CONTROL DEVICE FOR VEHICLE
A control device comprises an estimated temperature calculation part calculating an estimated temperature of a conductive base based on an engine operating state, an electrical heating permission judgment part judging if to permit warmup of a catalyst device by electrical heating, and a catalyst war...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A control device comprises an estimated temperature calculation part calculating an estimated temperature of a conductive base based on an engine operating state, an electrical heating permission judgment part judging if to permit warmup of a catalyst device by electrical heating, and a catalyst warmup control part warming up the catalyst device by electrical heating when electrical heating is permitted and warming up the catalyst device by heat of exhaust discharged from the internal combustion engine when electrical heating is prohibited. The electrical heating permission judgment part prohibits warmup of the catalyst device by electrical heating when it is predicted that the actual temperature of the conductive base has diverged from the estimated temperature, when the estimated temperature is low in reliability, or when it is not possible to calculate the estimated temperature. |
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