A semiconductor unit is provided between a motor and an inverter circuit that controls the motor. The semiconductor unit includes a transistor and a control section. The transistor is provided between a positive electrode of a battery that supplies power to the inverter circuit and the inverter circuit, and controls power supply from the battery to the inverter circuit. The control unit is connected to a control terminal of the transistor and controls a control voltage that is a voltage applied to the control terminal. When the supply of power from the battery to the inverter circuit is started, the control unit controls the control voltage to intermittently operate the transistor, and makes the control voltage applied to the control terminal of the transistor lower than the control voltage when the transistor is fully on.

    本发明的半导体单元设置在电动机与控制电动机的逆变电路之间。半导体单元包括晶体管和控制部。晶体管设置在对逆变电路供电的电池的正极与逆变电路之间,控制从所述电池向所述逆变电路的电力供给。控制部与晶体管的控制端子连接,控制施加于所述控制端子的电压即控制电压。控制部在从电池向逆变电路的电力供给开始时,控制控制电压使晶体管间歇动作,并且使施加于晶体管的控制端子的控制电压比晶体管全导通时的控制电压低。


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    Title :

    SEMICONDUCTOR UNIT, BATTERY UNIT AND VEHICLE


    Additional title:

    半导体单元、电池单元以及车辆


    Contributors:

    Publication date :

    2024-09-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / H03K PULSE TECHNIQUE , Impulstechnik



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