Method and system for evaluating health state of electricity meter

• Main Authors: LIU DONGLIANG, ZHU ZHIJIN, XIAO CHUN, WANG MUQING, YAO WEI, ZHAO JIE, YAO XIAOMING, ZHANG WENQIANG, GAO DAIFENG, PEI HONGLAN, ZHAO JIN, CAO QIONG, ZHENG ZHIJING, YAO JUNFENG, SHI ZHIHENG, HAO JUNBO, MU MINGMING, ZHANG JUAN, LI YANG, YANG XIAOXIA, XUE YING, HAN JUN-SOO, YAN MEIFENG, WANG YALIN
• Format: Patent
• Language: Chinese; English
• Published: 19.04.2024
• Subjects: MEASURING; MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES; PHYSICS; TESTING

The invention discloses an electric meter health state evaluation method and system, and the method comprises the steps: obtaining the operation state data of an electric meter, and obtaining an operation state value of the electric meter through the processing of the operation state data of the electric meter; based on the ammeter operation state value, identifying the ammeter operation state to obtain an ammeter state signal; obtaining the overall rating of the operation state of the electric meter in the target unit, and recognizing the maintenance management of the target unit based on the overall rating of the operation state of the electric meter in the target unit; according to the invention, the overload influence data and the environmental interference data are processed to obtain the ammeter operation state value, and the ammeter operation overload current, the temperature in the overload current period, the environmental humidity of the ammeter and the ash deposition amount of the ammeter are combi