适用于大功率工况的双向直流变换器  

Bidirectional DC Converter Applicable to High Power Conditions

作　　者：龚志华 刘稼裕 GONG Zhihua;LIU Jiayu(Jinxi Branch of Hengda Power Supply Service Co.,Ltd.in Fuzhou,Fuzhou 344800,China)

机构地区：[1]抚州市恒达供电服务有限公司金溪分公司,江西抚州344800

出　　处：《电工技术》2024年第5期214-216,220,共4页Electric Engineering

摘　　要：针对大功率双向并联直流变换器存在的均流问题,提出了一种适用于大功率工况的新型并联双向CLLC转换器,该变换器不仅能够实现良好的软开关特性,而且能够实现系统负载自动均衡。介绍了新型并联双向CLLC转换器的工作原理,并通过仿真和实验验证了电路拓扑的有效性。In view of current sizing in high-power bidirectional parallel DC converters,this paper proposes a new type of bidirectional parallel CLLC converter that is suitable for high-power applications.This converter not only achieves good soft-switching characteristics but also allows the system load to achieve automatic balancing.Working principle of the new type of bidirectional parallel CLLC converter is described,and effectiveness of its circuit topology is verified through simulation and experiments.

关 键 词：大功率 均流 新型并联双向CLLC变换器 软开关 

分 类 号：TM461.5[电气工程—电器]