By the application of technical means, online testing of substation power metering device is achieved, which not only gets the error data of Substation power metering energy meter, but also achieve real—time monitoring of the operating status of the energy meter, which greatly improve the efficiency and management effectiveness. Meanwhile, protect the job security, and significantly improve operational reliability and accuracy of the power measurement device, ensure the fair and impartial of the electricity trading, has significant social, economic and security benefits.%通过应用技术手段,实现对变电站电能计量装置的在线检测,不仅可以高效率、低成本、及时地获得变电站电能计量电能表的误差数据,而且能实现对电能表运行状态实时监控,极大提高了工作效率和管理效益.同时也保障了工作安全性,显著提高了电能计量装置的运行可靠性和准确性,保证了电量交易的公平、公正,具有重大的社会效益、经济效益和安全效益.
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