GPS对时异常引起数字化主变差动保护动作分析
China High-Tech Enterprises(2015)
Abstract
文章介绍了某110kV变电站因GPS对时异常造成数字化主变差动保护动作,并对差动保护装置高、低压侧数据采集方式及同步情况进行了介绍,着重剖析了SNTP对时异常造成差动保护动作,最后依据结论提出了相应解决措施,防止此类情况再次发生。
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