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WO/2017/157568A1 |
The invention relates to a method for adapting the characteristic curve of a nitrogen oxide sensor (32) of an internal combustion engine with an exhaust gas recirculation system, which has the first nitrogen oxide sensor (32) arranged up...
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WO/2017/152422A1 |
A heat-conduction-type concentration detection mechanism (300) comprises a heating device (310) configured to heat a liquid to be detected and a heat-conduction-type concentration detection sensor (330) configured to detect the quality o...
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WO/2017/151167A1 |
A scrubber system for cleaning exhaust gas from different engines. The scrubber system includes a scrubber, such as a wet scrubber, for removing a constituent from the gas and a housing having an inlet for receiving the gases into the sc...
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WO/2017/138873A1 |
The invention relates to a method for diagnosing exhaust sensors, where at least one substance (NOx) resulting from combustion is reduced by supplying an additive. A first sensor subjected to the exhaust gas stream is intended to measure...
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WO/2017/095684A1 |
A system comprises an engine including a plurality of cylinders. A first intake throttle is positioned upstream of a first set of cylinders of the plurality of cylinders. The first intake throttle provides air at a first flow rate to the...
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WO/2017/092651A1 |
Disclosed is an integrated device (1) of a pump (11) and a nozzle (12), the pump (11) being used for pumping a fluid medium towards the nozzle (12), and the nozzle (12) being used for spraying the fluid medium towards exhaust gas of an e...
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WO/2017/092839A1 |
The invention relates to a method for the aftertreatment of exhaust gas of a vehicle, wherein the exhaust gas of an internal combustion engine of the vehicle is treated by means of a particle filter (18) and by means of an exhaust gas af...
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WO/2017/087064A1 |
A system includes an exhaust treatment system (6) configured to treat emissions from a combustion engine (12) via a catalyst (14). The system includes a controller (24) configured to obtain an operating parameter indicating catalyst perf...
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WO/2017/085366A1 |
The invention relates to a vehicle (29) comprising an exhaust line (21) of a combustion engine (5) which line is equipped with a particle filter (30), the said vehicle comprising a cabin-air ventilation circuit (4), characterized in that...
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WO/2017/087402A1 |
An apparatus includes an exhaust analysis circuit and a sensor diagnostics circuit. The exhaust analysis circuit is structured to interpret first oxygen data acquired by a first sensor indicative of a first amount of oxygen in an exhaust...
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WO/2017/083389A1 |
A variety of methods and arrangements for controlling the exhaust gas temperature of a lean burn, skip fire controlled internal combustion engine are described. In one aspect, an engine controller includes an aftertreatment system monito...
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WO/2017/077063A1 |
The invention relates to a method for reducing the NOx emission in the exhaust line of an internal combustion engine. The method includes the step of supplying a reductant into the exhaust line in order to reduce the NOx. The invention i...
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WO/2017/077212A1 |
The invention relates to a method for estimating a volume of a reducing agent in liquid form (21) in a container (7) of a selective catalytic reduction system, the reducing agent being at least partially frozen (20), wherein temperature ...
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WO/2017/074089A1 |
One embodiment of the present invention relates to a management device of a selective catalytic reduction system and a control method therefor, and the management device for a selective catalytic reduction system comprises: a detection u...
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WO/2017/067763A1 |
The invention relates to a method for regenerating a soot particle filter (20) of an internal combustion engine (10) by means of a motor control device (40), which determines a pressure difference (DPe) from a differential pressure signa...
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WO/2017/063854A1 |
The invention relates to an operating fluid container system, comprising a fuel container (10) with a fuel filling level sensor (11), a urea container (20) with a urea filling level sensor (21), and a tank controller (30) which is connec...
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WO/2017/063987A1 |
An internal combustion engine produces exhaust gas that can be treated using a catalytic converter and a particulate filter. A method for ascertaining the particle load (210) on the particulate filter comprises steps (230, 235) of ascert...
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WO/2017/060020A1 |
The invention relates to a supply module (1; 2; 3), in particular for providing a fluid reducing agent (6), comprising a base plate (10) and a cover plate (12) which is arranged at a distance above the base plate (10) such that a hollow ...
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WO/2017/058518A1 |
A transport refrigeration system is provided including a refrigeration unit and a diesel engine powering the refrigeration unit. The diesel engine has an exhaust system for discharging engine exhaust from the diesel engine. An exhaust tr...
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WO/2017/050814A1 |
A diesel exhaust fluid (DEF) delivery system and method for operating same. The method includes controlling a pump to operate at an idle speed to pressurize a pressure line. The method includes controlling a backflow dosing module (BFDM)...
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WO/2017/041980A1 |
An exhaust system for an internal combustion automotive engine, such as a V engine or boxer engine, comprising a left exhaust tract connectable to a left group of cylinders and a right exhaust tract connectable to a right group of cylind...
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WO/2017/039268A1 |
An exhaust gas purifying system comprises: a reduction agent injecting module installed on a housing to inject a reduction agent into the housing, the housing capable of being mounted on an exhaust pipe through which exhaust gas from an ...
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WO/2017/034467A1 |
According to the present invention a method and an exhaust treatment system, are provided for treatment of an exhaust stream, which results from a combustion in a combustion engine and comprises nitrogen oxides N0X. The method comprises ...
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WO/2017/034463A1 |
According to the present invention, a method and an exhaust treatment system, are provided tor treatment of an exhaust stream, which results from a combustion in a combustion engine and comprises nitrogen oxides NOX. The method comprises...
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WO/2017/034470A1 |
According to the present invention a method and an exhaust treatment system, are provided for treatment of an exhaust stream, which results from a combustion in a combustion engine and comprises nitrogen oxides NOX. The method comprises ...
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WO/2017/034464A1 |
The present invention provides for an. exhaust treatment system (350) and a method for the treatment of an exhaust stream (303) from a combustion engine (301). This exhaust stream (303) comprises nitrogen oxides NOx, in which nitrogen mo...
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WO/2017/028996A1 |
A fuel supply device (2), in particular for use in a motor vehicle comprising an internal combustion engine (20), has a fuel supply pump (4) which is designed to remove fuel (28) from a fuel tank (6) and to release said fuel under increa...
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WO/2017/031396A1 |
An exhaust aftertreatment system may include a reductant tank, a gaseous ammonia source, an injector, first conduit and a second conduit. The injector may receive the liquid reductant from the reductant tank and the gaseous ammonia from ...
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WO/2017/010550A1 |
An exhaust gas purification system is provided with: a NOx reduction-type catalyst 32 that is disposed in an exhaust gas passage of an engine 10; an intake throttle valve 16 that regulates the amount of air sucked into the engine 10; an ...
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WO/2017/005417A1 |
The invention relates to a method for optimizing an active regeneration of a diesel particle filter of a motor vehicle and comprises the following steps: initially, information regarding the planned travel route of the motor vehicle is d...
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WO/2016/202481A1 |
The invention relates to a method and a device for determining the load condition of an exhaust gas particulate filter located in the exhaust path of a turbocharged internal combustion engine; in order to determine the load condition of ...
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WO/2016/204588A1 |
A low pressure SCR system comprises: an SCR reactor (30); an exhaust line (11) for guiding low-temperature exhaust gas, which has passed through a supercharger (20), to the SCR reactor (30); a urea-decomposing device (40) having a urea-d...
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WO/2016/202435A1 |
The invention relates to a method for operating an exhaust gas aftertreatment system (3), having the following steps: - determining a permissible energy input into at least one exhaust gas aftertreatment element (7) of the exhaust gas af...
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WO/2016/204589A1 |
A low pressure SCR system comprises: an SCR reactor (30); an exhaust line (11) for guiding low-temperature exhaust gas, which has passed through a supercharger (20), to the SCR reactor (30); a urea-decomposing device (40) having a urea-d...
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WO/2016/201364A1 |
Systems, devices, methods and programs for reducing emissions from engines are provided. For example, one system for reducing emissions from engines comprises a heating controller coupled to an energy storage device (ESD). The heating co...
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WO/2016/200320A1 |
The invention relates to a method for controlling a catalytic converter system (280) in a vehicle (100). The method comprises predicting (s410) the temperature of at least one element (240; 250; 260; 270; 255) of the catalytic converter ...
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WO/2016/188809A1 |
There is provided control apparatus for a motor vehicle, the apparatus comprising: control means (10); and pressure sensor means (9) for measuring a pressure difference between first and second locations (159A, 159B) of an engine aftertr...
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WO/2016/178648A1 |
An auto-calibration controller configured to automatically tune a dosing unit of an aftertreatment system. The auto-calibration controller is configured to command the dosing unit to dose reductant at a first dosing command rate at a fir...
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WO/2016/174015A1 |
The invention relates to a motor vehicle (1), comprising an internal combustion engine (110), which has a plurality of changeable control variables, a first sensor device (210a, 210b, 210c), which is provided for sensing a vehicle- and/o...
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WO/2016/162081A1 |
The invention provides a method for controlling the injection, by a reductant injector (205) in an exhaust system for an internal combustion engine, of reductant for an exhaust aftertreatment unit (204) of the exhaust system, for example...
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WO/2016/153410A1 |
Invention regards an apparatus (5) at least in part to be arranged in a channel (12) for exhaust gas discharged from a combustion engine (4). The apparatus (5) comprises a particulate filter (15) arranged to collect particulate matter pr...
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WO/2016/146907A1 |
The invention concerns a method for purging or charging oxygen of a catalyst arranged in the flow of an exhaust gas purification system of an engine comprising the catalyst, a gas probe capable of supplying a signal making it possible to...
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WO/2016/135269A1 |
A method of controlling a plug-in hybrid electric vehicle including an electric propulsion system, an engine, and a catalytic converter associated with the engine, the method comprising: monitoring a state of charge of a battery of the v...
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WO/2016/133443A1 |
A method of determining a flow resistance across a particulate filter (3) located downstream of an internal combustion engine (1 ) in an exhaust system. The method comprises measuring a first differential pressure (ΔΡ1) across the part...
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WO/2016/133227A1 |
Disclosed is a urea aqueous solution heating device. The disclosed urea aqueous solution heating device comprises: an installation part installed on an installation opening of a urea tank; a heating unit extending into the urea tank; and...
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WO/2016/114833A1 |
An exhaust aftertreatment system may include an oxidation catalyst, a soot sensor, a filter and a control module. The oxidation catalyst may be disposed in an exhaust gas passageway and may receive exhaust gas discharged from an engine. ...
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WO/2016/110343A1 |
A method for controlling dosing of a diesel exhaust fluid includes providing a diesel engine and an exhaust system. The exhaust system includes an exhaust aftertreatment device (14) and is coupled to the diesel engine (12). An injection ...
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WO/2016/108518A1 |
A selective catalyst reduction system, according to an embodiment of the present invention, comprises: an exhaust fluid channel through which an exhaust gas of an engine is discharged; a reactor installed on the exhaust fluid channel and...
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WO/2016/108616A1 |
A selective catalytic reduction system according to an embodiment of the present invention comprises: a reactor installed on a main exhaust flow path in the rear of a turbocharger installed on the main exhaust flow path; a reducing agent...
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WO/2016/103627A1 |
An exhaust gas purification system is provided with a first fuel supply unit to supply fuel to exhaust gas flowing in an exhaust passage of the internal combustion engine by means of a supply valve arranged in the exhaust passage, and a ...
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