Technological University (Hmawbi)

Blueprint B1 - Intermediate Student Book

The Admittance Model and Network Calculations, branch and node admittances, an  equivalent admittance  network, node  elimination (Kron  Reduction), triangular factorization, The  Impedance Model and Network Calculations, The bus admittance and impedance matrices, Thevenin’s theorem and Zbus, Calculation of Zbuselements fromYbus, Power invariant transformations, Power- Flow Solutions, The power flow problem, The Gauss-seidel method, The Newton –Raphson  method, The  Newton –Raphson  power –flow  solution,  The Decouple power-flow method

Protective relaying, power system structural considerations, elements of a protection system relay operation principles, detection of faults, relay designs, electromechanical relays, solid state relays, control circuit , current and voltage transformers, steady state performance of current transformers, transient performance of current transformers, voltage transformers, nonpilot overcurrent protection of transmission lines, fuses, sectionalizers and recloser, instantaneous overcurrent relays, polarizing,   nonpilot distance protection of transmission lines, three-phase distance relays, polyphase relays, loadability relays,  pilot protection of transmission lines, communication channels, tripping versus blocking, directional comparison blocking and unblocking, underreaching transfer trip,current differential, multiterminal line, the smart grid.