Partial Discharge Detection

MV Switchgear

Can Ultrasonic PD Detection Be Carried Out Non Intrusively on MV Switchgear?

The effectiveness and safety of power distribution networks substantially depend on the correct operation of electrical equipment, including medium-voltage (MV) switchgear. Partial discharge (PD) is the most well-known hazard to the reliability of these systems. PDs, or localised dielectric breakdowns, are triggered by factors like high voltage, moisture, insulation faults, or even mechanical damage to …

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Partial Discharge Detection

Partial Discharge (PD) Detection and Management: A Comprehensive Guide

Whenever there are small voids or air gaps on the insulation surface of the stator windings, it causes high-voltage electrical induction.  This creates small electric sparks in the equipment which is termed Partial Discharges(PD). As the stator winding wears out due to the coil vibration occurring in the slot, the functioning at high temperatures, or …

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