A current control apparatus includes a component temperature estimating unit configured to estimate the component temperature of the electronic component, for each of a plurality of electronic components based on the current value flowing in each of the plurality of electronic components included in the current control circuit and the detected temperature detected by the temperature detecting element disposed in the vicinity of the current control circuit, a reduction coefficient setting unit configured to set a plurality of different reduction coefficients for a plurality of different component temperatures included in the component temperature estimated for each of the plurality of electronic components; a selecting unit configured to select any one of the reduction coefficients for each of the plurality of electronic components; and a current limiting unit configured to control output current outputted from the current control circuit to a load based on the selected reduction coefficient.


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    Title :

    CURRENT CONTROL DEVICE, MOTOR CONTROL DEVICE AND ELECTRIC POWER STEERING DEVICE


    Contributors:

    Publication date :

    2025-06-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / B62D MOTOR VEHICLES , Motorfahrzeuge



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    FUJITA MASAHIKO | European Patent Office | 2024

    Free access