Apparent torque reserve at idle for direct injected engines
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United States of America Patent
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Jan 29, 2008
Grant Date -
N/A
app pub date -
Sep 11, 2006
filing date -
Sep 11, 2006
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Abstract
A fuel injection system for a direct fuel injection (DFI) engine is provided. The system includes: injection mode module selects a fuel injection mode to be one of a single injection mode and a dual injection mode during DFI engine idle operation based on a torque request; and a fuel injection command module that commands fuel injection events based on a crankshaft position and the fuel injection mode.
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