by EE-Fundamentals | Aug 8, 2020 | Power Systems, Protection & Control
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...
by EE-Fundamentals | Feb 15, 2020 | Power Systems, Protection & Control
This is the continuation of Part 1 where we established the theory behind this subject and also proved by using calculations and by plotting the sine wave curves of fundamental and 3rd harmonic currents. Let us then try to investigate why 3rd harmonic currents seems...
