【摘要】 为对变压器铁心发生的多点接地故障进行准确定位提出了高频法和行波法两种检测方法,并对它们进行了较为详细的分析和比较。同时,对实用前景较好的行波法进行了详细实验验证。更多还原

【Abstract】 To solve the problem of locating the multipoint earthing of the transformer core,two novel methods,named as high-frequency method and travelling-wave method,are analyzed and compared in detail.Meanwhile,experiments are carried out to verify that the travelling-wave method has a good agreement with the theoretical analysis.更多还原