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JP2024513091A |
Supply systems for rotary engines and turbines apply fuel and oxidizer under pressure. Rotate. oval, whose outermost peripheral area has a curvature equal to that of the housing, and is driven synchronously by a mesh, gear, interrelated ...
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JP2024037067A |
An object of the present invention is to stabilize regulator outlet pressure in all operating ranges in a gas fuel low pressure regulator equipped with a bypass fuel passage that bypasses an on-off valve. [Solution] The inside of a body ...
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JP7451463B2 |
Disclosed is a two-stroke uniflow scavenging crosshead internal combustion engine which includes at least one cylinder, a cylinder cover, a piston, a fuel supply system, and a scavenging air system. The cylinder has a cylinder wall. The ...
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JP2024508927A |
An apparatus (100) and method for combusting purge gas originating from an ammonia fuel system (108) that supplies fuel to an ammonia fuel engine (112), the apparatus (100) comprising a burner (104) and a fuel supply system (108). a fuel...
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JP7434051B2 |
To provide a work machine capable of grasping a transition of a fuel residual quantity after exchanging a fuel cylinder.A work machine comprises: an airframe; a motor mounted on the airframe; an exchange-type fuel cylinder storing fuel s...
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JP2024021803A |
The present invention provides a fuel injection control device that can appropriately inject gaseous fuel with a fuel injection valve even in an operating range where fuel is injected at subsonic speeds. [Solution] A fuel injection contr...
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JP7419912B2 |
To provide an internal combustion engine that performs stable lean burning.An engine 1 is an internal combustion engine that comprises a main combustion chamber 11 and a sub-combustion chamber 25 linked to the main combustion chamber 11,...
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JP2024008562A |
An object of the present invention is to provide a waste treatment system that can suppress abnormal combustion from occurring in an engine into which gas generated by waste treatment is introduced. [Solution] A waste treatment device th...
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JP2024002623A |
An object of the present invention is to reduce the amount of ammonia discharged from a reforming catalyst. [Solution] The ammonia engine system 10 includes a combustor 40 that generates combustion gas by burning ammonia mixed with air, ...
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JP2023183449A |
To provide an internal combustion engine for power generation capable of suppressing operation failure and operating with efficient fuel use.An internal combustion engine 1 for power generation comprises: an engine body 2 in which a comb...
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JP2023180743A |
To provide an engine system capable of suppressing ammonia remaining in an ammonia supply passage to flow out into the atmosphere when the ammonia supply passage is detached after stop of an operation of an engine using ammonia as fuel.A...
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JP2023178570A |
To reduce fuel consumption in a bi-fuel engine capable of selectively using liquid fuel and gaseous fuel.When a fuel switching section 40 switches fuel to be used during an operation of a bi-fuel engine 20, a control section 70 causes an...
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JP2023178381A |
To provide an engine system that can effectively discharge gas fuel remaining in a gas fuel supply pipe for supplying the gas fuel to an engine.An engine system 100 comprises an engine 1, a gas fuel supply pipe 10X, a fuel flow regulatin...
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JP2023176462A |
To properly operate an ammonia engine.An ammonia engine system 10 has: a combustor 40 generating a combustion gas by burning ammonia in which air is mixed; a reforming catalyst 23b warmed up by the combustion gas; an ammonia engine 11 to...
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JP7393377B2 |
This engine (1) has a combustion chamber (61), and burns gaseous fuel mixed with air flowing through an air supply passage (63) to generate motive power. The engine (1) comprises a gaseous fuel supply section (55). The gaseous fuel suppl...
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JP7392234B1 |
[Purpose] Extremely high operating efficiency that operates using fuel generated from organic matter heated in an anoxic state such as food residue and animal excrement, and can operate by effectively burning combustible substances in th...
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JP7390257B2 |
The present invention relates to a system for supplying a compressed gas fuel to a main engine of a marine ship and the other gas fuel consumer of the marine ship, and a method for operating the system. The system comprises a storage tan...
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JP7386193B2 |
To provide an engine device that allows a fuel gas to be mixed with air efficiently.There is provided an engine device in which a gas injector 13 is attached to an intake manifold 3 fixed to a side face of a cylinder head 2. A fuel gas i...
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JP2023167673A |
To make it possible to more appropriately lubricate mutually sliding component parts of an internal combustion engine.An internal combustion engine 1 in which component parts mutually slide during operation includes: a water supply devic...
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JP7385783B1 |
[Problem] To stably operate an engine when using natural gas as fuel. [Solution] The floating body includes a floating body, an Otto cycle engine provided in the floating body, a natural gas tank provided in the floating body that can st...
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JP2023162001A |
To provide an ammonia fuel vessel capable of suppressing diffusion of leaked ammonia gas.An ammonia fuel vessel 1 includes: an ammonia fuel engine 4 using ammonia as fuel; a generator 5 using ammonia as fuel; and an engine room 9 install...
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JP2023157722A |
To provide a gas engine cogeneration device including a storage housing of a reformer capable of increasing a temperature of a catalyst by utilizing heat of an exhaust gas of a gas engine.A gas engine cogeneration device is a device incl...
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JP7357726B1 |
An object of the present invention is to provide a fuel supply device that can not only use fuels such as liquefied ammonia, liquefied petroleum gas, and methanol, but also prevent return fuel from being sent to a fuel tank. Further, it ...
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JP2023140153A |
To realize a configuration capable of curbing an increase in a concentration of carbon monoxide contained in processed gas produced after exhaust gas produced when exhaust gas after combustion of thermal decomposition gas undergoes a pro...
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JP7355979B2 |
Provided is a gas liquefying device in which power at the time of expanding natural gas with a turbine is used in compression of process gas cooled by liquefied natural gas, to efficiently compress the process gas. Therefore, liquefactio...
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JP7341084B2 |
To provide a methane slip suppression system capable of suppressing methane slip in a power plant comprising a boiler and a gas engine, and a vessel and an offshore floating facility that comprise the methane slip suppression system.A me...
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JP2023118709A |
To improve work efficiency upon replacing a gas container mounted on a revolving super structure.A gas container 21 and a gas engine 7 are connected to each other through a gas supply pipe conduit 22. A vapor riser 23 for vaporizing gas ...
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JP7331784B2 |
To curb CO2 emissions through a reduction in unburned ammonia with a burning rate of ammonia increased.In a diesel engine which performs mixed burning of ammonia premixed gas produced in a combustion chamber, a cylinder head 14 of the co...
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JP2023115932A |
To provide a cold recovery facility and a ship that can recover cold energy from two kinds of liquid fuels while efficiently vaporizing the liquid fuels.A cold recovery facility comprises a first fuel tank 10 for storing a first fuel in ...
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JP2023116067A |
To provide an engine that uses two types or more of fuel and can suppress damage of the engine caused by backfire.An engine includes: an engine body; an intake line connected to a combustion chamber of the engine body; a first fuel line ...
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JP7325878B1 |
[Purpose] It operates with fuel generated from organic matter heated in anoxic conditions, such as food residue and animal excrement, and can operate by effectively burning combustible substances of fuel to achieve extremely high operati...
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JP2023103689A |
To suppress discharging of unburned fuel.An intake/exhaust system 1 of an engine 100 includes an intake flow passage 200, a plurality of branch flow passages 202 connecting each of a plurality of combustion chambers 108 of the engine 100...
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JP7316068B2 |
This floating type equipment is provided with: a floating body; a liquid natural gas (LNG) tank provided on the floating body; a first heat exchanger for obtaining regasified LNG by gasifying a LNG from the LNG tank by means of heat exch...
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JP7311624B2 |
The present invention provides a fuel supply system, for an eco-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 of a shi...
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JP2023100231A |
To solve the requirements that as the number of cylinders in an engine increases, it is necessary to increase the number of valves that inject gas, assuming that gas leaks, it is necessary to provide a device comprising a function capabl...
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JP7307082B2 |
A power plant for energy production from a liquid gas product stored in a cryogenic storage tank, and comprises a container housing and an inlet to receive the gas product from the tank via a line. An evaporation unit converts the liquid...
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JP2023097540A |
To provide a gas engine which can prevent a leaked fuel gas from catching a fire by a simple constitution.A gas engine 1 includes: an engine frame 2 including a crank chamber 21 for accommodating a crankshaft 22; a cylinder 3 protruding ...
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JP2023529204A |
A fuel supply system and a fuel supply method for a liquefied gas carrier are disclosed. A fuel supply system for a liquefied gas carrier according to the present invention includes a fuel supply line through which liquefied gas is suppl...
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JP2023075909A |
To provide a liquid ammonia phase-change cooling type hybrid power thermal management system.A liquid ammonia phase-change cooling type hybrid power thermal management system comprises an injector, a liquid ammonia hydrogen supply system...
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JP2023061517A |
To provide an engine system capable of shortening a start time of an engine.An engine system 1 includes: a main throttle valve 6 controlling a flow rate of air to be supplied to an ammonia engine 2; a main injector 5 supplying ammonia ga...
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JP2023055818A |
To provide an engine which can operate while switching between a gas mode and a diesel mode.An engine 21 includes a main fuel injection valve 79, a pilot fuel injection valve 82, a liquid fuel supply rail pipe 42, a pilot fuel supply rai...
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JP7253575B2 |
A ship fuel supply system is disclosed. The ship fuel supply system comprises: a first decompressing device (50) for decompressing surplus fuel discharged from an engine (E); and a gas-liquid separator (60) for separating, into a gas pha...
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JP2023042050A |
To provide a control device for an internal combustion engine which can eliminate knocking without lowering output performance in an internal combustion engine that uses gas fuel.A control device for an internal combustion engine compris...
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JP7243112B2 |
To avoid high-pressure gas being kept in a fuel supply pipe at engine stop.A gas engine system 100 includes an engine 10, a fuel tank 51 for storing fuel gas, gas supply pipes 53, 55, 57 connected to the fuel tank, a shut-off valve 54 pr...
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JP2023511542A |
Exhaust gases are treated in the vehicle. Solar energy is converted into electrical power, which is used to power electrochemical cells on board the vehicle. Oxygen and hydrogen are produced by an electrochemical cell. The heat and oxyge...
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JP7239619B2 |
A system for supplying fuel for a ship is disclosed. The system for supplying fuel for a ship comprises: a pump (10) for compressing liquefied gas discharged from a storage tank (T), according to the required pressure of an engine (E); a...
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JP2023034697A |
To provide a floating body capable of removing an inert gas in mixed gas stored in a tank and capable of increasing calorie per a unit volume of the mixed gas.A floating body comprises a floating main body, a tank installed in the floati...
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JP2023034573A |
To provide a floating body capable of removing ammonia while suppressing the increase of the burden on a worker and of fuel consumption.A floating body comprises a floating main body, an absorption tank provided in the floating main body...
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JP2023029298A |
To provide a two-stroke uniflow scavenging cross head internal combustion engine including at least one cylinder, a cylinder cover, a piston, a fuel gas supply system connectable to a fuel gas tank, and a scavenging system.A fuel gas sup...
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JP2023504688A |
A two-stroke uniflow scavenging crosshead internal combustion engine is disclosed comprising at least one cylinder, a cylinder cover, a piston, a fuel gas supply system and a scavenging air system. A two-stroke uniflow scavenging crosshe...
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