在此基础上，利用数学形态学的方法构造奇异点与间断角检测算子，通过判断差流波形中是否存在间断识别变压器转换性故障。
On this basis , this dissertation proposed a method to recognize the transferring fault by checking the dead angle of differential current using oddity point and dead angle detection operators based on mathematic morphology .
间断性故障