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man wan fa dian chang zhu jie di wang gai zao
Author(s): 
Pages: 16-18,21
Year: Issue:  2
Journal: YUNNAN ELECTRIC POWER

Keyword:  接地网 改造 设计 实施;
Abstract: 根据DL/T621—1997《交流电气装置的接地》的要求,就漫湾电厂主接地网工频接地电阻值既未达到当初设计值02Ω的指标,也不满足规程要求的现状,提出了立体接地网的改造方案,并介绍了立体接地网的构思、优点、设计及要求。通过钻深井布置立体地网,完成了对漫湾发电厂主接地网的实施改造,并达到了使漫湾电厂主接地网工频接地电阻值小于等于05Ω的预期目标。
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