Control device of engine
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United States of America Patent
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Oct 30, 2018
Grant Date -
May 4, 2017
app pub date -
Oct 28, 2016
filing date -
Oct 30, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
A control device of an engine, the engine including: a piston contained in a cylinder; an intake passage communicated to a combustion chamber of the cylinder; an exhaust passage led from the combustion chamber; a fuel injection valve configured to inject fuel to the combustion chamber or the intake passage; and an ignition unit provided in the combustion chamber, includes: a low speed pre-ignition predicting unit configured to perform prediction of occurrence of low speed pre-ignition, based on operation condition of the engine; and a lubricating oil injection controlling unit configured to control a lubricating oil injecting device to inject lubricating oil to the piston or a member located around the piston, based on the prediction of the occurrence of the low speed pre-ignition performed by the low speed pre-ignition predicting unit.
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