Charging facility fault diagnosis method and device

• Main Authors: LI KANG, LI DEZHI, LI TAOYONG, GUO JINGCHAO, ZHANG YUANXING, YAN XIANGWU, QIN JIAN, LI BIN, LIU ZISHENG, ZHANG JING, LI BO, ZHAO SHUAISHUAI, XU QINGQIANG, DIAO XIAOHONG, JIANG LINRU, QIU XINYU, XIAO YUHUA
• Format: Patent
• Language: Chinese; English
• Published: 08.02.2022
• Subjects: CALCULATING; COMPUTING; COUNTING; HANDLING RECORD CARRIERS; MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; PRESENTATION OF DATA; RECOGNITION OF DATA; RECORD CARRIERS; TESTING

The invention relates to the technical field of charging facility safety protection, particularly provides a charging facility fault diagnosis method and device, and aims to solve the technical problems that a charging facility fault cannot be handled, the maintenance efficiency of the charging facility is low and the like. The method comprises the steps of obtaining process information when the electric vehicle is charged on a charging facility; performing fault diagnosis on the charging facility by using the process information when the electric vehicle is charged on the charging facility; wherein the process information comprises at least two of the following information: spatio-temporal characteristic information, connection state information and operation state information. According to the technical scheme provided by the invention, the fault phenomenon of the charging facility can be timely and accurately checked, and the safe and reliable operation of the charging facility is ensured. 本发明涉及充电设施安全防护技术领