智能电能表三相全失压监测功能及实现方法  

Three-phase Voltage Lost Detecting Function & Implementations of the Smart Electricity Meter

作　　者：肖伟峰 王大雷[2] 

机构地区：[1]深圳市龙电电气有限公司,深圳518054 [2]佳木斯电业局,黑龙江佳木斯154002

出　　处：《电测与仪表》2010年第4期21-26,共6页Electrical Measurement & Instrumentation

摘　　要：从全失压工况电量追补出发探讨了智能电能表三相全失压监测的电气物理量要求,对文献[2]中有关全失压工况下智能电能表的功能要求提出了不同的观点,并对全失压工况智能电能表的工作模式提出了相应的解决方案。同时按照文中有关智能电能表全失压功能的观点,以几种专用计量集成电路为基础探讨了硬件实现方法和软件算法。最后对几种实现方案在全失压工况下智能电能表的电池功耗进行了对比计算。In this paper,the requirement on the electrical physical quantity monitor of the all-phase no-voltage of the smart electrical meter is discussed,by analyzing the retrieval of the voltage of the lost electrical condition energy.Then,we propose different viewpoint corresponding to the no-voltage operating mode of the smart electricity meter function in literature.Additionally,a solution is provided herein for the all-phase no-voltage operating mode of the smart electricity mete.Meantime,several hardware and software implementations based on certain integrated circuit are discussed according to main point of this paper.Finally,the comparison on the power consumption is also presented among the above methods.

关 键 词：智能电能表 三相全失压 电量追补 半波样本有效值计算 

分 类 号：TM933[电气工程—电力电子与电力传动]