运行条件对钒电池性能影响的研究进展  

Research progress in effects of operating conditions on the performance of vanadium battery

作　　者：孙彦招 刘思 罗丽娟 曾坤 SUN Yan-zhao;LIU Si;LUO Li-juan;ZENG Kun(School of Electrical Engineering and Automation,Wuhan University,Wuhan,Hubei 430072,China;Big Pawer Electrical Technology Xiangyang Co.,Ltd.,Xiangyang,Hubei 441057,China;Hubei Key Laboratory of Power System Design and Test for Electrical Vehicle,Hubei University of Arts and Science,Xiangyang,Hubei 441053,China;Hunan Vanadium Valley New Energy Technology Co.,Ltd.,Changsha,Hunan 410116,China)

机构地区：[1]武汉大学电气与自动化学院,湖北武汉430072 [2]大力电工襄阳股份有限公司,湖北襄阳441057 [3]湖北文理学院纯电动汽车动力系统设计与测试湖北省重点实验室,湖北襄阳441053 [4]湖南钒谷新能源技术有限公司,湖南长沙410116

出　　处：《电池》2022年第5期578-582,共5页Battery Bimonthly

基　　金：襄阳市科技计划(2021ABH004332);“新能源汽车与智慧交通”湖北省优势特色学科群,湖北文理学院博士科研启动基金(2059055)。

摘　　要：全钒氧化还原液流电池(钒电池)用于规模化储能时,需关注流场、电场和电化学场等运行条件对钒电池热效应、传质和电池效率等的影响。着重介绍钒电池运行的热效应、电堆内部及隔膜的传质、运行条件优化方法。详述钒电池运行及隔膜传质研究用到的特殊实验方法,含电极分块映射、射线成像和放射离子示踪等,以及多场耦合数值仿真方法。提出运行条件与机械结构相结合、减少假设条件和大功率电堆分析等研究方向。When all-vanadium redox flow battery(vanadium battery) was used for large-scale energy storage, it was necessary to pay attention to the thermal effect, mass transfer and battery efficiency affected by the operating conditions including flow field, electric field and electrochemical field.The thermal effect of the vanadium battery operation, the mass transfer in stack and membrane, the operating conditions optimization method were emphatically introduced.The special experimental methods including electrode partial mapping, ray imaging, radioactive tracer and multi-field coupling numerical simulation method used in the vanadium battery operation and membrane mass transfer study were discussed in detail.The research directions including combination of operating conditions and mechanical structure, reducing assumptions and high-power stack analysis were prospected.

关 键 词：全钒氧化还原液流电池(钒电池) 运行条件 电池性能 

分 类 号：TM912[电气工程—电力电子与电力传动]