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Matches 451 - 500 out of 3,177

Document Document Title
WO/2009/156134A1
The invention proposes a method for the purification of exhaust gases which are generated by a diesel engine with a charging turbine, and a special device for carrying out said method. The device comprises, in the flow direction of the e...  
WO/2009/153102A1
The invention relates to a method for regulating an additional fuel injection for initiating the regeneration of a particulate filter in the exhaust gas duct of an internal combustion engine, wherein at least one catalytic converter for ...  
WO/2009/148844A2
An exhaust control system for use with a combustion engine is disclosed. The exhaust control system may have an exhaust passage configured to receive a flow of exhaust from the combustion engine, a particulate filter located within the e...  
WO/2009/148844A3
An exhaust control system for use with a combustion engine is disclosed. The exhaust control system may have an exhaust passage configured to receive a flow of exhaust from the combustion engine, a particulate filter located within the e...  
WO/2009/146453A3
According to one representative embodiment, an apparatus for calibrating an internal combustion engine 100 having a predefined horsepower rating and categorized within an engine emissions family includes a calibration module 260, conditi...  
WO/2009/146453A2
According to one representative embodiment, an apparatus for calibrating an internal combustion engine 100 having a predefined horsepower rating and categorized within an engine emissions family includes a calibration module 260, conditi...  
WO/2009/145972A1
Systems and methods to determine when regeneration of a diesel particulate filter (DPF) are presented. Such determination is made by indirectly determining soot accumulation in the DPF by monitoring soot accumulation on a regeneration bu...  
WO/2009/145933A1
A real time, average pressure difference method for monitoring doser efficiency is described that determines the difference between the average pressure when the doser is not injecting and the average pressure when the doser is injecting...  
WO/2009/146452A3
Various embodiments of an apparatus, system, and method are disclosed for controlling engine exhaust temperature. For example, according to one exemplary embodiment, an apparatus for controlling the temperature of engine output exhaust o...  
WO/2009/146452A2
Various embodiments of an apparatus, system, and method are disclosed for controlling engine exhaust temperature. For example, according to one exemplary embodiment, an apparatus for controlling the temperature of engine output exhaust o...  
WO/2009/143258A2
According to one representative embodiment, an apparatus (130) includes a regeneration event timing module (410) configured to determine a regeneration event timing strategy (415) for implementation during extended idling of an engine. T...  
WO/2009/141051A1
The invention relates to a method for regenerating an exhaust gas cleaning filter, particularly for internal combustion engines, by means of an evaporated fluid inserted in the exhaust gas flow, wherein the surface temperature of the hea...  
WO/2009/143258A3
According to one representative embodiment, an apparatus (130) includes a regeneration event timing module (410) configured to determine a regeneration event timing strategy (415) for implementation during extended idling of an engine. T...  
WO/2009/140677A3
Exemplary embodiments of the present invention relate methods and devices for measuring flow rate of particulate matter within an exhaust gas stream. In one particular exemplary embodiment, a sensor for detecting and monitoring particula...  
WO/2009/138158A1
The invention relates to an exhaust gas system (1) for an internal combustion engine (2) comprising a thermoelectric generator (TEG) (3) having a hot side and a cold side, the hot side being arranged on the exhaust gas system (1) and bei...  
WO/2009/140245A3
An exhaust treatment control system includes a controller (28) configured to determine a value representative of a NO2 concentration associated with an exhaust gas upstream of a selective catalytic reduction (SCR) catalyst (22), and dete...  
WO/2009/140677A2
Exemplary embodiments of the present invention relate methods and devices for measuring flow rate of particulate matter within an exhaust gas stream. In one particular exemplary embodiment, a sensor for detecting and monitoring particula...  
WO/2009/140245A2
An exhaust treatment control system includes a controller (28) configured to determine a value representative of a NO2 concentration associated with an exhaust gas upstream of a selective catalytic reduction (SCR) catalyst (22), and dete...  
WO/2009/136029A1
The invention relates to a method of regenerating a gas post-treatment system of an exhaust line 1 of an internal combustion engine 2 by increasing the temperature of the post-treatment system up to a regeneration temperature. During the...  
WO/2009/135071A3
Various embodiments of an apparatus, system, and method are disclosed for controlling NOx conversion in a selective catalytic reduction (SCR) system (100). According to one representative embodiment, an apparatus (130) includes a duty cy...  
WO/2009/134898A2
Various embodiments of an apparatus, system, and method are disclosed for managing regeneration event characteristics. For example, in one embodiment, an apparatus (130) for controlling the temperature of the outlet exhaust of an interna...  
WO/2009/135071A2
Various embodiments of an apparatus, system, and method are disclosed for controlling NOx conversion in a selective catalytic reduction (SCR) system (100). According to one representative embodiment, an apparatus (130) includes a duty cy...  
WO/2009/134898A3
Various embodiments of an apparatus, system, and method are disclosed for managing regeneration event characteristics. For example, in one embodiment, an apparatus (130) for controlling the temperature of the outlet exhaust of an interna...  
WO/2009/134895A3
Embodiments of an apparatus, system, and method are disclosed for managing regeneration event characteristics. For example, in one embodiment, an apparatus (130) for controlling the temperature of the output exhaust of an internal combus...  
WO/2009/134895A2
Embodiments of an apparatus, system, and method are disclosed for managing regeneration event characteristics. For example, in one embodiment, an apparatus (130) for controlling the temperature of the output exhaust of an internal combus...  
WO/2009/126873A1
Exemplary embodiments of the present invention relate to a fuel filter, system, and method for reduction, manipulation and/or distribution of sulfur containing compounds in a fuel stream of an internal combustion engine, hi one exemplary...  
WO/2009/115759A2
The present invention relates to a method of triggering a purge of the pollution-reduction means comprising a nitrogen oxides (NOx) trap which means are incorporated into an exhaust line of a combustion engine, the method involving the f...  
WO/2009/115759A3
The present invention relates to a method of triggering a purge of the pollution-reduction means comprising a nitrogen oxides (NOx) trap which means are incorporated into an exhaust line of a combustion engine, the method involving the f...  
WO/2009/115415A1
A method for determining the charge state of a particle filter installed in the exhaust gas line of an internal combustion engine comprises the following steps: determining the exhaust gas volumetric flow in the flow direction of the exh...  
WO/2009/112056A1
The present invention relates to a diesel internal combustion engine comprising a particulate filter, an exhaust gas aftertreatment system, a control unit for regenerating the particulate filter, and comprising a) at least one temperatur...  
WO/2009/111097A3
An engine system includes an engine, an intake fluid system, and an exhaust fluid system. Furthermore, the engine system includes a turbocharger device including a compressor member in operative communication with the intake fluid stream...  
WO/2009/102744A8
A spark-ignition direct-injection internal combustion engine is controlled at low loads through split fuel injections and spark discharges including one injection and spark during a negative valve overlap period and another injection and...  
WO/2009/102832A2
An exhaust system (38) for use with an engine (10) is disclosed. The exhaust system may have a first treatment device (42) configured to receive a flow of exhaust from the engine and convert a first constituent of the exhaust to a second...  
WO/2009/102744A1
A spark-ignition direct-injection internal combustion engine is controlled at low loads through split fuel injections and spark discharges including one injection and spark during a negative valve overlap period and another injection and...  
WO/2009/101311A3
The invention relates to a method for characterising the temperature of a particle filter for a large range of engine speeds and using the equation Ti=Te(aMs+b) established from at least two preliminary tests. The invention also relates ...  
WO/2009/102832A3
An exhaust system (38) for use with an engine (10) is disclosed. The exhaust system may have a first treatment device (42) configured to receive a flow of exhaust from the engine and convert a first constituent of the exhaust to a second...  
WO/2009/101311A2
The invention relates to a method for characterising the temperature of a particle filter for a large range of engine speeds and using the equation Ti=Te(aMs+b) established from at least two preliminary tests. The invention also relates ...  
WO/2009/098419A3
The invention relates to a method for managing the operation of a device for the post-treatment of the exhaust gases of an internal combustion engine in a motor vehicle. The said device undergoes, alternately, according to a first mode o...  
WO/2009/098419A2
The invention relates to a method for managing the operation of a device for the post-treatment of the exhaust gases of an internal combustion engine in a motor vehicle. The said device undergoes, alternately, according to a first mode o...  
WO/2009/100086A2
The disclosure sets forth a spark-ignition, direct-fuel injection internal combustion engine selectively operative at an air/fuel ratio lean of stoichiometry and fluidly connected to an exhaust aftertreatment system. The exhaust aftertre...  
WO/2009/100086A3
The disclosure sets forth a spark-ignition, direct-fuel injection internal combustion engine selectively operative at an air/fuel ratio lean of stoichiometry and fluidly connected to an exhaust aftertreatment system. The exhaust aftertre...  
WO/2009/099817A2
The disclosure sets forth operating a spark-ignition, direct-fuel injection internal combustion engine equipped with an exhaust aftertreatment system including a lean-NOx reduction catalyst upstream of a second converter element. The eng...  
WO/2009/100353A3
An apparatus, system, and method are disclosed for efficiently increasing exhaust flow temperature for an internal combustion engine. The method (700,800) includes checking (702) whether a user input to disable an exhaust valve opening m...  
WO/2009/099817A3
The disclosure sets forth operating a spark-ignition, direct-fuel injection internal combustion engine equipped with an exhaust aftertreatment system including a lean-NOx reduction catalyst upstream of a second converter element. The eng...  
WO/2009/100353A2
An apparatus, system, and method are disclosed for efficiently increasing exhaust flow temperature for an internal combustion engine. The method (700,800) includes checking (702) whether a user input to disable an exhaust valve opening m...  
WO/2009/095105A1
The invention relates to a method for calculating the switching pressure of a metering valve of a fuel metering device for metering fuel in an exhaust gas tract of an internal combustion engine with a device for the regeneration, tempera...  
WO/2009/089936A1
Proposed is a method to determine a reducing agent amount (Rm) to be fed to an SCR catalyst (18) in an exhaust gas purification system (12) of an internal combustion engine (10) for the reduction of nitrogen oxides contained in the exhau...  
WO/2009/089827A1
The invention relates to a method and to an associated device for operating a heat exchanger system for a motor vehicle. According to the invention, during the warm-up phase of the internal combustion engine and upon exceeding a maximum ...  
WO/2009/074380A1
The invention relates to a method for diagnosing a particle filter arranged in the waste gas line of an internal combustion engine, comprising the steps of: executing at least one fuel injection, measuring HC emission in the waste gas li...  
WO/2009/068771A1
The invention relates to a method for reducing the pollutant emissions of the engine of an automobile, including a method for managing a particle filter, including a normal operation phase during which the filter collects the soot partic...  

Matches 451 - 500 out of 3,177