METHOD FOR OPERATING A VEHICLE POWERTRAIN

A method of operating a vehicle powertrain, includes: sensing a vehicle velocity; selecting at least two of a plurality of control strategies; activating the at least two control strategies, said two control strategies including: (i) operating the vehicle in a stationary start-stop mode when the veh...

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Bibliographische Detailangaben
Hauptverfasser: BARTSCH LEONHARD, LENZ INGO
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method of operating a vehicle powertrain, includes: sensing a vehicle velocity; selecting at least two of a plurality of control strategies; activating the at least two control strategies, said two control strategies including: (i) operating the vehicle in a stationary start-stop mode when the vehicle speed is below a first threshold; and (ii) operating the vehicle in a rolling stationary start-stop mode when the vehicle speed is above a second threshold.