锂电池用参比电极的设计与应用  

Design and application of reference electrodes for lithium batteries

作　　者：肖也 徐磊 闫崇 黄佳琦 XIAO Ye;XU Lei;YAN Chong;HUANG Jiaqi(School of Materials Science and Engineering,Beijing Institute of Technology;Advanced Research Institute of Multidisciplinary Science,Beijing Institute of Technology,Beijing 100081,China)

机构地区：[1]北京理工大学材料学院 [2]北京理工大学前沿交叉科学研究院,北京100081

出　　处：《储能科学与技术》2024年第1期82-91,共10页Energy Storage Science and Technology

基　　金：国家重点研发计划(2021YFB2500300)。

摘　　要：参比电极对于解析高安全、高性能锂电池内部物理化学过程具有重要意义。然而在科学研究及产品开发中,可靠参比电极的实际构建和集成仍具有挑战性。本文首先阐明锂电池用参比电极的原理和特性,进而梳理基本设计参数,包括活性材料选择、几何尺寸、制备工艺和检测设置。然后介绍了引入参比电极的三电极体系在锂电池工作/失效机制分析方面的应用实例。最后展望了开发和部署锂电池用参比电极的挑战和发展方向。The significance of a reference electrode in elucidating internal physical and chemical processes in high-safety,high-performance lithium batteries cannot be overstated.Despite this importance,constructing and integrating a reliable reference electrode remains a challenge in academic research and product development.In this study,we explore the fundamental principles and characteristics of reference electrodes for lithium batteries.In addition,we outline key design parameters,including the selection of active materials,geometric dimensions,manufacturing processes,and detection setups.Furthermore,we present the application of a three-electrode system that integrates the reference electrode to analyze the working and failure mechanisms of lithium batteries.This approach enhances our understanding of the complex electrochemical processes within the battery system.In conclusion,we discuss the challenges associated with developing and deploying reference electrodes for lithium batteries,along with prospective directions for future research and implementation.

关 键 词：参比电极 锂离子电池 锂金属电池 电极电势 电化学阻抗谱 

分 类 号：TM911[电气工程—电力电子与电力传动]