electiveHQ

Introduction: power system structure, function and operation. Basic concepts: Active and reactive power. Per phase analysis of three phase systems. Per unit system. Method of symmetrical components. AC power transmission. System components: Steady-state operation and equivalent circuit models of synchronous machine, asynchronous machine, transformer and transmission lines. Power flow analysis: Power flow equations for multi-bus system. Solution of power flow equations by numerical methods. Application of power flow analysis to selected systems. Short circuit analysis: Analysis of symmetric short circuits in simple power systems. Extension of techniques to large multi-bus systems. Application of method of symmetrical components to analysis of asymmetric faults in power systems. Transmission line transients: Travelling waves, reflection and refraction in transmission lines. Lattice diagrams. Insulation coordination, protection against overvoltages.