Composition of Electrical Power Systems: generation, transmission, sub-transmission,
distribution and loads. Single-Line Diagrams. Load characteristics: daily load curve, load
duration curve, maximum and average loads, load, capacity, utilization, and diversity
factors. Economics of power generation: fixed cost, depreciation, running cost. Tariffs and
power factor improvement. Per-Unit system. Fault analysis: System modeling under fault
conditions, Symmetrical faults. Circuit breakers and switchgear.
For further information :