一种低压数字继电器的设计  

Design of low-voltage digital relay

作　　者：刘曙光[1] 姜雪明[1] 

机构地区：[1]西安工程科技学院,陕西西安710048

出　　处：《继电器》2004年第19期45-48,共4页Relay

摘　　要：基于微处理器DS80C390和电能表芯片CS5460设计了一种低压数字继电器,既能够对低压系统进行保护,又能对各种电量进行计量,同时具有遥控、遥测、遥信功能。给出了硬件及软件设计方案,并对几项关键技术作了详尽的分析。实验结果表明,所设计继电器不仅实时性好、电磁兼容性强,而且体积小、成本低、容易实现。A kind of low-voltage digital relay is designed based on microprocessor DS80C390 and power/energy IC CS5460, which can protect the low-voltage electrical system, measure every kind of electricity, and prossess the function of telecontrol, telemetering and telecommunication. The hardware and software of low-voltage digital relay are introduced, and several key techniques are discussed in detail. The experimental result shows that the designed digital relay has the characteristics of good real-time, high EMC, small volume, low cost and simple implementation.

关 键 词：继电器 电能表 低压系统 遥信 CS5460 电量 电磁兼容性 微处理器 实时性 硬件 

分 类 号：TM581.8[电气工程—电器]