The invention relates to a method for operating an electric machine (2) having a rotor and a stator as main components, at least one of which is connected via an actuatable power electronics (3, 4) having a switching device (7, 9) to a DC voltage network (5) having a battery (12), the invention relates to at least one power electronic device, by means of which an idle state and an active short-circuit state can be produced for at least one winding of the main component, one of said at least one power electronic device comprising a converter (6) formed by the switching device (7), at least one of the at least one power electronics (3, 4) is actuated in order to generate an idle state for the respective main component, and all the power electronics (3, 4) are actuated in order to generate an active short-circuit state in the presence of a secondary fault signal indicating that the battery (12) cannot receive power fed into the DC voltage network (5) by the electric machine (2).

    本发明涉及一种用于运行电机(2)的方法,该电机具有作为主要部件的转子和定子,主要部件中至少一个经由具有切换装置(7、9)的可操控的电力电子装置(3、4)连接到具有电池(12)的直流电压网络(5),通过切换装置能够为主要部件的至少一个绕组产生空转状态和主动短路状态,所述至少一个电力电子装置中的一个包括由切换装置(7)形成的转换器(6),在存在表明故障的初级故障信号时,操控至少一个电力电子装置(3、4)中的至少一个从而为相应的主要部件产生空转状态,在存在次级故障信号时,操控所有电力电子装置(3、4)以产生主动短路状态,次级故障信号表明电池(12)不能接收由电机(2)馈入直流电压网络(5)中的功率。


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    Titel :

    Method for operating electric machine, in particular in motor vehicle, and motor vehicle


    Weitere Titelangaben:

    用于运行尤其机动车辆中的电机的方法和机动车辆


    Beteiligte:
    BUTTNER FRANK (Autor:in) / BRUSKE STEPHAN (Autor:in) / HAENDLER BERNARD (Autor:in) / KERN MATTHIAS (Autor:in)

    Erscheinungsdatum :

    01.12.2023


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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