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Patent Searching and Data


Matches 451 - 500 out of 3,004

Document Document Title
WO/2008/061896A1
Proposed is a method for assessing the completeness of a regeneration of a particle filter (10) which is traversed by the exhaust gas of an internal combustion engine (12), wherein a pressure difference (dp) which is generated across the...  
WO/2008/059166A1
The invention relates to a method for the calibration and/or management of an exhaust line of a motor vehicle comprising a particle filter (X), said method comprising an initial step of measuring, over a representative population of the ...  
WO/2008/054631A1
An exhaust treatment system (14) for a combustion source (10) is disclosed. The exhaust treatment system may have a supply of catalyst (38) configured to lower the combustion threshold value of an exhaust constituent, and an injector (42...  
WO/2008/053105A1
A method of regenerating a PF (4a,4b) of an exhaust line of a diesel engine, intended to eliminate at least some of the soot particles trapped in said PF during the operation of said engine, comprises the following steps: producing ozone...  
WO/2008/054632A1
A method (1000) of regenerating a particulate filter (34, 40) is disclosed. The method involves heating the particulate filter to an intermediate temperature, and maintaining the particulate filter at the intermediate temperature until s...  
WO/2008/054627A1
An exhaust system (12) for a combustion engine (10) is disclosed. The exhaust system (12) may have a housing (20) connected to receive a flow of exhaust. The exhaust system (12) may also have a first catalyst (22) disposed within the hou...  
WO/2008/050049A1
The device comprises a temperature sensor (17) sensing the temperature Tupstreamupstream of a catalytic oxidation means and a regulator (20) receiving the difference between the temperature Ts measured downstream of the catalytic convert...  
WO/2008/047017A1
The invention relates to a system for treating the exhaust gases of a diesel engine (1) fitted with a turbocharger (2) equipped with a turbine (4) and with a compressor (3), said system comprising a fuel injector (7) and one or more devi...  
WO/2008/040905A1
The invention relates to a method and to a device for performing diagnostics on a system for eliminating particles from exhaust gases of a vehicle. The diagnostics method involves at least a first step of detecting failure of a switch (1...  
WO/2008/040898A1
The invention relates to a system (1) for estimating the amount of particles trapped in a particle filter (FAP) (4) with which an exhaust line (11) of a vehicle diesel engine (7) is equipped, the system comprising: first, second and thir...  
WO/2008/037901A1
The invention relates to a method for controlling the regeneration of an anti-pollution system placed on an exhaust line (3) of an internal combustion engine (1), wherein, in order to carry out said regeneration, fuel is injected into th...  
WO/2008/037902A1
The invention relates to a control device for an engine assembly with a diesel engine for a motor vehicle. When a predetermined value of pressure difference on either side of a particle filter has been reached but when a predetermined pa...  
WO/2008/034662A1
The invention relates to a filter element (18), in particular for filtering exhaust gases of an internal combustion engine (10), wherein the filter element (18) has electrically conducting elements (42) on its outside (36) for a measurem...  
WO/2008/036466A1
Gas treatment systems are described that allow for modular development of gas treatment systems, for example exhaust gas aftertreatment systems, using generally standardized parts. A number of subsections are provided, including a treatm...  
WO/2008/034747A1
A method is proposed for operating a metering valve (22) which is realized as a solenoid valve which is actuated by an electromagnet (23) which interacts with an armature which is connected fixedly to a valve needle and, furthermore, is ...  
WO/2008/033082A1
System and method for regenerating a diesel particulate filter (54) in the exhaust system of an internal combustion engine (15) driven vehicle that is equipped with an automatic mechanical transmission (AMT, 20). The particulate load in ...  
WO2008000071B1
A method and apparatus for selecting optimal operating conditions of a genset is disclosed. The genset includes an engine coupled to an electrical power generator, the genset having a plurality of operating points each including an engin...  
WO/2008/012646A2
An individual exhaust passage is provided independently for each cylinder group in an internal combustion engine having a plurality of cylinder groups each having a plurality of cylinders. A first catalyst is provided in each of the indi...  
WO/2008/012646A3
An individual exhaust passage is provided independently for each cylinder group in an internal combustion engine having a plurality of cylinder groups each having a plurality of cylinders. A first catalyst is provided in each of the indi...  
WO/2008/006984A1
The invention relates to a method of controlling the consumption of urea intended to be used in a selective catalytic reduction (of SCR type) processing system for nitrogen oxides, installed in the exhaust line of the engine of a vehicle...  
WO/2008/005089A1
A particulate sensing system (28) for a particulate trap (19) including a radio frequency transmit circuit (32) and a radio frequency receive circuit (34) is disclosed. The transmit circuit may include a wideband signal generator (62) co...  
WO/2008/000071A1
A method and apparatus for selecting optimal operating conditions of a genset is disclosed. The genset includes an engine coupled to an electrical power generator, the genset having a plurality of operating points each including an engin...  
WO/2007/141433A1
A burner designed to heat a filtration cartridge (5) for exhaust gases from an engine until oxidation and/or combustion of the solid particles trapped in the cartridge, including a burner body (2) presenting a closed extremity and, on th...  
WO/2007/139177A1
[PROBLEMS] To provide an exhaust gas purifier suitable for a construction machine equipped with an engine-driven hydraulic pump. [MEANS FOR SOLVING PROBLEMS] An exhaust gas purifier for construction machine, comprising an exhaust gas con...  
WO/2007/137918A1
The invention relates to a method for operating an SCR-catalyst (16) located in the exhaust system (12) of an internal combustion engine (10); the SCR-catalyst (16) is suitable for storing at least partially a chemical reducing agent and...  
WO/2007/132102A1
The invention relates to a method for controlling the operation of a reciprocating engine such as a diesel engine and the exhaust line thereof comprising means for controlling the operation of the engine, a particle filter, a monitoring ...  
WO/2007/132104A1
The invention relates to a system for controlling the triggering of a purge for depollution means which comprise NOx trap means and are integrated into an exhaust line of a motor vehicle, said system comprising means (1) for controlling ...  
WO/2007/128594A1
To operate an internal combustion engine, a measuring signal (EG_SIG) is continously recorded within a predetermined time window during lean operation of the internal combustion engine, said measuring signal (EG_SIG) being representative...  
WO/2007/130223A1
An engine emissions control system (20) is provided. The system may include an exhaust producing engine (18) and an exhaust system (21) through which the exhaust produced by the engine may flow. The system may also include a NOx sensor (...  
WO/2007/128125A1
A process and apparatus for reducing nitrogen oxide emissions in a genset comprising an engine and a generator and a shaft coupled to the engine and generator. The apparatus directs the generator to reduce load on the shaft while directi...  
WO/2007/130224A1
An engine assembly may include an internal combustion engine (10) configured to combust fuel. The combustion of fuel may produce exhaust and sound waves that may be directed into an exhaust line (14). A particulate filter (24) may be ope...  
WO/2007/125228A1
A facility for treating exhaust gases from an internal combustion engine (1) comprises catalytic oxidation means (3), a particle filter (4) placed downstream from the catalytic oxidation means (3), a reformer (5) to produce reformate. Th...  
WO/2007/124850A1
The invention relates to a device for influencing an exhaust gas flow, in particular for controlling sound emission in an exhaust gas system of a motor. Said device comprises a closure element, for example, a motor-driven flap in order t...  
WO/2007/126592A1
An exhaust treatment system (20) is provided. The system may include a particulate trap (34) configured to remove one or more types of particulate matter from an exhaust flow of an engine (18). The system may also include a catalyst (32)...  
WO/2007/126524A1
A particulate trap regeneration system (16) is provided. The system may include a particulate trap (19) having a filter medium (24) configured to remove one or more types of particulate matter from an exhaust flow of an engine (14). The ...  
WO/2007/126131A1
In an exhaust gas purification apparatus for an internal combustion engine, there is provided a technique that can perform the addition of a reducing agent to an exhaust gas in a more appropriate manner. In an exhaust gas purification ap...  
WO/2007/122470A2
A control apparatus according to the invention includes a calculation portion (300) that calculates a target engine torque that is used to control the output torque of an engine (100), an estimation portion (300) that estimates the accum...  
WO/2007/118604A1
The invention relates to a device for monitoring an exhaust gas catalytic converter in the exhaust system of an internal combustion engine. Provided for this purpose is a measuring arrangement (10) which is arranged in the exhaust system...  
WO/2007/119015A1
Method for monitoring the regeneration of a pollution-removal system (8), relying on the introduction of fuel into the exhaust gases by delayed injections of fuel into certain combustion chambers of the engine and/or direct injections in...  
WO/2007/116163A1
The invention concerns a system for assisting regeneration of a particulate filter (6) arranged in an exhaust line (3) of a diesel engine (1) associated with a oxidizing catalyst (7), the engine (1) being equipped with feeding means (8) ...  
WO/2007/113298A1
The invention relates to a device for producing hot gas, comprising: a first combustion space (2) for burning fuel (17), wherein the first combustion space has an open (5) and a closed end (36), and wherein the first combustion space has...  
WO/2007/113422A1
This system for assisting in initiating the regeneration of a particle filter (11), placed in an exhaust line (8) of a motor vehicle engine (1), downstream of a turbine portion (9) of a turbocharger (3) and an oxidation catalyst (10), in...  
WO/2007/107873A2
An exhaust purification device includes a particulate filter (10), an air flow meter (7) that detects the amount of fresh air flowing in an intake passageway (3), and an EGR device (30) that supplies gas to a site in the intake passagewa...  
WO/2007/107873A3
An exhaust purification device includes a particulate filter (10), an air flow meter (7) that detects the amount of fresh air flowing in an intake passageway (3), and an EGR device (30) that supplies gas to a site in the intake passagewa...  
WO/2007/105103A2
A fuel injection control apparatus of an internal combustion engine is provided with a fuel injection valve that injects fuel directly into a combustion chamber and a controller. When the engine is cold started (i.e., YES in step S1O), a...  
WO/2007/105103A3
A fuel injection control apparatus of an internal combustion engine is provided with a fuel injection valve that injects fuel directly into a combustion chamber and a controller. When the engine is cold started (i.e., YES in step S1O), a...  
WO/2007/100438A1
In one aspect, the present disclosure is directed to a particulate trap regeneration temperature control system (16). The system may include a particulate trap (19) configured to remove one or more types of particulate matter from an exh...  
WO/2007/096544A2
The invention relates to a method for regenerating a particle filter on the exhaust line of an internal combustion engine, in which fuel is injected into the exhaust tube upstream of an oxidation catalyst which is disposed upstream of th...  
WO/2007/096544A3
The invention relates to a method for regenerating a particle filter on the exhaust line of an internal combustion engine, in which fuel is injected into the exhaust tube upstream of an oxidation catalyst which is disposed upstream of th...  
WO/2007/087920A1
Method and apparatus for operating an exhaust-gas catalytic converter (21) of an internal combustion engine having at least one cylinder (Z1-Z4) and one exhaust-gas section (4), in which the exhaust-gas catalytic converter (21) and a lam...  

Matches 451 - 500 out of 3,004