电子电度表电源设计  

Design of Power Supply for Electronic Watt-hour Meter

作　　者：李常波 

机构地区：[1]深圳开发科技股份有限公司电力产品开发部,广东深圳518035

出　　处：《电源技术应用》2003年第3期18-19,109,共3页Power Supply Technologles and Applications

摘　　要：通过对电子式单相、三相电度表的电源特点进行了分析,提出了设计方法和注意事项,并针对用户对电度表的宽输入电压、低功耗等特殊要求提供了解决方法。The characteristics of the power supplies lor use in single-phase and three-phase electronic wait-hour meter are analyzed. The design methods and points for attention are proposed. The solution for a wide range of input voltage and lower power consume of electronic watt-hour meter as consumer's especial requests are provided.

关 键 词：电子电度表 电源设计 集中抄表系统 电能计量 

分 类 号：TM933.4[电气工程—电力电子与电力传动] TM91