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WO/2007/065573A1 |
Known methods for controlling an internal combustion engine can no longer meet the requirements of modern diesel internal combustion engines, in particular supercharged diesel internal combustion engines in terms of improved efficiency, ...
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WO/2007/064005A1 |
The internal combustion engine (1) has a valve driving mechanism (VM) capable of changing the valve-opening characteristic of at least one of an intake valve (Vi) and an exhaust valve (Ve), an in-cylinder pressure sensor (15) for detecti...
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WO/2007/060349A1 |
The invention concerns a method which consists in recording in the cylinder (1), at one time of the engine cycle close to each opening time of its exhaust valve (7a), the pressure (Pcyl-θAOE) in the combustion chamber and the temperatur...
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WO/2007/054416A1 |
An internal combustion engine according to the invention has a plurality of cylinders and an exhaust tract into which a mixture which is situated in the respective cylinder is introduced in the respective discharge strokes. According to ...
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WO/2007/052554A1 |
A sensor housing (17) attached to an installation surface (15) on one side of a throttle body (1) has a throttle sensor (18) and a sensor unit (16) having a negative pressure sensor (20) attached to it. A negative pressure transmission p...
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WO/2007/048959A1 |
The invention relates to a method of controlling a mobile actuator (2) such as to vary the compression rate of at least one combustion chamber of an internal combustion engine (1). The inventive method comprises the following steps consi...
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WO/2007/048949A1 |
The invention relates to a method of adjusting a control cartography of a mobile actuator (2) such as to vary the compression rate of at least one combustion chamber of an internal combustion engine (1). The inventive method comprises th...
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WO/2007/042674A1 |
The invention concerns a method for controlling self-ignition of an air-fuel mixture, in particular for a Diesel-type internal combustion engine which consists in: providing, in at least one combustion chamber (14) of the engine, an air-...
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WO/2007/042091A1 |
The invention relates to the field of method and devices for determining and putting in fuel into an internal combustion engine on the basis of an air-fuel ratio in proximity to the stechiometric value. The present invention is based on ...
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WO/2007/041092A2 |
Systems and methods for controlling an engine using feedback from one or more sensors are disclosed. An illustrative control system for controlling a diesel engine may include one or more post-combustion sensors adapted to directly sense...
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WO/2007/039811A1 |
A startup control apparatus of an internal combustion engine provided with a variable nozzle supercharger with exhaust gas turbine, and an exhaust gas catalyst arranged in an exhaust passage on the downstream side of the turbine, include...
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WO/2007/025844A1 |
The invention relates to a method for operating a motor vehicle drive, in particular a hybrid drive, wherein at least one desired torque (120, 140, 142) is calculated in a first step. The at least one desire torque (120, 140, 142) is con...
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WO/2007/022410A2 |
A system for controlling fuel to an engine to minimize emissions in an exhaust of the engine. There is a controller (22) connected to an actuator (28) , for example a fuel control actuator, of the engine and to emissions sensors (23, 24)...
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WO/2007/015995A2 |
A fluid conveyance apparatus having more than one particulate matter sensing probe situated at two or more locations on the apparatus. Signals from the probes from at least two locations may indicate particulate matter flowing within a f...
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WO/2007/013663A1 |
Disclosed is an internal combustion engine control apparatus that includes an in-cylinder pressure sensor for detecting in-cylinder pressure Pc. Combustion start time θ0 and combustion end time θf, which are parameters serving as contr...
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WO/2007/010154A2 |
The invention concerns a device for detecting in real time the beginning of the combustion phase of an internal combustion engine, in particular for a motor vehicle. It comprises means for calculating (20) a variable (C) representing the...
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WO/2007/008281A1 |
A method of operating an internal combustion engine (10) is provided. The method includes injecting a first fuel charge into at least one cylinder (20) of the engine (10). The method further includes determining a value indicative of at ...
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WO/2007/008282A2 |
A method of mixed mode operation of an internal combustion engine (10) includes the steps of controlling a homogeneous charge combustion event timing in a given engine cycle, and controlling a conventional charge injection event to be at...
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WO/2007/006988A2 |
The invention concerns a device (10) for processing a signal of pressure measurement (Pr) of an internal combustion engine combustion chamber comprising: a low-pass filter (22) of the pressure measuring signal so as to obtain a filtered ...
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WO/2007/004379A1 |
An engine ECU executes a program including the step (S100, S110) of detecting an engine speed NE and an engine load, the step (S130) of determining whether fuel can be injected at normal feed pressure from an in-cylinder injector during ...
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WO/2006/131673A1 |
The invention concerns a method for determining combustion noise level (D3Ppil1, D3Ppal1) generated by an injection engine based on pressure measurements. Said method consists in: equipping the engine with a pressure sensor delivering a ...
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WO/2006/132337A1 |
A flow control device for an engine has an idle control means for controlling the amount of auxiliary air in an auxiliary-air path bypassing a throttle valve provided in an air intake path of the engine, and a device block placed at an a...
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WO/2006/126464A1 |
During the stop of combustion of the internal combustion engine (YES in step S100), if deposit accumulation inside the internal combustion engine is large (YES in step S110), the VVT mechanism sets the overlap state in which both the int...
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WO/2006/120209A1 |
The isentropic exponent ($g(x)) and the constant (k) in the equation p?V$g(x)=k for processes before and after fuel combustion in the cylinder are determined on the basis of the signals from a cylinder pressure sensor and from a cranksha...
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WO/2006/111128A1 |
The invention concerns a motor vehicle equipped with an instrument which captures the real fuel consumption value, a nominal consumption value being defined and the captured real value being used to regulate the power of the engine.
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WO/2006/106058A1 |
An internal combustion engine has an exhaust-gas turbocharger which comprises an exhaust-gas turbocharger actuator. Furthermore, it has an exhaust-gas recirculation device which comprises an exhaust-gas recirculation valve. An apparatus ...
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WO/2006/104144A1 |
An ion sensor enabling more precise control of an internal combustion engine by detecting combustion phenomenon while taking account of flame propagation in the direction of traversing the combustion chamber, and control method and syste...
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WO/2006/102924A1 |
The invention relates to a method for controlling the composition of the combustible air/fuel mixture located inside a combustion chamber of a spark-ignition internal combustion engine with external mixture formation. According to the in...
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WO/2006/104798A1 |
A method of operating a compression-ignition engine (14) includes adjusting timing of fuel injection (64) if a sensed parameter indicative of a maximum pressure within a combustion chamber varies relative to a selected pressure and if fu...
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WO/2006/100883A1 |
At the time of startup of an engine having an in-cylinder injector (110) and an intake manifold injector (120), a risk of pre-ignition during the first-time compression stroke is determined based on a rotational angle of a crankshaft (20...
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WO/2006/100948A2 |
An in-cylinder injector injects fuel to be sprayed in the form of an inverted letter V sandwiching a spark plug, as seen in a top view, and in a sector as seen in a side view. The sprayed fuel interferes with an intake valve assuming an ...
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WO/2006/097190A1 |
The invention relates to a method for operating an internal combustion engine comprising inlet valves which are provided with adjustable opening curves. In the partial load operation, the closing time point of the inlet valves and the fu...
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WO/2006/094517A1 |
A process and device are disclosed for regulating the course of combustion in an internal combustion engine by ion stream measurement. For each combustion cycle in a combustion chamber (9) of the internal combustion engine (1), the ion s...
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WO/2006/092351A1 |
According to the invention, prior to or during an intermediate compression around the upper dead centre of a piston of an internal combustion engine during a change in charge a predetermined first fuel mixture (MFF1) is metered into the ...
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WO/2006/075726A2 |
There is provided a start control apparatus for an internal combustion engine (1) which starts the engine with injecting fuel to each cylinder (2) of the internal combustion engine in an intake stroke. The apparatus comprises a stop posi...
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WO/2006/074636A2 |
The invention relates to a method and to a device for controlling internal combustion engines. Said internal combustion engine (2) which is provided with an electromotor can be connected to a hybrid drive system (1). Sensor signals are d...
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WO/2006/073062A1 |
A dual injection type internal combustion engine including an injector for in-cylinder injection and an injector for intake manifold injection includes learning means for learning a background noise level based on an output signal of a k...
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WO/2006/070520A1 |
An ECU executes a program including the steps of: calculating a base timing of injection (INJB) (S100); determining whether an engine knocks (S102); if the engine knocks (YES at S102), increasing a correction value INJK(I) applied to cor...
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WO/2006/067581A1 |
A valve characteristic control apparatus is provided in an internal combustion engine including a variable valve mechanism that can change at the least, among valve characteristics of an exhaust valve, a closing timing of the exhaust val...
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WO/2006/067333A1 |
The invention concerns a method for detecting abnormal combustion in the combustion chamber of at least one cylinder of an applied ignition supercharged engine, characterized in that it consists in: measuring a physical quantity related ...
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WO/2006/064154A1 |
The invention relates to a method for determining the mass of residual burnt gas (mGBR) in the cylinder of an internal combustion engine at the end of the exhaust phase. Said method is characterised in that it comprises the following ste...
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WO/2006/063372A1 |
The invention relates to a method for operating an internal combustion engine, wherein external as well as internal waste gas is recirculated at least in a first motor operation area. In order to increase the compatibility of the remaini...
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WO/2006/053438A1 |
A method for processing an accelerometer signal associated with the combustion process in an operating internal combustion engine, the method comprising the steps of measuring an accelerometer signal across a window of selected crank ang...
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WO/2006/054029A1 |
The invention concerns a device for controlling an internal combustion engine (601), comprising means (600) for generating a signal for controlling the internal combustion engine (601), a sensor (602) for supplying a pressure measurement...
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WO/2006/051589A1 |
A thermal flow rate measuring device capable of solving problems in a flowmeter measuring a suction air rate of the internal combustion engine of an automobile wherein a pulsation error increases at high rotational speed and high pulsati...
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WO/2006/048121A1 |
The invention relates to a method for operating an internal combustion engine, comprising a control device and a combustion chamber defined in a cylinder between a cylinder head and a piston. A combustion chamber pressure is determined i...
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WO/2006/045181A1 |
A system and method to manage the operation of an engine to substantially avoid undesired operating conditions. The system and method monitors, substantially in real time, the operation of the engine to detect the occurrence, or onset, o...
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WO/2006/045184A1 |
A control system and method for controlling a vehicle system, such as an engine, is taught. The controller uses the angular position of a rotating component, and in particular the angular phase of the rotating component to another rotati...
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WO/2006/046032A1 |
An internal combustion engine (1) is supplied with combustion air via an inlet manifold (7). A throttle valve (11) controls the amount of air admitted to the combustion chamber. A fuel injector (9) is provided for injecting liquid fuel i...
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WO/2006/043574A1 |
When the combination of measured accelerator opening Acc and measured vehicle speed V is in an ordinary acceleration area, the vehicle of the invention sets a torque demand Tr* to decrease with an increase in measured vehicle speed V at ...
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