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WO/2022/011400A1 |
An internal combustion engine (1) having: - at least one cylinder head (2) - an intake manifold (12) - a plurality of piston-cylinder-units (3) in which pistons (4) are movably arranged - a plurality of main combustion chambers (5) - a p...
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WO/2022/013487A1 |
The present invention relates to a method for determining an ignition-advance setpoint (CAA) for a controlled-ignition internal combustion engine, comprising the steps of determining a torque setpoint (Cc), an effective torque (Ce), a fi...
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WO/2022/004041A1 |
Provided is an ignition control device with which it is possible to suppress wear of an ignition plug resulting from the occurrence of restrikes, without the addition of components. An ECU 123 employed as an ignition control device is pr...
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WO/2022/004440A1 |
A spark plug (1) for an internal combustion engine includes an insulator (3), a central electrode (4) having a distal end protruding portion (41), a housing (2), a grounding electrode (6), and a plug cover (5). Injection holes (51) provi...
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WO/2021/260444A1 |
An event detection system (200) for determining occurrence of an event in an internal combustion engine (201) comprising an ion current measurement circuit (107), a predetermined number of frequency band limiter modules (203), a predeter...
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WO/2021/261218A1 |
This combustion system (70) is applied to an engine (80). The combustion system (70) has an injection device (40) that injects fuel (F) into a combustion chamber (38), a spark plug (50) that ignites the fuel (F) in the combustion chamber...
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WO/2021/261180A1 |
An internal combustion engine ignition device (10) is provided with a spark plug (1) including an auxiliary combustion chamber (50) in which a discharge gap (G) is arranged. A plug cover (5) covering the auxiliary combustion chamber (50)...
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WO/2021/255930A1 |
Provided is an internal combustion engine ignition device with which it is possible for the application history of an igniter protection function to be recorded inside the igniter. An igniter 10 of an internal combustion engine ignitio...
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WO/2021/257414A1 |
An electronic engine timing system that includes at least (1) an engine position sensor that includes a diametric magnet and two or more hall effect sensors configured and positioned to sense diametric magnet position, (2) sensor data re...
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WO/2021/250890A1 |
This control device (50): calculates an ignition timing for multiple cylinders (101) of an engine (100) on the basis of whether or not knocking is occurring; sets a reference ignition timing by selecting the ignition timing of any of the...
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WO/2021/239434A1 |
The invention relates to a method for controlling an internal combustion engine (1), in which method an ignition angle for triggering combustion in a combustion chamber of the internal combustion engine is determined, a fundamental ignit...
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WO/2021/240898A1 |
To suppress electrode wear of a spark plug in an internal combustion engine while suppressing poor ignition of fuel by the spark plug. This control device of an internal combustion engine takes a timing of occurrence of an n'th (where n ...
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WO/2021/236346A1 |
A compression ignition engine may operate using autoignition resistant fuels by laser-assisted ignition where a focused laser beam directly heats a spray of fuel proximate to an injector nozzle to promote a lifted flame combustion avoidi...
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WO/2021/220844A1 |
In an ignition control device (1) for an internal combustion engine, a plurality of ignition devices (10) each have an IGt signal line (L1) for receiving a main ignition signal (IGt), and the plurality of ignition devices (10) have a sha...
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WO/2021/215301A1 |
A spark plug (1) for an internal combustion engine includes a tubular insulator (3), a central electrode (4) including a distal end protruding portion (41), a tubular housing (2), and a plug cover (5) provided in such a way as to cover a...
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WO/2021/214511A1 |
An ignition system for an internal combustion engine comprises a first housing (2) that defines a main combustion chamber and a second housing (3) that defines a pre combustion chamber. The system also comprises a sparking device (4) fac...
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WO/2021/209215A1 |
The invention relates to a spark-ignited reciprocating piston internal combustion engine comprising a pre-chamber ignition system which is arranged in the cylinder head of the reciprocating piston internal combustion engine and in which ...
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WO/2021/205723A1 |
Engines provided with auxiliary chambers are prone to unstable combustion and the extinguishing of the fire in said auxiliary chambers in conditions when the auxiliary chamber temperature is low such as immediately after starting the eng...
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WO/2021/199576A1 |
Provided is a control device for an internal combustion engine that can more efficiently increase the temperature of a catalyst and the temperature of cooling water than a conventional waste heat control device. This control device acqui...
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WO/2021/191147A1 |
A method and device for controlling a four-stroke internal combustion engine comprising a step of producing a reconstituted crankshaft signal (12) which comprises an electrical signal extending over two revolutions of the crankshaft in t...
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WO/2021/176949A1 |
In the present invention, a spark plug (1) for an internal combustion engine has a housing (2), an insulator (3), a center electrode (4), a ground electrode (5), and an auxiliary chamber formation portion (6). The ground electrode (5) fa...
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WO/2021/178227A1 |
A method of controlling an electronically controllable valve of an engine includes receiving, from one or more operation sensors, operation data including sensor data corresponding to a condition of the engine, control inputs indicative ...
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WO/2021/172023A1 |
A normal control unit (65) performs normal control (α) in which an injection apparatus (40) performs prescribed normal injection (F), and then a spark plug (50) performs ignition (I). Hereinafter, a prescribed region of a combustion cha...
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WO/2021/163863A1 |
Disclosed are an engine control method and device. The method comprises: determining the switching of an engine from a fuel cut-off working condition to a fuel supply working condition (S101); then acquiring the engine speed and the engi...
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WO/2021/160374A1 |
The invention relates to a spark-ignited reciprocating piston internal combustion engine with a pre-chamber ignition system with a housing, which can be built into a cylinder head of the reciprocating piston internal combustion engine an...
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WO/2021/160944A1 |
The valve-controlled ignition pre-chamber with reversed combustion (1) comprises a stratification cavity (6) into which a pilot charge injector (32) opens, the cavity (6) being connected to a combustion chamber (5) of an internal combust...
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WO/2021/157322A1 |
A subsidiary chamber type ignition system (70) comprises: a partition wall (34) that partitions a combustion chamber (30) of an engine (90) into a subsidiary chamber (38) and a main chamber (31); and an ignition plug (40) that ignites fu...
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WO/2021/156928A1 |
The purpose of the present disclosure is to provide a power semiconductor device that can be made more compact. This power semiconductor device is provided with a semiconductor switching element for controlling current flowing in a prima...
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WO/2021/152224A1 |
The invention relates to a method for controlling a powertrain comprising a controlled-ignition combustion engine, a controlled friction clutch, and a gearbox coupled to the combustion engine via the clutch, the method comprising the fol...
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WO/2021/153275A1 |
This ignition system has a spark plug (40) and an ignition control unit (50) that controls the spark plug. When an engine (90) is in a predetermined operating state, the ignition control unit (50) performs post-top-dead-center ignition c...
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WO/2021/148429A1 |
The claimed starting device (10) for a heat engine comprises a flywheel (14), a drive device (16) for the flywheel (14) configured such that it can be actuated mechanically; a field-effect sensor (18) arranged opposite the flywheel (14) ...
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WO/2021/148190A1 |
The invention relates to a method for operating an internal combustion engine (10) of a motor vehicle, wherein the internal combustion engine (10) comprises at least one combustion chamber (20) and a prechamber spark plug (26) which is p...
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WO/2021/131600A1 |
The purpose of the present invention is to improve the ignition performance of a prechamber-type ignition device upon starting of an engine. A prechamber-type ignition device 100A is provided with a prechamber-forming member 201 forming ...
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WO/2021/123754A1 |
A linear electro-mechanical system comprising: a stator including at least first and second stator electronic circuits or groups of circuits; a free piston mover movable in a reciprocating motion relative to the stator, the free piston i...
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WO/2021/111163A1 |
A variable valve timing mechanism (39) of an exhaust valve (14) can perform control with a first valve timing at which the exhaust valve closing time is after top dead center, and with a second valve timing at which the exhaust valve clo...
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WO/2021/109130A1 |
A spark plug heating method based on transient control of a spark discharge current. By accurately controlling discharge current energy, a high-voltage electrode is heated by using a discharge current to heat a spark plug from the inside...
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WO/2021/106009A1 |
A misfire detection system (300) comprising an ignition system (303) including an ignition coil (107), an ion current measurement circuit (302) electrically connected to the ignition coil (107) for measuring an ion current generated from...
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WO/2021/106520A1 |
The present invention reduces electrode wear of an ignition plug in an internal combustion engine, while suppressing ignition failure of fuel due to the ignition plug. An internal combustion engine control device 1 is provided with an ig...
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WO/2021/095456A1 |
The present invention addresses the problem of measuring the voltage between the electrodes of a spark plug at a high SN ratio. This control device 1 for an internal combustion engine is provided with an ignition control unit for contr...
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WO/2021/095505A1 |
According to the present invention, an ion current during combustion is detected without installing a power storage means on a secondary side of an ignition coil. This control device 1 for an internal combustion engine comprises an ign...
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WO/2021/085265A1 |
An ignition device (1) is for an internal combustion engine and comprises: an ignition plug (2); an operation information acquisition unit (4); and an ignition control unit (5). The ignition plug (2) has an auxiliary chamber (21) and an ...
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WO/2021/086490A1 |
A hybrid vehicle comprises an engine, an energy storage device, and an aftertreatment system comprising a SCR catalyst configured to treat constituents of an exhaust gas. A controller is operatively coupled to the engine, the energy stor...
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WO/2021/079665A1 |
Conventionally, detection of the state of a sub-chamber has been impossible unless a sensor is installed near the sub-chamber, preventing appropriate engine control. An ECU 20 is provided with: a jet intensity estimating unit 51 for esti...
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WO/2021/064851A1 |
Provided is an internal combustion engine ignition device that allows superposition discharge using a sub-primary coil to be performed in a stable manner. In the present invention, an ignition coil unit 10 of an internal combustion eng...
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WO/2021/065129A1 |
A resilient body portion (2) includes an annular main body portion (11) arranged in a gap, a seal lip portion (12) which is provided extending from the side of the main body portion (11) that is being sealed, and which comes into contact...
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WO/2021/059761A1 |
An internal combustion engine ignition device (1) is provided with an ignition coil (2), an ignition plug (3), a main ignition circuit (5), and an energy input circuit (6). A first switching element (51) of the main ignition circuit (5) ...
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WO/2021/059664A1 |
In engines provided with an auxiliary chamber that internally includes an ignition plug, abnormal combustion must be suppressed since the amount of heat generated in the auxiliary chamber is liable to become great, but the manufacturing ...
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WO/2021/059791A1 |
Provided is an internal combustion engine control device with which it is possible for ignition timing control errors to be reduced compared with a conventional case. This internal combustion engine control device is provided with a neur...
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WO/2021/053935A1 |
The present invention forms a rich air-fuel mixture around a spark plug and suppresses exhaustion, even when the environmental conditions change. According to one aspect, the present invention provides a fuel-injection control device 150...
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WO/2021/046931A1 |
A non-contact handheld multi-station automobile high-voltage ignition coil fault detector, comprising a sensing antenna, an electromagnetic field signal amplification circuit, an ignition signal processing circuit, and a display circuit....
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