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Patent Searching and Data


Matches 451 - 500 out of 3,161

Document Document Title
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...  
WO/2009/068881A1
An exhaust treatment system (16) is provided having a tank (24) configured to store a supply of reductant. The system also has a heat source (31) configured to heat the reductant and a diverter valve (40) configured to regulate the heat ...  
WO/2009/058338A1
A method of operating a generator set (10) includes steps of operating an internal combustion engine (12) of the generator set (10) and driving an electrical generator (14) of the generator set (10) with the internal combustion engine (1...  
WO/2009/053806A2
To suppress clogging of an injection nozzle (50) that supplies fuel to an exhaust passage of an engine (1), a controller (25) executes intermittent addition of fuel from the injection nozzle (50). In executing the intermittent addition, ...  
WO/2009/053806A3
To suppress clogging of an injection nozzle (50) that supplies fuel to an exhaust passage of an engine (1), a controller (25) executes intermittent addition of fuel from the injection nozzle (50). In executing the intermittent addition, ...  
WO/2009/053638A2
The invention relates to a process for controlling the injection of urea in a selective catalytic reduction, known as CR, system for treating nitrogen oxides, intended to be installed in the exhaust line (6) of a motor vehicle (1) engine...  
WO/2009/053638A3
The invention relates to a process for controlling the injection of urea in a selective catalytic reduction, known as CR, system for treating nitrogen oxides, intended to be installed in the exhaust line (6) of a motor vehicle (1) engine...  
WO/2009/055060A3
An internal combustion engine system includes: an engine with a plurality of pistons; a variable load driven by rotary power from the engine, the load including one or more of a pump, an air conditioner; and a fan; aftertreatment equipme...  
WO/2009/055060A2
An internal combustion engine system includes: an engine with a plurality of pistons; a variable load driven by rotary power from the engine, the load including one or more of a pump, an air conditioner; and a fan; aftertreatment equipme...  
WO/2009/047459A2
The invention relates to a system for desulphating a nitrogen oxide trap mounted in the exhaust line of an internal combustion engine (1) of the Diesel type for an automobile, equipped with a loop (21) for the partial recirculation of th...  
WO/2009/043425A1
The invention relates to a method for reducing the emission of nitrogen oxide (NO-2) in a motor vehicle comprising an exhaust gas purification system having an SCR catalytic converter (5). In an SCR catalytic converter (5) comprising ads...  
WO/2009/043711A1
The present invention relates to a method for the self-diagnosis of a particle sensor, comprising a measuring electrode system (1) located on the surface of the sensor and having at least two intermeshing interdigital measuring electrode...  
WO/2009/044045A2
The invention relates to a method for managing the operation of at least one catalytic converter (7) fitted in the exhaust line (3) of an internal combustion engine (1), said catalytic converter being bled off based on predetermined crit...  
WO/2009/040488A1
The invention relates to a method for adjusting the temperature of a particle filter (5) in the exhaust line (1) of a diesel engine, said exhaust line (1) comprising: an inlet (2) for the exhaust gases from the diesel engine; a diesel fu...  
WO/2009/040307A1
The invention relates to a method for controlling the introduction of reduction agents into an exhaust gas treatment system of an internal combustion engine comprising at least one SCR catalytic converter for removing nitrous oxides from...  
WO/2009/037327A1
The invention relates to a method for adapting the reducing agent feed in an exhaust gas aftertreatment system comprising an SCR catalyst for removing nitrogen oxides from the exhaust gas of an internal combustion engine and at least one...  
WO/2009/037406A1
The invention relates to equipment for regenerating a pollution control element such as a particle filter. The equipment includes an engine control calculator, a global positioning system, a system providing information on the road traff...  
WO/2009/034175A1
Method for heating a urea SCR system using at least two resistive heating elements (R1, R2), one of which (R1) is intended for heating one or some (part(s) of) component(s) always in contact with a substantial amount of urea and the othe...  
WO/2009/034174A1
Method for controlling an injector inte nded for injecting a pollution-control liquid additive into the exhaust gases of an internal combustion engine at a flow rate governed by a given frequency and openi ng time of the injector, the in...  
WO/2009/030346A1
The invention relates to an operating and diagnostic method for an SCR exhaust-gas aftertreatment system, which has an SCR catalytic converter (5) with ammonia storage capacity, of an internal combustion engine (1). In the method, a sign...  

Matches 451 - 500 out of 3,161