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WO/2024/064225A1 |
Systems and methods for controlling an aftertreatment system are provided. A method includes: receiving a first input target and a first input value, the first input target and the first input value associated with a first aftertreatment...
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WO/2024/054178A1 |
The invention relates to a method of determining the driving conditions for emission optimisation in autonomous vehicles that calculate the required speed and acceleration values for the total optimum emission according to the road condi...
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WO/2024/047176A1 |
The invention relates to a method for operating a drive device (1) for a motor vehicle, said drive device having an exhaust gas-producing drive assembly and an exhaust gas aftertreatment device (2) for the aftertreatment of the exhaust g...
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WO/2024/049842A1 |
A system, method, and apparatus for reducing emissions are provided. A system can include an aftertreatment system including a catalyst, and a controller coupled to the aftertreatment system. The controller is configured to: receive temp...
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WO/2024/041051A1 |
A sensor for measuring the quality of a urea solution. The sensor comprises a quality sensing element (100) and a signal processing unit (120), wherein the quality sensing element (100) is covered by a urea solution, and the signal proce...
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WO/2024/041199A1 |
A hydrocarbon ejection system and a treatment method therefor, and a vehicle exhaust post-treatment system. The hydrocarbon ejection system comprises a metering unit and an ejection unit, wherein an inlet of the metering unit is connecte...
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WO/2024/025663A1 |
A system comprising an aftertreatment system comprising: a catalyst member, and a first exhaust conduit upstream of the catalyst member; a first temperature sensor operatively coupled to the catalyst member; a flow sensor coupled to the ...
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WO/2024/024990A1 |
The present invention relates to a start-up delay system installed in a vehicle, and comprises: a start-up signal module into which a start-up initiation signal or start-up end signal of the vehicle is input; a urea solution tank that is...
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WO/2024/013965A1 |
A control unit (9) determines whether icing has occurred in a pressure differential sensor (8) that detects pressure loss of a GPF (5), or in an inlet-side pressure introduction pipe (10) or an outlet-side pressure introduction pipe (11)...
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WO/2024/013964A1 |
When an internal combustion engine (2) mounted in a vehicle temporarily stops for a prescribed time or longer during an operation of the vehicle and the outside temperature is less than or equal to a prescribed temperature, it is determi...
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WO/2024/009161A1 |
A method for pre-heating an exhaust gas after treatment unit (100) is disclosed. The method includes aspect of receiving a signal corresponding to a torque of an engine (2) and a signal corresponding to a temperature of a plurality of em...
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WO/2023/244239A1 |
A method includes detecting a threshold reduction in performance of at least one heat exchanger of a discrete plurality of heat exchangers coupled to an exhaust circuit of a reciprocating engine. The discrete plurality of heat exchangers...
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WO/2023/229705A1 |
The present disclosure relates a technique for determining gas emission parameters over a geospatial area. The system includes a non-transitory computer-readable medium for storing the spectral signals obtained from overhead sensors and ...
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WO/2023/216015A1 |
Provided is a method for predicting the remaining service life of a urea pump, comprising: monitoring a pressure buildup duration (S41); acquiring a working condition degradation duration according to the pressure buildup duration (S42);...
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WO/2023/210875A1 |
The present invention relates to a carbon dioxide capture and carbon resource utilization system, for ship, using seawater and flue gas. According to an embodiment of the present invention, the system comprises: a first reactor which spr...
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WO/2023/196644A1 |
A system includes an exhaust aftertreatment system and a controller including a processor coupled to a memory device storing instructions that, when executed by the at least one processor, cause the controller to perform operations. The ...
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WO/2023/189968A1 |
Provided is a catalyst deterioration detection device that detects deterioration of a catalyst by appropriately making transitions between a lean state and a rich state, on the basis of an oxygen release amount and an oxygen storage amou...
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WO/2023/186869A1 |
In a method for detecting manipulation of a sensor value of an exhaust gas sensor of an internal combustion engine for a vehicle, the internal combustion engine (1) is first operated in an overrun fuel cut mode. A first sensor value (ΔN...
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WO/2023/175342A1 |
There is a provided an exhaust gas conduit for an exhaust system of an internal combustion engine. The exhaust gas conduit includes a main passage for a main flow of exhaust gases passing through the exhaust gas conduit, a chamber config...
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WO/2023/175344A1 |
There is provided a turbine for a turbocharger, comprising: a turbine inlet passage configured to receive exhaust gas from an internal combustion engine, the exhaust gas received by the turbine inlet passage defining a turbine bulk flow;...
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WO/2023/175345A1 |
M&C PM359732GB 386 69050154-1 ABSTRACT: There is provided a turbine for a turbocharger, comprising: a turbine inlet passage configured to receive exhaust gas from an internal combustion engine, the exhaust gas received by the turbine inl...
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WO/2023/165777A1 |
The present invention relates to a method for calibrating an exhaust gas sensor (140, 142) of an internal combustion engine (100) for a vehicle, and to an internal combustion engine (100) for a vehicle. The internal combustion engine (10...
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WO/2023/151319A1 |
A driving data processing method and processing apparatus and a processor. The method comprises: obtaining the current driving route of a vehicle currently in a driving state; comparing the similarity between the current driving route an...
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WO/2023/147226A1 |
A method of operating a vehicle including an engine includes suspending operation of the engine during operation of the vehicle including stopping fueling of the engine. The method includes accelerating the engine to a high-speed startin...
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WO/2023/139894A1 |
This processing device comprises: an acquisition unit that acquires regeneration information, which is information relating to a regeneration interval of a filter that captures particulate matter in exhaust gases from an engine, and ash ...
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WO/2023/139890A1 |
This treatment device is provided with: an acquisition unit for acquiring information indicating an estimated value for the amount of an ash deposit which has been deposited on a filter for collecting particulate matter in exhaust from a...
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WO/2023/141293A1 |
A system, method, and apparatus for predicting and controlling tailpipe NOx conversion and ammonia slip based on degradation of an aftertreatment system. The aftertreatment system is coupled to a controller. The controller can be configu...
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WO/2023/140438A1 |
The present invention relates to a carbon dioxide capture and carbon capture and utilization system for a ship, the carbon dioxide capture and carbon capture and utilization system for a ship, according to one embodiment of the present i...
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WO/2023/131348A1 |
A monitoring method for removal of double DPFs, applied to an engine aftertreatment system comprising the double DPFs. The two DPFs are each provided with a differential pressure sensor used for detecting a differential pressure and a do...
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WO/2023/119170A1 |
A method for monitoring a thermal degradation state of a reducing solution contained within a reservoir (5) includes the steps of providing a first functional relationship associating a quantity indicative of a temperature (steps 104, 11...
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WO/2023/110439A1 |
The invention relates to a method and a device for checking the functioning of an electric heating device (2) of a heatable exhaust gas catalytic converter system (1) of an internal combustion engine (4), said exhaust gas catalytic conve...
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WO/2023/096552A1 |
The present disclosure relates to predicting and detecting an upcoming failure of a NO X sensor in a vehicle. In particular, the disclosure relates to a method for predicting an upcoming failure of a NO X sensor. The disclosure also rela...
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WO/2023/097198A1 |
A method for controlling operations of a selective catalytic reduction (SCR) module of an engine system includes, prior to a time-initiated cleaning event of the SCR module to clear the SCR module of sulphur accumulation, determining whe...
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WO/2023/091071A1 |
A control device (100) and a method for deriving an engine-out NOx concentration in an exhaust system (10) comprising a SCR catalyst (13), a dosing device (14) for dosing a reductant, a first NOx sensor (18) arranged downstream of the do...
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WO/2023/074030A1 |
Provided is a catalyst degradation diagnosing device capable of detecting a degree of degradation of a catalyst without any problem, using one oxygen concentration sensor. The catalyst degradation diagnosing device comprises: a downstrea...
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WO/2023/070794A1 |
The present application discloses an automobile exhaust NOx concentration testing method. By means of dividing a flow surface into multiple flow sections, as well as collecting and analyzing the gas flowing through each flow section, the...
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WO/2023/061975A1 |
The invention relates to a method for operating a drive device (1) for a motor vehicle, which drive device has a drive unit (2) that generates an exhaust gas, wherein a preset value (4) for a fresh gas quantity to be supplied to the driv...
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WO/2023/060654A1 |
The present invention relates to the technical field of exhaust post-treatment, and particularly disclosed is a control method for the removal of PM in a DPF. The method comprises: according to the current quantity of PM in a DPF, determ...
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WO/2023/045413A1 |
Provided in the present application are an engine control method, an engine control apparatus, and a vehicle. An engine comprises a heating apparatus, a jet apparatus and a catalytic conversion apparatus. The engine control method compri...
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WO/2023/009865A1 |
Systems, devices, and methods for an emissions characterization system (800) comprising: one or more trace gas emission monitoring devices (802, 804, 806, 808, 810, 812, 814, 816, 818, 820); where the one or more trace gas emission detec...
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WO/2023/001486A1 |
The invention relates to a method for operating an internal combustion engine (2) of a motor vehicle (1), in which method exhaust gas from the internal combustion engine (2) is fed to at least one catalytic converter (4) that is placed i...
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WO/2023/001530A1 |
The invention relates to a method for operating a nitrogen oxide sensor (14) for detecting nitrogen oxide contained in the waste gas of an internal combustion engine. According to the invention, an electronic arithmetic unit (16) is desi...
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WO/2022/258304A1 |
The invention relates to a method for operating a drive device (1) for a motor vehicle, which drive device has an exhaust gas-generating drive assembly, an exhaust gas aftertreatment device (2) and a heating device (3) for heating the ex...
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WO/2022/257762A1 |
Disclosed in the present application are a secondary air system monitoring method and apparatus, and a device and a storage medium. The method comprises: after a program is initialized, acquiring a first flow difference reference value o...
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WO/2022/255590A1 |
The present invention relates to a system for capturing carbon dioxide and sulfur oxides for ships which can capture carbon dioxide in an exhaust gas using a basic alkali mixture, and utilize the captured carbon dioxide to capture sulfur...
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WO/2022/243122A1 |
One aspect of the invention relates to a method (100) for identifying defective injection of urea into an exhaust line of a vehicle equipped with an internal combustion engine, the method (100) comprising the steps of: - calculating (105...
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WO/2022/228717A1 |
The present invention pertains to a system (10) for monitoring measured NOx values in an exhaust component (20), comprising a first NOx sensor (1) having a first predetermined maintenance interval (M1) and a second NOx sensor (2) having ...
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WO/2022/208516A1 |
The present invention is directed to a system (100) for determining an age of a catalytic converter (110). The system (100) includes a first lambda sensor (120), a second lambda sensor (140), and an Engine Control Unit (ECU) (150) couple...
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WO/2022/204437A1 |
A method of controlling an exhaust gas aftertreatment system includes receiving a plurality of emissions values from a plurality of sensors disposed in an aftertreatment system, determining a real-time conversion efficiency for one or mo...
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WO/2022/191905A1 |
Methods, systems, and computer readable media are disclosed for providing a maintenance recommendation for a catalyst based on a trained machine learning model. The method includes: extract training data comprising one or more parameters...
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