Power System Transients and Overvoltages (PS810)
Transients in power systems, Overvoltages, current chopping, capacitor switching, 3-phase capacitor bank switching, traveling waves, Bewley’s lattice diagram, attenuation, distortion of waves, two-conductor system, multi-conductor system, Computation of transients. Transients in transformers: initial voltage distribution, winding oscillations. Protection form surges: ZnO arrestors. Insulation coordination principles and applications.