基于W77E58双机的暂态能量选线的实现  

Transient energy to detect single-phase earthing fault based on double microprocessor W77E58

作　　者：赵加峰[1] 蔡旭[1] 吴政国 

机构地区：[1]上海交通大学电气工程系,上海200240 [2]神华集团神东煤碳公司热电分公司,榆林719315

出　　处：《信息技术》2008年第11期121-123,共3页Information Technology

摘　　要：针对中压电网中经常发生的单相接地故障,介绍了基于暂态能量判据对故障支路的选线方法。根据原理设计出以单片机W77E58为核心的硬件平台,并叙述了在此平台上暂态能量法的软件实现。Focusing on single phase earthing faults which frequently happen in medium voltage network, this paper presents a faulty feeder selection system based on the transient energy criteria. Double microprocessor W77E58 based hardware platform is designed according to the rationale, software implementation of the method in this paper.

关 键 词：单片机 暂态能量法 接地故障 选线 

分 类 号：TM711[电气工程—电力系统及自动化]