Control system of internal combustion engine and control method for the control system
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United States of America Patent
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May 28, 2019
Grant Date -
Oct 12, 2017
app pub date -
Sep 22, 2015
filing date -
Sep 26, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
In a hybrid vehicle, in a case where a temperature of a catalyst is equal to or larger than a prescribed temperature that is a temperature at which purification of an exhaust gas in the catalyst begins, and charging of a storage battery is not restricted, at least one of an engine load, an engine speed, and a retard angle amount of an ignition timing is made to gradually increase, and in a case where the temperature of the catalyst is equal to or larger than the prescribed temperature and the charging of the storage battery is restricted, the engine load is fixed and at least one of the engine speed and the retard angle amount of the ignition timing is made to gradually increase.
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