Control apparatus of a direct injection gasoline engine
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United States of America Patent
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Apr 21, 2015
Grant Date -
Apr 26, 2012
app pub date -
Sep 15, 2011
filing date -
Oct 21, 2010
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Abstract
In a direct injection gasoline engine, at acceleration operation, an amount of internal EGR is increased by advancing exhaust valve closing timing, and also fuel injection pressure is increased. In this case, range of increase in fuel injection pressure is determined on the basis of the exhaust valve closing timing at present.
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