Controller of internal combustion engine

Controller of internal combustion engine

  • CN 101,512,131 B
  • Filed: 08/28/2007
  • Issued: 08/27/2014
  • Est. Priority Date: 08/28/2006
  • Status: Active Grant
First Claim
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1. a control gear for internal-combustion engine, control can be put the internal-combustion engine that different pluralities of fuels turns round by chemically correct fuel, and this device is characterised in that, comprising:

  • Abgassensor, it is arranged in the exhaust passageway of above-mentioned internal-combustion engine, and the generation output corresponding with the air fuel ratio of waste gas;

    Air-fuel ratio feedback control parts, it carries out air-fuel ratio feedback control according to the output of above-mentioned Abgassensor;

    Fuel study parts, it,, according to the feedback correction value of calculating in above-mentioned air-fuel ratio feedback control, carries out fuel study, the error that this fuel study causes for revising the kind of fuel;

    Fuel feeding detection part, it detects the fuel feeding to fuel pot;

    Air quantity limiting part, it is when fuel feeding being detected by above-mentioned fuel feeding detection part, in running after this, limit the air amount amount of above-mentioned internal-combustion engine, until the above-mentioned fuel study of being undertaken by above-mentioned fuel study parts finishes, to avoid in advance entering the operation range of implementing fuel increment correction.

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