Matches 1 - 50 out of 423 1 2 3 4 5 6 7 8 9 >


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US20140230800 AIR TURBINE DRIVEN EGR PUMP FOR DIESEL ENGINES  
A power plant is provided and may include an exhaust gas recirculation passage and a turbo machine having a first turbine rotationally coupled to a pump. The first turbine may include an expanded...
US20150057910 METHODS AND SYSTEMS FOR INDICATING WATER AT AN OXYGEN SENSOR BASED ON SENSOR HEATER POWER CONSUMPTION  
Methods and systems are provided for indicating water at an oxygen sensor based on power consumption of a heating element of the oxygen sensor. In one example, water may be indicated at an oxygen...
US20140041643 COOLER SYSTEM FOR VEHICLE  
An integrated cooler system for a vehicle includes an Exhaust Gas Recirculation cooler, an oiler cooler, a cooling water line configured to selectively transfer the cooling water directly to the...
US20140116404 Power System Comprising A Condensation Injection System  
Disclosed is a power system comprising a condensation injection system positioned downstream of an EGR cooler. The condensation injection system comprises a condensation pump and a condensation...
US20150167595 COOLING SYSTEM FOR DIESEL ENGINE HAVING TURBOCHARGER  
A cooling system for a diesel engine having a turbocharger, may include an intercooler which cools compressed air from the turbocharger, an exhaust gas recirculation (EGR) cooler which cools EGR...
US20150053185 MARINE ENGINE  
A marine engine includes a first turbocharger, a first intercooler, a second turbocharger, a second intercooler, an oil filter, and a top cover. The first turbocharger and the second turbocharger...
US20140081558 DIESEL ENGINE WATER IN FUEL SEPARATOR AND RESERVOIR AUTOMATIC DRAIN SYSTEM AND CONTROL STRATEGY  
Methods and systems are provided for draining water separated from diesel fuel into an EGR system. In response to the water volume in the fuel system and EGR flow at pre-determined levels, water...
US20140060503 EGR COOLER CONDITION MODULE AND ASSOCIATED SYSTEM  
An apparatus for determining a condition of an exhaust gas recirculation (EGR) cooler of an internal combustion engine includes a clean EGR cooler module that is configured to estimate the...
US20140102428 CONDENSATE ACCUMULATION MODEL FOR AN ENGINE HEAT EXCHANGER  
Embodiments for controlling condensate in an engine heat exchanger are disclosed. In one example, a method for an engine comprises increasing exhaust gas recirculation (EGR) flow responsive to...
US20110100001 Exhaust Gas Recirculation Butterfly Valve  
An exhaust gas recirculation system includes a butterfly valve in which the leak path through the valve is controlled by keeping the clearance between either a shaft of the valve and two bushings...
US20110107983 COOLING SYSTEM FOR INTERNAL COMBUSTION ENGINES  
A cooling system is provided for an internal combustion engine that includes, but is not limited to an engine coolant circuit having a coolant inlet and a coolant outlet, a radiator having an...
US20150059716 EGR COOLER AND EGR COOLER DEVICE USING THE SAME  
An EGR cooler and an EGR cooler device includes a pre-cooler which is located at a central region at which a cooling water chamber of an EGR cooler housing, in which cooling water circulates, is...
US20150075505 DERATE STRATEGY FOR EGR COOLER PROTECTION  
Methods and systems for controlling the conditions of a coolant for the cooler of an exhaust gas recirculation system are disclosed. The system determines coolant pressure at predetermined...
US20110023839 EGR COOLER BYPASS STRATEGY  
A system and method for controlling an engine control an EGR cooler bypass valve to divert at least a portion of EGR flow around an EGR cooler when operating under cooler fouling/plugging...
US20150184946 HEAT EXCHANGER  
A heat exchanger, in particular an exhaust gas cooler or charge air cooler, is provided that includes a plate stack which has a plurality of elongated plate pairs, each set of two interconnected...
US20120312001 LOW PRESSURE EGR SYSTEM AND EXAMINING METHOD FOR EFFICIENCY OF LOW EGR COOLER  
A low pressure exhaust gas recirculation (EGR) cooler efficiency diagnosis method for an EGR system includes measuring speed and load of an engine, setting a difference threshold between model...
US20140150758 EXHAUST GAS RECIRCULATION SYSTEM WITH CONDENSATE REMOVAL  
A system for recirculating exhaust gas includes a cooling subsystem configured to cool the exhaust gas; a condensation removal subsystem; and a temperature adjustment subsystem. The cooling...
US20140352671 METHOD OF REBUILDING AN EGR COOLER  
A method of rebuilding a salvaged EGR coolers is disclosed in which the existing heat exchanger elements are removed from the salvaged stock EGR cooler housing and replaced with a heat exchanger...
US20130087127 Power System Comprising An Air Cooled HT EGR Cooler And LT EGR Cooler  
Disclosed is a power system comprising an internal combustion engine. A fan is associated with the engine and configured for providing an air flow. The power system further comprises an EGR system...
US20100170482 INTEGRATED COVER AND EXHAUST GAS RECIRCULATION COOLER FOR INTERNAL COMBUSTION ENGINE  
An integrated engine cover and exhaust gas recirculation cooler for an internal combustion engine includes a cover for enclosing a portion of an engine and an EGR cooler having a housing formed as...
US20130152909 Diesel-Gasoline Dual Fuel Powered Engine with Fouling Free Clean EGR System  
A fouling free clean EGR system for a diesel-gasoline dual fuel powered engine allows re-circulation of an exhaust gas of a certain cylinder among a plurality of cylinders. The fouling free clean...
US20140209073 EXHAUST SYSTEM HAVING PARALLEL EGR COOLERS  
An exhaust system is disclosed for use with an engine. The exhaust system may have a first exhaust manifold associated with a first plurality of engine cylinders, and a second exhaust manifold...
US20090260604 Three-Pass Heat Exchanger for an EGR System  
The present invention relates to a three-pass heat exchanger for an EGR system, comprising a casing housing at least one cooling chamber for gas circulating through a plurality of pipes and heads...
US20130167813 COOLER ARRANGEMENT  
A cooler arrangement for connection to an exhaust gas manifold or to an exhaust gas outlet of an engine block of an internal combustion machine includes an exhaust gas cooler comprising at least...
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,...
US20130074494 SYSTEM AND METHOD FOR ESTIMATING ENGINE EXHAUST MANIFOLD OPERATING PARAMETERS  
A system and method are provided for estimating an operating parameter of an exhaust manifold of an engine. In the system, a flow value is determined that corresponds to a flow rate of exhaust gas...
US20150101326 METHODS AND SYSTEMS FOR AN OXYGEN SENSOR  
Methods and systems are provided for accurately learning the zero point of an intake gas oxygen sensor during selected idling conditions. The learned zero point is used to infer EGR flow and...
US20110048389 EMG Temp Signal Model Based On EGRC Out Temp For EGR System Anti-Fouling Protection  
An EGR control method to prevent condensation within the EGR system uses a temperature sensor signal from an EGR cooler exhaust gas outlet to model or estimate exhaust manifold gas temperature...
US20140007852 EXHAUST-GAS RECIRCULATION MODULE FOR AN INTERNAL COMBUSTION ENGINE  
An exhaust-gas recirculation module for an internal combustion engine includes an outer housing, an exhaust-gas cooler comprising an inner housing arranged within the outer housing, an exhaust-gas...
US20140034027 EXHAUST GAS RE-CIRCULATION SYSTEM  
A system is provided. The system includes a coolant loop, a pump, and an exhaust gas re-circulation (EGR) cooler. The pump is disposed in the coolant loop. The EGR cooler is fluidly connected to...
US20150101327 METHODS AND SYSTEMS FOR AN OXYGEN SENSOR  
Methods and systems are provided for accurately learning the zero point of an intake gas oxygen sensor during selected engine no-fueling conditions. The learned zero point is used to infer EGR...
US20090139502 EXHAUST GAS RECIRCULATION SYSTEM TECHNICAL FIELD  
An exhaust gas recirculation system having at least one cooler with a housing and at least one valve with a pivotably actuated valve member on an inlet side is characterized in that an actuator...
US20150121848 EXHAUST THROTTLING FOR CABIN HEATING  
Embodiments for heating a vehicle cabin are disclosed. In one example, a method for an engine comprises pumping coolant from a coolant reservoir to an exhaust component and then to a heater core,...
US20150128587 SYSTEM AND METHOD FOR REDUCING ENGINE KNOCK  
A method includes operating a spark ignition engine and flowing low pressure exhaust gas recirculation (EGR) from an exhaust to an inlet of the spark ignition engine. The method includes...
US20080141985 Layered core EGR cooler  
A combustion engine system (10) includes a combustion engine (11), a coolant system (46), an exhaust gas recirculation loop (32), and an exhaust gas cooler (34) connected in the loop (32) to...
US20070028901 Exhaust gas recirculation system for internal combustion engine having superchargers  
A first EGR pipe and a second EGR pipe are merged at a confluent portion. A three-way valve is disposed in the confluent portion to interrupt a communication between the first and the second EGR...
US20090313992 System for Controlling Contaminant Deposition in Exhaust Gas Recirculation Coolers  
A system for controlling contaminant deposition in an exhaust recirculation cooler mounted in a vehicle to allow exhaust gas to recirculate along a gas recirculation path from the exhaust assembly...
US20090277429 SYSTEM, KIT, AND METHOD FOR LOCOMOTIVE EXHAUST GAS RECIRCULATION COOLING  
A system, kit, and service method for exhaust gas recirculation cooling are described. In one example, a removable cooling system for an engine, the engine in a vehicle car body, the system...
US20130000619 EXHAUST GAS RECIRCULATION COOLER  
An exhaust gas recirculation assembly for an engine is disclosed in which an EGR cooler and a bypass passage are combined in a single housing. Two EGR valves are used to control exhaust gas flow...
US20110023843 EXHAUST GAS RECIRCULATION COOLER  
An exhaust gas recirculation assembly for an engine is disclosed in which an EGR cooler 10 and a bypass passage 11 are combined in a single housing 7. Two EGR valves 13, 14 are used to control...
US20140311466 Coolant Inlet Structures for Heat Exchangers for Exhaust Gas Recirculation Systems  
A heat exchanger for an exhaust gas recirculation system is provided, the heat exchanger including a tube core having a plurality of tubes extending from an upstream header of the tube core to a...
US20090113876 INTERNAL COMBUSTION ENGINE EXHAUST GAS SYSTEM  
An internal combustion engine exhaust gas system includes an EGR arrangement adapted to lead a first flow of exhaust gas, the EGR flow, from an outlet side of the engine to an inlet side of the...
US20110259306 HIGH FLOW EGR SYSTEM  
A high flow EGR system for an internal combustion engine having a pair of series connected EGR coolers and a water droplet condensation collector and reservoir connected to the gas flow. The...
US20130213368 EXHAUST GAS HEAT EXCHANGER WITH AN OSCILLATION ATTENUATED BUNDLE OF EXCHANGER TUBES  
A heat exchanger is disclosed for the exhaust gas train of a motor vehicle. The heat exchanger includes a bundle of separately formed exhaust gas carrying exchanger tubes that is disposed in a...
US20140096752 EXHAUST GAS SUPPLY PIPE FOR EGR COOLER OF VEHICLE  
Disclosed is an exhaust gas supply pipe for an EGR cooler of a vehicle, and more particularly, to an exhaust gas supply pipe for an EGR cooler of a vehicle, which is capable of improving an...
US20110108013 EXHAUST GAS RECIRCULATION VALVE WITH BYPASS CAPABILITY AND METHOD  
Unique to this invention is the design of an Exhaust Gas Recirculation (EGR) valve with bypass capabilities. EGR valves combined with a bypass valve are expensive to design and manufacture due to...
US20070131207 Exhaust gas recirculation in diesel engine  
A diesel engine (1) cools recirculated exhaust gas in an EGR passage (4) having an EGR valve (6) through heat exchange with a coolant in an EGR cooler (7). The flow of the coolant through a...
US20150027419 Exhaust gas cooler for an exhaust gas recirculation system, and an exhaust gas recirculation system with such an exhaust gas cooler  
The invention relates to an exhaust gas cooler for an exhaust gas recirculation system, in particular of a motor vehicle, said exhaust gas recirculation system having a total cooling power (PG)...
US20090139500 EXHAUST GAS RECIRCULATION SYSTEM  
An exhaust gas recirculation system for reducing emissions which includes an exhaust portion having an outlet housing for collecting exhaust gas from an exhaust manifold of an internal combustion...

Matches 1 - 50 out of 423 1 2 3 4 5 6 7 8 9 >