集中式智能电表的抗干扰设计  

The Anti-jamming Design of the Centralized Intelligent Electric Meter

作　　者：丁启胜[1] 马洪宇[1] 王晓燕[1] 李振暄 

机构地区：[1]徐州师范大学工学院,江苏徐州221011 [2]泰安万达电讯公司,江苏徐州221011

出　　处：《中国仪器仪表》2003年第11期11-13,共3页China Instrumentation

摘　　要：为了提高集中式智能电表的抗干扰性能,在设计中综合采用了硬件和软件措施:硬件上主要选用MAX691A电源监控和看门狗电路;软件主要采用数据校验、备份,插入空操作和软件陷阱等方法。经实践检验,该系统具有很好的安全性与可靠性。In order to improve the anti-jamming capability of centralized intelligent electric meter, we applied both hardware and software measures:In hardware design chose the supervisory and watchdog circuits MAX691A as the main chip; In software design applied data verify and backup measures, insert NOP operation and set software traps etc. The systems have high security and reliability proved in practice.

关 键 词：集中式智能电表 抗干扰设计 电源监控 看门狗电路 数据校验 软件陷阱 可靠性 

分 类 号：TM933.4[电气工程—电力电子与电力传动]