The invention discloses an ultra-wide voltage input bidirectional charging module device and a circuit control method thereof in the technical field of power electronics. The ultra-wide voltage input bidirectional charging module device comprises a PWM full-control rectification unit, a sensor CT, a BUCK/BOST composite conversion unit, a full-bridge DAB conversion unit, a capacitor Co and a load RL. The sensor CT is connected in series between the voltage output end of the PWM full-control rectification unit and the voltage input end of the BUCK/BOST composite conversion unit, the voltage output end of the BUCK/BOST composite conversion unit is connected with the voltage input end of the full-bridge DAB conversion unit, the capacitor Co is connected in parallel with the output end of the full-bridge DAB conversion unit, and the load RL is connected in parallel with the capacitor Co; according to the invention, a three-stage composite topology architecture of the PWM full-control rectification unit, the BUCK/BOST composite conversion unit and the full-bridge DAB conversion unit is adopted, so that the problem of network-side ultra-wide voltage input and the problem of 800V high-voltage platform charging in the new energy electric vehicle charging technology are solved, and the problem of vehicle-network interaction is also solved.

    本发明公开了电力电子技术领域的一种超宽电压输入双向充电模块装置及其电路控制方法,包括:PWM全控整流单元、传感器CT、BUCK/BOST复合变换单元、全桥DAB变换单元、电容Co以及负载RL;所述传感器CT串联在PWM全控整流单元的电压输出端与BUCK/BOST复合变换单元的电压输入端之间,所述BUCK/BOST复合变换单元的电压输出端与全桥DAB变换单元的电压输入端连接,所述电容Co并联于全桥DAB变换单元的输出端上,所述负载RL与电容Co并联;本申请中采用PWM全控整流单元、BUCK/BOST复合变换单元以及全桥DAB变换单元三级复合型拓朴架构,不仅解决了新能源电动汽车充电技术中,网侧超宽电压输入的难题、800V高电压平台充电的难题,并同时解决了车网互动的难题。


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    Title :

    Ultra-wide voltage input bidirectional charging module device and circuit control method thereof


    Additional title:

    一种超宽电压输入双向充电模块装置及其电路控制方法


    Contributors:
    TAO XU (author) / WANG YOUSUO (author) / CHENG LANMENG (author) / ZHANG ZHENG (author) / GAO YUNHAI (author) / ZENG XIANGYU (author) / LI FANG (author)

    Publication date :

    2024-10-01


    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 / F16N LUBRICATING , Schmierung / H01F MAGNETS , Magnete / 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



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