宽输出高效率双制式隔离升降压变换器的研究  

Research on Wide Output and High Efficiency Dual-mode Isolated Buck-Boost Converter

作　　者：朱友远 李海洋 刘丽坤 何浩 ZHU You-yuan;LI Hai-yang;LIU Li-kun;HE Hao(CRRC Qingdao Sifang Rolling Stock Research Institute Co.,Ltd.,Qingdao 266031,China)

机构地区：[1]中车青岛四方车辆研究所有限公司,山东青岛266031

出　　处：《电力电子技术》2024年第7期68-72,共5页Power Electronics

摘　　要：为了满足新能源领域双制式、大功率、宽输出范围、高效率、高频隔离变换器的需求,提出了一种新型升降压拓扑结构。首先从宽范围输出和高效率设计两个方面对拓扑进行了设计,其次从控制稳定性角度对控制策略进行了分析,然后对拓扑进行了仿真验证,最后搭建了一台工程化样机进行了试验验证,验证了理论设计的正确性和拓扑的有效性。In order to meet the requirements of dual-mode,high-power,wide output range,high efficiency,and high frequency isolated converter in the field of new energy,a new type of Buck-Boost topology structure is proposed.Firstly,the topology is designed from two aspects,wide range output and high efficiency design.Secondly,the control strategy is introduced from the perspective of control stability.Then,The topology is simulated and verified.Finally,an engineering prototype is built for test verification,verifying the correctness of the theoretical design and the effectiveness of the topology.

关 键 词：变换器 双制式 高效率 

分 类 号：TM46[电气工程—电器]