The invention relates to the field of automobile parts and automobile electronic control, and provides an automobile double-voltage power supply system and a control method thereof, and the system comprises a generator (1), a power supply controller (2), a high-voltage manual maintenance switch (3), a high-voltage power supply (4), a high-voltage load (5), a low-voltage power supply (6), a power supply main switch (7), and a low-voltage load (8). By using the high-voltage generator, the power supply controller capable of realizing bidirectional voltage conversion between high voltage and low voltage and the like, the problems of charging current limiting and the like when the required power of a whole vehicle load is high and a lithium battery pack is matched are solved.

    本发明涉及汽车零部件及汽车电子电控领域,提出一种车用双电压电源系统及其控制方法,包括:发电机(1)、电源控制器(2)、高压手动检修开关(3)、高压电源(4)、高压负载(5)、低压电源(6)、电源总开关(7)、低压负载(8);本发明通过使用高压发电机、使用能够实现高压与低压的双向电压变换的电源控制器等,解决了当整车负载需求功率高、匹配锂电池组时充电限流等问题。


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    Title :

    Dual-voltage power supply system for vehicle and control method of dual-voltage power supply system


    Additional title:

    一种车用双电压电源系统及其控制方法


    Contributors:

    Publication date :

    2023-08-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / 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 / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern



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