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WO/2015/194774A1 |
A liquefied gas treatment system and a method for driving the same, according to the present invention, drives or puts a high-pressure pump on standby according to an LNG supply standby time during a standby mode so as to efficiently ope...
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WO/2015/194656A1 |
The objective of the present invention is to provide an engine control system capable of responding to fluctuations in the amount of heat generated by a fuel gas, and to provide an engine equipped with this engine control system, a ship ...
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WO/2015/186768A1 |
An internal combustion engine with improved combustion stability through accelerated mixing of premix gas in a cylinder is provided. This internal combustion engine (1) is equipped with: a piston (13) that moves back and forth inside a c...
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WO/2015/186683A1 |
[Problem] To enable the use of gas fuels such as CNG in existing diesel engines. [Solution] A direct-injection injector unit comprising a plurality of gas fuel injectors and an ignition means for igniting the gas fuel, said injector unit...
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WO/2015/186682A1 |
[Problem] To enable the use of gas fuels such as CNG in existing diesel engines. [Solution] An injector unit that can be inserted into a through hole for accommodating a diesel injector provided to a cylinder head of a compression igniti...
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WO/2015/186608A1 |
The purpose of the present invention is to provide an engine device that has a supercharger and that, when operated in a gas mode, can perform air flow control that responds well to load fluctuations. An engine device (21) according to t...
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WO/2015/181320A1 |
The invention relates to a direct injection engine (100) which comprises a fuel supply system having: - a low-pressure circuit comprising a low pressure fuel supply line (10) connecting a low pressure pump (11) submerged in fuel tank (12...
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WO/2015/182288A1 |
When control is performed so that an air excess ratio is within a stoichiometric range, and when a throttle opening degree controller assesses that a torque value is less than A[Nm], the throttle opening degree controller performs a firs...
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WO/2015/181436A1 |
Invention relates to a fuel tank arrangement (10) in a marine vessel (16) comprising a tank container (12) tank container, a first fuel line (30) comprising a first fuel line port (32) opening into the tank container (12) so as to provid...
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WO/2015/183660A1 |
A fuel control device or fuel valve assembly includes a valve for metering flow of gaseous fuel to an engine, a drive device associated with the valve to adjust the effective flow area of the valve, a flow meter with at least one fixed a...
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WO/2015/174681A1 |
The present invention relates to a fuel supply system and a fuel supply method and, more specifically, to a fuel supply system and a fuel supply method, capable of storing LPG, which is reliquefied to be formed by a BOG reliquefaction sy...
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WO/2015/171579A2 |
A pressure regulator including a body having an internal chamber and a thermal shield made of a material having a lower thermal conductivity than a material of the body for reducing heat transfer between the body and the fluid flowing in...
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WO/2015/169684A1 |
The present invention relates to a device for the direct injection of a gaseous fuel into a combustion chamber (3) of an internal combustion engine (2), comprising a gas tank (4), a gas injector (5) which is set up to inject the gaseous ...
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WO/2015/170889A1 |
The present invention relates to a fuel supply system and a fuel supply method and, more specifically, to a fuel supply system and a fuel supply method, which pressurize and heat boil-off gas (BOG) reliquefied by a BOG reliquefaction sys...
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WO/2015/167755A1 |
An electronic modulating oven valve provides advantages over prior art designs. Additionally, for at least some embodiments, a dual passage valve operating in a modulating manner has been found to be desirable for oven and possibly other...
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WO/2015/167214A1 |
Disclosed is a fuel gas supply system (FGSS) of a vessel, which supplies natural gas to an engine as a fuel. The FGSS of the vessel includes: a storage tank in which a liquid cargo is stored; a vent mast connected to the storage tank; a ...
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WO/2015/162636A1 |
An engine drive system (10A) is provided with a two-stroke engine (2E) having a combustion chamber (20), and a tank (3) for storing natural gas in a liquid state. Natural gas accounting for some of the amount of fuel needed for a single ...
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WO/2015/158413A1 |
A flow limiting valve (4) comprises a valve body (26) which can be adjusted between a closed and an open position by means of a conveying fluid pressure, and an integrated control valve (31) via which the valve body (26) can be adjusted ...
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WO/2015/155334A1 |
The invention provides a combustion engine comprising at least one combustion chamber, preferably several combustion chambers (1), wherein to each combustion chamber a piston (2) moving within a cylinder (3), a cylinder head (4) comprisi...
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WO/2015/155408A1 |
The fuel valve (1) for introducing gaseous fuel into an intake duct (16) of a piston engine (17) comprises a first cylindrical part (2) and a second cylindrical part (4), which is arranged coaxially inside the first cylindrical part (2)....
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WO/2015/154051A1 |
Methods of operation of liquid and gaseous multi-fuel compression ignition engines that may be operated on a gaseous fuel or a liquid fuel, or a combination of both a gaseous fuel and a liquid fuel at the same time and in some embodiment...
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WO/2015/153799A1 |
This application concerns systems and methods for compressing natural gas with an internal combustion engine. In a representative embodiment, a method is featured which includes placing a first cylinder of an internal combustion engine i...
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WO/2015/151120A1 |
A monofuel supply system (4) for an endothermic motor (32) powered with alternative fuel such as LPG, methane, hydrogen and the like, comprising a flow adjustment device (12) having a device body (16) provided with a main intake pipe (20...
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WO/2015/144341A1 |
The invention relates to an electromagnetically actuatable gas valve for metering a gaseous fuel into a suction tract of a motor, in particular a gas or diesel gas motor, comprising a valve seat (1) which is designed as a flat seat and w...
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WO/2015/146368A1 |
The present invention addresses the biggest problem of reducing emission of greenhouse gas "CO2" to cope with global warming, and the problem of inventing an internal combustion engine as one of measures therefor and using the internal c...
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WO/2015/147554A1 |
An engine, according to exemplary embodiments, comprises: a cylinder having a cylinder bore; an intake valve for allowing air and fuel to flow into the cylinder bore; a piston accommodated to be slidable within the cylinder bore, and con...
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WO/2015/139134A1 |
A method for operating a gaseous-fuelled internal combustion engine by directly injecting the gaseous fuel into the combustion chamber is disclosed wherein the gaseous fuel is injected at injection pressures higher than 300 bar and the p...
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WO/2015/132466A1 |
The gas injection arrangement for introducing gaseous fuel into an intake duct (3) of an internal combustion engine comprises a gas admission valve (1) for controlling the amount of the fuel that is injected into the intake duct (3), and...
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WO/2015/127552A1 |
Diesel-cycle engines are known to have greater power, torque and efficiency compared to Otto-cycle engines of like displacement. When the fuel is a gaseous fuel, such as natural gas, a pilot fuel (such as diesel) is normally required to ...
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WO/2015/130193A1 |
The invention relates to systems supplying ship consumers with gas fuel on carriers transporting LNG and using as main energy source the transported natural gas in liquefied state and, in particular, effective usage for these purposes...
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WO/2015/130122A1 |
A boil-off gas treatment system is disclosed. The boil-off gas treatment system according to the present invention comprises: a compressor which compresses boil-off gas that is generated in an LNG storage tank of a ship or floating struc...
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WO/2015/126119A1 |
Disclosed are a system and a method for processing boil-off gas. A system for processing boil-off gas, which is generated in an LNG storage tank in a ship or a marine structure, according to the present invention comprises: a regasificat...
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WO/2015/124829A1 |
The prechamber arrangement for a piston engine (1) comprises a prechamber (17), a prechamber valve (19), a first piston (23) arranged in a first chamber (27) and comprising a piston surface (31) delimiting the first chamber (27), the fir...
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WO/2015/126116A1 |
Disclosed are a system and a method for processing boil-off gas. A system for processing boil-off gas according to the present invention comprises: a compressor for compressing boil-off gas generated in a storage tank provided in a ship ...
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WO/2015/120549A1 |
Starting a gaseous fuelled engine employing a pilot fuel at cold temperatures is challenging due to reduced ignitability and combustion efficiency of the fuel(s), and the increased viscosity of engine oil. A technique for starting a comp...
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WO2015122058A1 |
The objective of the present invention is to improve operating efficiency and reduce combustion fluctuation in a gas engine that is equipped with a combustion chamber and an auxiliary chamber and that controls the supply of a fuel gas wi...
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WO/2015/113886A1 |
The invention relates to a ship with at least one deckhouse as a superstructure, wherein an engine room is provided with at least one main engine and at least one fuel tank for liquefied gas is present. The fuel tank for liquefied gas is...
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WO/2015/113158A1 |
In adapting an internal combustion engine to be fuelled with a gaseous fuel it is preferable that both changes to the engine and cross-talk of gaseous fuel between respective intake ports are reduced when adding a port fuel injection sys...
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WO/2015/111330A1 |
This vehicular fuel cooling device is equipped with a return passage and a fuel cooling unit that is connected to the return passage. Out of fuel supplied to a fuel injection valve, a surplus portion of the fuel not injected is returned ...
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WO/2015/111502A1 |
A purpose of the present invention is to provide a gas engine that can suppress fluctuation of the actual air-fuel ratio even when a load fluctuates. A gas engine (1) in which at least one opening degree (D) selected from the opening deg...
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WO/2015/112521A1 |
Various methods and systems are provided for an intake manifold (302) for an engine (104). In one example, the intake manifold (302) comprises a first passage (304) for supplying intake air to a plurality of cylinders (200) of the engine...
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WO/2015/107972A1 |
Provided is an ammonia engine that can have increased combustion efficiency. The ammonia engine, in which liquid ammonia is supplied into a combustion chamber (11a) of a cylinder (11) as fuel, is provided with: a hydrogen gas generation ...
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WO/2015/105267A1 |
The present invention relates to the arrangement of a fuel gas tank in an apparatus for supplying fuel gas, which supplies liquefied natural gas to an engine. According to one embodiment of the present invention, provided is the apparatu...
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WO/2015/104772A1 |
In an engine (10), a gaseous fuel is injected from a first injection valve (21). A control unit (80) sets a required amount of fuel to be injected by the first injection valve (21) on the basis of the operating state of the engine and ex...
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WO/2015/104735A1 |
A fuel gas supply device (100) is provided with: two shutoff valves (11, 12) provided in fuel gas piping (20) and closed in an emergency; upstream release piping (21) connected to the portion of the fuel gas piping (20), which is located...
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WO/2015/105344A1 |
Disclosed is a fuel gas supply apparatus for supplying fuel gas to an engine installed inside a ship. The fuel gas supply apparatus of the present invention comprises: a gas supply system installed in a gas supply line through which fuel...
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WO/2015/101406A1 |
The invention relates to a dual-fuel fuel injector (1), having: – a first nozzle needle (5), which can be controlled in terms of axial stroke, for the discharge of liquid fuel via a first nozzle arrangement (21) of the dual-fuel fuel i...
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WO/2015/103642A1 |
An engine assembly is provided. The assembly includes an internal combustion engine of the type having a air intake manifold and a fuel injector in fluid communication with a cylinder head of the engine and a gasoline or diesel fuel sour...
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WO/2015/098174A1 |
A gas fuel supply system (15) includes: a combustion chamber (7) formed between a cylinder and a piston; a first valve for injecting gas fuel (PG) into the combustion chamber (7); and a second valve which is provided between a supply sec...
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WO/2015/099106A1 |
A fluid intake/discharge valve to be used when taking in a fluid of a low temperature liquefied gas into a cylinder liner and discharging the fluid by using a piston has: a valve seat body part (220) which includes a fluid supply part th...
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