Section A
Per Unit representation: PU, PU of transformer, change of base, PU load impedance, Single line and reactance diagram of power system. Load flow: Gauss- Siedel and Newton Raphson Methods. Control of voltage and reactive power: Methods of voltage control, series capacitor, Tap changing transformer, synchronous condenser, phase shifting, booster and regulating transformer and shunt capacitor.
Section B
Fault analysis: Short circuit current and reactance of a synchronous machine. Symmetrical fault calculation methods: symmetrical components, sequence networks and unsymmetrical fault calculation. Stability: Swing equation, power angle equation, equal area criterion, multi-machine system, step by step solution of swing equation. Factors affecting stability. Reactive power compensation. Flexible AC transmission system (FACTS). High voltage DC transmission system. Power quality: harmonics, sag and swell.
(a) Principles of Power Systems V.KMehta.
(b) Electrical Power System by Ashfaq Husain
(c) Elements of Power System Analysis by William D. Stevenson
(d) Solution Manual of Elements of Power System Analysis by William D. Stevenson.