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Matches 51 - 100 out of 2,703

Document Document Title
WO/2022/185119A1
A system (100) according to the present disclosure includes a chamber (102) including multiple sensors (108, 110) to sense emission factors, a first pipe (112) that receives exhaust gas from an automobile (204), and a second pipe (118) t...  
WO/2022/167912A1
A method for heating an exhaust pipe in a motor vehicle, comprising a plurality of spark cycles performed in succession at a preset frequency, wherein each spark cycle comprises injecting a preset fuel quantity into an injection area (A)...  
WO/2022/167736A1
Intake of aair (C1) and/or fuel (C2) in a combustion engine (1) is controlled on the basis of an order (5a) to activate a controller (7). The activation order (5a) is issued by an analysis system (5) in real time operation of the catalyt...  
WO/2022/165428A1
Systems and methods for modulating power provided to a heating element of a vehicle exhaust system is provided. One system includes a controller controlling a switch, and an alternator having a first field terminal input, wherein the fir...  
WO/2022/164366A1
A control device (100) and a method (300) for controlling an exhaust gas aftertreatment system (10) comprising a diesel particulate filter (20) is provided. The method (300) comprises a step of, in response to a determination that a temp...  
WO/2022/157109A1
Disclosed is a method for measuring the mass of a fluid containing urea injected by an injection system into an exhaust system (7, 8) of a vehicle (9), wherein the injection of the fluid comprises sequences (20) consisting of series (21)...  
WO/2022/137252A1
The present subject matter generally relates to a vehicle (100). The present subject matter specifically relates to an exhaust gas monitoring system (200) in a vehicle (100). The present invention eliminates the need of upstream oxygen s...  
WO/2022/129482A1
An engine assembly for a vehicle includes an internal combustion engine and an exhaust system. The exhaust system includes a catalytic converter, a main muffler, a hydrocarbon trap, a pre-muffler disposed upstream from the main muffler a...  
WO/2022/126170A1
The invention relates to a method for operating a particle filter (3) taking the ash loading into consideration, to an arrangement in this respect, to a control unit in this respect, and to a vehicle in this respect, wherein, during the ...  
WO/2022/133287A1
A method for increasing a temperature of an exhaust gas to a target temperature is provided. The method includes determining, by a controller, a target energy of the exhaust gas and determining, by the controller, a target emissions base...  
WO/2022/133206A1
A system includes an aftertreatment system and a controller coupled to the aftertreatment system. The controller is configured to generate a spatially resolved model of a catalyst of the aftertreatment system. The controller is further c...  
WO/2022/122261A1
The invention relates to a method for operating an exhaust gas aftertreatment system having a plurality of catalytic converters (3, 4) which are connected in series, comprising a first three-way catalytic converter (3) and a second three...  
WO/2022/122182A1
An exhaust aftertreatment catalyser (3', 3") in a gas fuelled internal combustion engine (1) is regenerated by passing an unbumed portion (Gu) of the fuel gas through the catalyser. The unbumed portion (Gu) of the fuel gas may be burned ...  
WO/2022/112014A1
The invention relates to a method and an apparatus for electrically heating a catalytic converter (35) arranged in an exhaust line (25) of an internal combustion engine (10) and comprising an electric heating device (37), wherein a secon...  
WO/2022/096742A1
The invention relates to a method for introducing heat into at least one component (11, 12, 13) of an exhaust-gas aftertreatment device (1) of an internal combustion engine (15), in which method a partial flow of an exhaust-gas flow is a...  
WO/2022/097321A1
Provided is a control method for a reductant generation device 100 comprising: a sprayer 10 capable of spraying a reductant precursor 50; and a heater 20 including a ceramic base 21, the heater 20 being disposed downstream of the sprayer...  
WO/2022/087366A1
Systems and apparatuses include a diesel exhaust fluid tank, a first temperature sensor positioned within the diesel exhaust fluid tank and structured to provide first temperature information indicative of a first temperature, and a seco...  
WO/2022/084850A1
An ATS includes an SCR device and is connected to an internal combustion engine (E) so as to receive an exhaust gas flow from at least one cylinder (C) of the internal combustion engine (E) when fuel is injected and combusted in such cyl...  
WO/2022/078227A1
An exhaust gas treatment system and method for a vehicle, and the vehicle. The system comprises: a lean burn NOx trap device (1), a hydrogen injection device (2), a temperature sensor (3), an air flow sensor (4), and a controller (5); th...  
WO/2022/080588A1
Disclosed is a device for reducing the greenhouse gas emissions of ships, the device comprising: a seawater supply part (110) for supplying seawater; an absorption liquid production part (120) for producing and supplying a high-concentra...  
WO/2022/069169A1
The invention relates to a method for monitoring a sensor (22) arranged in the exhaust gas region of an internal combustion engine (10). The method has the steps of determining a sensor temperature using the sensor (22), determining a mo...  
WO/2022/066829A1
A system, apparatus, and method for oxidizing methane in the exhaust gas from a lean-burn combustion gas engine in which a syngas stream comprising H2 and CO, or a combustible hydrocarbon with a light-off temperature at or below the temp...  
WO/2022/060329A1
The invention relates to a regeneration device (A) enabling the diesel exhaust system catalyst/diesel particulate filter in vehicles, which is clogged by the diesel particulates, to be automatically cleaned in steady state without the ne...  
WO/2022/055852A1
The disclosure provides a system for treating an exhaust gas stream from a gasoline engine. The system is configured to introduce controlled quantities of hydrogen gas into the exhaust gas stream upstream of a catalyst article during a c...  
WO/2022/052536A1
An exhaust system for a diesel locomotive, comprising: a mixer (7) used for mixing a urea solution with tail gas, a urea injection device being connected to the mixer (7), controlled by a controller (2) and driven by a locomotive gas sou...  
WO/2022/053680A1
The invention relates to a control (20) for a preheating of a catalytic converter (14) of a vehicle (5), comprising the following features: a calculation unit for determining an imminent shut-off time, wherein the control (20) is designe...  
WO/2022/047842A1
A method for reducing the content of polycyclic aromatic hydrocarbon substances in nano-scale particulate matter of a diesel engine. The method involves: step I, determining the in-cylinder combustion state of a diesel engine according t...  
WO/2022/051035A1
Systems and methods for controlling a hybrid system. For example, a computer-implemented method includes determining a system temperature zone of the aftertreatment system as being in: a first temperature zone below a first temperature t...  
WO/2022/044745A1
A control device (10) for an electric heating catalyst (200) comprises: a power supply unit (11) that supplies power for generating heat to the electric heating catalyst; and a temperature acquisition unit (12) that acquires the temperat...  
WO/2022/044747A1
In the present invention, an electrically heated catalyst (200) is installed in a vehicle (MV) having an internal combustion engine (100). This control device (10) for the electrically heated catalyst comprises: a power supply unit (11) ...  
WO/2022/008290A1
The invention relates to a method for managing an internal combustion engine (1) for a motor vehicle, said managing method comprising: - a step (E1) of receiving a plurality of first operating parameters (Rm, Car, α, β, δ, ε) of said...  
WO/2022/010589A1
Emissions management systems for engines in hybrid systems include a sensor assembly and a controller. Sensor assembly is configured to provide an activation signal in response to an engine start event and to detect emissions information...  
WO/2021/261633A1
The present invention relates to a method for reducing exhaust gas, wherein the exhaust gas is reduced through a control device in a vehicle provided with an exhaust gas reduction device for purifying exhaust gas from a diesel engine, a ...  
WO/2021/255352A1
The invention relates to an exhaust pollution control circuit (1) for a vehicle with a heat engine (2), comprising a filtering device (4), a turbocharger comprising a compressor unit (5) and a turbine unit (7) comprising a turbine (7a), ...  
WO/2021/248407A1
Disclosed are a GPF oxygen pump auxiliary regeneration device and method for a coupled bipolar charging and coagulation system. The device comprises a gasoline engine particulate trap (3), a charging device, an electric coagulation devic...  
WO/2021/244446A1
A gasoline particle filter-based regeneration apparatus comprising: a gasoline particle filter (4), arranged on an exhaust pipe of an engine, wherein the interior of the gasoline particle filter (4) is coated with a catalyst, and the gas...  
WO/2021/242228A1
A system includes an aftertreatment system heater of an exhaust aftertreatment system coupled to an engine. A controller coupled to the aftertreatment system heater is configured to determine a condition of an exhaust gas from an engine ...  
WO/2021/198513A1
Aspects of the present invention relate to a HC-SCR unit (120) for selective catalyst reduction of nitrogen oxides (NOx) to nitrogen (N2) using hydrocarbon (HC) as a reductant. The HC-SCR unit (120) comprises an inlet (241) for receiving...  
WO/2021/183322A1
A controller for controlling operation of an aftertreatment system that is configured to treat constituents of an exhaust gas produced by an engine, the aftertreatment system including a selective catalytic reduction (SCR) catalyst, the ...  
WO/2021/175561A1
The invention relates to a method and a device for determining the sulphur content in an exhaust channel of a motor vehicle. In this method, in order to determine the sulphur content, a determined change in the effectiveness of the nitro...  
WO/2021/177875A1
A method for a process of selective catalytic reduction, SCR, after-treatment (200) of an exhaust gas of an exhaust gas stream (131), the process (200) comprising the reduction (203) of nitrogen oxides of the exhaust gas stream (131) thr...  
WO/2021/170420A1
The invention relates to a method for diagnosing a coated particulate filter arranged in an exhaust channel of a motor vehicle, in which the following steps are carried out consecutively: identifying the need for a particulate filter reg...  
WO/2021/170919A1
The invention relates to a method for activating diagnostics of a catalytic converter arranged in an exhaust line of an internal combustion engine of the diesel engine type, said catalytic converter having an upstream temperature and dow...  
WO/2021/170918A1
One aspect of the invention relates to a pollution control system (1) of exhaust gases for a petrol engine, comprising, from upstream to downstream of an exhaust line, a first three-way catalytic converter (2), a catalyst (5) constructed...  
WO/2021/169947A1
A particulate filter regeneration system and a control method thereof. The regeneration system comprises: an air inlet pipeline (100) connected to an air inlet of an engine (20); an exhaust pipeline (200) connected to an exhaust outlet o...  
WO/2021/160826A1
The invention relates to a vehicle having an apparatus for simulating operating sounds of a desired internal combustion engine, a given drive and an exhaust system having an exhaust manifold, wherein: the exhaust manifold has free manifo...  
WO/2021/156272A1
The invention relates to a method for determining a temperature of a solenoid injector comprising a coil and a needle, when the solenoid injector is in a non-injection phase, the method being characterised in that it comprises the follow...  
WO/2021/155895A1
An apparatus (10) for use with a combustion apparatus (20) and an associated Selective Catalytic Reduction ('SCR') device (30), comprises a temperature sensing device (40) configured to measure the temperature of an exhaust (25) from the...  
WO/2021/154393A1
A method includes operating an engine system including a plurality of cylinders, a plurality of fuel injectors configured to provide fuel the plurality of cylinders, a compression braking system configured to selectably brake at least a ...  
WO/2021/148345A1
The temperature estimator (32) is intended to be incorporated into a motor vehicle internal combustion engine. It comprises a first module (36) for receiving a parameter measured by a sensor located in a fluid flow passing through the in...  

Matches 51 - 100 out of 2,703