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WO/1996/007817A1 |
Two-stroke motor comprising at least: one cylinder (111) within which is displaced a piston (112), one of the cylinder ends communicating with a pump housing (115) through which passes the crankshaft; a pressurized duct (87) opening at o...
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WO/1996/007026A1 |
The novel gas distribution device (1) has a common gas supply line (70) with an internal supply aperture (71), designed to supply gas to several devices (2) arranged, for example, in series, forming a basic body and a number of connector...
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WO/1996/005426A1 |
In a two-stroke engine with ports controlled by the piston and with the air charge or a lean fuel-air mixture precompressed in the crankcase (11), the cylinder space is fed with a jet of rich fuel-exhaust gas mixture from the feed chambe...
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WO/1996/000843A1 |
A method of controlling operation of an internal combustion engine over part of the load or speed operational range of the engine by the use of fluid pressure available from a source associated with the operation of the engine to effect ...
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WO/1995/024553A1 |
A compressed gas supply is described for an internal combustion engine that comprises a one-way valve (20) in at least one of the combustion chambers of the engine for bleeding a small proportion of the charge compressed in the combustio...
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WO/1994/025742A1 |
An internal combustion engine having a fuel injector (7) arranged for injecting fuel into a combustion chamber, the fuel injector (7) including a nozzle chamber (25) having a selectively openable nozzle (15) at one end to communicate the...
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WO/1994/008724A1 |
A mixing apparatus (1, 100) for atomising a fluid in a gas flow. The apparatus (1, 100) has a nozzle (2, 102) which fluidly communicates with a source of liquid, and a gas passage (3, 103) which surrounds the nozzle (2, 102). The nozzle ...
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WO/1993/008384A2 |
An air-assisted fuel injection system controls the supply of compressed air to the fuel injectors (8) according to the operating status of internal combustion engine (1). For cold start operation, compressed air is supplied continuously ...
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WO/1993/004275A1 |
A fuel injector is actuated by cylinder compression pressure acting against the exposed face (31) of piston means (30, 35) to compress fuel in high pressure chamber (45) in injector body (10). The piston means (30, 35) moves against spri...
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WO/1992/016737A1 |
In a device for introducing especially self-igniting fuel into a combustion chamber of a single or multi-cylinder internal combustion engine by means of an injection or vaporisation nozzle for metered quantities of fuel, consisting of th...
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WO/1991/014865A1 |
In prior art devices for injecting a fuel/gas mixture, the fuel jet is injected from the injection apertures of the fuel-injection valve into the distribution apertures of the distribution unit as a free jet, so that there is a danger th...
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WO/1991/014093A1 |
In prior art devices for injecting fuel/gas mixtures, the jet of fuel is injected into the mixture feed lines in a mixer unit as a free jet from the outlet apertures in the fuel-injection valve. Thus there is a danger that fuel mist will...
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WO/1991/013251A1 |
An internal combustion engine installation is provided which comprises an air compressor (20) to supply air to effect injection of the fuel for combustion in the engine, a fuel tank (12), an air/fuel separator (10) to receive vapour gene...
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WO/1991/011609A1 |
An internal combustion engine fuel injector having a selectively openable nozzle (10) through which fuel is delivered to a combustion chamber of the engine. The nozzle (10) comprises a port (12) having an internal annular surface (13) an...
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WO/1990/015924A1 |
A fuel injection system (10) having a unique injector (26) cooperating with a unique pump (28) for blowing fuel into the combustion chamber (20) of a diesel engine (12). A reciprocating valve (202) and diaphragm (196) in the pump assembl...
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WO/1990/012954A1 |
A method and apparatus for operating an internal combustion engine fuel injection system wherein fuel is cyclically injected directly into an engine combustion chamber through a selectively openable nozzle, whereby the nozzle is periodic...
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WO/1990/010153A1 |
A device for injecting atomized fuel into the head space (13) of a cylinder of a diesel engine for controlled ignition and combustion of the fuel by the compression heated air. The injector (11) utilizes pulsed jets of air from passagewa...
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WO/1989/009877A1 |
A two cycle internal combustion engine is provided with a fuel system including a low pressure fuel pump (204) and solenoid valve (206) supplying and metering fuel to the engine crankcase through a fuel line, without a carburetor, withou...
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WO/1989/006314A1 |
A mechanism in which a plunger (5) is moved toward a combustion chamber (3) by a hydraulic pressure or by a thrust with a cam (11') until a piston is moved to the upper dead center of an internal combustion engine, to receive the supply ...
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WO/1989/004921A1 |
A fuel injector (10) for an internal combustion engine includes a body (12) having fuel and air inlet ports (18, 16) and fuel and air outlet ports (26, 24) located within the combustion chamber (28) of the engine cylinder (22). A pair of...
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WO/1989/001568A1 |
In the process described, a compressed gas is withdrawn from the cylinder during a working cycle, temporarily stored, and introduced into the cylinder, together with the fuel, during the next working cycle. The process comprises the foll...
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WO/1988/008082A1 |
A fuel injected internal combustion engine (70) and a method of operating same, the engine (70) having a fuel injection system wherein fuel is injected through a selectively openable injector nozzle (142) directly into a combustion chamb...
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WO/1988/007628A1 |
A fuel injection system for a multi-cylinder internal combustion engine comprising a rigid elongated unitary member (11) incorporating a gas supply duct (13), a fuel supply duct (14) and a fuel return duct (15), each extending in the dir...
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WO/1987/002419A1 |
Method and apparatus for metering and injecting fuel to an internal combustion engine, particularly suited to in-cylinder injection. Fuel and compressed gas are supplied separately to a valved port (71), with the valve (72) shutting off ...
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WO/1987/000583A1 |
A fuel injection method and apparatus for in-cylinder injection in an internal combustion engine. Compressed air is used to inject the fuel through an injection nozzle (43) particularly shaped so that different fuel spray patterns are pr...
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WO/1987/000580A1 |
A method of operating a two-stroke spark ignition engine (9) wherein the fuel is injected directly into the engine combustion chamber (22). The timing of the injection of the fuel and the ignition of the fuel charge are varied according ...
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WO/1987/000579A1 |
A method of operating a two-stroke spark ignition engine (9) wherein the fuel is injected directly into the combustion chamber (22). The timing of the injection of the fuel is varied according to engine load and speed conditions. Under l...
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WO/1987/000578A1 |
In a spark ignition engine, fuel is injected directly into the cylinder volume. In order to obtain improved levels of combustion efficiency and reduced emissions the position of the fuel cloud within the cylinder volume is varied with en...
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WO/1987/000584A1 |
A nozzle for the injection of liquid fuel by compressed gas which produces a generally circular first array of gas-entrained fuel droplets and a second array of gas-entrained fuel droplets within the first array. The preferred nozzle has...
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WO/1987/000575A1 |
In a two-stroke spark ignition engine, fuel is injected through the cylinder wall at a location opposite to and above the level of the exhaust port (120). The fuel is delivered in the form of a number of streams such as, for example, str...
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WO/1986/000960A1 |
A method and apparatus for metering fuel to an engine wherein a continuous supply of fuel is provided by a pump (14) to a fixed capacity chamber (11) and gas under pressure is admitted periodically to said chamber to maintain in the cham...
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WO/1985/000854A1 |
A method of and apparatus for fuel injection to an engin combustion chamber wherein: gas supplied into a fuel holding chamber (4) is maintained at a reference pressure above atmospheric pressure and above the pressure existing in the eng...
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WO/1983/002319A1 |
The fuel injection apparatus includes fuel metering chamber (20), air supply chamber (19) and a further chamber (16) formed in a rigid body (10). Metering member (15) is slidable within the fuel and gas chambers and passes through the fu...
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JP2023182740A |
To enable high output from an internal combustion engine while suppressing occurrence of abnormal combustion of the internal combustion engine.A fuel injection device 28 includes a hydrogen gas injection injector 30 injecting hydrogen ga...
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JP2023094805A |
To suppress discharge of an unburned ammonia component to the outside and stabilize engine torque output by an internal combustion engine in an internal combustion engine using fuel containing ammonia.An internal combustion engine uses b...
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JP7298184B2 |
This injector is provided with a housing 10 having a first injection port 10h, a casing 90, a needle assembly which is accommodated in the housing and the casing to open and close the first injection port, an electric actuator 60 which i...
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JP2023018060A |
To provide a turbocharging type uniflow scavenging-air compression ignition internal combustion engine which is configured to be operated by using ammonia as a main fuel or only fuel in at least one operation mode.An engine includes: a c...
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JP7214646B2 |
Disclosed is a valve needle for a needle valve of a slurry fuel injector valve, the valve needle comprising: a tip for abutting a needle valve seat of the needle valve; a sealing portion for location in a bore of the needle valve; and a ...
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JP7211216B2 |
The utility model provides a fuel supply device of an engine. The purpose of the present invention is to improve the responsiveness of fuel supply from each injector in a fuel supply device that supplies different types of fuel to an eng...
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JP7183369B2 |
The present invention relates to a turbo-charging compression-ignition internal combustion engine, which is configured in at least one operation mode to be operated by using ammonia as the main fuel or the only fuel, and a retrofit-kit. ...
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JP7160226B1 |
A combustion chamber and a fuel injection means for introducing fuel oil and gaseous ammonia into the combustion chamber as an ignition source, wherein the fuel oil and gaseous ammonia are injected into the combustion chamber by the fuel...
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JP7153027B2 |
Disclosed is a valve needle for a needle valve of a slurry fuel injector valve, the valve needle comprising: a tip for abutting a needle valve seat of the needle valve; a sealing portion for location in a bore of the needle valve; and a ...
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JP2022102753A |
To improve a service life of a gas fuel injection valve by reducing abrasion by improving sliding performance of a movable core by making a gas fuel and oil included therein easily flow from a lateral passage to a slide clearance portion...
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JP2022100247A |
To provide an operation method for a dual fuel large diesel engine, which reduces a heat load on a piston ring in a gas mode.According to the present invention, a large diesel engine can be operated in a liquid mode in which a liquid fue...
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JP6935363B2 |
To provide a fuel supply device which can enhance the startability of an engine.A fuel supply device 10 comprises: an injector 24 for injecting mixed fuel which is obtained by mixing liquid fuel and gas fuel to an engine 22; a vapor sepa...
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JP6886010B2 |
The invention relates to a method (100) for operating a solenoid valve (1) for metering a fuel (2) in a fuel injection system (3). The solenoid valve can be actuated against a restoring force (12) by an electromagnet (11), wherein •the...
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JP2021050742A |
To suppress accumulation of deposit in an injection hole for injecting fuel in an injection nozzle in a fuel injection valve.A fuel injection valve 10 includes an injection nozzle 14 with an injection hole 12 for injecting fuel. The inje...
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JP6815501B2 |
The present invention relates to an engine for a ship, which includes: a cylinder providing a space for combusting fuel; a piston reciprocating between a top dead point and a bottom dead point in the cylinder; and a supplier coupled to t...
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JP2020159333A |
To provide a fluid injection device which can simplify a structure though the structure is for use in the injection of two kinds of fluids, and can suppress unintended valve-opening.A fluid injection device 10 comprises a valve body 20 a...
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JP2020159238A |
To further promote mixing of a natural gas and air while reducing discharge of an unburned gas.A dual fuel engine according to the present invention includes: a cylinder; a piston reciprocating in the cylinder; a cylinder head that faces...
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