双向CLLC谐振变换器研究现状与应用前景  

Research Status and Application Prospect of Bidirectional CLLC Resonant Converter

作　　者：文伟仲 舒杰[1,3] 王浩 吴昌宏[1,3] 吕杰 WEN Wei-zhong;SHU Jie;WANG Hao;WU Chang-hong;LV Jie(Guangzhou Institute of Energy Conversion,Chinese Academy of Sciences,Guangzhou 510640,China;University of Chinese Academy of Sciences,Beijing 100049,China;Guangdong Provincial Key Laboratory of New and Renewable Energy Research and Development,Guangzhou 510640,China;China Nuclear Power Design Co.,Ltd.(Shenzhen),Shenzhen 518100,Guangdong,China)

机构地区：[1]中国科学院广州能源研究所,广州510640 [2]中国科学院大学,北京100049 [3]广东省新能源和可再生能源研究开发与应用重点实验室,广州510640 [4]中广核工程设计有限公司,广东深圳518100

出　　处：《新能源进展》2020年第5期374-382,共9页Advances in New and Renewable Energy

基　　金：广东省海洋经济发展专项资金项目(GDNRC[2020]020);广东省新能源和可再生能源研究开发与应用重点实验室基金项目(Y909jk1001)。

摘　　要：双向CLLC谐振变换器是双向直流/直流(direct current,DC)变换器中一类重要拓扑,具有实现软开关频率范围宽、调压范围大、功率密度高等特点。本文从基本拓扑及工作原理、建模分析方法、控制策略和应用这几个方面,对双向CLLC谐振变换器的现有研究成果进行了总结,分析了现有的问题,并提出了未来研究重点。结论表明,双向CLLC谐振变换器仍处于关键技术研究和小容量样机试验阶段,其在储能领域具有广阔的应用前景,是高压大容量双向变换器拓扑的重要发展方向。Bidirectional CLLC resonant converter is one important topology of bidirectional DC/DC converter,it has the advantages of wide frequency range,large voltage regulation range and high power density.Herein,the existing research results of bidirectional CLLC resonant converter were summarized from the aspects of basic topology and working principle,modeling analysis method,control strategy and application.The existing problems were analyzed and the future research emphases were put forwarded.Conclusion showed that the bidirectional CLLC resonant converter was still in the stage of key technology research and small capacity prototype test,and it has a broad application prospect in the field of energy storage and is an important development direction of the high-voltage and large-capacity bidirectional converter topology.

关 键 词：分布式微电网 储能系统 双向直流变换器 谐振变换器 

分 类 号：TK02[动力工程及工程热物理]