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WO/2015/136862A1 |
A fuel injection valve (1) is provided with: a main valve (50) for opening and closing an injection hole (17) provided at the end of a housing (10) which is on the side opposite a stator; and a mover (40) provided on the side of the main...
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WO/2015/113803A1 |
The present invention relates to a compression-ignition, direct injection internal combustion engine comprising at least one cylinder (10), a cylinder head (12) carrying fuel injection means (14), a piston (16) which slides in the cylind...
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WO/2015/090494A1 |
Dual-fuel injector (1) for a fuel injection device comprising: a liquid fuel injector unit (5) with a nozzle needle (7) assigned to a liquid fuel nozzle arrangement (9) of the dual-fuel injector (1) and which is stroke controllable via a...
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WO/2015/090708A1 |
A method of controlling variable orifice nozzle fuel injectors in a combustion engine, said injectors being operable in at least two modes comprising: determining that there is a need to switch from a first mode to a second mode, and whe...
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WO/2015/081296A1 |
The invention relates to engine engineering, and more particularly to fuel supply systems to improve the engine fuel economy and to reduce soot and exhaust gases. The method can be used with any types and sizes of engines. The invention ...
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WO/2015/058906A1 |
The present invention relates to a direct-injection, compression-ignition engine including at least one cylinder (10), a cylinder head (12) bearing fuel injection means (14), a piston (16) sliding in said cylinder, a combustion chamber (...
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WO/2015/058907A1 |
The present invention relates to a direct-injection diesel engine, including at least one cylinder (10), a cylinder head (12) that supports fuel injection means (14), a piston (16) that slides in said cylinder, a combustion chamber (34) ...
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WO/2015/053101A1 |
An internal-combustion-engine fuel-injection control device capable of reducing PM and oil dilution when cooling an internal combustion engine while favorably maintaining the air-fuel mixture. A fuel-injection control device for injectin...
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WO/2015/048982A1 |
The invention concerns a cam shaft device (1) configured to be rotationally arranged in association with an internal combustion engine (10) having at least one cylinder (11) and a fuel injector (5) arranged to inject fuel into said cylin...
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WO/2015/022445A1 |
In the method for injecting liquid fuel into a cylinder (1) of a piston engine, the fuel is injected during each combustion cycle in a first phase at a first injection pressure and at a first flow rate, and in a second phase at a second ...
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WO/2014/187765A1 |
A fuel injector for injecting fuel vapour into a combustion chamber of an internal combustion engine is disclosed. The fuel injector may be configured to reduce production of particulate matter during combustion of fuel. The fuel injecto...
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WO/2014/142775A1 |
The injector nozzle with a special design for an internal combustion engine comprises a housing with channels for supplying fuel to a differential area of a needle, channels which are capable of cooling by means of fuel, a shutoff needle...
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WO/2014/108138A1 |
The invention relates to a method and an arrangement for determining a fuel quality of a fuel for a combustion engine (10), particularly for a diesel engine, wherein the fuel is conveyed from a low pressure fuel tank (12) to a high-press...
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WO/2014/106525A1 |
A double needle injector (1) having two indirectly controlled nozzle needles (3, 5) which are arranged next to each other and can each be controlled via their own control chamber (35, 37) of the injector (1), wherein the injector (1) is ...
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WO/2014/075765A1 |
Two-substance injector (1) with a nozzle valve (17), formed for the injector by a nozzle needle (13) and a nozzle valve seat (15) therefor, wherein a first high pressure fluid path (3), particularly a fuel path, is guided via a flow cros...
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WO/2014/075097A1 |
The present technology is generally related to hydraulic displacement amplifiers in fuel injectors. In some embodiments, a gaseous fuel injector includes a piezoelectric actuator, a working volume reservoir adjustable between a first vol...
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WO/2014/070138A2 |
A relationship between entity 1 data stored in a first system regarding an entity 1, and entity 2 data stored in a second system, different from the first system, regarding an entity 2 is stored in a relationship database. A relationship...
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WO/2014/063907A1 |
An injection nozzle (10) for injecting fuel into a combustion chamber of an internal combustion engine is disclosed. The injection nozzle comprises a nozzle body (12) having a bore (14) for receiving fuel from a supply line for pressuris...
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WO/2014/060646A1 |
The fuel injection arrangement for injecting liquid fuel into a cylinder (11) of a piston engine comprises a first fuel injection valve (1), a second fuel injection valve (2) and a pressure medium source (3) for supplying fuel to the fue...
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WO/2014/022640A1 |
Nozzles and method of making the same are disclosed. The disclosed nozzles have a non-coined three-dimensional inlet face and an outlet face opposite the inlet face. The nozzles may have one or more nozzle through-holes extending from th...
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WO/2014/022595A2 |
A method includes operating a spark ignition engine and flowing low pressure exhaust gas recirculation (EGR) from an exhaust to an inlet of the spark ignition engine. The method includes interpreting a parameter affecting an operation of...
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WO/2014/000865A1 |
The invention relates to an injector (1) for a fuel injection device, wherein the injector (1) has a control space (7), via which the stroke position of a nozzle needle (3) of a nozzle valve (4) for the injector (1) can be controlled, wh...
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WO/2013/147078A1 |
The purpose of the present invention is to shorten heat receiving time that corresponds to a shortening in fuel injection time and to make a fuel injection pressure mode after a prescribed amount of time has passed since the start of fue...
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WO/2013/107926A1 |
A fuel injection system (1) comprising two injection valves (4, 5) for each cylinder, a switch valve (12) and a control valve (19). The switch valve (12) has a first position, where flow communication between the control valve (19) and t...
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WO/2013/075965A1 |
A method for starting an internal combustion engine, in which before a first ignition of a fuel-/air mixture, fuel is injected directly into the combustion chamber by means of multi-injection, wherein injection is carried out directly in...
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WO/2013/002677A2 |
The invention relates to a method for organizing the work process in internal combustion engines which function like diesel engines. In the internal combustion engine working method, in a combustion chamber filled with a gaseous oxidizin...
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WO/2013/000031A1 |
Conversion of an internal combustion engine fitted with a direct injection liquid fuel delivery system to a dual fuel system so that the engine can selectively operate on a primary liquid fuel or a secondary fuel. In a typical applicatio...
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WO/2012/155030A2 |
A dual fuel injector (100) may be used to injector both gas and liquid fuel into a cylinder (7) of a compression ignition engine (5). An injector body (12) defines a first set of nozzle outlets (90), a second set of nozzle outlets (90), ...
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WO/2012/150377A1 |
The fuel injection unit (1) for an internal combustion engine comprises a body (29), a first fuel gallery (31) and a second fuel gallery (32), a first fuel injection nozzle (3) and a second fuel injection nozzle (4), a first injector nee...
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WO/2012/143157A1 |
The fuel delivery device for a fuel injection device of an internal combustion engine has a plurality of pump elements (14) by which fuel is delivered to a high-pressure region (16). The pump elements (14) are driven respectively by one ...
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WO/2012/143625A2 |
The present invention relates to a method for controlling the injection of a fuel into a direct-injection internal combustion engine, particularly a diesel engine, comprising a cylinder (10) having a chamber (14) for the combustion of a ...
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WO/2012/114480A1 |
A fuel injection valve comprises: a nozzle body having a nozzle hole formed in the front end thereof; a helical channel for applying a swirl component to fuel flowing within the nozzle body toward the nozzle hole; and a pre-injection swi...
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WO/2012/072864A1 |
The method for controlling the operation of an internal combustion engine comprises at least two operating modes.In a first operating mode,the intake valve (3) is closed at a first predetermined crank angle, in accordance with the Miller...
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WO/2012/072881A1 |
The present invention discusses a novel fuel injection unit for a large internal combustion engine having a common rail fuel system. A novel way of operating the fuel injection unit has also been disclosed. The fuel injection unit (4) of...
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WO/2012/020999A2 |
The present invention relates to a two-stage fuel injection valve. The two-stage fuel injection valve of the present invention is configured such that the pressure of main fuel delivered from an injection pump is applied to a plunger (40...
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WO/2012/019869A1 |
The invention relates to an injection device (2, 3) designed in particular for injecting a fluid into the exhaust tract (80) of an internal combustion engine, having a flexible membrane (30) mechanically connected to an armature (32) tha...
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WO/2012/004368A1 |
A fuel-injection system (2) for an internal-combustion engine has at least one fuel injector (1) with a fuel-metering servo valve (9) for controlling the discharge of fuel from a metering chamber (12); the fuel pressure in the metering c...
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WO/2011/157613A1 |
A valve device (100) is described for conveying a liquid having a housing (110), a valve needle (120) which is arranged such that it can be deflected in a valve-needle chamber (113) of the housing (110), and a drive device (200) for the ...
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WO/2011/132832A1 |
The present invention relates to a two solenoid valve relay two-stage fuel injection valve for diesel engines, which is installed at the valve itself to inject fuel at a pressure higher than a release pressure entering the fuel valve for...
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WO/2011/125371A1 |
Provided are a fuel injection control device and a pressure accumulation type fuel injection device such that an actual fuel injection amount is controlled to a target fuel injection amount without extending the injection time to an amou...
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WO/2011/111953A1 |
The present invention relates to a two-stage fuel injection valve for a diesel engine, comprising a solenoid valve and a shuttle valve, wherein an aim of the two-stage fuel injection valve is to carry out a fuel injection method that emp...
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WO/2011/054613A1 |
A fuel injector (100; 200; 300) for an internal combustion engine is disclosed. The injector includes a slave piston (130; 230; 330) provided with a control bore (144; 244; 344) and associated with a valve needle (110; 210; 310), such th...
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WO/2011/006707A1 |
The invention relates to a valve arrangement for high-pressure fuel injection, comprising a pilot valve (3) with a pilot valve needle (5), comprising a pilot valve seat (9) and a pressure chamber (18), comprising an electromagnetic actua...
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WO/2010/145911A1 |
A fuel injector (100) for use in an internal combustion engine comprising an injection nozzle (118) having a nozzle body (120) provided with a nozzle bore (130), a first valve needle (136) received within the nozzle bore and being engage...
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WO/2010/136653A1 |
A fuel injector valve (1) of a piston engine, which comprises a fuel chamber (3) for the fuel to be injected, a valve needle (9) for guiding the fuel injection from the fuel chamber (3) into the cylinder (4) of the engine, a spring (10) ...
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WO/2010/132744A2 |
An engine having improved combustion characteristics is provided. The engine includes a fuel injection system that is variable between two operational states. In the first operating state, the fuel injectors provide a fuel spray having f...
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WO/2010/121634A1 |
The invention relates to a fuel injection apparatus (2) for a combustion engine, comprising a high-pressure line (4), a control unit (6) which is connected to the high-pressure line (4) and comprises a control valve (10) having an actuat...
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WO/2010/088781A1 |
The control apparatus (88) of a fuel injection valve comprises a mushroom-shaped intermediate valve member (56), which is guided in an intermediate element (94) with a sliding fit (94''). Together with a guide sleeve (78) and the lower s...
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WO/2010/018377A1 |
The present invention relates to a method of operating an internal combustion engine. With reference to Figures (1), (2) and (5), fluid is supplied to charge air using an injector (116, 3116a, 3116b) which in each operation delivers a se...
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WO/2010/006356A1 |
A gaseous fuel direct injection system (10) which comprises a primary fuel tank (13) for receiving a gaseous fuel such as LPG, and a secondary fuel tank for receiving a reserve fuel supply. The gaseous fuel is delivered to a fuel injecto...
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