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JP3152106B2 |
PURPOSE: To prevent a transfer shock from occurring by performing a changeover between a first mode to be controlled in a first air-fuel ratio state and a second mode to be controlled in a second air-fuel ratio state at the more fuel lea...
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JP2001073835A |
To improve the performance of stratified stoichiometric combustion for raising the exhaust gas temperature. When, after starting, combustion is swiched to a stratified stoichiomeric combustion, the fuel injection timing in the compressio...
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JP3147092B2 |
To reduce fuel consumption while inhibiting generation of soot and NOx. A fuel injection valve 6 and an ignition plug 7 are arranged inside a combustion chamber 5, and fuel is injected from the fuel injection valve 6 in a final stage of ...
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JP2001003802A |
To suppress generation of soot by detecting an injection time point and/or an ignition time point in relation to a lambda in a second operating system, in a device having first and second operating systems for directly injecting fuel int...
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JP3121613B2 |
A method for controlling a spark-ignition engine without a throttle flap is carried out with variable inlet valve opening durations. The method includes the steps of: detecting a speed signal having a value dependent upon the engine spee...
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JP2000517020A |
Disclosed herein is a method of operating a two-stroke internal combustion engine so as to promote reduction in engine exhaust emissions, which two-stroke internal combustion engine includes a combustion chamber, a pump operable to perio...
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JP2000352346A |
To enable determination of an appropriate required torque of an auxiliary steering system for a vehicle by determining required value of an output variable of a drive unit provided in the auxiliary steering system as a function of variab...
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JP2000337200A |
To improve the controllability of an engine operation parameter by calculating the times of first and second parts of an engine cycle, calculating the engine load from the calculation results, and determining the suitable timing concerni...
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JP2000314366A |
To prevent generation of an improper torque by correcting a lag phase of an ignition lead angle when the demand of an operator is smaller than a prescribed threshold and its rotating speed is large. A vehicle is accelerated by increasing...
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JP2000303894A |
To prevent injection end time from overlap with an ignition time, and to prevent misfire or the retention of unburned fuel in a cylinder in a cylinder injection of fuel type spark ignition system internal combustion engine. Output fuel i...
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JP2000282931A |
To ensure certainty for control operation of an internal combustion engine, even in case of an error by maintaining the desired limitation of revolving speed without a shut-off of the fuel supply. A method and device for controlling an i...
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JP3090073B2 |
An improved controller for controlling fuel injection in an internal combustion engine. The engine includes a fuel injection valve (11) for directly injecting fuel into a combustion chamber (5). A fuel pressure sensor (63) detects the fu...
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JP2000248981A |
To eliminate defective operations of an ECU, and reduce cost of the ECU and miniaturize the unit. The power circuit of an outboard motor is provided with an engine control unit 14 for controlling the operations of an engine, a battery 11...
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JP2000234554A |
To damp shocking motion by adaptively depending an intervention operation parameter corresponding to actual values of operating parameters in a plurality of intervention operation parameters which are classified following with one operat...
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JP2000227037A |
To obtain a control device for a cylinder injection type internal combustion engine having an improved exhaust gas, fuel consumption, and combustion conditions. This device is equipped with: a means 13 for directly injecting fuel into a ...
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JP2000205023A |
To suitably reduce an engine output torque by switching first and second torque-down system according to a combustion system, in an internal combustion engine wherein the combustion system such as stratified combustion and homogenous com...
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JP2000205006A |
To prevent occurrence of torque shock caused by shifting driving modes at the time of acceleration without lowering of acceleration performance and fuel economy, in a direct injection type engine, which comprises an injector for directly...
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JP3064346B2 |
An engine speed control apparatus comprises: a first detector for detecting an engine speed; a second detector for detecting idling condition of the engine; a first setting circuit responsive to the first detector for setting a target en...
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JP3063939B2 |
Embodiments of engine speed control and methods of maintaining engine speed control and fuel injection so as to minimize hunting and improve exhaust emission control, particularly at low speeds. This is achieved by setting a fixed amount...
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JP3052856B2 |
To shorten catalyst activation time by injecting a particular amount of additional fuel during the middle period of expansion stroke or subsequent expansion stroke at the time of engine operation which requires exhaust gas temperature ra...
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JP2000130225A |
Not to fluctuate the engine torque to the utmost, even if an air fuel ratio is changed. When the ignition timing is not changed and the air fuel ratio is increased, an engine 16 has a big air fuel ratio area where a torque is dropped com...
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JP2000130239A |
To improve an operation property by controlling a driving unit with change of a prescribed setting value in order to reduce a drag torque when an instability occurs on at least one driving wheel, in the case where the drag torque of an i...
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JP2000505175A |
A spark plug for an internal combustion engine that burns fuel from a fuel source, the engine including a block assembly with a piston cylinder, a fluid combustion chamber connected to the piston cylinder, and an air and fuel mixing area...
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JP2000087786A |
To enable simple, yet effective selection between uniform charge combustion and stratified charge combustion by improving an operating method of an internal combustion engine and an internal combustion engine with which the same operatin...
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JP3018740B2 |
PURPOSE: To control ignition timing by adding charging efficiency to an EGR amount in an ignition timing control device for an internal combustion engine which has an exhaust gas re-circulation device for decelerating combustion in an en...
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JPH11315746A |
To set a target torque to be specified at a CPU easily and surely by enabling to set a drive output in accordance with a plurality of conditions identified by operation conditions, when an engine driving means is controlled with a target...
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JP2978964B2 |
To improve combustion efficiency with good responsiveness by providing a correcting means for correcting one of the fuel quantity and/or fuel injection timing and ignition timing during the same stroke as a compression stroke within a ra...
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JP2976412B2 |
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JPH11280514A |
To improve a starting characteristic by forming or increasing a torque allowance formed beforehand in a starting process, and prevent engine stalling at the time of a torque increasing direction time by forming an existence of at least o...
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JPH11511531A |
In introducing fuel to a combustion chamber, the end of air (EOA) is established in the crank angle domain. For example, determination of the average or raw speed is utilize to determined an appropriate crank angle for the closing of the...
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JPH11511093A |
A method and device setting a driving torque in a motor vehicle, in particular setting the torque as a part of an anti-slip regulation. At least two triggerable actuators are available for influencing the driving torque, where the actuat...
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JPH11257131A |
To improve fuel economy as controlling the exhaust quantity of NOx by judging the operating state of a catalyst in deceleration, and intermittently feeding an engine with fuel on the basis of the operating state so as to reduce an amount...
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JPH11210549A |
To remotely control engine performance of a plurality of automobiles by receiving engine performance data, geographical and topographical data, and additional data such as meteorological data and an air pollution standard via a data netw...
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JPH11193733A |
To accurately maintain idling speed control with a direct injection spark ignition engine actuated in a uniform mode or a stratified mode. This idling speed control system is controlled to operate by either of a uniform air/fuel mode or ...
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JPH11159371A |
To prevent the exhaust of the unburned gas while stably lowering the engine speed by performing the control so as to delay the fuel injection starting time or so as to shorten the fuel injection time at the time of switching a switching ...
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JP2901613B2 |
A fuel injection control method and a system of an automotive engine uses a model of air within the intake pipe to estimate the quantity of air within the intake system downstream of the throttle valve on the basis of this air quantity a...
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JPH11148399A |
To reduce amount of contaminants accumulated in a trap by purging contaminants when temperature of the trap reaches a given temperature. A three-way catalyst 26 acts at about 400°C to 1000°C in respect of efficiency and durability. A t...
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JPH11148337A |
To provide a method to operate an internal combustion engine for automobiles in particular and the internal combustion engine for automobile in particular, which can correctly adjust the charge and discharge of a storage catalyst by the ...
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JPH11141388A |
To set mutually different torque target values for several operation states and improve operability by forming a target torque value for adjusting a filling quantity and a target value which forms a rapid torque and adjusts output parame...
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JPH11132045A |
To attain constant operation in a normal condition by detecting the abnormal condition of an exhaust control valve in advance, and cleaning a valve and an exhaust port based on the detected results. This exhaust device is provided with a...
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JPH11125137A |
To improve a rate of fuel consumption at acceleration time. In a vehicle resonance reduction means, at acceleration time, a through valve opening is moved in reverse once in a closing direction, but an output of an intake amount detectio...
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JP2888013B2 |
PURPOSE: To utilize an air intake control valve effectively and realize the reduction of fuel consumption and the securing of an operation performance by stopping the supply of negative pressure to a negative pressure actuator in the cas...
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JP2874377B2 |
An ignition system is provided for an internal combustion engine in which an amount of fuel necessary for combustion during one combustion and expansion stroke in one cycle of the internal combustion engine is injected toward respective ...
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JP2861225B2 |
A control apparatus for use in an intermal combustion engine system of a motor vehicle equipped with an automatic transmission having therein a lock-up mechanism. There is included a vehicle resonance reducing section for controlling an ...
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JP2860852B2 |
The present invention relates to the idle speed control of an internal combustion engine. The output torque required for obtaining the target idle speed is computed, the ignition timing correction amount required for obtaining said requi...
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JP2855952B2 |
PCT No. PCT/JP93/00532 Sec. 371 Date Feb. 23, 1994 Sec. 102(e) Date Feb. 23, 1994 PCT Filed Apr. 23, 1993 PCT Pub. No. WO93/22569 PCT Pub. Date Nov. 11, 1993.In an idling speed control method for adjusting the amount of intake air suppli...
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JPH1136922A |
To keep the combustion stability including the stratified combustion in a wide range, by controlling an air fuel ratio and an injection timing of the fuel on the basis of a signal of an exhaust gas sensor, and controlling at least one of...
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JPH10339215A |
To improve a precision of an EGR control of an engine. An accelerator opening θ a, a rotational speed of an engine Ne, a water temperature Tw and the like are inputted (S1), and either a stratified combustion or a homogeneous combustion...
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JPH10331703A |
To ensure a remarkable reduction in emission of harmful material by enabling a controller provided for an exhaust cam shaft to shift the shaft in the delay direction within a partial load area, and enabling an ignition controller to dela...
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JPH10299632A |
To automatically compensate the deviation of a reference angle when a distributor is replaced, by compensating the control timing of an engine based on the phase difference between a detected crank angle and a detected cam angle. A free ...
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