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WO/2018/189048A1 |
The invention relates to a method for controlling a metering device (4) for introducing a urea-water solution into an exhaust gas purification system (1) of an internal combustion engine (2), comprising at least the following steps: a) r...
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WO/2018/185655A1 |
The invention provides an emission control system for treatment of an exhaust gas stream of an engine, including an engine producing an exhaust gas stream; an SCR catalyst unit downstream from the engine and in fluid communication with t...
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WO/2018/184921A1 |
Method and system for the removal of nitrogen oxides, volatile organic compounds and particulate matter from engine exhaust gasat cold start conditions.
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WO/2018/185660A1 |
An integrated vehicle on-board system configured to generate hydrogen and to introduce the generated hydrogen into an exhaust gas stream of an internal combustion engine, the system including a water-splitting article configured to split...
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WO/2018/185663A1 |
An on-board vehicle reservoir containing an ammonia/organic solvent solution may be associated with a phase separator configured to isolate ammonia from the solution. The ammonia may be introduced into an exhaust gas stream of an interna...
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WO/2018/185665A1 |
The invention provides an emission control system for treatment of an exhaust gas stream that includes an oxidation catalyst composition disposed on a substrate in fluid communication with the exhaust gas stream; at least one selective c...
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WO/2018/185661A1 |
Systems for abatement of pollutants in an exhaust gas stream of an internal combustion engine including a hydrogen injection article configured to introduce hydrogen upstream of a catalytic article are effective for the abatement of carb...
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WO/2018/182486A1 |
A method and a system for control of a dosage device and/or an engine are presented. The engine produces an exhaust stream (203) being treated by an exhaust treatment system (250) by use of at least one additive being injected into the e...
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WO/2018/183318A1 |
In an assembly and methods for NOx reductant dosing with variable spray angle nozzle, according to various embodiments, a reductant dosage is calculated. A reductant delivery region in an exhaust stream area of an aftertreatment system a...
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WO/2018/171217A1 |
A pump (11) and nozzle (12) integrated device (1). The integrated device (1) comprises a pump module (18), a nozzle module (19), and a connection pipe (180) connecting the pump module (18) and the nozzle module (19). The pump module (18)...
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WO/2018/171213A1 |
An exhaust gas after-treatment system (100), comprising an exhaust gas after-treatment injection system (200) and an exhaust gas after-treatment packaging system (300). The injection system (200) comprises at least two pump (11) and nozz...
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WO/2018/171212A1 |
An exhaust gas after-treatment system (100), comprising an exhaust gas after-treatment injection system (200) and an exhaust gas after-treatment packaging system (300). The injection system (200) comprises a conveying system (203) used f...
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WO/2018/171214A1 |
An exhaust gas after-treatment system (100), comprising an exhaust gas after-treatment injection system and an exhaust gas after-treatment packaging system (300). The injection system comprises a pump (11) and nozzle (12) integrated devi...
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WO/2018/164951A1 |
Systems and methods for optimizing a performance variable for an engine system. The method includes applying constraints of manipulated variables as well as performance variables, mechanical constraints and other engine responses to resp...
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WO/2018/153673A1 |
A method and apparatus for heating an exhaust gas treatment system comprising a catalytic converter and a heat source, the catalytic converter having a first temperature above which the catalytic reaction is of high efficiency, whereby t...
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WO/2018/153619A1 |
An apparatus for reactivating a sulfur poisoned oxidation catalyst operating in the exhaust of a lean burn, methane source (as in natural gas) fueled combustion device as in an engine. The reactivation includes desulfation of the poisone...
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WO/2018/145740A1 |
The invention relates to a method and a control unit for controlling a hybrid driveline comprising an internal combustion engine (ICE) and at least one alternative propulsion unit. The method involves monitoring a predetermined first par...
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WO/2018/143867A1 |
The present disclosure relates to a method of compacting an ash deposited in a particulate filter (4) for a vehicle exhaust gas system, the method comprising the steps of: a) providing a low-temperature melting salt to the particulate fi...
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WO/2018/138314A1 |
A waste heat recovery system (12) for an engine exhaust system (14), the waste heat recovery system (12) being controlled by an energy management system (70). The waste heat recovery system (12) comprises an inlet for receiving hot exhau...
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WO/2018/133512A1 |
An integrated apparatus of a pump and a nozzle, comprising a pump component (18) and a nozzle component (19). The pump component (18) comprises a motor housing assembly (181), a magnetic cover component (6) and a pump housing assembly (1...
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WO/2018/134151A1 |
The invention relates to a method for regenerating a particulate filter or a four-way catalytic converter in an exhaust system of an internal combustion engine, in which method a rise in the nitrogen oxide emissions during regeneration o...
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WO/2018/130459A1 |
The invention relates to a method and a device, in particular a diagnostic unit for load diagnosis of a particle filter as a component of an exhaust gas cleaning system in the exhaust train of an internal combustion engine. Said method i...
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WO/2018/130541A1 |
The invention relates to a method for regenerating a particle filter in the exhaust gas tract of an internal combustion engine. In order to determine the laden state, the particle filter is divided into multiple regions, and at the same ...
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WO/2018/127401A1 |
The present disclosure relates to a system (1) for a vehicle (V). The vehicle (V) may have an internal combustion engine (2), such has a diesel engine. The system (1) has compressor (10) having an inlet (12) and an outlet (13) for supply...
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WO/2018/127633A1 |
The invention relates mainly to a method for protecting a particle filter (51) in an exhaust line (1) of an internal combustion engine (2), in particular of a motor vehicle, including a selective catalytic reduction system and a particle...
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WO/2018/127368A1 |
The invention relates to an exhaust manifold (5) for an internal combustion engine (2), comprising at least: at least two exhaust gas paths (6, 7) which are separated from one another, at least one receiving opening (8) for a flow guide ...
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WO/2018/124771A1 |
The present specification relates to a system for regenerating a diesel particulate filter (DPF) during operation of an engine-powered forklift and a method therefor. According to one embodiment of the present specification, the system f...
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WO/2018/120468A1 |
A diesel engine calibration method, comprising: obtaining the consumption amount of vehicle urea by means of a diesel consumption amount, and converting the consumption amount of vehicle urea into an equivalent diesel consumption amount,...
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WO/2018/114421A1 |
Selective catalytic reduction systems are known and are generally included in exhaust systems of diesel engines in order to treat the exhaust gases of such engines. Such systems involve the introduction of diesel exhaust fluid (DEF) into...
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WO/2018/114424A1 |
Selective catalytic reduction (SCR) systems are known and are generally included in the exhaust systems of diesel engines in order to treat the exhaust gases of such engines. Such systems typically involve the introduction of a diesel ex...
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WO/2018/114419A1 |
A method of treating exhaust gas in an exhaust passage using a selective catalytic reduction system is provided. The system comprises a hydrolysis catalyst (18) in the passage (12) upstream of a SCR catalyst (20), and a diesel exhaust fl...
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WO/2018/108775A1 |
The invention relates to a method for operating an electrically heatable catalytic converter in an exhaust gas system of a combustion engine having at least one honeycomb body, through which an exhaust gas stream can flow, and having at ...
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WO/2018/111172A1 |
An exhaust system (1) of an internal combustion engine (2), comprising an engine exhaust conduit (4) and an aftertreatment system (3) including a main exhaust conduit (5) connected to the engine exhaust conduit and at least one catalytic...
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WO/2018/111761A1 |
A system for diagnosing an improper reductant concentration includes: a selective catalytic reduction (SCR) catalyst unit, a doser configured to dose reductant into a chamber of the SCR catalyst unit, a reductant concentration sensor, an...
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WO/2018/108304A1 |
The invention relates to a method for regenerating a particle filter of an exhaust gas aftertreatment system of an internal combustion engine with low-pressure exhaust gas recirculation, the internal combustion engine comprising: an EGR ...
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WO/2018/106174A1 |
The present invention presents a method and a system for control of at least one sectional ammonia coverage degree profile NH3_profile for at least one SCR catalyst included in an exhaust gas treatment system. The method includes determi...
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WO/2018/104155A1 |
The invention relates to a method for checking a loading state of a particle filter (1) in an exhaust line (2) of an internal combustion engine (3), wherein the exhaust line (2) has at least the particle filter (1), a first lambda probe ...
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WO/2018/104034A1 |
The invention relates to a device for cleaning exhaust gases of an internal combustion engine, comprising an adsorption element for nitrogen oxide, a heating device, an injection device for injecting an aqueous urea solution, a catalyst ...
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WO/2018/102306A1 |
A process for controlled heating of a sensor of an aftertreatment system comprising accessing several parameters, including an exhaust mass flow, an outlet temperature, an ambient air temperature, and an ambient air velocity, calculating...
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WO/2018/095818A1 |
Arrangement (100) for an exhaust gas aftertreatment system (102), comprising a tank (104) for storing a reducing agent (106); a pump unit arrangement (108) arranged in downstream fluid communication with the tank; a nozzle (110) arranged...
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WO/2018/096292A1 |
The subject of the present invention is a process for optimizing a removal of nitrogen oxides from the gases in an engine exhaust line performed according to a selective catalytic reduction by injecting an amount of a reducing agent into...
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WO/2018/091129A1 |
The invention relates to a method for operating an exhaust gas aftertreatment system (3) of an internal combustion engine (1), wherein at least one operating parameter is detected during the operation of the exhaust gas aftertreatment sy...
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WO/2018/089026A1 |
The present disclosure relates generally to well site operations and, more particularly, to the capture and recovery of exhaust gas from machinery located and operated at a well site. Exhaust gas comprising carbon dioxide is captured, ab...
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WO/2018/077526A1 |
The invention relates to a method for operating a pressurized metering system, comprising a conveyor module, a metering valve and a pressure sensor, wherein, during a pressure control, an adaptation of the control of the metering valve t...
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WO/2018/068994A1 |
The invention relates to a catalyst measurement system (100) for the self-diagnosis and age determination of an SCR catalyst (110) for a vehicle. The catalyst measurement system (100) has the following components: an SCR catalyst (110) f...
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WO/2018/069254A1 |
The invention relates to a method for regenerating a particle filter (74) in an exhaust system (60) of a motor vehicle (10) having an internal combustion engine (12). Here, for a temperature increase to a temperature (T) required for the...
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WO/2018/065912A1 |
A sender unit (1) for conveying a solution of urea into a vehicle, comprising an upper portion (2) configured to be inserted in an opening of a tank; the upper portion (2) defines a first and a second orifice (5, 6) adapted to be connect...
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WO/2018/067774A1 |
Catalyst regeneration processes that include measures for controlling emissions generated during the regeneration are described. The present invention further relates to catalytic processes for producing various chlorinated aromatic comp...
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WO/2018/060847A1 |
Described herein is a process for designing a virtual sensor that is able to estimate a variable of interest v as a function of a set of available variables u i . The process comprises the steps of: - acquiring (1002) a design data-set D...
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WO/2018/063973A1 |
A multi-cylinder opposed piston engine (100) can include one or more sensors, such as oxygen or nox sensors (132, 134, 136, 138, 142), for each cylinder (103) of the multi-cylinder opposed piston engine (100). The sensors (132, 134, 136,...
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