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WO/2012/155315A1 |
A reset type rocker braking method and device are provided. A braking piston hole (190) and an oil discharge piston hole (183) which are connected with a braking oil supply channel are arranged inside a rocker (210), and an oil discharge...
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WO/2012/152662A1 |
A diagnostic method comprising the steps of: first sampling exhaust gas; implementing a forced change of engine operating condition; second sampling exhaust gas associated with said change at a delay after initiating said change, said se...
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WO/2012/153418A1 |
An engine system (1) includes: an electric VVT mechanism (26) and a hydraulic VVT mechanism (27) for changing the phase of an open/close valve of an intake valve (22) and an exhaust valve (23) to a target phase; an EGR valve (162) for ad...
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WO/2012/150393A1 |
The invention relates to a supply circuit for a turbocharged engine (7), comprising a supply pipe (10) connected to the intake manifold (12) of the engine and an exhaust pipe (20) connected to the exhaust manifold (19) of the engine, inc...
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WO/2012/140745A1 |
A vehicle comprises: an engine in which air intake valves are disposed at a plurality of cylinders, respectively; and an ECU for controlling the engine. At least one of the air intake valves disposed at the cylinders is opened when an ou...
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WO/2012/140751A1 |
An engine system (1) is provided with: an engine ECU (10) for comprehensively controlling the operation of an engine (100); a hydraulic VVT mechanism (27) configured to open an exhaust valve (23)in the intake stroke as well as in the exh...
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WO/2012/139712A2 |
The present invention relates to a method (50) for controlling the operation of an internal combustion engine, said engine having a plurality of cylinders and a system for temporarily disconnecting some of said cylinders. The method (50)...
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WO/2012/136438A1 |
An improved method is proposed for controlling a variable valve timing mechanism (80, 110) of an internal combustion engine (1) having a plurality of cylinders (2), wherein, at a first operating point of the internal combustion engine (1...
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WO/2012/137055A1 |
A starting control device for a direct-injection internal combustion engine includes: a fuel property detecting unit (9) that detects a property of fuel injected from a fuel injection valve (3) arranged in a cylinder (2); a valve control...
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WO/2012/131923A1 |
An internal combustion engine provided with an intake port injector (9) for injecting fuel into an intake port, while also being provided with a variable valve mechanism (11) capable of varying the valve opening timing of an intake valve...
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WO/2012/129753A1 |
An integrated engine braking device comprises a brake driving mechanism (100) and a brake control mechanism (50). The brake driving mechanism (100) comprises a braking piston (160) integrated in an engine rocker arm (210) and a valve lif...
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WO/2012/126166A1 |
Disclosed in the present invention is an engine brake device positioned by a valve stem. The device is used in an engine having a single rocker arm for opening a single valve and comprises a brake driving mechanism (100) and a brake cont...
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WO/2012/129131A2 |
A method of operating an internal combustion engine includes moving an exhaust valve to a first open position to enable an exhaust product to flow through an exhaust port of the internal combustion engine. The method also includes mainta...
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WO/2012/114482A1 |
In order to prevent the occurrence of misfire in an internal combustion engine, an internal combustion engine control system according to the present invention is provided with a clearance control unit for variably controlling the cleara...
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WO/2012/108223A1 |
A control device for an internal combustion engine equipped with a supercharger, which is driven by exhaust energy, and an adjustable valve mechanism, said control device being equipped with: a valve timing adjustment means that controls...
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WO/2012/108296A1 |
A control device for an internal combustion engine equipped with a turbocharger and an adjustable valve mechanism, which is positioned on the intake side and/or the exhaust side, is provided with: a scavenging setting means whereby the u...
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WO/2012/105509A1 |
An internal combustion engine comprising two intake valves per cylinder; also comprising a stationary cam for driving one of the intake valves with lift characteristics in which the open timing is near top dead center, a variable valve m...
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WO/2012/101737A1 |
Provided is a control device for a supercharger-equipped internal combustion engine which, when a fresh air blow-through is generated through a combustion chamber from an intake passage to an exhaust passage, is capable of simultaneously...
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WO/2012/098657A1 |
When a startup defect occurs wherein an internal combustion engine (10) equipped with a variable valve device (20) does not transition to complete combustion before a first prescribed period α elapses from the start of cranking in conju...
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WO/2012/098833A1 |
A multi-cylinder engine intake and exhaust system of the present invention comprises a plurality of independent exhaust passages (52) each connected to an exhaust port (18) in a respective one of a plurality of cylinders (12), a collecti...
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WO/2012/098670A1 |
An engine system (1) has an engine ECU (10) equipped with: an equivalence ratio calculation means that calculates the average value of the equivalence ratio for one cycle in the combustion chamber of an engine (100); a maximum combustion...
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WO/2012/098671A1 |
An ECU (70A) is applied to an in-cylinder fuel injection internal combustion engine (50) equipped with a fuel injection valve (56) that injects fuel into a combustion chamber (E), an intake valve (54) and an exhaust valve (55) provided f...
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WO/2012/093515A1 |
Provided is a device for controlling an internal combustion engine having a throttle valve provided in an intake passage. A fully open intake air volume, which is the intake air volume corresponding to a state in which the throttle valve...
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WO/2012/090320A1 |
The objective of this invention is to provide an in-cylinder injection-type internal combustion engine with which knocking can be suppressed and the stability of combustion can be increased. This internal combustion engine is equipped wi...
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WO/2012/089293A1 |
In order to control an internal combustion engine, first of all a filling quantity (F) of a fuel to be injected into a combustion chamber of the internal combustion engine is determined. This may take place for example in dependence upon...
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WO/2012/090262A1 |
An engine is provided with a VVT mechanism capable of advancing the phase of an intake valve. Fuel injection is terminated after the amount of advance of the phase of the intake valve is placed within a predetermined range. After fuel in...
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WO/2012/086398A1 |
The present invention addresses the problem of obtaining a control device for an internal combustion engine, which is capable of accurately detecting combustion fluctuation in a plurality of combustion modes. This control device for the ...
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WO/2012/085450A1 |
The invention relates to a method for controlling at least one inlet valve connecting an inlet manifold to a combustion chamber of a combustion engine operating on a four-stroke cycle, the four strokes being intake, compression, power an...
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WO/2012/085448A1 |
The invention relates to a device for controlling a heat engine, comprising a plurality of cylinders (1, 2, 3, 4), at least one of which (2, 3) is provided with at least two inlet valves (2a, 2b, 3a, 3b). According to the invention, the ...
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WO/2012/081118A1 |
An air suction device (2) for an internal combustion engine (1) comprises a first air suction valve (54a) which is arranged in a first air suction port (52a) that guides sucked air to a combustion chamber (58), a second air suction valve...
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WO/2012/080043A1 |
An internal combustion engine and a method of operation are described involving: supplying intake gas from an intake manifold (18) to an air intake port of a combustion chamber in a cylinder (11); selectively operating an air intake valv...
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WO/2012/077230A1 |
Provided is an abnormality determination device for an internal combustion engine, which is capable of determining the abnormality of the operation of a variable valve lift mechanism by a simple configuration. An abnormality determinatio...
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WO/2012/077164A1 |
Provided is a device for detecting inter-cylinder air-fuel ratio variation error in a multicylinder internal combustion engine, said device being equipped with: a wastegate passage (26) that bypasses a turbine (25b) of a supercharger (25...
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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/2012/073366A1 |
Provided is an internal combustion engine control apparatus capable of determining the presence or absence of failure in an exhaust valve deactivating operation in a satisfactory manner without requiring a dedicated sensor for failure de...
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WO/2012/071317A2 |
A four stroke internal combustion engine (100) includes at least one cylinder (104) and at least one intake valve (208) associated with the cylinder (104). The intake valve (208) is configured to open and close over a predetermined range...
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WO/2012/067643A1 |
In a two-stroke opposed-piston engine, a ported cylinder with a pair of opposed pistons is equipped with a decompression port including a valve and a passage with an opening through the cylinder wall.that is located between the cylinder'...
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WO/2012/066666A1 |
Provided is a control device of an internal combustion engine capable of determining whether or not a fault as to switching of an operating state of an intake valve exists without the need of adding a new sensor for fault determination, ...
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WO/2012/063313A1 |
Provided is an engine equipped with a supercharger (exhaust turbocharger) which is rotationally driven by means of exhaust gas and for which the expansion ratio can be set greater than the compression ratio. The engine also is equipped w...
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WO/2012/063389A1 |
In an automatic stop and start control apparatus of an engine provided with a variable valve mechanism, when an automatic stop request is triggered during engine operation, fuel cutoff is tripped after the variable valve mechanism is mov...
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WO/2012/063314A1 |
A control device for an engine is provided with, in a cylinder fuel injection engine, a first phase change means which makes the phase of a first intake valve more retarded than the phase of a second intake valve, and a control unit whic...
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WO/2012/063363A1 |
The present invention pertains to a control device for internal combustion engines, and takes as its purpose the provision of a control device for internal combustion engines, which is capable of adjusting absolute pressure with a high d...
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WO/2012/062165A1 |
An engine, comprising a control mechanism enabling a working cycle in which during the first four strokes all cylinders of the engine produce external work, while during the next four strokes said cylinders take in and exhaust gas but do...
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WO/2012/060000A1 |
An ECU (1) is provided for an engine (50) provided with an exhaust-side VVT (57) which can change the opening/closing timing of an exhaust valve (55A) among a plurality of exhaust valves (55) provided for a combustion chamber (58) with r...
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WO/2012/060326A1 |
The present invention makes it possible for total operating costs to be reduced according to the demand for power in a ship without a diesel engine (auxiliary engine) which has higher fuel consumption than a marine diesel engine (main en...
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WO/2012/059953A1 |
A device for detecting an abnormality of air-fuel ratio dispersion among cylinders in a multi-cylinder internal combustion engine is provided with a turbocharger, a bypass passage, a waste gate valve, an air-fuel ratio sensor, and a cont...
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WO/2012/056527A1 |
Provided is a control device, which is applied to an in-vehicle internal combustion engine (15) equipped with an intake valve variable timing mechanism (2) that varies the valve timing for an intake valve (11), and which intermittently o...
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WO/2012/057310A1 |
In the present application, a two-stroke engine (101, 102) is capable of operating in at least a gas mode operation using combustible gas as the main fuel and comprises a plurality of cylinders (1), exhaust valves (13) provided to each o...
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WO/2012/057066A1 |
Provided is an engine system capable of ensuring sufficient boost pressure during engine braking, and improving the braking force of compression release brakes. The engine system is provided with: a compression release brake device (19) ...
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WO/2012/056535A1 |
The objective of the present invention is to reduce oil consumption and suppress fluctuation in power consumption during cranking when the fuel is cut, even when the intake valves are in stopped in the closed state. An engine (10) is equ...
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