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Matches 351 - 400 out of 3,068

Document Document Title
WO/2010/062872A1
A method for regenerating a particulate filter may comprise determining a temperature, a flow rate, and a total pressure drop of an exhaust gas flowing through a particulate filter, and determining a corrected soot layer permeability. Th...  
WO/2010/060503A1
The invention relates to a method wherein an air-fuel mixture having a lambda value is combusted in a combustion chamber of the diesel engine (1) and exhaust gas arising therefrom is fed into the nitrogen oxide storage catalytic converte...  
WO/2010/057780A1
The invention relates to a method for regenerating an open particle separator, comprising at least the following steps: a) establishing at least one parameter (7) as a characteristic of the regeneration capability of the open particle se...  
WO/2010/048179A2
A system for heating a reducing agent associated with a reducing agent distribution system. The system may include a reducing agent containment device, a distribution device connected to the reducing agent containment device, and at leas...  
WO/2010/048179A3
A system for heating a reducing agent associated with a reducing agent distribution system. The system may include a reducing agent containment device, a distribution device connected to the reducing agent containment device, and at leas...  
WO/2010/040923A1
This burner supplied by a mixture of fuel and of oxidizer is intended to generate a flame and consequently heat in order to heat at least one element for treating or one element for filtering the exhaust gases of an internal combustion e...  
WO/2010/028888A1
The invention relates to a metering device (10) for fuel, particularly diesel fuel, upstream of an oxidation catalyst of an exhaust gas system of an external combustion engine, wherein downstream of a supply device (3) for fuel, a closin...  
WO/2010/026466A1
An exhaust gas control apparatus includes an oxidation catalyst (13), a compact oxidation catalyst (14) having a smaller cross section than that of an engine exhaust passage, a fuel supply valve (15), a glow plug (51), and an electronic ...  
WO/2010/026340A1
The invention relates to a method for determining the soot load of a particle filter (1), the filter (1) being placed downstream from an automobile internal combustion engine (6) including an intake manifold (7) and an exhaust manifold (...  
WO/2010/023514A1
A small oxidation catalyst and a fuel supply valve are arranged in an engine exhaust passage. The small oxidation catalyst has a cross-sectional area smaller than a cross-sectional area of the engine exhaust passage, and portion of exhau...  
WO/2010/018163A1
The present invention relates to a method for selectively heating a reducing agent line (8) of an SCR device during operation of an emission control system (20) of an internal combustion engine (7) and further relates to a device (1) for...  
WO/2010/016077A1
A method of controlling the regeneration of a particulate filter (125) adapted to filter particulate matter present in exhaust emissions of an engine (105) of a vehicle (100) is provided. The particulate filter is coupled to a heating de...  
WO/2010/015537A1
The invention relates to a motor vehicle comprising an internal combustion engine, a differential pressure sensor (34) or two pressure sensors for detecting a pressure difference (Δp), preferably in an exhaust gas tract (2) of the inter...  
WO/2010/015428A1
A method for inducing the regeneration of a particulate filter (125) associated with an exhaust gas emitting engine (105) while being operated in a vehicle (100) in variable driving conditions. The method includes turning on, for a time ...  
WO/2010/012550A1
The invention relates to a method for operating a device having at least one electrically heatable first honeycomb body (2) through which an exhaust gas can flow, wherein the first, electrically heatable honeycomb body (2) has at least o...  
WO/2010/010448A1
A catalyst deterioration diagnosis system performs a diagnosis of deterioration of the oxidation catalyst (12) based on a high-temperature-inflow-condition exhaust gas temperature and a low-temperature-inflow-condition exhaust gas temper...  
WO/2010/010268A1
The invention relates to a method for adjusting the temperature of a particle filter of an exhaust line (1) during a regeneration phase of said filter by injecting fuel into the exhaust gases, and which includes the steps of: measuring t...  
WO/2010/009790A1
The invention relates to a reducing agent tank (10) for providing a reducing agent to an exhaust gas system (26) having a first tank (12) for storing reducing agent, a second tank (14) for storing reducing agent, a line (16) for passing ...  
WO/2010/009244A3
A method for regenerating a filtering device (30) is disclosed. The method may include creating a flow of exhaust with a power source (12) and providing air to a combustion device (28) configured to heat the flow of exhaust. The method m...  
WO/2010/007282A1
The present invention relates to a system for regenerating a particulate filter. According to the invention, the said regeneration system comprises a computer which calculates the mean rate of deposition vmdepon(tl) of particles in the s...  
WO/2010/003424A1
The present invention relates to a dosing system for dosing a first fluid, preferably flowing in a first flow passage (5) into a stream of a second fluid, preferably flowing in a second flow passage (9). The system may e.g. be used to do...  
WO/2010/000981A1
Method for removing sulphur from a NOx trap (4) for the post-treatment of exhaust gases emitted by an internal combustion engine of a motor vehicle, comprising a step (E2) of regenerating a particulate filter (5), characterized in that i...  
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...  

Matches 351 - 400 out of 3,068