各种接地选线方法在农网变电站中的应用  

Application of Various Kinds of Earthing Slection in Rural Substation

作　　者：姚成[1] 刘剑欣[1] 

机构地区：[1]国电自动化研究院,江苏南京210003

出　　处：《水电能源科学》2005年第3期83-85,i007,共4页Water Resources and Power

摘　　要：介绍了现有的各种单相接地选线方法的原理和优缺点,并简单地对各种单相接地选线方法进行了比较。给出了不同变电站实用的单相接地选线方法的建议。针对农村电网的实际,提出了有效解决农村电网单相接地选线的自动选跳方法,实践证明该方法简单实用。This paper discusses the theory, shortcoming and advan tage of various kinds of earthing selection, furthermores, compare the differenc e among them. Moreover,this paper gives the suggestion of applied earthing selec tion with the difference of the substation. In addition, this paper gives an app lied and simple solution: automatic earthing selection and trip for the rural su bstation.

关 键 词：变电站 接地 选线 

分 类 号：TM711[电气工程—电力系统及自动化]