一例直接接地式接地变的事故分析及解决方案  

Accident Analysis and Solution of a Direct Grounding Type Grounding Transformer

作　　者：孙丰广 孙秋霞 赵兴迎 SUN Feng-guang;SUN Qiu-xia;ZHAO Xing-ying(Shandong Taikai Transformer Co.,Ltd.,Tai’an 271000,China)

机构地区：[1]山东泰开变压器有限公司,山东泰安271000

出　　处：《变压器》2021年第8期81-83,共3页Transformer

摘　　要：介绍了一例非洲电气入户项目直接接地方式运行的接地变爆炸事故的原因分析,根据产品缺陷及现场运行环境提出了一种新的接地变设计理念,通过接地变运行状态证实了此设计理念的可行性。The cause analysis of an accident explosion of grounding transformer in the direct grounding operation of Africa electric household project is introduced.According to the product defects and the field operation environment,a new design concept of grounding transformer is proposed.The feasibility of the design concept is verified by the operation status of grounding transformer.

关 键 词：直接接地式 接地变压器 动稳定 有限元 

分 类 号：TM406[电气工程—电器]