Control apparatus for a direct injection engine
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United States of America Patent
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Jun 8, 2004
Grant Date -
Jul 3, 2003
app pub date -
Sep 18, 2002
filing date -
Dec 27, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A control apparatus for a direct injection engine having an intake valve, an exhaust valve and a fuel injection valve for injecting fuel directly into a cylinder of the engine and in which fuel injection by the fuel injection valve is performed during intake stroke or during compression stroke of the engine, has combustion stabilizing device for stabilizing combustion in the cylinder. The combustion stabilizing device has next operation mode determination device for selecting either an operation mode of recovering the combustion stability by fuel injection during intake stroke or an operation mode of recovering the combustion stability by fuel injection during compression stroke when a deteriorated state of combustion is detected in fuel injection during compression stroke.
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