Power System I

Course Code: EEE 321

Credit Hour: 3

Course Group: Core Courses

General system layout, Low voltage D.C. distribution system, A.C. distribution system, radial and ring systems, distributor aspects, sag calculations, poles and towers insulators, calculation of inductance and capacitance. Network representation: Single line and reactance diagram of power system and per unit. Line representation: equivalent circuit of short, medium and long lines. Load flow: Gauss-Seidel and Newton Raphson Methods. Power flow control: Tap changing transformer, phase shifting, booster and regulating transformer and shunt capacitor. Fault analysis: Short circuit current and reactance of a synchronous machine. Symmetrical fault calculation methods: symmetrical components, sequence networks and unsymmetrical fault calculation. Protection: Introduction to relays, differential protection and distance protection. Circuit breakers. Layout of a substation. Load curves: Demand factor, diversity factor, load duration curves, energy load curve, load factor, capacity factor and plant factor.

Reference Books:

1. John Gringer, William Stevenson: Power Systems Analysis
2. Nagrath and Kothari: Modern Power System Analysis
3. V.K. Mehta: Principles of Power System
4. J. Duncan Glover and Mulukutla S. Sarma: Power System Analysis and Design (with CD-ROM)
5. HadiSaadat: Power Systems Analysis
6. W. D. Stevenson: Elements of Power System Analysis