Mohd Azraei Bin Pangah

Sr. Researcher, Asset Performance Unit, TNB Research, Malaysia

Mohd Azraei Bin Pangah

Sr. Researcher, Asset Performance Unit, TNB Research, Malaysia

Biography

Condition Assessment of Long Length Medium Voltage Underground Cable
Using Dual Side Offline Partial Discharge Measurement

Engr. Ts. Mohd Azraei received his Bachelor of Engineering in Electrical Power System & Master of Electrical Engineering from Tenaga Nasional University in Malaysia. He is registered Professional Electrical Engineer with Board of Engineer and Professional Technologist in Electrical with Malaysian Board of Technologists. He currently works as Senior Researcher at High Voltage Cable Diagnostic, Asset Performance Unit, TNB Research where his main research is focused on power cable testing, diagnostics, failure analysis and life assessment.

Electricity is distributed to end customers in Malaysia through TNB’s Distribution Network Division, whose backbone is a MV underground cable network. With increasing level of economic activity, it is crucial to ensure this network is reliable and one of the initiatives in this regard has been introducing Damped AC Dual Side Offline Partial Discharge as one of the condition-based maintenance tools. This presentation explains the typical set-up as well as how this maintenance tool is able to detect and locate PD for long length MV power cable and also describes experience to date.

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