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Design of fiber-optical communication system in current differential protection
Author(s): GUO Zhen, ZHOU Junhua, SONG Yiding, DING Hui
Pages: 111-
114
Year: 2010
Issue:
12
Journal: Relay
Abstract: 介绍了在电流差动保护中线路两侧保护装置的通讯原理,并针对以往通讯过程中误码率高、易中断等问题,采用G.703标准,给出了硬件设计方案和软件流程.系统由通讯控制芯片PEB20532、CPLD芯片XC95288以及光收发器模块RTXM154TL组成,实现了模块化设计.阐述了各个子模块间通讯接口的实现方法,从本地装置的数据发送、编码解码并发送到对侧装置的时钟同步等问题一一给出了解决方案并进行了仿真验证....
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