基于超声波成像法的锂离子电池无损检测分析  

Analysis of Non-destructive Testing for Lithium-ion Batteries Based on Ultrasonic Imaging Method

作　　者：廖观万 张杰 张世雄 詹腾[3] LIAO Guanwan;ZHANG Jie;ZHANG Shixiong;ZHAN Teng(Beijing Wanlong Lean Technology Co.,Ltd.,Beijing 101318,China;Beijing Wanlong Lean Navigation Technology Co.,Ltd.,Beijing 101318,China;Institute of Semiconductor,Chinese Academy of Sciences,Beijing 100083,China)

机构地区：[1]北京万龙精益科技有限公司,北京101318 [2]北京万龙精益导控技术有限公司,北京101318 [3]中国科学院半导体研究所,北京100083

出　　处：《集成电路应用》2024年第5期38-39,共2页Application of IC

基　　金：国家重点研发计划(2022YFB3604702)。

摘　　要：阐述一种针对锂电池无损表征的超声波成像系统,具有灵敏度高、成本低、便捷快速的特点。可实现单通道或多通道的工作模式,最高成像分辨率可达500μm,超声频率最大可达20MHz。This paper describes an ultrasonic imaging system for non-destructive characterization of lithium batteries,which has the characteristics of high sensitivity,low cost,convenience,and speed.It can achieve single channel or multi-channel working modes,with a maximum imaging resolution of 500μm and an ultrasound frequency of up to 20MHz.

关 键 词：锂离子 超声成像 无损检测 

分 类 号：TM91[电气工程—电力电子与电力传动]