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WO/2023/097378A1 |
The invention consists in a system with components that make it possible to mix biodiesel and ethanol with a dedicated additive for supplying a Diesel cycle engine (7), in which each fuel is separately supplied to its own tank (1, 2) and...
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WO/2023/094306A1 |
The present invention relates to a device for direct injection of a gaseous fuel, in particular hydrogen, which device comprises: a pressure-control unit which is designed to convert a supplied variable pressure level of the gaseous fuel...
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WO/2023/090218A1 |
This reciprocating engine system comprises: a reciprocating engine that has a cylinder which forms a combustion chamber, a piston which reciprocates within the cylinder, an ammonia fuel supply device which supplies gaseous ammonia to the...
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WO/2023/090279A1 |
This control device for an engine provided with a fuel supply system capable of supplying liquefied natural gas to the engine as fuel comprises: a control unit for calculating a feedback adjustment value on the basis of a deviation betwe...
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WO/2023/091802A1 |
A fuel injector for adaptive dual fuel injections has means to directly inject two types of fuels, which can be gas and liquid, or liquid and liquid, independently and collaboratively through a single nozzle. A fuel injection method and ...
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WO/2023/084747A1 |
An internal combustion engine (10) comprises a combustion chamber (28), a spark plug (43), an intake port (30), and an exhaust port (31). A tip (43a) of the spark plug (43) is positioned between the intake port (30) and the exhaust port ...
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WO/2023/084015A2 |
The invention relates to a method for operating an internal combustion engine (2), wherein the internal combustion engine (2) comprises at least one combustion chamber (3) in which a fuel is at least partially burned with ambient air, an...
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WO/2023/084692A1 |
A fuel reforming device (40) is provided with: an anode electrode (41A) and a cathode electrode (42A) arranged inside a second fuel pipe (15) between a fuel tank (60) and a fuel injection device (20); and a plasma power supply (43) elect...
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WO/2023/084908A1 |
Provided are; a fuel supply control device capable of preventing damage on components caused by LNG fuel in a liquid state; and a vehicle. The fuel supply control device is for controlling selective supply, to an engine, of either LNG fu...
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WO/2023/078969A1 |
The invention relates to a method for purging a canister of an internal combustion engine of a motor vehicle that is equipped with at least one exhaust gas recirculation system at the intake, which method comprises the following steps: -...
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WO/2023/073140A1 |
A fuel injection valve (10.1) is described, comprising a housing (12) which has an injection valve seat (18) and a nozzle body (16), a high-pressure chamber (26) which runs from a high-pressure fuel inlet (24) to the injection valve seat...
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WO/2023/067117A2 |
A method of combusting hydrogen gas in an engine cylinder to initiate a diffusion combustion process, the engine cylinder having a cylinder piston (18) which is driven by means of a crankshaft between bottom dead centre (BDC) and top dea...
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WO/2023/068274A1 |
Provided are an engine control device and a vehicle with which the methane number of LNG fuel can be estimated. The engine control device is capable of using liquefied natural gas as fuel, and is provided with an acquisition unit that ac...
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WO/2023/068267A1 |
Provided are: a fuel property determination device capable of allowing a user to recognize a change in fuel property with more appropriate timing; and a vehicle. This fuel property determination device determines components of liquefied ...
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WO/2023/058843A1 |
An apparatus for manufacturing hydrogen-enriched slush LNG fuel according to the present invention comprises: a vortex tube (110) having a vortex chamber (120) formed therein; a plurality of radial inlets (111) which are installed on the...
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WO/2023/052615A1 |
The invention relates to a method for controlling a combustion process in an internal combustion engine, wherein the internal combustion engine can be operated with a first and a second fuel type or with a fuel mixture from the first and...
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WO/2023/049925A1 |
The subject matter of this specification can be embodied in, among other things, a method performed in connection with an internal combustion engine, and the method including receiving a pressure signal from a combustion chamber pressure...
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WO/2023/041629A1 |
The invention relates to a system, comprising a cryogenic container (1) and a heat exchanger (60) for heating cryogenic fluid removed from the cryogenic container (1), wherein the heat exchanger (60) comprises at least one first heat exc...
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WO/2023/041630A1 |
The invention relates to a system, comprising a cryogenic tank (100), in particular an LNG tank or a hydrogen tank, an external heat exchanger (140) and an internal heat exchanger (170) with a pressure management system, wherein the syst...
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WO/2023/036710A1 |
Method for operating an internal combustion engine (1) with a combustion space (2) which is connectable to a supply of charge air (3) and to a supply for fuel. An exhaust gas line (11) takes up the combusted air from the combustion space...
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WO/2023/037558A1 |
An engine 1 can use alcohol fuel or a mixed fuel obtained by mixing alcohol fuel with hydrocarbon fuel, and a control device 30 comprises: an engine temperature sensor 36 that detects the temperature Teng of the engine 1; an outside air ...
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WO/2023/033445A1 |
The present invention relates to a system and method for preventing corrosion of a fuel supply pipe of an ammonia fuel or co-firing engine and, more specifically, to a system and method whereby, when an ammonia-fueled engine is stopped, ...
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WO/2023/028626A1 |
Internal combustion engine, preferably a flexible fuel combustion engine, comprising: - at least one main combustion chamber (4), - a gas mixing device (12) or a port injection valve, which is configured to supply a first gaseous fuel, p...
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WO/2023/028625A1 |
Internal combustion engine, comprising: - at least one piston-cylinder unit (2) in which an air-fuel mixture, preferably an air- hydrogen mixture, is combustible, - at least one intake port (3) fluidically connected to the at least one p...
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WO/2023/028156A2 |
Some embodiments described herein relate to a method of operating a compression ignition (CI) engine. The CI engine can include a combustion chamber. The method of operating the CI engine includes receiving a volume of intake charge in t...
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WO/2023/028512A1 |
A housing (202) defines a gaseous fuel inlet (204) and a gaseous fuel outlet (206). A rotor (210) defines an internal flow passage (212) therethrough that rotates with the rotor to, alternately, allow gaseous fuel flow, or to block gaseo...
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WO/2023/021036A2 |
The invention relates to a method for operating a spark-ignition internal combustion engine. The internal combustion engine is operated using hydrogen as fuel, and a lambda injection value is a value which indicates the formation of a mi...
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WO/2023/016984A2 |
The invention relates to a method for the switching or alternating operation of diesel engines (400), more particularly for the switching operation of marine engines, wherein the diesel engine (400) is operated, in a diesel fuel mode, by...
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WO/2023/016742A1 |
A multi-fuel combustion system includes a primary fuel source, a secondary hydrogen fuel source, a turbocharger including a compressor and a turbine, a charged-air- cooler positioned downstream of the compressor, at least one engine cyli...
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WO/2023/006570A1 |
The present invention relates to a method for operating an internal combustion engine with a mixture of ammonia and dimethyl ether, comprising the steps of: injecting or blowing the liquefied or gaseous mixture into a combustion chamber,...
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WO/2023/004017A1 |
A two-stroke cycle uniflow-scavenged opposed-piston engine is configured to use hydrogen fuel. The opposed-piston engine has at least one cylinder and a pair of pistons disposed for opposed motion in a bore of the cylinder. Hydrogen fuel...
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WO/2023/003522A1 |
A dual liquid fuel injection system for an internal combustion engine with direct injection comprising an assembly for feeding low-pressure liquid fuel with a low-pressure liquid fuel tank, an assembly for feeding high-pressure liquid fu...
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WO/2023/285572A1 |
A multi-fuel combustion system includes a primary fuel source, a secondary fuel source, a tertiary fuel source, a chamber for mixing at least two fuels, a turbocharger including a compressor and a turbine, a charged-air-cooler positioned...
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WO/2023/285571A1 |
A multi-fuel combustion system includes a primary fuel source, a secondary hydrogen fuel source, a tertiary fuel source, a turbocharger including a compressor and a turbine, a charged-air-cooler positioned downstream of the compressor, a...
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WO/2023/286453A1 |
A gas engine system (1A) according to an embodiment comprises: a hydrogen gas engine (4) including a crankcase (41) and a valve chamber (44) in communication with the crankcase (41); and a gas supply device (7) that supplies, to the valv...
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WO/2023/280393A1 |
A liquid gas injection circuit (100) for an internal combustion engine of a motor vehicle comprising a gas supply pipe (31) connected to a gas injection rail (32), wherein at least one gas injector (34) leading into an inlet channel of t...
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WO/2023/272392A1 |
An apparatus and method for injection of a pilot fuel into an internal combustion engine includes a variety of steady state, transient and other techniques to reduce an injection quantity of the pilot fuel and/or a carbon content of the ...
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WO/2023/276245A1 |
An internal combustion engine control device provided with: a valve closing time calculation unit; a valve closing delay time difference calculation unit for calculating a difference in valve closing delay times by normalizing a pluralit...
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WO/2023/272317A1 |
Internal combustion engine, comprising: - a plurality of piston-cylinder units (2) comprising a main combustion chamber, - an engine control device (9) for controlling the operation of the internal combustion engine (1), the engine contr...
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WO/2023/274184A1 |
A dual-fuel intelligent combustion system, comprising a cylinder body (1), a cylinder cover (3), a piston (2), a methanol fuel injector (5), a diesel injector (6) and electronic control units (ECU), wherein the cylinder body (1), the cyl...
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WO/2022/266769A1 |
An apparatus and method for pressurizing and supplying a gaseous fuel to an engine includes a first supply and a second supply of the gaseous fuel stored as a compressed gas. A pressure regulator regulates a pressure of the gaseous fuel ...
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WO/2022/268557A1 |
A method (200) for handling a vent gas mixture comprising fuel vapours of a fuel and inert gas, the vent gas mixture originating from a fuel system (120), the method (200) comprising: directing (S202) the vent gas mixture from the fuel s...
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WO/2022/268599A1 |
An arrangement (100) and a method for handling purged alcohol- based fuel originating from an alcohol fuel system (108) configured to fuel an alcohol fueled engine (112), the arrangement (100) comprising: a boiler system (102) comprising...
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WO/2022/264795A1 |
This methane number estimation device estimates a methane number of gas fuel supplied to a gas engine of interest, and is provided with: a first association information acquisition unit that acquires first association information in whic...
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WO/2022/265804A1 |
A delay circuit (150) for providing natural gas to an engine (110) and systems, components, and methods thereof can comprise a first valve (156) to selectively pass the natural gas from a starter motor (120) configured to start the engin...
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WO/2022/258875A1 |
The ventilation arrangement for a crankcase (4) of a turbocharged dual-fuel or multi-fuel piston engine (1) comprises a ventilation line (10) for discharging gases from the crankcase (4), an air feed line (8) for conducting air from an i...
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WO/2022/259771A1 |
s electronic control device for mixed hydrogen combustion comprises: a combustion timing detection unit that detects the combustion timing of an engine; an abnormal state detection unit that detects an abnormal state, in which a type of ...
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WO/2022/256061A1 |
A fuel system comprises: a source of a fuel; a fuel rail in fluid communication with the source of fuel to accumulate a quantity of the fuel at a fuel rail pressure; a port fuel injector in fluid communication with the fuel rail to recei...
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WO/2022/256810A1 |
A computer system includes a processor and a memory configured with instructions executable by the processor to determine a fuel configuration in response to input received by the HMI, determine fuel composition constituents in response ...
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WO/2022/248916A1 |
The present invention belongs to the field of combustion engine mechanics and controlling the dual jet fuel supply of said engines that use air, and it particularly relates to engines that are especially adapted for use of a special fuel...
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