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Matches 1 - 50 out of 19,943

Document Document Title
WO/2019/110048A1
The invention relates to a method for controlling an internal combustion engine comprising - a pinion starter for starting up the internal combustion engine; - a cylinder and a piston which runs in the cylinder which together delimit a w...  
WO/2019/110372A1
The invention relates to a method for operating an internal combustion engine (10) of a motor vehicle comprising at least one cylinder (18), at least one piston (24) accommodated movably in the cylinder (18), at least one inlet valve (34...  
WO/2019/113034A1
A rocker arm assembly operable in a first mode and a second mode selectively opens first and second engine valves based on rotation of a cam shaft having a first cam lobe and a second cam lobe. The rocker arm assembly includes a rocker s...  
WO/2019/105538A1
The present invention relates to a method for controlling an internal combustion engine arrangement (100). The internal combustion engine arrangement (100) comprises a combustion cylinder (102) and an inlet valve (106) arranged to be pos...  
WO/2019/106913A1
Provided are a variable valve control device, a variable valve control system, and a method for controlling a variable valve mechanism, wherein: an ECM (201) transmits, to a VTC control unit (202), a phase detection value (RA1) calculate...  
WO/2019/101649A1
The invention relates to an internal combustion engine for a motor vehicle, comprising at least one combustion chamber which can be supplied with air and fuel for operating the internal combustion engine, and comprising at least one gas ...  
WO/2019/099228A1
Using machine learning for misfire detection in a Dynamic firing level modulation controlled internal combustion engine is described. A neural network is used to calculate expected crank acceleration from various inputs, including the dy...  
WO/2019/094237A1
A control system and method utilize an exhaust oxygen (O2) sensor and a controller configured to operate a turbocharged engine in a scavenging mode, and while the operating the engine in the scavenging mode: command a target in-cylinder ...  
WO/2019/094318A1
A control system and method utilize an intake manifold absolute pressure (MAP) and an engine speed (RPM) sensor and a controller configured to obtain a model surface relating various measurements of the RPM sensor and valve overlap durat...  
WO/2019/094263A1
Techniques for setting a boost target for a turbocharged engine comprise (i) operating the engine in a scavenging mode such that opening of intake and exhaust valves of cylinders of the engine overlap and (ii) while transitioning the eng...  
WO/2019/069593A1
Provided are a valve timing control device and a valve timing control method capable of stabilizing control of valve timing when a locked state of a valve timing adjustment mechanism is released. The valve timing control device includes ...  
WO/2019/049577A1
The present invention is provided with an external EGR system, an intake-side variable valve mechanism and an exhaust-side variable valve mechanism, wherein when an internal combustion engine is in a low-load region, the flow rate of an ...  
WO/2019/050463A1
The invention relates to an internal combustion engine comprising a set of combustion chambers, each combustion chamber (2) being provided with a controllable intake valve (7) configured for opening and closing an intake port (8), a cont...  
WO/2019/050464A1
The invention relates to an internal combustion engine comprising a set of combustion chambers, each combustion chamber (2) being provided with a controllable intake valve (7) configured for opening and closing an intake port (8), a cont...  
WO/2019/043860A1
This internal combustion engine (1) comprises: a variable compression ratio mechanism (2) which varies the mechanical compression ratio; and a variable valve timing mechanism (7) which varies the valve timing of the intake valve (4). If ...  
WO/2019/040860A1
A method of operating a rocker arm assembly in a cylinder deactivation mode according to one example of the present disclosure includes providing a two-step variable valve lift rocker arm assembly and a deactivating lash adjuster. Operat...  
WO/2019/040733A1
An exhaust valve rocker arm assembly operable in a combustion engine mode and an engine braking mode, the exhaust valve rocker arm assembly selectively opening first and second exhaust valves and including a rocker shaft, exhaust valve r...  
WO/2019/039554A1
When a geometric compression ratio of an engine body (2) is set to 13 or more and the engine body is operating in a preset high load region, an effective compression ratio of the engine body is set to 12 or more and within a range having...  
WO/2019/038490A1
The invention relates mainly to a method for operating a combustion engine (10) comprising: ㆍ – a step of operating the combustion engine (10) in a nominal mode whereby an overlap between the intake valves (19) and the exhaust valves...  
WO/2019/036272A1
An exhaust valve rocker arm for an exhaust valve rocker arm assembly operable in a combustion engine drive mode and an engine braking mode, and configured to selectively open first and second exhaust valves, includes a body defining an a...  
WO/2019/035312A1
The present invention is provided with: an intake-side variable valve mechanism 1A which controls the phase of opening/closing timings of an intake valve 4; and an exhaust-side variable valve mechanism 1B which controls the phase of open...  
WO/2019/028424A1
Systems and methods for managing excessive intake flow path pressure and counter flow are implemented to support enhanced engine braking applications, such as 2-stroke or 1.5-stroke engine braking implementations where the intake flow pa...  
WO/2019/028428A1
Systems and methods for managing excessive intake flow path pressure and counter flow are implemented to support enhanced engine braking applications, such as 2-stroke or 1.5-stroke engine braking implementations where the intake flow pa...  
WO/2019/010472A1
A valvetrain that includes an electronic device and a rocker arm assembly and is suitable for an internal combustion engine that includes a combustion chamber, a moveable valve having a seat formed within the combustion chamber, and a ca...  
WO/2019/008781A1
[Problem] Stratified charge combustion in which fuel is injected into a conventional combustion chamber exhibits the problem that the fuel cannot be efficiently and reliably collected in the vicinity of an ignition portion of the combust...  
WO/2019/003326A1
An internal-combustion engine (1) includes a variable compression ratio mechanism (2) for changing a mechanical compression ratio, and a variable valve timing mechanism (7) for changing the valve timing of an intake valve (4). When accel...  
WO/2018/235023A1
A method for jumping cylinder deactivation ("CDA") modes to avoid a primary powertrain resonant frequency in a six-cylinder diesel engine-powered machine comprises operating an engine between an idled condition and a first engine speed l...  
WO/2018/236392A1
An internal combustion engine system includes an engine with a plurality of pistons housed in respective ones of a plurality of cylinders, an air intake system to provide air to the plurality of cylinders through respective ones of a plu...  
WO/2018/224019A1
Disclosed are a control strategy for a continuously variable valve lift mechanism, a device, and a non-volatile computer storage medium. The control strategy comprises: after an engine is powered on, the continuously variable valve lift ...  
WO/2018/223804A1
Disclosed is a valve actuation system with variable modes, which system belongs to the fields of engine valve actuation, cylinder deactivation and auxiliary braking. The system comprises an exhaust brake cam (101), an exhaust drive cam (...  
WO/2018/221511A1
A compression ignition engine is provided with: a first fuel supply unit 19 that supplies naphtha; a second fuel supply unit 18 that supplies diesel fuel; EGR gas recirculation units 51, 51a that recirculate exhaust gas to a combustion c...  
WO/2018/216290A1
Provided is a control device that facilitates startup by increasing the speed of a crank shaft at the time of startup of an internal combustion engine. An internal combustion engine is constituted by comprising: a plurality of cylinders ...  
WO/2018/216292A1
Provided is a control device capable of starting an internal combustion engine satisfactorily even in an extremely low-temperature environment. An internal combustion engine is constituted by comprising: a plurality of cylinders each inc...  
WO/2018/216293A1
Provided is a control device that facilitates startup by increasing the speed of rotation of a crank shaft at the time of startup of an internal combustion engine. An internal combustion engine is constituted by comprising: cylinders eac...  
WO/2018/216291A1
A control device for an internal combustion engine is configured so as to reduce load at startup, and enable excellent startup while reducing unburned hydrocarbon. The control device is provided with a startup load reduction unit for con...  
WO/2018/211853A1
The present invention comprises: a variable compression ratio mechanism 3 that controls a mechanical compression ratio; and an intake variable valve mechanism 1A that controls the phase during opening/closing of an intake valve. During a...  
WO/2018/213603A1
Various methods and arrangements for improving fuel economy and noise, vibration, and harshness (NVH) in a skip fire controlled engine are described. An engine controller dynamically selects a gas spring type for a skipped firing opportu...  
WO/2018/213237A1
For a given cylinder in the engine having two intake valves and two exhaust valves, one of the intake valves is driven by a bucket tappet, while the other intake valve is actuated via a roller finger follower. Similarly, one of the exhau...  
WO/2018/212182A1
On the basis of an upstream-side exhaust gas temperature acquired by an upstream-side temperature acquisition device, when a control device performs control for supplying unburned fuel to an oxidation catalyst device in the event that th...  
WO/2018/212093A1
Provided is an intake pipe fuel injection-type four-stroke engine unit that can improve the startability of an engine 10 with which there are high-load areas TH and low-load areas TL among four strokes. This engine unit comprises a four-...  
WO/2018/207307A1
In the present invention, a mixture of fuel gas and air is combusted in a combustion chamber in a gas mode of a dual-fuel engine (1) for ships. The engine system is provided with: a control unit (22) for advancing the closing timing of a...  
WO/2018/207436A1
Provided is an internal combustion engine control device capable of further reducing discharge of unburned HC. The internal combustion engine control device is provided with an internal combustion engine and a valve opening/closing timin...  
WO/2018/197954A3
A method for advancing valve actuation during low load or idle diesel engine conditions to promote aftertreatment heat up comprises switching a cam phaser from a nominal lift position to an advance lift position to open an affiliated val...  
WO/2018/197954A2
A method for advancing valve actuation during low load or idle diesel engine conditions to promote aftertreatment heat up comprises switching a cam phaser from a nominal lift position to an advance lift position to open an affiliated val...  
WO/2018/192821A1
The invention relates to a method for operating an internal combustion engine which has at least one cylinder (34) and at least two inlet valves paired with the cylinder (34), wherein the two inlet valves are actuated at least during a p...  
WO/2018/191354A2
A vehicle powertrain control technique includes obtaining, by a controller, a set of parameters each indicative of a gear shift operation for an automatic transmission. Cased on the set of parameters, the controller detects whether a gea...  
WO/2018/188984A1
In a method according to the invention, an internal combustion engine is firstly used in a full Miller cycle or full Atkinson cycle which is advantageous with respect to efficiency. Taking such a full cycle as a starting point, a switch-...  
WO/2018/191354A3
A vehicle powertrain control technique includes obtaining, by a controller, a set of parameters each indicative of a gear shift operation for an automatic transmission. Based on the set of parameters, the controller detects whether a gea...  
WO/2018/185389A1
The invention relates to a method for controlling an exhaust of an internal combustion engine assembly (1) of a motor vehicle comprising an exhaust system housing a turbine (2) of a turbocharger, the exhaust having a first, turbine flow ...  
WO/2018/179836A1
The purpose of the present invention is to provide an exhaust gas purification system which exhibits high exhaust gas purification performance. The present invention is an exhaust gas purification system which is provided with: an exhaus...  

Matches 1 - 50 out of 19,943