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公开(公告)号:US07199991B2
公开(公告)日:2007-04-03
申请号:US10607737
申请日:2003-06-26
申请人: David J. Fedirchuk , Gang Li , Zhiying Zhang , Dean S. Ouellette
发明人: David J. Fedirchuk , Gang Li , Zhiying Zhang , Dean S. Ouellette
IPC分类号: H02H3/00
摘要: A protection relay for a power line system that employs current transformers for detecting current on a bus is provided with a fault trip scheme that includes transformer current saturation detection so as to avoid false tripping due to temporary transformer current saturation.
摘要翻译: 采用用于检测总线电流的电流互感器的电力线系统的保护继电器具有包括变压器电流饱和检测的故障跳闸方案,以避免由于暂时的变压器电流饱和引起的错误跳闸。