Engine suction system

Engine suction system

  • CN 102,414,404 B
  • Filed: 02/24/2010
  • Issued: 04/27/2016
  • Est. Priority Date: 04/30/2009
  • Status: Active Grant
First Claim
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1. an engine suction system, the other end that pipe is extracted in the gas leakage be at one end connected with cylinder top cover out connects and the mist of oil be included in gas leakage can be reclaimed the closed breather removed, and one end is connected to closed breather and is used for the mouth of sending back to of the other end of by this closed breather, the gas leakage after mist of oil recovery removing being sent back to pipe to the gas leakage that suction tude is sent back to be connected with the downstream side of the Air flow meter measuring the air mass flow flowed in suction tude, the mist of oil recovery tube that the mist of oil after by recovery removing from gas leakage is sent back to food tray is connected in the bottom of above-mentioned closed breather, it is characterized in that,Possesses controller, described controller is based on the air mass flow measured by above-mentioned Air flow meter, air quantity is sucked when calculating idling by the handling averagely between several seconds, when from store normal time suck the value after sucking air quantity when air quantity deducts above-mentioned idling exceedes threshold value and be judged as that above-mentioned gas leakage is sent pipe back to and departed from, when from store normal time suck the value after sucking air quantity when air quantity deducts above-mentioned idling be no more than above-mentioned threshold value, think normal, carry out by suck during above-mentioned idling air quantity be reflected to above-mentioned normal time to suck in air quantity and the process stored, then, stop the running of diesel engine body, after the startup of the diesel engine body of next time, use during above-mentioned storage normal and suck air quantity.

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