, wherein the high-pressure turbine may be a single-flow or double-flow type, wherein the high pressure or low pressure compressor may be variable geometry, wherein the high pressure or low pressure compressor may be variably bypassed, and wherein the high pressure or low pressure turbine may be provided with an active control variable bypass or wastegate. | 04-08-2010 |
20100242473 | ENGINE WITH SUPERCHARGER - A four-cylinder engine has a valve overlap period during which an exhaust valve and an intake valve of each cylinder are both opened. Cylinder pipes for cylinders having adjacent ignition timings of the engine are connected to a turbo charger, and cylinder pipes for cylinders having adjacent ignition timings are connected to another turbo charger. Accordingly, a properly great supercharging pressure can be obtained in a low engine-speed area. | 09-30-2010 |
20100263375 | Twin-Charged Boosting System for Internal Combustion Engines - A boost system comprising a turbocharger, a supercharger operable as either a compressor or an expander. Air flows through the turbocharger, optionally through a first charge air cooler CAC | 10-21-2010 |
20110041497 | TWO-STAGE TURBOCHARGED ENGINE SYSTEM - A Two-stage turbocharged engine system includes, but is not limited to an internal combustion engine, a high-pressure turbocharger having a high-pressure turbine for rotating a high-pressure compressor through a connecting shaft, a low-pressure turbocharger having a low-pressure turbine for rotating a low-pressure compressor by means of a connecting shaft, a low-pressure intake line for fluidly connecting the outlet of low-pressure compressor to the inlet of high-pressure compressor, an high-pressure intake line for fluidly connecting the outlet of high-pressure compressor to an air cooler, and a bypass device for selectively fluidly connecting a first branching point located in low-pressure intake line to a second branching point located in high-pressure intake line, to thereby bypassing the high-pressure compressor; said bypass device being located closer to the low-pressure compressor than to the high-pressure compressor. | 02-24-2011 |
20110061381 | MULTI-STAGE TURBOCHARGING SYSTEM WITH THERMAL BYPASS - A two-stage turbocharging system with a high pressure (HP) turbine and a low pressure (LP) turbine, exhaust piping connecting an engine to the HP turbine inlet, exhaust piping connecting the HP turbine outlet to the LP turbine inlet, piping connecting the LP turbine outlet to an aftertreatment device, and branched bypass piping having an inlet and first and second branches, the inlet connected to the engine to HP turbine inlet exhaust piping, the first branch outlet connected to the LP turbine inlet, the second branch outlet connected to the aftertreatment device, and an R2S valve in the first branch and a warm-up valve in said second branch. By opening of the valve, exhaust gas can bypass both the HP and LP turbines and flow to, e.g., the catalytic converter. The R2S valve and the warm-up valve may be integrated into a single exhaust flow control unit. | 03-17-2011 |
20110289919 | CONTROL APPARATUS OF VEHICLE - The subject is to efficiently detect the sticking of changeover valves for realizing a plurality of supercharging modes in a vehicle provided with a plurality of superchargers, and also to realize preferable fail-safe in cases where the sticking is detected. In a vehicle, which is provided with: a primary turbo and a secondary turbo, each of which is of an exhaust driven type; an exhaust changeover valve and an intake changeover valve, which are placed in a secondary exhaust passage and a secondary intake passage corresponding to the secondary turbo, respectively; and an intake bypass valve placed in an intake bypass passage, an ECU sets the opening/closing state of each changeover valve to an opening/closing state corresponding to a twin turbo mode at the time of engine stop, and it uses the drive control of each changeover valve which is necessitated in the transition to a single turbo mode at the engine start, thereby performing the sticking detection of the changeover valve at the same time. | 12-01-2011 |
20120096856 | INTERNAL COMBUSTION ENGINE - An internal combustion engine has at least one cylinder group including a plurality of cylinders and at least one exhaust turbocharger, each cylinder including a plurality of outlet valves for exhaust gas, each outlet valve being assigned an outlet duct which opens into an exhaust manifold and via which the respective exhaust gas, after flowing through the respective outlet valve and outlet duct, can be guided in the direction of an exhaust turbocharger, and first outlet ducts of the cylinders being contoured in the manner of nozzles, and second outlet ducts of the cylinders being contoured in the manner of diffusers. | 04-26-2012 |
20120186249 | TURBOCHARGED RECIPROCATING PISTON ENGINE HAVING A CONNECTED PRESSURE TANK FOR BRIDGING TURBO LAG, AND METHOD FOR OPERATING SAID ENGINE - The present invention relates to a turbo-charged reciprocating piston engine having a combustion chamber, and to a method for operating said engine. The combustion chamber has at least one inlet valve ( | 07-26-2012 |
20120204561 | KIT FOR PRODUCING AUTOMOBILES WITH DIFFERENT ENGINE VARIANTS - A kit for producing automobiles having different engine variants of auto-ignition internal combustion engines, each engine having two cylinder banks arranged in a V-shape, and components of a turbocharging and/or exhaust gas system is described. All internal combustion engines have mounting elements enabling installation of the components of the turbocharging and/or exhaust gas system in an identical relative position with respect to the internal combustion. Identical or modularized parts can then be used for the turbocharging and/or exhaust gas systems for all engine variants which can be mounted in the same sequential order. Automobiles having different engine variants can thus be manufactured with particularly low inventory and assembly costs. | 08-16-2012 |
20120227400 | METHOD AND SYSTEM FOR IMPROVING EFFICIENCY OF MULTISTAGE TURBOCHARGER - A turbine system for a multistage turbocharger and a method for utilizing the same are disclosed. The turbine system includes a high pressure turbine having an inlet for receiving a flow of fluid, and an outlet for passing the flow on extraction of work from the high pressure turbine. The system further includes a low pressure turbine, having an inlet for receiving a flow of fluid from the high pressure turbine. A diffuser connects the outlet of the high pressure turbine and the inlet of the low pressure turbine. The system also includes a bypass channel for bypassing a portion of the flow around the high pressure turbine, from upstream of the high pressure turbine to downstream of the high pressure turbine. The system includes an injector to input the bypass flow in the diffuser in a manner to reduce flow separation in the diffuser. | 09-13-2012 |
20120279219 | COMBUSTION ENGINE AND MOTOR VEHICLE - A combustion engine includes a first turbocharger that compresses charge air in a first compressor stage and a second turbocharger that further compresses the air compressed in the first turbocharger and that feeds the further compressed air to the combustion engine. A charge air cooler is disposed between the first and the second turbocharger and is configured to cool the air compressed by the first turbocharger. | 11-08-2012 |
20120317979 | ARRANGEMENT OF TWO INDEPENDENTLY OPERATED TURBOCHARGERS FOR A COMBUSTION ENGINE, AND METHOD OF OPERATING THE TWO TURBOCHARGERS - A combustion engine includes two turbochargers which operate independently from one another. Each of the turbochargers is supplied with air via a clean-air pipe with the assistance of a clean-air filter. A device provides pressure equalization between air in the clean-air pipe of one of the turbochargers and the clean-air pipe of the other one of the turbochargers. | 12-20-2012 |
20130067917 | SYSTEMS AND APPARATUS FOR TRANSFERRING FLUID FLOW - Various apparatuses and systems are provided for a turbocharger. In one example, the turbocharger system includes a first turbine having an exhaust flow outlet and a second turbine having an exhaust flow inlet. The turbocharger system further includes a transition conduit fluidically coupling the outlet of the first turbine to the inlet of the second turbine, the transition conduit including an expansion region upstream of a first bend, and a bypass which routes exhaust flow around the first turbine, the bypass having an exhaust flow outlet fluidically coupled to the transition conduit downstream of the expansion region. | 03-21-2013 |
20130167528 | INTERNAL COMBUSTION ENGINE HAVING AN EXHAUST-GAS AND CHARGE-AIR GUIDANCE ARRANGEMENT - An internal combustion engine has first and second non-deactivatable cylinder banks. Each cylinder bank is assigned exhaust lines which extend from exhaust manifolds. First and second exhaust-gas turbocharger in the exhaust line are assigned to the first and second cylinders, respectively. A first catalytic converter in the first exhaust line contains the first exhaust-gas turbocharger, and is arranged downstream of the first exhaust-gas turbocharger as viewed in the flow direction of the exhaust gas of the first cylinder bank. A second catalytic converter in the second exhaust line contains the second exhaust-gas turbocharger, and is arranged downstream of the second exhaust-gas turbocharger as viewed in the flow direction of the exhaust gas of the second cylinder bank. A flow transfer line is arranged between the first and the second exhaust line, and a first control element, by an exhaust-gas mass flow passing through the flow transfer line can be regulated. | 07-04-2013 |
20140026565 | SYSTEMS AND METHODS FOR ROUTING EXHAUST - Various systems and methods are provided for routing exhaust from an engine. In one example, a system includes a high pressure turbine and a low pressure turbine. The system further includes a first passage for routing exhaust from a first subset of cylinders, bypassing the high pressure turbine, to upstream of the low pressure turbine in an exhaust passage of the engine, and a second passage for routing exhaust from a second, different, subset of cylinders to upstream of the high pressure turbine. | 01-30-2014 |
20140116043 | DRIVE TRAIN, IN PARTICULAR VEHICLE DRIVE TRAIN - A drive train having an internal combustion engine which includes an output shaft feeding drive power into the drive train. A first turbo charger includes a first exhaust-gas turbine arranged in an exhaust-gas flow and mounted rotatably in a turbine housing that drives a first fresh-air compressor via a first turbine shaft. A turbo-compound system includes a power turbine arranged in the exhaust-gas flow and can be drive connected via a power turbine shaft to the output shaft, with the power turbine shaft mounted rotatably in a power turbine housing and extending parallel to the turbine shaft. The turbine housing and power turbine housing can be supported in or on or integrated into a transmission housing. The first turbocharger is arranged radially outside the turbo-compound system. The first turbocharger and turbo-compound system are arranged on a common side or on different and adjoining or opposite sides of the transmission housing. | 05-01-2014 |
20140130496 | MULTISTAGE TURBOCHARGING SYSTEM - A multistage turbocharging system ( | 05-15-2014 |
20140165561 | Supercharger Turbocharger Bypass Back Draft Inlet Damper for Series Operation - A damper system for placement between a supercharger and a turbocharger. The damper is located in a plenum placed within the air path from the supercharger to the turbocharger. If the plenum is under positive pressure from the supercharger, the damper seals shut against the plenum, allowing the supercharger to build positive boost pressure to the turbocharger. The damper is designed to stay closed until the plenum experiences a slightly negative pressure. The damper then opens to expose the turbocharger inlet to atmospheric pressure. This allows the turbocharger to intake the airflow from the smaller supercharger, but also to intake additional airflow from the ambient air at atmospheric pressure. The damper allows an engine to take advantage of the low RPM and low load performance and efficiency of smaller superchargers and the performance and efficiency of larger turbochargers under higher load and higher exhaust mass flow rate. | 06-19-2014 |
20140182289 | TURBOCHARGER SYSTEM - A turbocharger system includes: an engine including a first cylinder head constituting a first bank and a second cylinder head constituting a second bank; a center turbocharger formed between the first bank and the second bank, and connected to exhaust and intake manifolds of the first and second banks; a first turbocharger connected to the other exhaust and intake manifolds of the first bank; and a second turbocharger connected to the other exhaust and intake manifolds of the second bank. | 07-03-2014 |
20140182290 | MULTI-STAGE TURBOCHARGED ENGINE - An exhaust casing for use with a turbocharger includes a hollow body that has two mutually opposed large walls, which extend along first and second major dimensions of the hollow body and are spaced apart by a minor dimension of the hollow body, the hollow body defining a plenum and an inlet nozzle opening into the plenum along the minor dimension of the hollow body. The casing further includes an outlet nozzle opening from the plenum along one of the major dimensions of the hollow body. | 07-03-2014 |
20140190164 | HIGH PRESSURE TURBINE INLET DUCT AND ENGINE - A duct for connection between an exhaust manifold and a high-pressure turbine inlet include a cylindrical duct body defining a longitudinal axis. A frustoconical outlet nozzle connected at one end of the duct body and extending at about eighty-five degrees from the longitudinal axis. The duct further includes an inlet bell connected at the other end of the duct body and extending at about fifty degrees from the longitudinal axis. | 07-10-2014 |
20140352300 | TURBOCHARGED ENGINE EMPLOYING CYLINDER DEACTIVATION - An engine assembly includes an intake assembly, a spark-ignited internal combustion engine, and an exhaust assembly, and a turbocharger. The internal combustion engine is coupled with the intake assembly and defines a plurality of cylinders that are configured to combust a fuel. A subset of the cylinders are configured to selectively deactivate to stop combusting fuel while others continue combustion. The turbocharger includes a dual-inlet compressor in fluid communication with the intake assembly and a dual-scroll turbine in fluid communication with the exhaust assembly. The dual-inlet compressor and dual-scroll turbine are operatively connected through a shaft. | 12-04-2014 |
20140373533 | ENERGY RECOVERY AND COOLING SYSTEM FOR HYBRID MACHINE POWERTRAIN - An energy recovery and cooling system for a hybrid machine is disclosed. The energy recovery and cooling system can include at least one circuit including at least one pump, at least one condenser, and at least one turbine, as well as a first flow path and a second flow path. The first flow path can be connected in fluid communication with the at least one pump, the at least one condenser, and the at least one turbine. The first flow path can additionally be in thermal communication with at least one internal combustion energy system component of the hybrid machine. The second flow path can be connected in fluid communication with the at least one pump, the at least one condenser, and the at least one turbine. The second flow path can additionally be in thermal communication with at least one electrical energy system component of the hybrid machine. | 12-25-2014 |
20150128589 | TURBOCHARGER SYSTEM FOR ADDITIONALLY SUPPLYING COMPRESSED AIR TO INTAKE MANIFOLD - A turbocharger system may include an air storage tank provided in a vehicle so as to supply compressed air to an intake manifold of the vehicle provided with a turbocharger, a compressor connected to the air storage tank to supply compressed air to the air storage tank, and a compressed air guidance device connected to the air storage tank and provided in the intake manifold to guide mixing of the compressed air of the air storage tank with introduced atmospheric air. | 05-14-2015 |
20160003131 | MULTI-STAGE TURBOCHARGER SYSTEM - A turbocharger system comprises a first relatively small high-pressure (HP) turbocharger ( | 01-07-2016 |
20160032824 | Exhaust Layout With Accompanying Firing Sequence For Two-Stroke Cycle, Inline, Opposed-Piston Engines - An opposed-piston engine includes an inline cylinder block with an open exhaust chamber that contains all of the engine's exhaust ports. Exhaust outlets open from the exhaust chamber through opposing sides of the cylinder block. A turbocharger is positioned on each side of the cylinder block and has an inlet closely coupled with a respective exhaust outlet. The exhaust chamber is divided into separate collector sections, each collector section containing the exhaust ports of one or more cylinders, and each turbocharger has a first inlet closely coupled with a first collector section and a second inlet closely coupled with a second collector section. The engine has a cylinder firing sequence which alternates between the cylinders in the first and second collector sections. | 02-04-2016 |
20160040574 | ARRANGEMENT FOR PROVIDING AN AFTERTREATMENT DEVICE HOUSING WITH AIR - An arrangement for providing an aftertreatment device housing with air comprises a combustion air intake ( | 02-11-2016 |
20160040590 | SUPERCHARGED INTERNAL COMBUSTION ENGINE WITH MIXED-FLOW TURBINE - The disclosure relates to a supercharged internal combustion with a mixed flow turbine. In one example, a system comprises a mixed-flow turbine having a turbine shaft coupled to a compressor, a plurality of guide vanes arranged in an inlet of the mixed-flow turbine, a plurality of bevel wheels each coupled to a respective guide vane via a respective guide vane shaft, a pinion wheel with a plurality of teeth to mesh with the plurality of bevel wheels, and a pinion drive coupled to one of the bevel wheels. | 02-11-2016 |
20160102605 | AERODIESEL ENGINE - The present invention is an aero engine that is provided with compression combustion and weighs less than 725 lbs. The present invention is further a method of forming the aero engine. | 04-14-2016 |
20160131014 | CATALYTIC CONVERTER DEVICE FOR A STATIONARY INTERNAL COMBUSTION ENGINE - A catalytic converter device for a stationary internal combustion engine comprising:
| 05-12-2016 |
20160138490 | METHOD AND CONTROL DEVICE FOR OPERATING AN INTERNAL COMBUSTION ENGINE - A method is provided for operating an internal combustion engine ( | 05-19-2016 |
20160138491 | METHOD AND CONTROL DEVICE FOR OPERATING AN INTERNAL COMBUSTION ENGINE - A method for operating an internal combustion engine ( | 05-19-2016 |
20160160717 | SILENCER FOR AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE - A silencer for an internal combustion engine of a motor vehicle having a turbocharger and a charge air cooler is provided. The silencer includes a turbocharger module with a passage duct. An inlet interface is fastened to an outlet connector of the turbocharger of the internal combustion engine. An outlet interface of the turbocharger module is fastened one or more modules configured as a resonator module and/or a charge air cooler module. An outlet interface of the module most remote from the outlet connector of the turbocharger is fastened to an inlet interface of a feed line for the charge air cooler of the internal combustion engine. | 06-09-2016 |
20160252009 | Engine Turbo-Compounding System | 09-01-2016 |
20180023455 | MULTI-STAGE EXHAUST TURBOCHARGER SYSTEM | 01-25-2018 |
20180023458 | ENGINE SYSTEM | 01-25-2018 |
20180023464 | EXHAUST-FLOW-RATE CONTROL VALVE, AND TWO-STAGE SUPERCHARGING SYSTEM PROVIDED WITH SAME | 01-25-2018 |