An improved online stator insulation monitoring method based on common-mode impedance spectrum considering the effect of aging position

D Zheng, G Lu, P Zhang - IEEE Transactions on Industry …, 2022 - ieeexplore.ieee.org
Online stator winding insulation monitoring is becoming an important topic in recent years
and many online monitoring methods have been proposed. In these methods, the online …

A noninvasive interturn insulation condition monitoring method based on the common-mode impedance spectrum of inverter-fed machines

D Zheng, G Lu, P Zhang - IEEE Transactions on Industry …, 2021 - ieeexplore.ieee.org
The winding impedance spectrum method becomes popular in online stator insulation
monitoring in recent years. It can detect the insulation ageing condition and give alarm …

Differential mathematical morphological-based online diagnosis of stator interturn failures in direct torque control drive systems

HH Eldeeb, A Berzoy, AA Saad, H Zhao… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
This article presents an in-service noninvasive fault diagnosis (FD) routine to detect incipient
stator's interturn failure (ITF) in the direct torque control (DTC) driven induction motors. The …

A novel method of monitoring and locating stator winding insulation ageing for inverter-fed machine based on switching harmonics

D Zheng, P Zhang - 2020 IEEE Energy Conversion Congress …, 2020 - ieeexplore.ieee.org
The online stator winding insulation monitoring is becoming an important topic in recent
years and many online monitoring methods have been proposed. In these methods, the …