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JP6309878B2 |
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JP6307971B2 |
A fuel injection control device is a control device controlling an injection of fuel by a fuel injector and includes: a setting part that sets a request injection quantity of an injection quantity requested of the fuel injector; a dividi...
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JP6308080B2 |
To provide a fuel injection state detecting device capable of dispensing with a calibration process for accurately detecting an injection termination point.A fuel injection state detecting device 30 applied to a fuel injection system inc...
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JP6306983B2 |
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JP6307653B2 |
In a method for controlling an internal combustion engine, during a standard operating mode a specified first fuel quantity is injected by actuating a first fuel injector during a first actuation period and by an accompanying opening of ...
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JP6304315B2 |
To provide a fuel supply system suppressing pressure fluctuation resulting from pump supply operation.This invention relates to a method for detecting and removing the influence of pump supply operation with a high pressure pump in a hig...
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JP6292070B2 |
To increase the learning opportunity of current-carrying time without executing forced split injections.An ECU 30 (fuel injection control unit) comprises: a map storage unit 43; a current-carrying-time setting unit 42; a detection circui...
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JP6290383B2 |
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JP6289579B1 |
To reduce variation in fuel injection amount due to individual variation in injectors. A target injector valve opening time is calculated from a target injection amount, and an injector driving time obtained from the target injector valv...
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JP6239546B2 |
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JP6230955B2 |
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JP6225632B2 |
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JP6217396B2 |
To improve the accuracy of calculating the fuel injection amount of a fuel injection valve.A fuel injection control device includes a fuel injection valve 1 having a restricting member 3 for restricting a nozzle needle 21, and control me...
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JP6220729B2 |
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JP6170307B2 |
To provide a fuel consumption notification method and device of an internal combustion engine that successively notify a driver who drives a moving body including an internal combustion engine of the fuel consumption rate of the internal...
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JP6163013B2 |
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JP6160454B2 |
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JP6163012B2 |
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JP6157681B1 |
[Subject] A control device and a method for controlling the same of the injector which can control that a detection error arises at valve-closing time by the noise ingredient superimposed on the terminal voltage of an injector are provid...
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JP6154487B2 |
In a method and an arrangement for determining a fuel quality of a fuel for a combustion engine fuel is conveyed from a low pressure fuel tank to a high-pressure volume, and injected into at least one cylinder of the combustion engine. A...
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JP6149833B2 |
An engine includes a low-pressure delivery pipe that stores fuel to be injected from port injection valves, a feed pump that supplies the fuel to the low-pressure delivery pipe, a high-pressure delivery pipe that stores the fuel to be in...
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JP2017072544A |
To provide a quantitative evaluation method of fuel vaporization state in an internal combustion engine capable of determining an index of evaluation of vaporization state of fuel in a cylinder as well as quantitatively evaluating a vapo...
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JP6087312B2 |
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JP6060890B2 |
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JP6056666B2 |
To provide a fuel injection state analysis device capable of suppressing decrease of an analysis opportunity while reducing a processing load of an analysis part.A fuel injection system comprises: a fuel injection valve 10 which is provi...
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JP2016211575A |
To provide a fuel injector wear correction methodology.A fuel injector wear methodology for use with internal combustion engines includes a method of: determining power of the engine and/or a fuel flow of a fuel injector associated with ...
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JP6044524B2 |
To provide a fuel injection state analysis device capable of suppressing deterioration of accuracy for analyzing an injection state of fuel even when a very small amount of fuel is injected.A fuel injection state analysis device 30 inclu...
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JP6038300B2 |
In a method for operating a valve, one valve element of the valve being able to be moved from a first position into a second position by activating an electrically actuatable actuator, the actuator is activated at least once in a first t...
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JP6040877B2 |
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JP6032244B2 |
A fuel injection system has a common rail storing fuel, a fuel injector injecting the fuel, a fuel-passage supplying the fuel to the fuel injector, and a fuel-pressure sensor detecting a fuel pressure. An ECU acquires a waveform of a fue...
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JP6028603B2 |
To suppress deterioration of estimation accuracy of a fuel injection state in a fuel injection state estimating device.An ECU 30 acquires a first waveform showing the change of a fuel pressure on the basis of the fuel pressure detected b...
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JP2016532051A |
The present invention relates to a method for diagnosing the fuel injection device 3 of the internal combustion engine 1 for each injector. The present invention describes the following: a step of time-resolving and acquiring one pressur...
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JP6007331B2 |
A drive device capable of detecting individual variations of an injection quantity of a fuel injection device of each cylinder and adjusting a current waveform provided to an injection pulse width and a solenoid such that the individual ...
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JP6003697B2 |
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JP2016526630A |
The present invention detects the steps of determining one target start-up start time 3 according to at least one parameter of one internal combustion engine 2 and the pressure in one single accumulator 4 of one injector 1. , A step of d...
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JP5980296B2 |
A fluid injector (10') includes a housing (26) and an inlet tube (30) having a portion received in the housing (26). A primary seal (12) creates a seal between surfaces of the housing (26), the inlet tube (30), and an inlet (20) of the i...
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JP5982484B2 |
Provided is a control device with which individual variation in the amount of fuel injected by the fuel injection devices for each cylinder is detected at the fuel injection devices, and the injection pulse width and the current waveform...
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JP5968398B2 |
A direct injection, solenoid fuel injector includes at least one current sensing function capable of detecting a current draw of the solenoid and a controller function. The controller is capable of determining a fully open time of the di...
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JP5956915B2 |
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JP5956912B2 |
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JP2016133017A |
To provide a failure determination device which can determine the presence or absence of a failure of a changeover valve in an internal combustion engine which comprises a plurality of injectors having pressure increase mechanisms for ra...
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JP2016133020A |
To provide an exhaust emission control system capable of effectively preventing a failure of an injector when forcibly regenerating a PM trapping filter.If a PM trapping filter 6 is not being forcibly regenerated, when a temperature Tb o...
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JP5924238B2 |
To provide an injection delay detection device capable of detecting an injection delay time in an easy method.An injection delay detection device includes: generation means for generating a comparison voltage which rises linearly with an...
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JP5920084B2 |
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JP5918683B2 |
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JP5915563B2 |
To provide a learning device capable of adjusting balance between stability and responsibility according to actual dispersion in detected values of control parameters.A learning device for learning an injection ratio parameter used in ca...
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JP5910522B2 |
To provide a fuel injection control device capable of highly accurately extracting a fluctuation waveform of a fuel pressure resulting from injection by an optimum combination of an injection cylinder and a non-injection cylinder.A fuel ...
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JP5897135B2 |
A method for assessing an injection behavior of at least one injection valve of an internal combustion engine includes putting the internal combustion engine into a special operating mode defined by control parameters and operating the e...
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JP5890744B2 |
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JP5886500B2 |
To provide a fuel injection characteristic learning device for an internal combustion engine in which a learning about an operation characteristic of a fuel injection valve can be performed precisely on the basis of a fuel pressure withi...
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