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7621127 |
Method for manually controlling a turbocharger
A method and a system for manually controlling a turbocharger is disclosed. The method includes steps for selecting a minimum boost pressure and a maximum boost pressure. The method also includes...
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7614231 |
Method and system to operate diesel engine using real time six dimensional empirical diesel exhaust pressure model
A method to estimate real-time exhaust pressure in a compression ignition engine with variable geometry turbocharger and an EGR by adding the turbocharger RPM, the engine RPM, EGR value position...
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7614230 |
Method and control unit for variable turbocharger turbine flow cross-section control
A method is used for activating an actuator to set a turbine flow cross-section of a motor vehicle turbocharger of a gasoline engine in the event of a change of the load of the engine from a...
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7614229 |
Control system for supercharged internal combustion engine
A control system for a supercharged internal combustion engine provided with a main exhaust passage ( 20 ) extending through a turbocharger turbine ( 21 ) and further through a catalyst ( 23, 24 )...
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7607302 |
Automotive turbocharger systems
A turbocharger system comprising first and second turbochargers, configured in series, where the turbochargers hand over control from one turbocharger to the other, which incorporates switching...
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7603859 |
Method and control device for a turbocharger having a variable turbine flow cross section
An actual value of a turbine flow cross section of a turbocharger of an internal combustion engine in a motor vehicle is set for a change in the load on the internal combustion engine from a larger...
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7600379 |
Exhaust gas turbocharger for an internal combustion engine
In an exhaust gas turbocharger for an internal combustion engine including an exhaust gas turbine in the exhaust line and a compressor in the intake tract of the internal combustion engine, and the...
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7591135 |
Method and system for using a measure of fueling rate in the air side control of an engine
Methods and systems for using a measure of fueling rate in the air side control of an engine. By using a measure of the fueling rate, the air side control may, for example, anticipate the future...
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7581394 |
Variable nozzle device for a turbocharger
A nozzle device for a turbine of a turbocharger according to the present invention comprises variable annular nozzle ( 2 ) defined between an inboard wall ( 3 ) and an outboard wall ( 4 ), wherein...
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7574862 |
Turbo charger unit comprising double entry turbine
A turbocharger unit for a multicylinder internal combustion engine has at least two exhaust lines for the evacuation of exhaust gases from the combustion chamber of the engine and at least one...
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7565895 |
Method and system of controlling swirl control valve
A method and system of controlling a swirl control valve includes determining whether a current condition is in Tip Out by detecting positions of VGT vanes and an EGR valve, fully opening the swirl...
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7565237 |
Control of in-cylinder conditions of an internal combustion engine operating with multiple combustion modes
A method of controlling a diesel engine that is capable of multiple combustion modes and equipped with a turbocharger and EGR loop. The control method avoids a singularity condition inherent in...
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7562529 |
Internal combustion engine having an exhaust gas turbocharger and an exhaust gas recirculation system
In a supercharged internal combustion engine having an intake duct and an exhaust gas recirculation system and comprising an exhaust gas turbine with two separate flow passages of different flow...
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7562528 |
Low-restriction turbine outlet housing
A low-restriction turbine outlet device ( 200 ) includes a housing ( 202 ) having an internal volume ( 208 ). The internal volume ( 208 ) includes an inlet transition portion ( 230 ) and an outlet...
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7562527 |
Internal combustion engine with a supercharger
In an internal combustion engine with a supercharger, there is provided a technique capable of quickly raising supercharging pressure. In the internal combustion engine with a supercharger which...
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7561956 |
Method for controlling boost pressure in an internal combustion engine
Method for controlling boost pressure in an internal combustion engine, using a boost pressure control device by means of which from the control deviation between a setpoint boost pressure and an...
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7559199 |
Variable-nozzle cartridge for a turbocharger
A variable-nozzle turbocharger includes a cartridge containing a variable vane mechanism connected between the center housing and the turbine housing. The cartridge comprises an annular nozzle ring...
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7555903 |
Tire pressure regulating system
The invention relates to a system for regulating the pressure of tires mounted on a vehicle. The vehicle has an engine with a turbocharger which is a compressed air source for the pressure...
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7552722 |
Exhaust gas recirculator devices
Embodiments of an exhaust gas recirculation (EGR) device comprise a mixing pipe having an air inlet port and an outlet port disposed at opposite ends of the mixing pipe, and an exhaust inlet port...
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7552588 |
System and method for HCCI temperature control
A system, comprising of an internal combustion engine having a combustion chamber with a piston located therein, an intake passage coupled to the combustion chamber, wherein the intake passage...
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7542842 |
Method for controlling combustion in an internal combustion engine and predicting performance and emissions
This disclosure teaches a method of controlling a direct injection internal combustion engine and predicting the behavior of a direct injection internal combustion engine. An estimation of initial...
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7540150 |
Internal combustion engine having two exhaust gas turbocharger
In an internal combustion engine provided with two exhaust gas turbochargers which each comprise a turbine in an exhaust line and one compressor in an intake section of the engine, two exhaust...
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7540148 |
Method and device for operating at least one turbocharger on an internal combustion engine
A method and a device for operating at least one supercharger of an internal combustion engine is described, the actuating signal for at least one actuating element of the supercharger (waste gate...
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7533529 |
Turbocharger and vane support ring for it
A turbocharger comprising a turbine housing where at least one supply channel supplies an exhaust gas. The exhaust gas is fed through a guide grid that forms passages of variable cross-section...
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7530228 |
Integrated turbocharger lubricant filter system
An exemplary center housing for a turbocharger includes a lubricant control valve that includes a stem seated at least partially in the center housing where the stem has one or more orifices for...
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7523736 |
Device for increasing the braking power of a multi-cylinder internal combustion engine of a vehicle during an engine braking operation
A device for increasing the braking power of a multi-cylinder internal combustion engine of a vehicle during engine braking operation includes a turbo supercharger and an exhaust gas turbine for...
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7516618 |
Engine air supply control method which is intended, for example, for the control of a turbocharged engine
An engine air supply control method relating to a turbocharged engine including an intake manifold ( 20 ) which is disposed downstream of the compressor of the turbocharger ( 14 ) and an exhaust...
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7513114 |
Exhaust gas turbocharger for a reciprocating internal combustion engine and corresponding reciprocating internal combustion engine
In an exhaust gas turbocharger for a reciprocating internal combustion engine comprising an exhaust gas turbine in the exhaust line and a compressor in the inlet line of the engine, the exhaust gas...
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7509804 |
Turbocharger with variable nozzle
A turbocharger with a variable nozzle has a turbine impeller, a compressor impeller, a shaft coupling the turbine impeller and the compressor impeller, a bearing housing rotatably supporting the...
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7509803 |
Method and device for controlling the speed of rotation of a turbosupercharger in an internal-combustion engine
Device for controlling the speed of a turbosupercharger in an internal-combustion engine comprising: a compressor, a turbine, a wastegate valve; the control device comprising: a calculating unit,...
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7500363 |
Failure detecting device for supercharging-pressure control means in supercharging device of engine
When an engine load QC is equal to or larger than a predetermined value, an acceleration-state determiner determines that a turbine is in an acceleration state, and a...
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7490470 |
Method for manufacturing variable-throat exhaust turbocharger and constituent members of nozzle throat area varying mechanism
An exhaust turbocharger equipped with a nozzle throat area varying mechanism can be provided in which brazing welding is achieved with a small number of man-hour and at low cost, and which is...
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7487639 |
Method and control device for controlling a turbocharger having a turbine-side charging pressure control and a circulating-air valve
A method is introduced for controlling a turbocharger that generates a charging pressure in an intake plenum. The charging pressure is controlled on the turbine side, and the turbocharger has a...
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7484367 |
Defect determining device for turbo charger
An ECU (electronic control unit) determines whether a turbo charger is defective or not based on degree of deviation between a target boost pressure Pimtrg and an actual boost pressure Pim of the...
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7481056 |
Turbocharger with adjustable throat
An exhaust gas turbocharger for an internal combustion engine has a flow control gate that is timely pivotal and located within the exhaust gas inlet downstream of the flow splitter. Control is...
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7478533 |
Engine system with a supercharger
An engine system includes a compressor system which is at least partially driven by an electric motor, and a turbine system. The system includes a detector for detecting an actual supercharging...
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7475540 |
Variable geometry turbine
A variable geometry turbine has an annular inlet passageway defined between a radial wall of a moveable wall member and a facing wall of the turbine housing. The moveable wall member is mounted...
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7463969 |
Control device and control method for engine
An estimated quantity of soot deposited near a movable part of a variable capacity mechanism and an estimated quantity of soot burnt off therefrom are determined in advance in accordance with...
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7461629 |
Exhaust brake control system
A control system for an exhaust brake which operates to impede exhaust flow from a turbocharged combustion engine when the engine throttle is closed. The control system includes means for delaying...
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7461508 |
Method and device for regulating the charge pressure of an internal combustion engine
A method and a device are provided for regulating the charge pressure of an internal combustion engine having at least two exhaust gas turbochargers that set a target charge pressure rapidly and...
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7458764 |
Nozzle device for a turbocharger and associated control method
A variable nozzle device for a turbocharger comprises an annular arrangement of vanes disposed in a nozzle formed between an inner wall and an outer wall, the outer wall being constituted by an...
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7458249 |
Method and device for operating an internal combustion engine
A method and a device for operating an internal combustion engine which allow monitoring of errors during combustion without using a pressure sensor are provided. The internal combustion engine...
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7448205 |
Exhaust gas purifying device and exhaust gas purifying method in internal combustion engine
Catalysts are respectively provided in a plurality of parallel exhaust paths of an internal combustion engine. A flow rate adjusting section adjusts a flow rate of an exhaust gas discharged from a...
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7444814 |
Internal combustion engine having a compressor in the induction system and method for this
In an internal combustion engine having a compressor in its induction system which has a compressor wheel rotatably mounted in an intake duct combustion air compressor, whereby the combustion air...
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7437874 |
System and method for backpressure compensation for controlling exhaust gas particulate emissions
A method for controlling exhaust gas particulate emissions from a compression ignition internal combustion engine having a variable geometry turbocharger (VGT) includes the steps of determining...
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7434399 |
Supercharging pressure controller for engine
A supercharging pressure controller of an internal combustion engine estimates time to execute a process of bringing power supplied to an assist motor to zero based on delay characteristics of...
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7434398 |
Method for braking with an internal combustion engine having a variable turbo unit
Method for controlling the braking effect during engine braking in an internal combustion engine ( 10 ) having an exhaust turbocharger unit ( 16 ) with adjustable guide blades for controlling the...
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7434397 |
Control apparatus for internal combustion engine and control method for the same
An engine includes a throttle valve provided to an intake passage and a turbocharger, which includes an exhaust turbine and an intake compressor. The intake compressor is arranged in the intake...
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7428814 |
Turbine assemblies and related systems for use with turbochargers
A turbocharger turbine housing with at least two volutes utilizing multiple nozzle rings to optimize the turbocharger's proficiency per application, and a valve to control the exhaust flow to...
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7428813 |
Internal combustion engine comprising an exhaust gas turbocharger
In an internal combustion engine having an exhaust gas turbocharger with an exhaust gas inlet structure including two exhaust gas flow passages in communication with two exhaust ducts via a rotary...
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