HIERARCHICAL DIAGNOSTIC EARLY WARNING METHOD FOR FAULTS IN ELECTROCHEMICAL ENERGY STORAGE SYSTEM, SYSTEM, AND DEVICE

A hierarchical diagnostic early warning method for faults in an electrochemical energy storage system, a system, and a device. The method comprises determining whether multi-dimensional detection information exceeds an information security threshold; in response to the multi-dimensional detection in...

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Bibliographische Detailangaben
Hauptverfasser:	PENG, Peng, CHEN, Man, LI, Yuxuan, SUN, Wanzhou, HU, Zhenkai
Format:	Patent
Sprache:	chi ; eng ; fre
Schlagworte:	ALARM SYSTEMS ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS BASIC ELECTRIC ELEMENTS CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY MEASURING MEASURING ELECTRIC VARIABLES MEASURING MAGNETIC VARIABLES MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR ORDER TELEGRAPHS PHYSICS PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY SIGNALLING SIGNALLING OR CALLING SYSTEMS TARIFF METERING APPARATUS TESTING
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Beschreibung
Zusammenfassung:	A hierarchical diagnostic early warning method for faults in an electrochemical energy storage system, a system, and a device. The method comprises determining whether multi-dimensional detection information exceeds an information security threshold; in response to the multi-dimensional detection information exceeding the information security threshold, issuing a first-level early warning signal; in response to the multi-dimensional detection information not exceeding the information security threshold, carrying out second-level diagnostic early warning by using a big data analysis method according to the temperature or voltage collected in real time so as to identify a potential faulty battery cell; determining whether big data calculation information of the battery cell exceeds a security threshold; in response to the big data calculation information corresponding to the potential faulty battery cell exceeding the security threshold, issuing a second-level early warning signal according to the big data calc