1. SYSTEM MODELLING:
System modelling of synchronous machines, transformers, loads etc, per unit impedance, single line
diagram of electrical networks, single phase impedance diagrams corresponding to single line
diagram. Formation of impedance and admittance matrices for the electrical networks.
2. LOAD FLOW STUDIES:
Data for the load flow studies, Swing Bus, Formulation of simultaneous equations, Iterative solutions
by the Gauss-Seidal Method & by Newton Raphson Method.
3. FAULT ANALYSIS:
Transients on transmission line, short circuit of synchronous machine, selection of circuit breakers,
Algorithm for short circuit studies, Symmetrical Component transformation, construction of sequence
networks of power systems. Symmetrical Analysis of Unsymmetrical LG, LL, LLG faults using
symmetrical components.
4. POWER SYSTEM STABILITY:
Steady state stability, Dynamics of a synchronous machine , Power angle equations , Transient
stability, equal area criterion, Numerical solution of swing equation , factors effecting transient
stability.