This paper analyzes the present situation of electric power metering on-line monitoring technology,pointed out the existing problems in electric power measurement on-line monitoring,has important significance for the development of electric energy metering device of the operation and management technology.Through the experiment,the design has the functions of voltage sag compensation and improving power factor.% 正确的电能计量装置的运行管理方法是降低电力人员工作负荷、保证企业与客户之间利益的重点。本文通过对电能计量装置运行管理方法的调研分析,指出目前计量工作面临的问题,电能计量装置在线监测是提高计量管理效率的有效方法,分析了目前电力计量在线监测技术现状,明确了电力计量在线监测中存在的问题,对于电能计量装置的运行管理技术的发展具有重要的意义。
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