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WO/2012/001310 |
The invention relates to a method and a device for controlling an engine operating with direct fuel injection, notably direct petrol injection, into a combustion chamber (3) of the engine. According to the invention: - an engine operatin...
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WO/2012/000028 |
A method of controlling fuel injection timing for an internal combustion engine having a multi-fuel system operable with a first fuel, at least one further fuel or a mix of these, the method including intercepting angular position timing...
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WO/2011/162701 |
The invention relates to a method pertaining to an HC dosing system for cleaning of exhaust gases from an engine (150), comprising a dosing unit situated in thermal contact with the engine's exhaust system (250) and intended to supply a ...
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WO/2011/161351 |
The invention relates to a method for adapting the settings of an engine on the basis of the consumption of a nitrogen-oxide reducing agent onboard a vehicle, the vehicle including an engine and a nitrogen-oxide reducing agent tank, char...
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WO/2011/161872 |
An exhaust gas purifying apparatus for a diesel engine includes a diesel particulate filter (DPF) in an exhaust system in the diesel engine. The exhaust gas purifying apparatus is constructed to execute regeneration of the DPF by raising...
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WO/2011/162700 |
The invention relates to a method pertaining to an SCR system for cleaning of exhaust gases from an engine (150), comprising a dosing unit (250) situated in thermal contact with the engine's exhaust system and intended to supply a reduci...
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WO/2011/162068 |
When DPF regeneration is restarted after automatically restarting an engine from an interruption in DPF regeneration, DPF regeneration control is corrected in such a manner that temperature increases due to DPF regeneration are minimized...
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WO/2011/161980 |
Provided is a control apparatus for an internal combustion engine, wherein the quantity of intake air supplied to a combustion chamber can be appropriately controlled when an internal combustion engine is in a deceleration driving condit...
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WO/2011/161351 |
The invention relates to a method for adapting the settings of an engine on the basis of the consumption of a nitrogen-oxide reducing agent onboard a vehicle, the vehicle including an engine and a nitrogen-oxide reducing agent tank, char...
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WO/2011/161000 |
The invention relates to a method for regulating a fuel injection system of an internal combustion engine, in which method an instruction to start an injection process of fuel through an injection valve is output by means of a control un...
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WO/2011/160744 |
The invention relates to a method for starting an internal combustion engine of a motor vehicle by means of an electric machine, wherein the method comprises the following steps in order to increase the service life of a hydrodynamic pla...
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WO/2011/161793 |
In compliance with pre-set implementation conditions, a purge control determination unit (32) determines whether or not to implement a purge control. If the determination is made to implement purge control, a purge control unit (34) actu...
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WO/2011/158349 |
A control device for an internal combustion engine is provided with: an air intake variation valve mechanism (44) having a hydraulic phase variation mechanism which adjusts the rotation phase of an air intake cam; and a motorised lift am...
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WO/2011/158353 |
The disclosed fuel control device for an internal combustion engine capable of using a plurality of fuel types minimizes losses in fuel efficiency when using a rich air-fuel ratio upon return from a fuel-cut state. Said internal combusti...
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WO/2011/156898 |
A particulate loader and transfer apparatus is provided. The particulate loader and transfer apparatus comprises a separation chamber having a particulate and air intake. At least one blower is connected to the separation chamber for pro...
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WO/2011/158074 |
In a control apparatus and a control method for a variable mechanism, when a predetermined condition is fulfilled, a movable member (3) is driven until an engagement portion (31) contacts one restriction member (22), and the absolute pos...
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WO/2011/158153 |
A system for improving the performance of a combustion engine comprising a system control unit is disclosed. The system control unit comprises an input module, a transform module and a control module all interconnected to each other. The...
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WO/2011/154124 |
An injection nozzle has a nozzle needle which suppresses metering in of fluid in a closed position and otherwise releases the metering in of fluid. Furthermore, the injection valve has a solid-state actuator which is configured to act on...
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WO/2011/153970 |
A method to reduce emissions of nitrogen oxides from combustion engines and/or to increase the performance of combustion engines while keeping the emissions of nitrogen oxides from combustion engines at the same level and/or to increase ...
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WO/2011/154838 |
A variable valve timing apparatus for an internal combustion engine, including: an actuator (15) that activates a variable valve timing mechanism; a detection unit (35) that detects a driving position of the actuator; a control unit (21)...
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WO/2011/154736 |
A fuel economy unit (30) is disclosed for an engine system comprising an internal combustion engine or electric motor having a demand input, an output member drivable by the engine, and a user-operable demand control (13) for providing a...
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WO/2011/154609 |
The invention relates to a method of operating an internal combustion engine, which engine (2) has a plurality of cylinders (3) and engine controller (10) capable of adjusting a burning state of each cylinder through fuel regulation,incl...
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WO/2011/154837 |
A variable valve timing apparatus for an internal combustion engine, includes an actuator (15) that operates a first variable valve timing mechanism; a detecting portion (35) that detects a driving position of the actuator (15); and a co...
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WO/2011/155593 |
Disclosed is a combustion diagnosis device for an internal combustion engine having a plurality of air cylinders, with which the effects of disturbance etc. are removed to accurately determine the combustion state of each air cylinder. T...
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WO/2011/155073 |
Disclosed is a fuel injection quantity control apparatus (control apparatus) provided with an upstream side air-fuel ratio sensor (67) disposed between an exhaust collection portion (HK) and a catalyst (53). The control apparatus perform...
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WO/2011/156059 |
Throttle loss recovery (TLR) systems for a spark-ignition engine are described having a turbine (either variable or non-variable) that expands incoming engine air and drives an electrical generator. A bypass passage and bypass valve can ...
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WO/2011/156059 |
Throttle loss recovery (TLR) systems for a spark-ignition engine are described having a turbine (either variable or non-variable) that expands incoming engine air and drives an electrical generator. A bypass passage and bypass valve can ...
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WO/2011/154592 |
The invention relates to a method of operating an internal combustion engine using liquid pilot fuel, which engine (2) has a plurality of cylinders (3) and engine controller (10) capable of adjusting a burning state of each cylinder thro...
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WO/2011/154232 |
The invention relates to a method and a device for supplying fuel into a combustion chamber of a cylinder (3) of an internal combustion engine (2), wherein a fuel/air mixture is supplied to the cylinder (3) via at least two inlet section...
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WO/2011/153970 |
A method to reduce emissions of nitrogen oxides from combustion engines and/or to increase the performance of combustion engines while keeping the emissions of nitrogen oxides from combustion engines at the same level and/or to increase ...
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WO/2011/154636 |
The invention relates to a method for preventing the pumping of an engine turbocharger, said method including: detecting an instantaneous torque of the engine, said torque corresponding to an injection of a first fuel flow; and detecting...
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WO/2011/154027 |
A device, system and method for operating a bi-fuel engine using either a first or second fuel, or a mix fuel comprising said first sucha as gasoline and second fuel such as hydrogen, comprising a processor (102), a fuel intake assembly ...
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WO/2011/154229 |
A method for operating an internal combustion engine, in particular for avoiding undesired pressure deviations, is described. A setpoint value (108) of a pressure is determined as a function of a driver's request. An actual value (1 10) ...
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WO/2011/154592 |
The invention relates to a method of operating an internal combustion engine using liquid pilot fuel, which engine (2) has a plurality of cylinders (3) and engine controller (10) capable of adjusting a burning state of each cylinder thro...
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WO/2011/154028 |
A conventional gasoline engine is retrofitted to operate as a bi-fuel engine calibrated to burn Hydrogen gas as a primary fuel and gasoline as a secondary fuel at various acceptable air fuel ratios while avoiding forbidden air fuel ratio...
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WO/2011/154234 |
The invention relates to a method for reducing vibration of an output shaft (3) of a drive motor (2), which provides a drive torque, the method comprising the following steps: monitoring an operating variable of the drive motor (2), by m...
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WO/2011/152776 |
Temperature measurement system comprising at least one thermocouple with a measuring portion (2) and a reference portion (4) which presents a reference temperature TREF for the thermocouple, which system comprises a temperature measureme...
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WO/2011/151097 |
The invention relates to a device and a method for testing fuel injectors, in particular of the piezoelectric type. The device comprises at least one, in particular bidirectional, interface for connecting an operating unit, at least one ...
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WO/2011/151288 |
The invention relates to a method and device for controlling a valve (20), which comprises a spring (32) having a spring force (F_1), an actuator (42) having an actuator force (F_2) acting counter to the spring force (F_1), and a pin (34...
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WO/2011/152509 |
Degradation in exhaust is indicated when the air-fuel ratio between air cylinders fluctuates, but the rate of exhaust degradation and the magnitude of the degree of fluctuation in the air-fuel ratio between air cylinders detected by a ca...
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WO/2011/152165 |
Disclosed is an exhaust gas purification system intended to improve fuel consumption and prevent the dilution of engine oil when regenerating an exhaust gas purification device (50). The exhaust gas purification system is provided with t...
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WO/2011/152493 |
Provided is a control device for an internal combustion engine, which can optimally control plasma ignition operation regardless of the type of fuel. A control device (30) for an internal combustion engine (20) controls a plasma ignition...
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WO/2011/151128 |
The invention relates to a method for determining a closing point in time of a valve having a coil drive. The method comprises (a) switching off a current flow through a coil (L_inj) of the coil drive, so that the coil (L_inj) is depower...
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WO/2011/148815 |
Provided is an exhaust gas purification system which can accurately control an automatic driving regeneration and an automatic idling regeneration when a vehicle is stopped, and prevents the exhaust gas temperature from overshooting even...
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WO/2011/148517 |
Disclosed is an air-fuel ratio control device which controls the air-fuel ratio of an air-fuel mixture to be supplied to an engine (the air-fuel ratio in the engine) on the basis of the output value of a downstream-side air-fuel ratio se...
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WO/2011/147672 |
The invention relates to an actuator system (1), in particular for operating a flap in a motor vehicle, comprising: - a drive (4) with an electronically commutated electric motor; - a movable actuating element (6); - a mechanism (5) whic...
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WO/2011/148818 |
Disclosed is an exhaust gas purification device which has a simple structure, and in which the deterioration in an NOx purification catalyst induced by a heat generated during the reproduction of a DPF can be prevented and the deteriorat...
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WO/2011/148816 |
Provided is a system for purifying exhaust gas, in which post injection can be precisely controlled by means of PID control during drive automatic regeneration even if acceleration and deceleration are repeated and an exhaust gas brake v...
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WO/2011/149411 |
Method and system for adaptation of a gas sensor ( 13) situated in the exhaust line (3) from a combustion engine. Sets of measured values are recorded at three or more different times during a period when the composition of the engine's ...
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WO/2011/148813 |
Provided is a system for purifying exhaust gas in upland areas, in which power performance can be maintained in upland areas in normal drive mode and the amount of oxygen required for post injection in regeneration mode can be ensured, a...
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