System and method for controlling fan activation based on intake manifold air temperature and time in an EGR system

A method for controlling at least one engine cooling fan for a compression ignition internal combustion engine, the method includes turning on the at least one cooling fan when an intake manifold air temperature is equal to or greater than a predetermined turn-on threshold temperature for a predeter...

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Bibliographische Detailangaben
Hauptverfasser: Avery, Jr, Richard Michael, Super, Leopold
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method for controlling at least one engine cooling fan for a compression ignition internal combustion engine, the method includes turning on the at least one cooling fan when an intake manifold air temperature is equal to or greater than a predetermined turn-on threshold temperature for a predetermined turn-on time, and turning off the at least one cooling fan when the intake manifold air temperature is equal to or less than a predetermined turn-off threshold temperature for a predetermined turn-off time, wherein the predetermined turn-on threshold temperature is greater than the predetermined turn-off threshold temperature.