Power Systems Protection & Control – The Anti-Pumping Relay Application

Background – The Anti-Pumping Relay Function In power systems protection, the control circuits of circuit breakers are designed in such a way to prevent the circuit breaker from closing and opening multiple times successively as it will damage the breaker closing mechanism.   Imagine this scenario, the operator turned the control switch in order to […]

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Effects of Harmonic Currents on Power System Part 2

Click on the Registration link for a Free Account so you can access training and videos as I add them as we go along. For those interested to get a copy of a Professional Electrical Engineer (Philippines) Technical Engineering Report HERE, login required to access.   This is the continuation of Part 1 where we […]

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