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电流互感器动稳定和热稳定的优化计算
引用本文:李万岩,郭忍全. 电流互感器动稳定和热稳定的优化计算[J]. 企业技术开发, 2011, 0(1): 45-46
作者姓名:李万岩  郭忍全
作者单位:北京京能新能源有限公司内蒙古分公司;内蒙古电力培训中心
摘    要:
随着京能新能源公司风力发电装机容量迅速增扩,向系统输送容量明显增加,而系统短路容量亦成倍增长,这给向测量仪表和继保装置供电的电流互感器带来诸多隐患和危害。文章根据电网短路电流特点,提出了电流互感器动稳定和热稳定的优化计算。

关 键 词:动稳定  热稳定  短路  互感器

Optimization calculation of the dynamic stability and thermal stability of current transformer
LI Wan-yan,GUO Ren-quan. Optimization calculation of the dynamic stability and thermal stability of current transformer[J]. Technological Development of Enterprise, 2011, 0(1): 45-46
Authors:LI Wan-yan  GUO Ren-quan
Affiliation:1.Inner Mongolia Branch of Beijing Jingneng New Energy Co.,Ltd.,Hohhot,Inner Mongolia 010070,China; 2.Inner Mongolia Electric Power Training Center,Hohhot,Inner Mongolia 010010,China)
Abstract:
With the installation of the wind power generation in Jingneng New energy Co.,Ltd.grows rapidly,the volume transported to system increases significantly,and the capacity of system short circuit also increases twofold,which brings a lot of hidden trouble and harm to the current transformer that provides power to measuring instrument and relay equipment.According to the features of the short-circuit current in power grid,this paper puts forward the optimization calculation of the dynamic stability and thermal stability of current transformer.
Keywords:dynamic stability  thermal stability  short circuit  transformer
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