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Patent Searching and Data


Matches 451 - 500 out of 2,953

Document Document Title
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...  
WO/2007/085944A1
An exhaust gas recirculation apparatus of an internal combustion engine (1) includes a turbocharger (5) provided with a turbine (5b) in an exhaust passage (4) and a compressor (5a) in an intake passage (3) , a low pressure EGR passage (3...  
WO/2007/079832A1
The invention relates to an exhaust gas installation of a motor vehicle, comprising a particle filter (16) and an oxidation catalyst (18) mounted upstream thereof as well as an regeneration device for said particle filter (16), said rege...  
WO/2007/076038A2
A method of controlling exhaust gas recirculation (EGR) in a turbocharged compression-ignition engine system (10) including an engine (12), an induction subsystem (14) in upstream communication with the engine, an exhaust subsystem (16) ...  
WO/2007/076038A3
A method of controlling exhaust gas recirculation (EGR) in a turbocharged compression-ignition engine system (10) including an engine (12), an induction subsystem (14) in upstream communication with the engine, an exhaust subsystem (16) ...  
WO/2007/071263A1
The present invention relates to a fluid transfer system and method for transferring fluid from a reservoir (2) and to (a) delivery device typically being (a) nozzle. The present invention relates in particular to transferring urea in hi...  
WO/2007/071862A1
The method for regenerating a particulate filter (4) in the exhaust system (3) of a combustion engine (1) involves the following steps: (a) every time the combustion engine is started, a parameter representative of the condition of the c...  
WO/2007/063378A2
In an exhaust passage, a pressure detection means is provided on the upstream side of a filter, and an exhaust throttle valve is provided on the downstream side of the filter. And, when the operational state of the internal combustion en...  
WO/2007/063406A3
Desulfation methods for an exhaust treatment system (7) having a fuel reformer (12) configured upstream of a LNT (13). Reductant is injected upstream of the fuel reformer (12). The reductant reacts within the reformer (12) to generate he...  
WO/2007/063406A2
Desulfation methods for an exhaust treatment system (7) having a fuel reformer (12) configured upstream of a LNT (13). Reductant is injected upstream of the fuel reformer (12). The reductant reacts within the reformer (12) to generate he...  
WO/2007/063378A3
In an exhaust passage, a pressure detection means is provided on the upstream side of a filter, and an exhaust throttle valve is provided on the downstream side of the filter. And, when the operational state of the internal combustion en...  
WO/2007/054424A1
The invention describes a sensor element for gas sensors, in particular for determining particles in gas mixtures, said sensor element having at least one electrochemical measuring element which is exposed to the gas mixture to be determ...  
WO/2007/050384A2
A system having a particulate matter sensor (105, 106) in an exhaust stream (114) of an engine (10) upstream from a particulate filter (102) and another such sensor (107) downstream from the filter (102). There may also be an exhaust gas...  
WO/2007/048980A1
The invention relates to a method for measuring a soot deposition homogeneity in a particle filter (4) consisting in simultaneously or successively measuring respective characteristic quantities of at least two gas flows, each of which h...  
WO/2007/050384A3
A system having a particulate matter sensor (105, 106) in an exhaust stream (114) of an engine (10) upstream from a particulate filter (102) and another such sensor (107) downstream from the filter (102). There may also be an exhaust gas...  
WO/2007/046216A1
The problem is to regenerate the purification ability of an exhaust gas purification device more reliably or efficiently in an exhaust gas purification system that combines a plurality of branch passages (10a, 10b) branch off from an exh...  
WO/2007/042888A1
One concept relates to a power generation system (5) comprising an engine (9) tuned to efficiently operate in a narrow speed range for all levels of positive power output. The narrow speed range facilitates the operation of an exhaust af...  
WO2006000893A8
A bypass passage (7) is provided, which connects a portion upstream of a turbine (5b) of a supercharger (5) in an exhaust passage (3) to a portion close to a front end surface (4a) of exhaust gas purification means (4) in the exhaust pas...  
WO/2007/040786A1
An exhaust treatment system (16) for a power source (12) is disclosed. The exhaust treatment system has an inlet (58) configured to receive an exhaust flow from the power source, a filtering medium (54) configured to remove particulate m...  
WO/2007/035354A3
An emission control system is provided for an engine for reducing NOx emissions, the system comprising an ammonia injector, a controller (1) for controlling the ammonia injector and a catalyst (19), wherein the controller (1) includes a ...  
WO/2007/035354A2
An emission control system is provided for an engine for reducing NOx emissions, the system comprising an ammonia injector, a controller (1) for controlling the ammonia injector and a catalyst (19), wherein the controller (1) includes a ...  
WO/2007/031669A1
The invention concerns a system for regenerating a catalytic particulate filter (3) located in a diesel engine exhaust line (1), comprising an electronic control unit (11), a controlled fuel injector (6) arranged upstream of the catalyti...  
WO/2007/028677A1
A method for operating an internal combustion engine (10) in whose exhaust gas region (13) at least one SCR catalytic converter (16) is arranged, a reagent which contributes to NOx conversion in the SCR catalytic converter (16) being app...  
WO/2007/016713A3
The invention relates to a method for increasing the exhaust gas temperature for an internal combustion engine with several differently operated cylinders, at least one first cylinder, preferably a first group of cylinders being operated...  
WO/2007/018658A1
A system (1) and method for detecting soot and or ash loading within a filter (16) is provided. The method comprises the steps of transmitting a source RF signal (52) through a filter (16), measuring a reflected RF signal (46), measuring...  
WO/2007/014649A1
The invention relates to a method for the selective catalytic reduction of nitrogen oxides (NOx) in the exhaust gas of an internal combustion engine (2). According to the invention, the addition of a reaction agent (5) takes place in the...  
WO/2007/005254A3
The disclosed embodiments relate to a method and system (10) for regeneration of a catalyst (18) . The system includes an engine (12) that creates an exhaust stream, a reactor (16) that includes the catalyst is in fluid communication wit...  
WO/2007/005254A2
The disclosed embodiments relate to a method and system (10) for regeneration of a catalyst (18) . The system includes an engine (12) that creates an exhaust stream, a reactor (16) that includes the catalyst is in fluid communication wit...  
WO/2007/000518A2
The invention relates to a particle filter regeneration method, said particle filter comprising at least one cavity which is equipped with filter walls. The inventive method comprises at least one first regeneration category in which the...  
WO/2007/000518A3
The invention relates to a particle filter regeneration method, said particle filter comprising at least one cavity which is equipped with filter walls. The inventive method comprises at least one first regeneration category in which the...  
WO/2006/136754A2
A regeneration control method for a particle filter of an internal combustion engine exhaust line consists in determining operating data items of the particle filter, wherein said data items are at least one representative inside tempera...  
WO/2006/136754A3
A regeneration control method for a particle filter of an internal combustion engine exhaust line consists in determining operating data items of the particle filter, wherein said data items are at least one representative inside tempera...  
WO/2006/135501A1
A method to integrate engine and exhaust aftertreatment control may include connecting an engine controller (110) to an aftertreatment controller (112) using a common data link protocol to provide a bidirectional data flow between the en...  
WO/2006/132943A2
An apparatus (10) comprises a feed-forward arrangement (16) and a closed-loop controller (18). The feed-forward arrangement (16) is configured to determine a change of a system, the system change being independent of an output of a compo...  
WO2004074658A3
An exhaust system (16) of a diesel engine (10) has a diesel particulate filter (18) for treating exhaust gas. When trapped soot has accumulated to an extent that may affect performance of the filter, an engine control system (12) forces ...  
WO2006081598A3
The invention relates to a diagnosis method for an exhaust gas post-treatment system for the reduction of nitric oxides in the exhaust gas train of an internal combustion engine by means of selective catalytic reduction. The following st...  
WO/2006/123761A1
The present invention is directed to an exhaust gas purification system for an internal combustion engine (1) that performs high pressure PM filter regeneration process by decreasing the degree of opening of an exhaust throttle valve (12...  
WO2006055558A8
A system is disclosed for dispensing fuel into the transient flow of an exhaust system (20) to control exhaust emissions. A controller (42) initiates the delivery of fuel into the exhaust when an emissions control device, such as a diese...  

Matches 451 - 500 out of 2,953