Energy Storage Science and Technology ›› 2017, Vol. 6 ›› Issue (5): 981-989.doi: 10.12028/j.issn.2095-4239.2017.0122

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Research progresses of liquid metal batteries

LI Zhaohui1, 2, ZHU Fangfang1, LI Haomiao1, HU Lin2, PENG Bo3, LI Jianying2, HE Yaling2, FANG Ying2, GUO Jiaojiao3, ZHANG Kun3, WANG Kangli1, JIANG Kai1   

  1. 1 State Key Laboratory of Advanced Electromagnetic Engineering and Technology, Huazhong University of Science and Technology, Wuhan 430074, Hubei, China; 2Wasion Group, Changsha 410205, Hunan, China; 3Xi’an XD Electric Research Institute Co.,Ltd., Xi’an 710075, Shaanxi, China
  • Received:2017-06-22 Revised:2017-08-11 Online:2017-09-01 Published:2017-09-01

Abstract: Large-scale energy storage becomes more and more important in the applications of efficient utilization of renewable energy, development of smart grid and improvement of power supply quality. Liquid metal battery (LMB) is a newly developing battery with molten salt and metal/alloy as electrolyte and electrodes, respectively. LMB has potential applications in the large-scale stationary energy storage area, with the merits of low-cost, large-capacity, high-efficiency and long-life, etc. This paper mainly focuses on the R&D progresses of LMB, analyzes the technological challenges and points out the developing direction of novel LMB for large-scale applications.

Key words: liquid metal battery, electrochemical energy storage, electric energy storage