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WO/2021/069161A1 |
The invention relates to a method for determining a change to the nature of fluid flowing through an actuator, the actuator being movable between an open position allowing the fluid flow and a closed position blocking the fluid flow, the...
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WO/2021/048024A1 |
The invention relates to, inter alia, a method for operating an internal combustion engine (10). A main amount of gaseous fuel is supplied to a main combustion chamber (16) via a pre-combustion chamber (22). An ignition amount of gaseous...
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WO/2021/049287A1 |
An engine system (1) is provided with an ammonia engine (2), a reformer (13) which reforms ammonia gas to generate reformed gas containing hydrogen, and a control unit (32). The control unit (32) includes: a first control portion (35) wh...
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WO/2021/047889A1 |
The invention relates to an energy conversion assembly (1), comprising: an energy conversion device (3) which is designed to convert chemical energy into electrical and/or mechanical energy; a first material supply device (5) for supplyi...
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WO/2021/043380A1 |
A method of testing a valve body (22) of an injector valve (10) for liquid gas is provided. The method comprises supplying control oil to a nozzle piston (41) via a control oil channel (30) at a first control oil pressure, which first co...
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WO/2021/040518A1 |
A fuel injection system, for a gas-diesel dual fuel engine, an engine assembly, a vehicle and methods of providing fuel to the engine. A fuel injection system (1), for a gas-diesel dual fuel engine (100), comprising a gaseous fuel supply...
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WO/2021/018933A1 |
The invention relates to a method for determining a grade of a fuel, in which method a closing duration of an armature of a solenoid valve, which armature moves through the fuel, is measured for several activation durations in order to o...
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WO/2021/014753A1 |
A control device in this fuel reforming system controls a steam/carbon ratio C/S in such a way as to suppress sulfur poisoning of a catalyst. The steam/carbon ratio S/C can be adjusted by controlling the amount of steam and/or the amount...
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WO/2021/014838A1 |
This hydrogen gas-fueled engine (1A) comprises an EGR cooler (8) and an engine body (2) having a crank shaft (23). The EGR cooler (8) is provided to an EGR line that branches off from an exhaust line in which exhaust gas from the engine ...
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WO/2021/008619A1 |
A oil-tanker gas supply system using two fuels, the system comprising: LNG fuel tanks (4a, 4b) disposed above a main deck (6) and respectively located on a starboard side and a port side of the main deck (6) in front of a superstructure ...
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WO/2021/011528A1 |
The disclosure relates to a method for controlling compression ignition combustion phasing in an internal combustion engine, the method comprising providing a high heat of vaporization fuel charge, the high heat of vaporization fuel char...
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WO/2021/011382A1 |
Systems and methods are provided for a combined defuel and priority panel for a fueling station. The defuel and priority panel is configured to defuel a compressed natural gas (CNG) vehicle and direct the defueled gas to fuel other CNG v...
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WO/2021/008620A1 |
A gas supply system employing two fuels for use in an ultra-large container ship. The system comprises: an LNG fuel tank disposed below deck; an engine room disposed below deck and located at the stern of the ship; and a fuel gas process...
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WO/2021/004911A1 |
The invention relates to a combustion method for an internal combustion engine, in which combustion method a fuel mixture (DME, methane) of a first fuel containing dimethyl ether and a second fuel containing methane is burned, the premix...
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WO/2020/259962A1 |
The invention relates to an HPDF operating method for an internal combustion engine (100) with internal mixture formation and self-ignition, in which method: (i) for a combustion cycle of an operating cycle, at high pressure, the introdu...
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WO/2020/252518A1 |
A method of injection of liquid or gaseous ammonia fuel into a reciprocating engine that includes at least two cylinders, each cylinder including a piston that moves reciprocally within that cylinder, each cylinder having a head location...
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WO/2020/249845A1 |
In the method of operating a piston engine (1) in a transient state a signal indicative of engine speed or power is monitored (101) and compared to a set point (102), based on the comparison, a first control signal is generated (103) and...
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WO/2020/251104A1 |
The present invention relates to a system capable of fuel supply, ballast water replacement, and clean water supply using natural gas hydrate in a minimal ballast water ship, wherein the system can extract only natural gas from natural g...
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WO/2020/249277A1 |
The invention relates, inter alia, to a method for operating an internal combustion engine (10) with hydrogen. The method comprises producing of hydrogen autoignition conditions in a combustion chamber (16) of the internal combustion eng...
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WO/2020/246226A1 |
This gas engine control device includes: a main chamber defined by a cylinder and a piston; a sub-chamber that has a nozzle hole and that is connected with the main chamber via the nozzle hole; and a sub-chamber gas regulating valve for ...
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WO/2020/239691A1 |
The invention relates to a method for determining an air mass in an air separator (50) of a direct water injection system (10) for injecting a water-fuel mixture into a combustion chamber of an engine (80) of a motor vehicle, wherein the...
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WO/2020/241604A1 |
This engine system (1) comprises: an ammonia engine (2); a reformer (13) that has a reforming catalyst (13b) that decomposes ammonia gas into hydrogen, and reforms the ammonia gas to produce a hydrogen-containing reformed gas; and a cont...
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WO/2020/240587A2 |
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WO/2020/239352A1 |
The invention relates to a method for operating a fuel system for supplying an internal combustion engine with cryogenic fuel, in particular with natural gas, wherein the fuel is stored in liquid form in a tank (1) and, by means of a pre...
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WO/2020/231556A1 |
A controller (105) for an internal combustion engine (100) is configured to operate the engine (100) at a desired output power and at a desired air/fuel ratio (304) provided in the cylinder (108), the desired air/fuel ratio (304) dependi...
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WO/2020/230979A1 |
The present invention provides a fuel supply system, for an environment-friendly ship, which selectively uses an existing fuel and an ammonia fuel or uses a mixture thereof as a fuel for a propulsion engine and a power generation engine ...
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WO/2020/222993A1 |
A gas engine is disclosed. The gas engine may include a combustion cylinder. The combustion cylinder may include an intake with an intake valve. The combustion cylinder may include an exhaust with an exhaust valve. The gas engine may inc...
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WO/2020/217998A1 |
Provided is a fuel-reforming device comprising: an ammonia tank (4); a reformer (5) for reforming ammonia and generating high-concentration hydrogen gas having a hydrogen content of at least 99%; a mixing tank (7) for mixing ammonia and ...
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WO/2020/216550A1 |
The invention relates to a method for operating a fuel system which is used to supply natural gas to an internal combustion engine of a motor vehicle. The natural gas is stored in liquid form in a tank (1) on board the motor vehicle and ...
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WO/2020/212641A1 |
According to a non-limiting example embodiment, a method (200) for analysis of fuel supplied to a combustion engine (106) during operation of the engine (106) is provided, the method (200) comprising obtaining (202) respective indication...
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WO/2020/208876A1 |
A reformer system (10) comprising: a vaporizer (12) that vaporizes liquid ammonia to generate ammonia gas; a reformer (13) that reforms the ammonia gas generated by the vaporizer (12) to generate a reformed gas that contains hydrogen; an...
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WO/2020/207712A1 |
The invention relates inter alia to a method for operating an internal combustion engine (10). The method comprises feeding a pilot quantity of gaseous fuel, preferably methane, into a prechamber (22) before a piston (18) reaches a top d...
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WO/2020/208875A1 |
A reformer system (10) comprising: a reformer (13) that reforms ammonia gas to generate a reformed gas that contains hydrogen; an air supply unit (21) that supplies air to the reformer (13); an ammonia gas supply unit (22) that supplies ...
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WO/2020/209021A1 |
An engine (100) comprises: a stop signal output unit (2) that outputs a stop signal for stopping the engine (100); a catalyst temperature acquisition unit (36c) that acquires the catalyst temperature of a reforming catalyst (36b) in a re...
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WO/2020/207783A1 |
The invention relates to a method for operating a fuel system which serves to supply an internal combustion engine of a motor vehicle with natural gas, wherein the natural gas is stored in liquid form in a tank (1) on board the motor veh...
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WO/2020/204721A1 |
For powering a vehicle, a high energy density fuel is preferred. However, for example when the high energy fuel is highly concentrated hydrogen peroxide, this fuel may be dangerous to handle; especially when the person handling the fuel ...
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WO/2020/206224A1 |
A control circuit for a dual fuel generator includes a primary fuel valve to control the supply of a primary fuel, a secondary fuel valve to control the supply of a secondary fuel, a primary fuel pressure switch to detect the primary fue...
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WO/2020/200486A1 |
A multi-fuel combustion system includes a primary fuel source, a secondary fuel source, a turbocharger including a compressor and a turbine, a charged-air-cooler positioned downstream of the compressor, at least one engine cylinder, a pr...
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WO/2020/202029A1 |
A method to control the combustion of an internal combustion engine (1), which comprises determining a combustion model, which provides a spark advance (SAmode1) depending on an objective value (Robj) of the rate of water to be injected,...
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WO/2020/195426A1 |
An ECU (10) in this ammonia engine (100) executes: first control in which, when a start-up signal is input, the degree of opening of a reforming throttle (32) is complete closure, and the degree of opening of a stop valve (38) is a prede...
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WO/2020/195427A1 |
This engine (100) is provided with a modifier (36) that modifies a fuel into a modified gas. The engine (100) is provided with: an intake flow passage (22); a modified flow passage (31); a main indicator (24); a modifying throttle (32); ...
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WO/2020/193795A1 |
Disclosed is a method for determining a drift in the fuel static flow rate of a piezoelectric injector of a motor vehicle heat engine. The method relies on measurements of the fluid pressure performed in the supply chamber of the injecto...
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WO/2020/196133A1 |
This engine system (1) is provided with: an engine (2) having a combustion chamber (2a); an intake passage (3) in which air to be supplied to the combustion chamber (2a) flows; an exhaust passage (4) in which exhaust gas generated from t...
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WO/2020/181302A1 |
The invention relates to an internal combustion engine comprising - at least one combustion chamber (2), - at least one fuel supply line (3) for supplying (preferably gaseous) fuel to the at least one combustion chamber (2), and - at lea...
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WO/2020/179141A1 |
This pilot ignition type gas engine with a turbocharger repeats a combustion cycle comprising an intake stroke for sucking a lean air-fuel mixture including gaseous fuel and air into a combustion chamber, a compression stroke for compres...
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WO/2020/174898A1 |
This fluid injection apparatus is provided with a valve body (20) and a valving element (30). The valve body has a first valve seat (25a) and a second valve seat (25b). The valving element has a first valve part (36a) and a second valve ...
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WO/2020/174228A1 |
The split cycle engine of the present disclosure comprises a compression cylinder (10) accommodating a compression piston (12), a combustion cylinder (20) accommodating a combustion piston (22), a recuperator (35) arranged to exchange he...
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WO/2020/164908A1 |
The invention relates to a fuel injector (1) for operating with combustible gas. The fuel injector has a plurality of combustible-gas nozzle valve elements (9), and the stroke of each of the combustible-gas nozzle valve elements can be c...
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WO/2020/164694A1 |
The fuel supply system for a piston engine (1) comprises a fuel feed circuit, which comprises a mixing tank (2) for receiving fuel from a fuel tank (3, 4), a fuel supply line (5) for supplying fuel from the mixing tank (2) to a piston en...
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WO/2020/162110A1 |
This fuel injection system includes: at least two injectors (40, 50) that inject gas fuel into an engine (20); a fuel tank that stores the gas fuel; and a delivery pipe that supplies the gas fuel to each of the plurality of injectors fro...
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