Method and devices to identify the piston in the compression phase in an internal combustion engine equipped with a gasoline indirect electronic injection system
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United States of America Patent
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Jan 10, 2012
Grant Date -
Dec 10, 2009
app pub date -
Sep 17, 2007
filing date -
Sep 20, 2006
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Abstract
The invention relates to the field of method and devices therefore for identifying which cylinder is in the compression phase in a gasoline indirect electronic injection internal combustion engine.The present invention develops over various phases, measuring the signal of the ionisation current of each cylinder in which the piston is located at the top dead centre, registering the average value thereof and comparing it with a predetermined value.
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