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Matches 1 - 50 out of 19,501

Document Document Title
WO/2018/091201A1
The invention relates to a method and to an electronic engine control unit of an internal combustion engine which are provided and configured to detect deviations in the valve drive of the internal combustion engine and control the inter...  
WO/2018/092586A1
In the present invention, when engine torque has increased to near the maximum torque the closing timing IVC of the intake valve is moved away from the intake bottom dead center BDC by a variable valve mechanism, and the mechanical expan...  
WO/2018/079371A1
An engine control device has: an engine 10 that is provided with a plurality of cylinders 2 and can operate by switching between a reduced-cylinder operation mode in which combustion of some cylinders 2 among the plurality of cylinders 2...  
WO/2018/078815A1
This engine (2) is provided with: a VVT mechanism (33, 90) which, depending on the operating range of the engine, changes the valve opening timing or the valve closing timing of an intake valve (14) and/or an exhaust valve (15) by a hydr...  
WO/2018/074964A1
The present invention relates to method for controlling a compression-ignition internal combustion engine, said internal combustion engine having at least one combustion chamber, wherein intake of air to said combustion chamber is contro...  
WO/2018/075169A1
Methods and controllers for dynamically altering the phase of a firing sequence during operation of an engine are described. The described methods and controllers are particularly useful in conjunction with dynamic skip fire operation of...  
WO/2018/074276A1
In this control device and control method for a variable cylinder engine, when changing from deactivated-cylinder operation to all-cylinder operation the amount by which the fuel injection amount is increased for the reactivated cylinder...  
WO/2018/074963A1
The present invention relates to a method for controlling a compression-ignition internal combustion engine (101), said internal combustion engine (101 having at least one combustion chamber (i1-i6), wherein intake of air to said combust...  
WO/2018/068923A1
The invention relates to a method for the combined identification of an inlet valve stroke phase difference and an outlet valve stroke phase difference of a cylinder of an internal combustion engine, said method being based on the determ...  
WO/2018/068922A1
The invention relates to a method for the combined identification of an inlet valve stroke phase difference and an outlet valve stroke phase difference of a cylinder of an internal combustion engine, wherein dynamic pressure oscillations...  
WO/2018/069588A1
The invention relates to a method for controlling a valve lift of an engine, provided with at least one variable-lift valve, comprising: in an open loop (44), a step of obtaining a raw valve lift setpoint (L_c), and, in a closed loop (45...  
WO/2018/065053A1
The invention provides an internal combustion engine comprising - a cylinder (301, 302) comprising a piston connected to a rotatable crankshaft, - an air guide (901) arranged to guide an air flow to the cylinder (301, 302), - an adjustab...  
WO/2018/065131A1
The invention provides a method of controlling an internal combustion engine (1) in a vehicle comprising a cylinder (301, 302), a fuel system (330) for supplying fuel to the cylinder, an air guide (901) arranged to guide an air flow to t...  
WO/2018/060371A1
An internal combustion engine of reciprocating-piston type of construction is described which has a cylinder (2) with a cylinder head (1) and with an inlet valve (3) arranged in the cylinder head. An inlet line (4) is connected to the in...  
WO/2018/054488A1
The invention provides a method for controlling an internal combustion engine system (1) comprising - a combustor (3) arranged to receive air and fuel, and combust the received air and fuel, - an expander (6) arranged to expand exhaust g...  
WO/2018/051852A1
Provided are a novel variable valve device for an internal combustion engine and a variable valve control method, with which gas pressure from combustion in an initial explosion cylinder can be efficiently used and the startability of th...  
WO/2018/051778A1
A valve opening/closing timing control device with which arrival at a phase at which locking is possible can be detected reliably, and a transition to a locked state can be made, even when a phase sensor with low resolution is used. A co...  
WO/2018/046212A1
The invention relates to a method and a device for controlling the residual gas mass remaining in the cylinder of an internal combustion engine after a gas exchange process and/or the purge air mass introduced into the exhaust manifold d...  
WO/2018/047446A1
The present invention is provided with: a first intake port (7a) and second intake port (7b); first and second intake valves (9a, 9b); a first intake cam (21) for driving the first intake valve (9a); and a second intake cam (22) which ha...  
WO/2018/046198A1
An internal combustion engine having a combustion engine (10), an exhaust train and an exhaust turbine (26) which is integrated into the exhaust gas train, wherein the internal combustion engine (10) forms at least two combustion chamber...  
WO/2018/041510A1
The present invention relates to a method (2, 2a) for detecting a deviation of an actual activation time of a gas exchange valve (110, 120) of an internal combustion engine (1) from a predefined activation time on the basis of a deviatio...  
WO/2018/043339A1
This vehicular post-treatment system capable of reducing fuel consumption is provided with: a filter which is provided in an exhaust system connected to an exhaust valve that opens and closes an exhaust port provided on a cylinder and wh...  
WO/2018/037990A1
The temperature-raising system is installed in a vehicle and comprises: an internal combustion engine having an exhaust valve; an exhaust system for guiding exhaust gas from the internal combustion engine; a post-treatment device dispose...  
WO/2018/035302A1
A friction loss management system for an engine, comprises a combustion engine comprising a crankshaft and a plurality of cylinders, a reciprocating piston assembly connected to the crankshaft, a fuel injector, an intake valve, and an ex...  
WO/2018/034270A1
This control device (50) for internal combustion engines has an intake passage (20) and an exhaust passage (30) which communicate with a fuel chamber (11); an intake valve (13); and an exhaust valve (14), wherein a variable valve driving...  
WO/2018/024937A1
Internal combustion engine (10) and method of operating the same including, after combusting fuel in a cylinder (12), opening an exhaust valve (22) of the cylinder (12) for guiding exhaust gas from the cylinder (12) into an exhaust duct ...  
WO/2018/020720A1
The control device for an engine is equipped with: an intake passage (11) and an exhaust passage (12) connected to a combustion chamber (3); an exhaust gas recirculation device (20) for recirculating a portion of exhaust gas, as exhaust ...  
WO/2018/014065A1
The invention relates to an internal combustion engine that has a valve actuation device (1), said internal combustion engine comprising at least one first exhaust valve (11) and one second exhaust valve (21) per cylinder, which can be a...  
WO/2018/013973A1
An engine braking system for an internal combustion engine having an engine valve movable between an open position and a closed position, and a cylinder having a reciprocating piston includes an actuator configured to selectively move th...  
WO/2018/013037A1
The invention relates to a method for changing gear ratio in a gearbox (4) of a vehicle (1). The method comprises the steps of: a) receiving a first signal (S1) that the gear ratio should be changed; b) calculating the braking torque tha...  
WO/2018/010963A1
The invention relates to a method and to a device for controlling an internal combustion engine, which has at least one exhaust turbocharger, wherein, in the case of an increase in the performance requirement of the internal combustion e...  
WO/2018/011233A1
The invention relates to a method and to a combustion engine controlled according to said method and having at least one exhaust gas turbocharger, wherein, when the performance required of the combustion engine increases, an increase in ...  
WO/2017/222627A1
A variety of methods and arrangements are described for controlling transitions between firing fractions during operation of an engine. In general, cam first transition strategies are described in which the cam phase is changed to, or cl...  
WO/2017/211574A1
The invention relates to a method for operating an internal combustion engine, which has an internal combustion motor, which forms at least two combustion chambers, which are bounded by cylinders formed in a cylinder housing and by pisto...  
WO/2017/212738A1
Provided is a control device for an internal combustion engine that is able to reduce the combined noise of a high-pressure fuel pump and a fuel injection valve effectively, while avoiding a deterioration in combustion and without affect...  
WO/2017/208312A1
When the valve timing of intake valves cannot be detected and the valve timing of the intake valves is thus to be held at an intermediate position by using locking mechanisms (3), if a state in which the valve timing of the intake valves...  
WO/2017/209847A1
In one aspect, a method is described. An operational engine torque is calculated. The engine is operated in a skip fire or firing level modulation manner to deliver the operational engine torque. A reference engine torque is calculated u...  
WO/2017/203798A1
The purpose of the present invention is to reduce fuel consumption by making a correction per cycle upon predicting a change in combustion limit caused by cycle-to-cycle variation in temperature and EGR rate. To this end, the internal co...  
WO/2017/188112A1
The control device 80 for an internal combustion engine comprises a control unit 81 which executes control processing such that during warming-up of the internal combustion engine 10, valve opening timing and valve closing timing of an e...  
WO/2017/188144A1
An engine control device (11) controls a fuel injection device (40) so that: if the aperture of a throttle valve (43) is a first aperture within a small-aperture range (C1), a fuel injection quantity of fuel injected from the fuel inject...  
WO/2017/188877A1
A valve drive of an internal combustion engine comprises a camshaft (3) with a base shaft (4), a lobe pack (6) mounted on the base shaft and comprising three cam lobes (7-9). Two actuator bodies (11, 12) are associated with two actuator ...  
WO/2017/189626A1
A method of providing a rocker arm set for a valvetrain includes providing a first intake rocker arm, a second intake rocker arm and a first exhaust rocker arm. The first intake rocker arm is configured as a switching rocker arm for a fi...  
WO/2017/178669A1
The invention relates to a control system for internal combustion engines with four valves per cylinder, namely an intake valve and an exhaust valve, both controlled by a basic camshaft, as well as another intake valve and another exhaus...  
WO/2017/174353A1
The invention relates to a valve train (10) for an engine of a motor vehicle, comprising at least two valves (28), which are designed as intake valves or as exhaust valves, and at least two motorized actuating units (12), which are indep...  
WO/2017/174440A1
The invention relates to a method for operating an internal combustion engine (1) having an exhaust gas section which has an exhaust gas catalytic converter (2), a first exhaust gas probe (3) at an exhaust gas catalytic converter inlet (...  
WO/2017/169640A1
In the present invention a PCM (100), in accordance with the operating state of an engine (1), switches between a CI mode in which the engine (1) is operated by compression ignition combustion and a SI mode in which the engine (1) is ope...  
WO/2017/170709A1
Provided is an engine control device in which a first intake valve and a second intake valve are provided inside an intake port. The engine control device is provided with the following: a variable valve mechanism 72 that controls a valv...  
WO/2017/170708A1
A device for controlling a multi-cylinder engine provided with a combustion chamber 19 to which an intake port 16 and an intake port 17 are connected, wherein: the device for controlling a multi-cylinder engine is provided with an intake...  
WO/2017/170707A1
An engine control device for controlling the opening and closing of an intake valve in an engine by means of a variable valve mechanism 72 having: a cam 72d; a pressure chamber 72c, the interior of which is filled with engine oil, the oi...  
WO/2017/158676A1
In the present invention, in the gas mode of a duel-fuel engine (1) for a ship, an air-fuel mixture of a fuel gas and air is burned in a combustion chamber. When the load on this engine (1) increases, the load is calculated by a control ...  

Matches 1 - 50 out of 19,501