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Implementation of distributed busbar protection applied to smart substation
Author(s): 
Pages: 139-141,146
Year: Issue:  16
Journal: Relay

Keyword:  IEEE1588采样同步分布式母线保护智能变电站;
Abstract: IEEE1588是关于网络测量和控制系统的精密时间协议(Precision Time Protocol,PTP)标准,其网络对时精度可达亚μs级.提出一种利用主单元中IEEE1588对时芯片的高精度时钟发生器,采用1 588对时协议实现各个子单元采样数据同步,构建出智能变电站分布式母线差动保护的实现方案,描述了采样数据的同步处理及功能分布等.该方案的特点是差动保护不依赖于外部时钟的影响,可靠性高,...
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