METHOD OF CONTROLLING AN ELECTROMAGNETIC FUEL INJECTOR
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United States of America Patent
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Issued Date -
Nov 17, 2011
app pub date -
Apr 7, 2011
filing date -
Apr 7, 2010
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method of controlling an electromagnetic fuel injector including the steps of: determining a target quantity of fuel to inject; determining a hydraulic supply time as a function of the target quantity of fuel to inject and using a first injection law which provides a hydraulic supply time as a function of the target quantity of fuel; determining an estimated closing time as a function of the hydraulic supply time and using a second injection law which provides the estimated closing time as a function of the hydraulic supply time; determining an injection time as a function of the hydraulic supply time and of the estimated closing time; and piloting the injector using the injection time.
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