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WO/2012/038256 |
The invention relates to a method for monitoring the function of an exhaust gas sensor in the exhaust line of an internal combustion engine. According to the invention, a first functional check of the exhaust gas sensor takes place at a ...
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WO/2012/038641 |
The invention relates to a method for managing a deactivation of cylinders (1, 2, 3, 4) of a heat engine having N cylinders. According to the invention, the method comprises the step of determining, from a total torque Cconsigne to be ou...
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WO/2012/038639 |
The invention mainly relates to a method for determining the mass flow rate (D1) of air entering the intake manifold (3) of an internal combustion engine (2) provided with an exhaust-gas recirculation system (10), wherein said intake man...
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WO/2012/034907 |
The invention relates to a method for checking the operation of a ventilation device for ventilating a crankcase (12) of an internal combustion engine (2), wherein the crankcase (12) is connected to an air supply system (3) of the intern...
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WO/2012/034761 |
The invention relates to a method for determining at least one property of a gas in a measurement gas space (112), in particular for detecting at least one gas component in the gas. At least one sensor element (114) is used, wherein the ...
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WO/2012/035221 |
The invention relates to a method for authorising the engagement of a starter with an internal combustion engine at the end of the course of the engine, a sensor detecting a marking coupled to the engine and consisting of alternating tee...
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WO/2012/036006 |
If, in order for the degree of opening of a flow-strengthening valve to have an effect not only on flow but also on flow rate, when the degree of opening of the flow-strengthening valve changes transiently, ignition correction control is...
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WO/2012/035615 |
Provided is an exhaust gas purification device for an internal combustion engine provided with an NSR catalyst and an SCR, the exhaust gas purification device being capable of achieving a high NOx purification rate by combining an NSR ca...
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WO/2012/035889 |
[Problem] To provide a control unit for a control member, a pressure control unit, an EGR control unit, and a boost pressure control unit, the units capable of learning the changes in apparent efficiency brought about by the controlling ...
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WO/2012/035221 |
The invention relates to a method for authorising the engagement of a starter with an internal combustion engine at the end of the course of the engine, a sensor detecting a marking coupled to the engine and consisting of alternating tee...
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WO/2012/035635 |
When performing a divided pilot injection of a first pilot injection and a second pilot injection, the second pilot injection pressure setpoint value is set depending on whether the pilot injection is required to perform a preheating fun...
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WO/2012/034656 |
The invention relates to a method for operating an internal combustion engine having a plurality of combustion chambers (12, 14, 16, 18), wherein a deviation of the actual operating behavior from the desired operating behavior of at leas...
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WO/2012/035647 |
A map of distances between cylinder pressure sensors and combustion areas in which the distances between cylinder pressure sensors and combustion fields are acquired by determining the main injection timing, a map of burning velocities i...
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WO/2012/035774 |
A method for warming an after-treatment burner system configured in a manner such that a burner (14) is provided upstream from a particulate filter (12) (exhaust purifying material) installed in an exhaust pipe (11) and combustion by the...
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WO/2012/034611 |
The invention relates to a method for operating an internal combustion engine, in particular of a motor vehicle, wherein a valve operating mechanism for at least one intake valve and at least one exhaust valve of at least one working cyl...
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WO/2012/035622 |
This air-fuel-ratio control device is provided with a determination means and a reverse-direction correction introduction means. The determination means determines whether or not the output of a downstream air-fuel-ratio sensor falls wit...
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WO/2012/035398 |
In a vehicle control apparatus that changes the travel characteristic of a vehicle on the basis of a change of the acceleration of the vehicle, when the travel characteristic is to be changed because the acceleration has changed, the amo...
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WO/2012/034773 |
The invention relates to a method for operating an injection system (103) for an internal combustion engine (101), in which, in an operating situation in which no fuel demand exists from the internal combustion engine (101), a valve (41,...
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WO/2012/036280 |
A rice transplanter is provided with: an engine; a transmission for converting the power of the engine and transmitting said power to vehicle wheels; a main shift lever which is connected to the transmission, is capable of being operated...
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WO/2012/035401 |
A vehicle control system includes: an acceleration acquisition unit (25, 26) that detects or estimates an acceleration of a vehicle; and a control unit (28) that is configured to change a running characteristic, which includes at least a...
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WO/2012/036547 |
A combustion engine comprises a suction valve system for discharging blow- by gas from the crankcase into an air inlet channel for the cylinders. The suction valve system is driven by an electromotor which is connected to a power source....
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WO/2012/031826 |
The invention relates to a method for stopping an internal combustion engine, wherein an amount of air which is supplied via an air metering device of the internal combustion engine, in particular a throttle flap (100), is reduced after ...
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WO/2012/032859 |
Provided is a saddled vehicle configured so that, when the air-cooled engine stops, the fuel within the injection nozzle is prevented from evaporating. The air-cooled engine (21) of a saddled vehicle is provided with: a cylinder head (23...
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WO/2012/031898 |
The invention relates to a method for actuating a piezoelectric actuator and a piezo injector of a fuel injection system having a nozzle needle which can be moved between the closed position and an open position by the piezoelectric actu...
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WO/2012/033678 |
A computer-implemented method is used to correct deviations between a predicted gas excess air ratio and a calculated excess air ratio in a dual fuel engine or other gas fueled compression ignition engine (10). The method includes determ...
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WO/2012/033704 |
A diesel particulate filter system comprising: a temperature sensor on the inlet side of the diesel particulate filter; a temperature sensor on the outlet side of the diesel particulate filter; a pressure sensor on the inlet side of the ...
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WO/2012/032076 |
The invention relates to a control device and to a method for controlling internal combustion engine injection valves (A, B, C; A', B', C', D', E') that are actuated by coils by means of the control device. During one internal combustion...
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WO/2012/031829 |
The invention relates to a method for setting an emergency operational mode in a system which detects pre-ignitions in a combustion engine and which contains errors. The system consists of at least one sensor (17) and/or at least one sen...
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WO/2012/032878 |
The actual number of rotations (NE) of a main shaft (14) connected to a main engine (12) is detected. A PID operation is performed on the difference between a number-of-rotations command (NO) and an actual number of rotations (NE) in a c...
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WO/2012/031827 |
The invention relates to a method for restarting an internal combustion engine, in which a first cylinder (ZYL1) has a low air level and a second cylinder (ZYL2) has a high air level, and wherein a predefined speed threshold value (ns) i...
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WO/2012/033308 |
The present invention relates to a dual-injection control method and to an apparatus applying same. According to the present invention, fuel-switching between gasoline and LPG may be automatically executed, and the switching efficiency o...
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WO/2012/031896 |
The invention relates to a method for controlling the injection quantity of a piezoactuator and to a piezoinjector of a fuel injection system, which comprises a nozzle needle displaceable by the piezoactuator. On the basis of the instant...
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WO/2012/033704 |
A diesel particulate filter system comprising: a temperature sensor on the inlet side of the diesel particulate filter; a temperature sensor on the outlet side of the diesel particulate filter; a pressure sensor on the inlet side of the ...
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WO/2012/033441 |
The present invention relates to a damper for regulating a flow in a pipe (2) connected to an engine (10), which damper (1) is adapted to assuming a plurality of different positions in the pipe (2), thereby regulating a fluid flow throug...
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WO/2012/033308 |
The present invention relates to a dual-injection control method and to an apparatus applying same. According to the present invention, fuel-switching between gasoline and LPG may be automatically executed, and the switching efficiency o...
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WO/2012/032627 |
In response to the operating state of the engine, the "injection period representative crank angle", which is the time at which the "representative swirl speed" should be determined, is specified, and the "representative spray location",...
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WO/2012/032631 |
This air-fuel ratio control device is provided with an opposite direction spike introduction means and an opposite direction spike interval setting means. While an air-fuel ratio correction required by an output from a downstream-side ai...
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WO/2012/033678 |
A computer-implemented method is used to correct deviations between a predicted gas excess air ratio and a calculated excess air ratio in a dual fuel engine or other gas fueled compression ignition engine (10). The method includes determ...
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WO/2012/031827 |
The invention relates to a method for restarting an internal combustion engine, in which a first cylinder (ZYL1) has a low air level and a second cylinder (ZYL2) has a high air level, and wherein a predefined speed threshold value (ns) i...
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WO/2012/028275 |
Methods for controlling an injection process of an engine that is configured to operate with multiple types of fuels are disclosed. The methods may comprise the steps of receiving (40) a fuel amount request indicating a requested amount ...
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WO/2012/028944 |
A fuel control apparatus for an internal combustion engine (100) that is able to mix a first fuel with a second fuel that is higher in compression ignitability than the first fuel and then to use the mixture of the first fuel and the sec...
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WO/2012/028941 |
An internal combustion engine (100) includes: a first fuel supply portion (28) which is provided in a combustion chamber (12) or in an intake passageway (40) that communicates with the combustion chamber (12), and which supplies a first ...
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WO/2012/030273 |
The present invention relates to a method for regeneration of a particle filter (202) pertaining to a combustion process, which filter is arranged to treat exhaust gases arising from combustion in a combustion engine (101), which method ...
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WO/2012/028944 |
A fuel control apparatus for an internal combustion engine (100) that is able to mix a first fuel with a second fuel that is higher in compression ignitability than the first fuel and then to use the mixture of the first fuel and the sec...
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WO/2012/030286 |
The present invention relates to a method for initiating calibration of a damper (1) which is situated in a pipe (2), is connected to an engine (10) and is capable of assuming a plurality of positions between a first extreme state and a ...
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WO/2012/029517 |
An internal combustion engine diagnostic device (14) and an internal combustion engine diagnostic method identify an abnormal cylinder having an abnormal air-fuel ratio among a plurality of cylinders (32) during the operation of an inter...
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WO/2012/029180 |
For each crank angle, this fuel injection control device calculates a "pre-after-injection spray-occupied volume (Vfuel)" that is the volume of fuel injected into a combustion chamber (3) until after-injection is executed. Also, for each...
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WO/2012/030274 |
The present invention relates to a method pertaining to regeneration of a particle filter (202) in a post-treatment system (200), which particle filter (202) is adapted to treatment of an exhaust mass flow arising from combustion in a co...
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WO/2012/031224 |
Systems and methods are provided for controlling an amount of torque generated by an engine of a vehicle. The amount of torque may be controlled by limiting an amount of fuel or air or a combination thereof being provided to the engine. ...
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WO/2012/031224 |
Systems and methods are provided for controlling an amount of torque generated by an engine of a vehicle. The amount of torque may be controlled by limiting an amount of fuel or air or a combination thereof being provided to the engine. ...
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