一起电缆头故障引起的孤网运行事故的分析和探讨

摘要

A 35 kV side cable head failure of the 220 kV main transformer is intro-duced. The causes of the failure and preventive measures are analyzed while the isolated power grid operation accident caused by the failure are also analyzed and discussed. Control measures and principle of coping for isolated grid operation in enterprise power supply system are put forward.%介绍了一起220 kV主变35 kV侧电缆头故障的情况,分析了事故原因和防范措施,并对此起事故引起的孤网运行事故进行了分析和探讨,提出了企业供电系统孤网运行的控制措施和应对原则.