A nondestructive diagnosis method for safety performance of a power lithium ion battery

The invention discloses a nondestructive diagnosis method for safety performance of a power lithium ion battery. The nondestructive diagnosis method comprises two parts of online data analysis and offline detection. The method has the advantages that the safety state of the battery is evaluated in r...

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Bibliographische Detailangaben
Hauptverfasser:	CHEN LIBEI, CHE XIAOGANG, DONG HAISHU, ZHANG SHAOXIAN, LI CHONGYANG, ZHANG JINWEI, FAN FENGSONG, LI XIAOFENG, SHEN ZILEI, YOU YONG, LI YUJUN, LI PENGFEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BASIC ELECTRIC ELEMENTS CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY PHYSICS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:	The invention discloses a nondestructive diagnosis method for safety performance of a power lithium ion battery. The nondestructive diagnosis method comprises two parts of online data analysis and offline detection. The method has the advantages that the safety state of the battery is evaluated in real time by collecting the operation data and carrying out the non-destructive test on the power lithium ion battery, the evaluation result is high in accuracy, and the blank of safety performance evaluation is filled. 本发明公开了一种动力锂离子电池安全性能无损诊断的方法，包括线上数据分析和线下检测两部分；本发明的优点在于：通过采集运行数据和对动力锂离子电池进行非破坏性试验，实时评估电池安全状态，评估结果准确率高，且填补了安全性能评估空白。