面向电力系统的液态金属电池储能技术

Liquid Metal Battery Energy Storage Technology for Power System

电化学储能灵活高效,是大规模电力储能技术发展的重要方向。液态金属电池(liquid metal battery,LMB)采用液态金属和熔融无机盐分别作为电极和电解质,从根本上避免了传统电池的寿命限制问题,其具有长寿命、低成本、大容量的优势,在电力系统储能领域具有广阔的应用前景。主要介绍了LMB的工作原理,重点综述了其发展历程和重要研究进展,并指出了现有电池体系存在的局限性与面临的挑战,在此基础上,探讨并明确了LMB的重点发展方向。

Electrochemical energy storage is flexible and efficient,and it is an important direction for the development of large-scale power energy storage technology.Liquid metal battery(LMB)uses liquid metals and molten inorganic salts as electrodes and electrolytes,respectively,to fundamentally avoid the life-limiting problem of traditional batteries.LMB has the advantages of long life,low cost,and large capacity,and has broad application prospects in the field of power system energy storage.This paper mainly introduced the working principle of LMB,focused on its development history and important research progress,and pointed out the limitations and challenges of existing battery systems.On this basis,the key development directions of LMB were discussed and clarified.