Method and apparatus for controlling CVVT of an engine

Controlling of a CVVT can be improved by controlling the CVVT based on an estimated oil temperature, the estimated oil temperature being calculated on the basis of a coolant temperature at starting of the engine and a period of time that has elapsed after the starting of the engine.

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Bibliographic Details
Main Author	Park, Yong-Jung
Format	Patent
Language	English
Published	07.03.2006
Online Access	Get full text

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Summary:	Controlling of a CVVT can be improved by controlling the CVVT based on an estimated oil temperature, the estimated oil temperature being calculated on the basis of a coolant temperature at starting of the engine and a period of time that has elapsed after the starting of the engine.