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WO/2023/138814A1 |
The invention relates to a hydrogen combustion engine (1) comprising: - a crankcase (3), - a hydrogen sensor (4) for detecting a hydrogen concentration in a crankcase gas (5), - a crankcase ventilation device (9) which is designed in suc...
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WO/2023/139716A1 |
This diesel engine comprises a combustion chamber and a fuel injection means for injecting a fuel oil and gaseous ammonia, which serve as an ignition source, into the combustion chamber, wherein an ammonia premixed gas is formed in the c...
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WO/2023/127221A1 |
This gas engine (1) includes: a frame (2) including a crankcase (21) in which a crankshaft (22) is accommodated; a cylinder (3) protruding from the frame (2); and a cylinder head (4) that is attached to the cylinder (3) and comprises an ...
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WO/2023/127299A1 |
This engine system comprises: a first flow rate control valve that controls the flow rate of air to be supplied to an engine; a first fuel supply valve that supplies a fuel to the engine; a reformer that reforms the fuel to generate a re...
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WO/2023/120588A1 |
[Problem] To provide an automobile engine capable of converting vapor energy of vaporized atomized water, together with combustion energy of hydrogen gas, into motive power of the engine. [Solution] An automobile engine 10 is provided wi...
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WO/2023/119743A1 |
Provided is an engine system capable of increasing the temperature of a catalyst in a reforming device to an appropriate temperature, irrespective of the environment in which a combustion device is operated. This engine system (1) compri...
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WO/2023/110131A1 |
The disclosure relates to an internal combustion engine, ICE, system (100) comprising: an internal combustion engine (10) for combustion of gaseous fuel and having a combustion chamber (7) at least partially delimited by a cylinder (2); ...
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WO/2023/108186A1 |
The invention relates to a system comprising a vehicle, a cryogenic container (2) mounted on the vehicle, being preferably a hydrogen container and particularly preferably an sLH2 container, an auxiliary system for filling the cryogenic ...
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WO/2023/110125A1 |
The disclosure relates to an internal combustion engine, ICE, system (100) comprising: an internal combustion engine (10) for combustion of gaseous fuel and having a combustion chamber (7) at least partially delimited by a cylinder (2); ...
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WO/2023/112637A1 |
[Problem] To provide an engine operation method which promotes mixing of an ammonia gas and air in a cylinder. [Solution] In the present invention, hydrogen gas that has been simultaneously supplied into the cylinder along with a fuel ga...
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WO/2023/114019A2 |
Operating an internal combustion engine system (10) includes combusting gaseous hydrogen fuel and gaseous hydrocarbon fuel at a first substitution ratio in a plurality of cylinders (16) in an engine (12), inputting an emissions cost valu...
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WO/2023/110130A1 |
The disclosure relates to a piston (3) for an internal combustion engine, ICE, (10) operable on a gaseous fuel, said piston having a piston top end (16) comprising a piston bowl (6) for receiving at least one gaseous fuel jet (50, 50a-c)...
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WO/2023/110552A1 |
The invention provides a method of operating a water injection system (1) for a combustion engine (20), the system (1) comprising an injector (5) for injecting water at least indirectly into the combustion engine (20) and a pump (4) for ...
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WO/2023/108184A1 |
The invention relates to a method for operating a gas-powered internal combustion engine, wherein during a switched-on operating state of the internal combustion engine, an oxygen-containing gas, preferably air, is introduced during an i...
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WO/2023/105439A1 |
Method of supplying a spark-ignition internal combustion engine comprising a mixing procedure, on board the vehicle, of methane and hydrogen and in which a ratio between methane and hydrogen is determined at least as a function of a meth...
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WO/2023/105890A1 |
A hydrogen mixed-combustion electronic control device that controls the mixed ratio of hydrogen mixedly combusted in a combustion room of a hydrogen mixed-combustion engine having a first fuel supply device that supplies first fuel to th...
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WO/2023/105433A1 |
Methane and hydrogen injection device (MJ) comprising a first methane injector (J1), a second hydrogen injector (J2), a single common injection pipe (CMC), wherein the injectors are associated together so as to produce a mixture of metha...
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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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