Syllabus Power Systems - II - (BE05009021) Total Credits = TH / 30 Assessment Pattern and Marks Total Marks Theory Tutorial / Practical ESE (E) PA (M) PA / (I) PBL (I) ESE (V) 3 70 30 20 30 50 200 Sr. No. Course Content 1. Representation of Power System Components : One line impedance diagram, Per unit system, Per unit representation of transformer, Per unit impedance diagram of power system, and impedance diagram, Representation of loads. Examples. (Chapter - 1) 2. Transmission Line Modeling and Performance : Introduction, Short transmission line, Medium transmission line, Long transmission line - Rigorous solution, Evaluation of ABCD constants, Interpretation of long line equations, Ferranti effect, Power flow through a transmission line, Examples. (Chapter - 2) 3. Corona : Critical Disruptive Voltage, Corona Loss, Line Design based on Corona, Disadvantages of Corona, Radio Interference, Inductive interference between Power and Communication lines, Examples. (Chapter - 3) 4. Symmetrical Fault Analysis : Introduction, Transient on a transmission line, Short circuit of a synchronous machine on no load, Short circuit of a loaded synchronous machine, Selection of circuit breakers, Examples. (Chapter - 4) 5. Symmetrical Components : Symmetrical component transformation, Phase shift in star-delta transformers, Sequence impedances of transmission lines, Sequence - impedances and networks of synchronous machines, Sequence impedances and networks of transformers, Sequence impedance of transmission lines, Construction of sequence networks of a power system, Examples. (Chapter - 5) 6. Unsymmetrical Fault Analysis : Introduction, Symmetrical component analysis of unsymmetrical faults, Single line to ground fault, Line to line fault, Double line to ground fault, Examples. (Chapter - 6) 7. Transients in Power System Travelling waves on open end line, Short circuited line, Line terminated through a resistance, Line connected to a cable, Reflection and refraction at a T-junction, Line terminated through a capacitance, capacitor connection at T, Attenuation of travelling waves, Capacitance switching, Examples. (Chapter - 7) 8. Over-voltages in Power Systems : Causes of over-voltages, Internal causes of over-voltages, Mechanism of lightning discharge, Types of lightning strokes, Harmful effects of lightning. (Chapter - 8)
