Embodiments of the present invention provide An electric machine control system for a vehicle, the electric machine control system comprising one or more controllers, wherein the vehicle comprises an electric machine arranged to be selectively coupleable to provide torque to at least one wheel of an axle of the vehicle, the control system comprising input means (330) to receive at least one attribute signal (410-4X0) indicative of one or more attributes of the vehicle (100), output means (340) arranged to output a coupling signal (345) to control coupling of the electric machine to the at least one wheel of the axle (222), and processing means (310) arranged to determine (1310) a coupling state of the electric machine (212) to the at least one wheel of the axle in dependence on the at least one attribute signal, wherein the processing means is arranged to control the output means to output the coupling signal (345) indicative of the determined coupling state, wherein the processing means is arranged to defer (1320, 1330) controlling the output means to output the coupling signal indicative of a change in the coupling state until expiry of a predetermined period of time since a last change in the coupling state indicated by the coupling signal.


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    Title :

    APPARATUS AND METHOD FOR CONTROLLING AN ELECTRIC MACHINE


    Contributors:

    Publication date :

    2023-06-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion



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