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US20110100000 VARIABLE GEOMETRY TURBINE  
A variable geometry turbine comprises a turbine wheel supported in a housing for rotation about a turbine axis. The housing defines an annular inlet passage around an inducer portion of the...
US20130263589 TURBOCHARGER WASTE GATE  
A method for operating turbocharger waste gate is disclosed. In one example, the method operates the waste gate synchronous with engine operation. The approach may reduce turbocharger lag and...
US20130340426 EXHAUST-GAS TURBOCHARGER HAVING A WATER-COOLED TURBINE HOUSING WITH AN INTEGRATED ELECTRIC WASTEGATE ACTUATOR  
An exhaust-gas turbocharger includes a turbine housing and a wastegate which is disposed in the turbine housing. The turbine housing is water-cooled. An electric wastegate actuator is an...
US20140053550 TWIN SCROLL TURBOCHARGER WITH EGR TAKEOFFS  
Systems and methods for operating a twin scroll turbocharged engine with a junction configured to selectively control exhaust gas delivery to an exhaust gas recirculation system and a twin scroll...
US20110302917 TWIN SCROLL TURBOCHARGER WITH EGR TAKEOFFS  
Systems and methods for operating a twin scroll turbocharged engine with a junction configured to selectively control exhaust gas delivery to an exhaust gas recirculation system and a twin scroll...
US20110079008 Strategy For Control Of Recirculated Exhaust Gas To Null Turbocharger Boost Error  
A method for coordinating control of exhaust gas recirculation (18) in a turbocharged internal combustion engine (10) with control of engine boost. When actual boost deviates from a desired boost...
US20110011085 VARIABLE GEOMETRY TURBINE WITH WASTEGATE  
A variable geometry turbine comprises a turbine wheel (5) supported in a housing for rotation about a turbine axis with an annular inlet passageway (9) defined between a radial face of a nozzle...
US20130247561 TURBOCHARGER SYSTEM HAVING A SHARED BYPASS CONDUIT AND WASTEGATE  
A turbocharger system is provided. The turbocharger system may include a first turbocharger including a first turbine in fluidic communication with a first cylinder, a second turbocharger...
US20130104539 TURBINE FOR AND EXHAUST GAS TURBOCHARGER  
In a turbine for an exhaust gas turbocharger of an internal combustion engine comprising a turbine housing part, which has at least two spiral channels with respective inlets through which exhaust...
US20120255297 TURBINE FOR AN EXHAUST TURBOCHARGER, EXHAUST TURBOCHARGER, MOTOR VEHICLE AND METHOD FOR OPERATING AN EXHAUST TURBOCHARGER  
A turbine for an exhaust turbocharger, in particular for a motor vehicle, has a turbine flap which controls an exhaust volume flowing through the turbine. A wastegate valve directs exhaust past...
US20130186085 EXHAUST-GAS TURBOCHARGER WITH A BYPASS VALVE  
An exhaust-gas turbocharger is embodied with a bypass valve which is disposed in a bypass duct of a turbine between an exhaust-gas pressure line and an outlet cross section of the turbine of the...
US20130186086 ARRANGEMENT FOR INJECTING A REDUCTANT INTO AN EXHAUST LINE OF AN INTERNAL COMBUSTION ENGINE  
An arrangement for injecting a reducing agent into an exhaust line of a combustion engine (1). An exhaust line (3) leads exhaust gases from the engine. A first turbine (4) is in the exhaust line...
US20120124992 FLUID HANDLING SYSTEM HAVING DEDICATED EGR TURBO-GENERATOR  
A fluid handling system for a use with an engine is provided. The fluid-handling system may have a first turbine connected to receive a portion of an exhaust flow from the engine, a first...
US20140026560 RELIEF VALVE  
A relief valve for turbines of exhaust turbochargers. Hot exhaust gas flows against this type of relief valves and the relief valves heat up significantly. Sensitive components such as the springs...
US20140165557 EMISSIONS REDUCTIONS THROUGH REGENT RELEASE CONTROL  
One embodiment is a method including determining whether an ammonia storage device has a stored quantity of ammonia, predicting an impending ammonia release from the ammonia storage device,...
US20150152814 RELIEF VALVE FOR ENGINE WITH TURBOCHARGER  
When a cover 18 closes an opening end surface 11d of a boss 11, an annular piece 18a moves close to an annular groove 20 to form a labyrinth structure, and thus a flow path for turbocharged air...
US20150000271 TURBOCHARGER  
A turbocharger includes: a turbine housing which houses a turbine impeller; an introduction hole provided in the turbine housing and configured to guide an exhaust gas, which flows into the...
US20140182284 DIESEL ENGINE AND TRANSVERSE TURBOCHARGER  
A turbocharger is mounted on a diesel engine (e.g., a marine diesel engine), with the turbocharger's turbine axis transverse to a crankshaft axis of the engine.
US20110283695 METHOD FOR MAXIMIZING TRANSIENT VARIABLE GEOMETRY TURBINE RESPONSE IN AN INTERNAL COMBUSTION ENGINE  
A method of operating a variable geometry turbine (VTG) during transient operations for maximum response by determining the VTG area at the balance condition of the pressure ratio and efficiency...
US20120124993 ELECTRIC WASTE GATE ACTUATOR FOR TURBOCHARGER  
Provided is an electric waste gate actuator for a turbocharger, in which the inside of a housing is divided into an upper portion and a lower portion to thereby prevent foreign particles generated...
US20090301084 Air Control System for Charge Control of Engine and Method Thereof  
An air control system for charge control of an engine and a method thereof. An air cut-off valve is installed between an air tank supplying compressed air and a wastegate control valve adjusting...
US20140041380 MULTI-STAGED WASTEGATE  
Embodiments for controlling boost pressure are provided. In one example, a method of controlling a turbocharger of an engine via a multi-staged wastegate comprises during a first condition,...
US20110099998 TURBINE ASSEMBLY FOR A TURBOCHARGER, HAVING TWO ASYMMETRIC VOLUTES THAT ARE SEQUENTIALLY ACTIVATED, AND ASSOCIATED METHOD  
A turbine assembly for an exhaust gas turbocharger has separate first and second volutes that are sequentially activated via a valve that receives exhaust gases from an engine. In a first position...
US20130098032 METHOD AND SYSTEM FOR REDUCING TURBOCHARGER NOISE DURING COLD START  
An approach for controlling a turbocharger bypass valve is disclosed. In one example, the turbocharger bypass valve is opened during engine cold start conditions to reduce turbocharger speed. The...
US20130000298 Exhaust gas recirculation valve for internal combustion engine  
An exhaust gas recirculation valve is configured as a butterfly valve and includes a body with a generally uniform diameter bore therethrough. A generally circular plate is mounted within the bore...
US20140298800 EXHAUST LEAKAGE MANAGEMENT  
Embodiments may provide an exhaust gas management arrangement for an engine. The exhaust gas management arrangement may include a port disposed to capture an exhaust gas leaked from a movable...
US20110225967 TURBOCHARGER CONTROL  
Various systems and methods for controlling a turbocharger of an engine via a wastegate are described. In one example, the wastegate is adjusted according to a difference between the boost...
US20140041381 METHOD FOR DISCHARGING CONDENSATE FROM A TURBOCHARGER ARRANGEMENT  
Methods and systems are provided for discharging condensate from a turbocharger arrangement of an internal combustion engine. Specifically, in on example, condensate may be drained from a...
US20110296831 Approach for Identifying and Responding to an Unresponsive Wastegate in a Twin Turbocharged Engine  
An engine system for a vehicle is provided, comprising an internal combustion engine including an exhaust system; a first turbine including a first wastegate and arranged along a first branch of...
US20130125542 EXHAUST HEATING APPARATUS FOR INTERNAL COMBUSTION ENGINE AND CONTROL METHOD FOR THE SAME  
An exhaust heating apparatus (37) according to the present invention, for heating exhaust being led to an exhaust emission purifier (30) from an internal combustion engine (10) in which a first...
US20110314807 TURBOCHARGER CONTROL  
Various systems and methods for controlling a turbocharger of an engine via a wastegate are described. In one example, actuation of the wastegate is limited when outside a range, the limits of the...
US20150059337 WASTEGATE VALVE CONTROL FOR DEGRADED MEASUREMENT  
Various systems and methods are provided for controlling a wastegate in the presence of a degraded wastegate valve sensor. In one example, responsive to feedback from a wastegate valve sensor...
US20130333379 ACTUATING DEVICE FOR AN EXHAUST FLAP  
An actuating device includes an exhaust flap of a supercharging pressure control of turbocharged internal combustion engines. The exhaust flap is arranged pivotably in an exhaust pipe, in...
US20140053549 Four-Way Exhaust Gas Valve  
A four-way exhaust gas valve has a permanent inlet, a permanent outlet, a selectable inlet, a selectable outlet and a pivotable valve flap. The pivotable valve flap is arranged for switching...
US20140360178 METHOD FOR DETERMINING WASTEGATE VALVE LIFT  
Various systems and methods for determining the lift of a wastegate valve are provided. For example, a method comprises determining a relation between an actuator position and a lift of a...
US20110005222 EXHAUST-BYPASS VALVE OF TURBOCHARGER  
An exhaust-bypass valve capable of reducing wear of a rotating shaft to prevent controllability from deteriorating is provided. An exhaust-bypass valve (1) of a turbocharger includes a shunting...
US20100300089 METHOD FOR REDUCING DIESEL ENGINE EMISSIONS, AND DIESEL ENGINE  
A method for controlling emissions during low-load diesel engine operation is provided. The engine includes at least one piston movable in a cylinder between a top dead center and a bottom dead...
US20100037856 EXHAUST SYSTEM FOR ENGINE BRAKING  
An engine braking system includes a turbocharger having a turbine and a compressor. An exhaust manifold includes a first pipe for channeling a first portion of the engine exhaust and a second pipe...
US20110000209 TURBOCHARGER COMPRISING AN ACTUATOR FOR OPENING AND CLOSING A WASTEGATE DUCT  
A turbocharger has a wastegate duct that can be opened and closed by way of an actuator. The actuator encompasses a closing element that can be pivoted into the wastegate duct to close the same....
US20150096295 SYSTEM AND METHOD FOR ESTIMATING A TURBINE OUTLET TEMPERATURE OR A TURBINE INLET TEMPERATURE BASED ON A WASTEGATE COMMAND  
A system according to the principles of the present disclosure includes a boost control module and a temperature estimation module. The boost control module generates a wastegate command signal to...
US20110247326 Waste Exhaust Energy Recovery from an Engine  
An aspect encompasses an engine system wherein a turbocharger is coupled to an internal combustion engine to receive exhaust from the engine and to provide compressed air for combustion to the...
US20090107141 SYSTEM FOR RECIRCULATING THE EXHAUST OF A TURBOMACHINE  
A portion of the exhaust generated by a turbomachine is recirculated through an inlet portion by an exhaust gas recirculation system. The system reduces the level of harmful constituents within...
US20100077982 ACTIVE AIR CONTROL  
An air-balanced engine assembly is configured to operate efficiently while producing a reduced level of harmful emissions. The engine assembly includes a two-stroke internal combustion engine with...
US20100293943 EXHAUST POWER TURBINE DRIVEN EGR PUMP FOR DIESEL ENGINES  
A power plant includes an engine configured to receive charge air and produce exhaust. A first turbo machine is configured to be driven by the exhaust and drive a compressor that receives air. The...
US20110289914 UPSTREAM EGR RESTRICTION  
A power system comprising an engine that produces exhaust and includes an exhaust gas recirculation (EGR) system. The EGR system includes an EGR conduit routing an exhaust flow back to the engine,...
US20070180824 CONTROL OF SUPERCHARGED ENGINE WITH VARIABLE GEOMETRY TURBOCHARGER AND ELECTRIC SUPERCHARGER  
There is provided a method of controlling an engine system comprising an internal combustion engine, a supercharging system having at least one supercharger to boost intake air to the internal...
US20060260308 Toroidal intersecting vane gas management system  
The invention relates to the discovery that employing a toroidal intersecting vane machine (TIVM) within the internal combustion engine provides substantial improvements in controlling pressure,...
US20090077965 Approach for Identifying and Responding to an Unresponsive Wastegate in a Twin Turbocharged Engine  
As one example, an engine system for a vehicle is provided, comprising an internal combustion engine including an air intake system and an exhaust system; a first turbocharger including a first...
US20150159543 ENGINE SYSTEM HAVING ALUMINUM TURBINE HOUSING  
An engine system may include an intake route control valve installed on a first intake line supplying outdoor air to an intake manifold; a second intake line bypassing the first intake route...
US20150000270 Turbocharger With Bypass Valve Providing Complete Bypass Of The Turbine For Improved Catalyst Light-Off  
A turbocharger includes a turbine housing defining an exhaust gas inlet, and an exhaust gas exit. The turbine housing is integrated with a housing for a 3-way valve defining a primary...