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Patent Searching and Data


Matches 351 - 400 out of 3,148

Document Document Title
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...  
WO/2010/104702A8
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...  
WO/2010/104422A8
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/2010/104702A3
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...  
WO/2010/100084A1
The invention relates to a method for operating a device (1) for cleaning exhaust of an internal combustion engine (2) driven by excess air, wherein the device (1) comprises at least one heating apparatus (3) that is at least partially i...  
WO/2010/099076A1
Methods for determining when to regenerate an exhaust gas particulate filter (10), for regenerating, and for calibrating a pressure drop across such filters are disclosed. An example method involves reducing a first amount of particulate...  
WO/2010/094313A1
The invention provides a method for purification of exhaust gas from a diesel engine in a system, which comprises a device for selective catalytic reduction and a diesel particulate filter preferably at least partially covered by a catal...  
WO/2010/092857A1
An EGR cooler (147) which constitutes an EGR device (91) is adapted to be less susceptible to heat from a diesel engine (70). An engine device for mounting on a working vehicle, the engine device being provided with the diesel engine (70...  
WO/2010/083944A1
The invention relates to a device and a method for regenerating a particulate filter arranged in the exhaust section of an internal combustion engine, having at least one NO oxidation catalytic converter, which is arranged upstream of th...  
WO/2010/081665A1
The invention relates to a method for operating components for exhaust gas after-treatment, which are arranged in the exhaust gas tract of a turbocharged internal combustion engine, wherein a partial exhaust gas stream (11) is removed fr...  
WO/2010/082927A1
A method is disclosed for thermal management of an engine (102) comprising a continuously variable transmission (104). The method includes an engine capability module (202) storing a torque-speed map (204) comprising a first region (304)...  

Matches 351 - 400 out of 3,148