Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 351 - 400 out of 3,166

Document Document Title
WO/2011/119514A3
A control strategy selectively controls the heating of fluid lines (128) equipped with line heaters (130) that may be utilized with a selective catalytic reduction system (120). The control strategy measures a tank temperature representa...  
WO/2011/118525A1
An engine exhaust purification device comprises: a selective reduction type NOx catalyst; an oxidation catalyst installed on the upstream side of the NOx catalyst; a reducing agent adding device that adds a NOx reducing agent to engine e...  
WO/2011/110760A3
The invention relates to a method for regulating the regeneration temperature of a particulate filter (14) for a vehicle engine, said engine including an exhaust line (10) comprising the following components disposed successively in the ...  
WO/2011/110760A2
The invention relates to a method for regulating the regeneration temperature of a particulate filter (14) for a vehicle engine, said engine including an exhaust line (10) comprising the following components disposed successively in the ...  
WO/2011/110920A1
An abnormality determination apparatus includes a particulate filter provided in the exhaust passage of an internal combustion engine that collects particulate matter in the exhaust gas discharged from the internal combustion engine, a p...  
WO/2011/104451A1
The invention relates to a method for controlling a system for the treatment of the exhaust gases present in an exhaust line of an internal combustion engine, said treatment involving using a gauge‑pump module to inject a reducing agen...  
WO/2011/104458A1
The invention relates to a method for controlling a system for treating the NOx present in an exhaust line of an internal combustion engine, said system comprising means for introducing a reducing agent into the exhaust line upstream of ...  
WO/2011/106291A1
A method for regenerating a particulate filter may comprise calculating a soot layer state correction factor based on a rate of regeneration and a rate of particulate loading in the particulate filter and calculating an estimated soot lo...  
WO/2011/104459A1
The invention relates to a method for regenerating a particle filter which includes a gas exhaust system associated with a combustion engine equipping a hybrid vehicle. According to said method, in the event of a stop control of the comb...  
WO/2011/102781A1
The present invention relates to an arrangement and a method for reducing the amount of nitrogen oxide in exhaust gases from a combustion engine. The arrangement comprises at least one sensor (18, 20, 27) adapted to detecting the value o...  
WO/2011/098696A1
The invention relates to a method for treating exhaust gas applied to an exhaust line for exhaust gas of a vehicle, the exhaust line including a particle filter, the method including a step (40) of determining the density of particles in...  
WO/2011/093771A1
The present invention comprises a method and a system for estimation of a deviation for at least one model variable of a catalyst model, which estimation is based on the catalyst model and on at least one measured sensor signal from at l...  
WO/2011/087819A3
Methods and systems are provided related to an emissions control system. The emissions control system has an exhaust after-treatment system defining a plurality of distinct exhaust flow passages through which at least a portion of an exh...  
WO/2011/087430A1
The invention relates to a method for warming a reductant in an SCR system which comprises a container (205) for said reductant and a dosing unit (250). The method comprises the step of extracting at least part of said reductant from sai...  
WO/2011/082401A3
A method of controlling an internal combustion engine and exhaust system having an SCR, and engine and exhaust system including an SCR, described herein, monitors, in real time, NOx conversion efficiency of an exhaust flow output by the ...  
WO/2011/079928A1
In a method for regenerating a particle filter, a triggering limit is specified, namely in the form of a pressure difference Δptrigger across the particle filter (4), which pressure difference results for a particular working interval (...  
WO/2011/082401A2
A method of controlling an internal combustion engine and exhaust system having an SCR, and engine and exhaust system including an SCR, described herein, monitors, in real time, NOx conversion efficiency of an exhaust flow output by the ...  
WO/2011/078981A1
A power system (1) comprising an engine (10) that produces exhaust, a fuel system (20) that injects a fuel into the engine, an aftertreatment system (50) that treats the exhaust, and a controller (71). The aftertreatment system includes ...  
WO/2011/072250A3
A system to detect the presence of a catalyst includes a catalyst housing (102), a first temperature sensing device (204), a second temperature sensing device (206), a flow rate measurement device (208), and a processing device (210). Th...  
WO/2011/072250A2
A system to detect the presence of a catalyst includes a catalyst housing (102), a first temperature sensing device (204), a second temperature sensing device (206), a flow rate measurement device (208), and a processing device (210). Th...  
WO/2011/067622A1
The vehicle engine arrangement has an engine coolant circuit (10) comprising: a main line (11) with a radiator (14) and a main pump (16) located downstream from the radiator; a by-pass line (17) for by-passing the radiator; a control val...  
WO/2011/066103A1
Processes and devices for regenerating a gasoline particulate filter (120) utilized in filtering an exhaust stream of a direct-injection gasoline engine (110) operating at substantially stoichiometric conditions include introducing an am...  
WO/2011/064266A1
The invention relates to a reducing agent tank (1) having a tank extraction system for extracting a reducing agent (2) from the reducing agent tank and for feeding the reducing agent to an SCR catalyst (9) in an exhaust gas line (7). In ...  
WO/2011/061423A1
The invention relates to a method for controlling a system for treating NOx in an exhaust line of an internal combustion engine, said system comprising means for introducing a reducing agent into the exhaust line upstream of an NOx reduc...  
WO/2011/055176A1
A exhaust catalyst temperature estimating apparatus is provided for estimating a exhaust catalyst temperature of a exhaust catalyst in which a catalyst is loaded on a support and arranged in an exhaust system of an internal combustion en...  
WO/2011/049774A3
A method and apparatus for identifying a component failure within a thermal regenerator operates as follows. The burner control unit monitors at least one of a fuel pump characteristic for a fuel pump and an ignition system characteristi...  
WO/2011/049774A2
A method and apparatus for identifying a component failure within a thermal regenerator operates as follows. The burner control unit monitors at least one of a fuel pump characteristic for a fuel pump and an ignition system characteristi...  
WO/2011/041023A1
A method and apparatus for determining the attenuation of an RF signal caused by a DPF at an unknown or different ambient temperature than the temperature used for DPF sensor calibration is disclosed. The method and apparatus determine t...  
WO/2011/038340A2
A method for controlling charge flow in an internal combustion engine includes operating an engine having a VGT. The method includes determining a target and current charge flow and EGR flow. The method further includes determining an er...  
WO/2011/038340A9
A method for controlling charge flow in an internal combustion engine includes operating an engine having a VGT. The method includes determining a target and current charge flow and EGR flow. The method further includes determining an er...  
WO/2011/038340A3
A method for controlling charge flow in an internal combustion engine includes operating an engine having a VGT. The method includes determining a target and current charge flow and EGR flow. The method further includes determining an er...  
WO/2011/032871A1
The invention relates to an arrangement (1) for operating an exhaust gas post-treatment device, particularly of a motor vehicle, wherein the arrangement (1) comprises a plurality of consumers (3-12) and a controller (2), wherein the cont...  
WO/2011/028506A3
According to one embodiment, an apparatus (130) for controlling regeneration events on multiple diesel particulate filters (DPFs) (140A, 140B) of an exhaust after-treatment system (120) includes a regeneration event synchronization modul...  
WO/2011/028506A2
According to one embodiment, an apparatus (130) for controlling regeneration events on multiple diesel particulate filters (DPFs) (140A, 140B) of an exhaust after-treatment system (120) includes a regeneration event synchronization modul...  
WO/2011/025413A1
The invention relates to a safety system (30) for a vehicle (10), the vehicle (10) including an engine (12) coupled to an exhaust gas after treatment system (20) with an exhaust outlet (26), to a corresponding vehicle (10) comprising suc...  
WO/2011/020063A3
According to one embodiment, an apparatus includes an electronic controller (15) for an internal combustion engine (12) of a motor vehicle. The electronic controller includes a location detection module (32) configured to identify a loca...  
WO/2011/020063A2
According to one embodiment, an apparatus includes an electronic controller (15) for an internal combustion engine (12) of a motor vehicle. The electronic controller includes a location detection module (32) configured to identify a loca...  
WO/2011/014035A2
Disclosed is a method for controlling an injection amount of fuel of a burner and an aftertreating device of exhaust gas, and more particularly, to a method for controlling an injection amount of fuel of a burner and an aftertreating dev...  
WO/2011/014035A3
Disclosed is a method for controlling an injection amount of fuel of a burner and an aftertreating device of exhaust gas, and more particularly, to a method for controlling an injection amount of fuel of a burner and an aftertreating dev...  
WO/2011/003497A1
The invention relates to a method for regenerating a particulate filter arranged in the exhaust gas tract of an internal combustion engine, having at least one NO oxidation catalytic converter arranged upstream of the particle filter for...  
WO/2010/148237A2
In one embodiment, an apparatus is disclosed for heating a reductant delivery line (180) using coolant from an internal combustion engine (110) where the reductant delivery line receives reductant (200) from a reductant tank (166) and a ...  
WO/2010/148237A3
In one embodiment, an apparatus is disclosed for heating a reductant delivery line (180) using coolant from an internal combustion engine (110) where the reductant delivery line receives reductant (200) from a reductant tank (166) and a ...  
WO/2010/138071A1
A method and system for controlling the injection of reducing agent upstream of an SCR catalyst (4). The injection is controlled according to an accumulation actual value and an accumulation set-point value which are calculated on the ba...  
WO/2010/126439A1
A method for determination of regulating parameters of a regulator (13) which forms part of a system for controlling the injection of reducing agent upstream of a catalyst in an exhaust line from a combustion engine and which, on the bas...  
WO/2010/126521A1
Various embodiments of an apparatus, system, and method are disclosed for manipulating the properties of engine exhaust at least partially through the engine's control system to increase the efficiency and performance of the exhaust afte...  
WO/2010/117681A3
A diesel particulate filtering system that includes a filter configured to capture exhaust particulates from a diesel engine, a regeneration device configured to heat exhaust gases from the diesel engine prior to the exhaust gases reachi...  
WO/2010/117681A2
A diesel particulate filtering system that includes a filter configured to capture exhaust particulates from a diesel engine, a regeneration device configured to heat exhaust gases from the diesel engine prior to the exhaust gases reachi...  
WO/2010/108790A1
The invention relates to a method for diagnosing an injector device (22) for introducing a reduction agent (30) that can be catalytically oxidized into an exhaust gas system (14) of an internal combustion engine (10) at a point upstream ...  
WO/2010/104422A1
The invention relates to an operating method of an exhaust gas aftertreatment system (100) comprising at least a particulate filter (42) for retaining soot from the exhaust gas of an engine (10) and a deNOx catalytic converter (44) for r...  
WO/2010/104702A2
An after-treatment device (202) that includes a diesel particulate filter (DPF) (206) requiring periodic regeneration includes a sensor (238) providing a signal (306) indicative of a soot accumulation and at least one device (240) provid...  

Matches 351 - 400 out of 3,166