code EE740
credit_hours 3
title Transients in Power Systems
arbic title
prequisites None
credit hours 3
Description/Outcomes Nature and characteristics of switching and lightning over voltages. Abnormal transient phenomena: Re-strike, arcing faults, Current chopping, Ferro-resonance, etc. lightening phenomena in the atmosphere. Methods of computation of transients: frequency domain and time domain analysis techniques. Basis of EMTP and its application. Shielding. Surge protection devices. Insulation coordination. Transient measuring techniques.
arabic Description/Outcomes
objectives The student should be able to: Know transient phenomena in power system. Understand the sources of transients in power systems. Design the methods for computing and analyzing transients. Understand Surge Protection devices and Insulation Coordination.
arabic objectives
ref. books A. Greenwood, "Electrical Transients in Power Systems", Wiley, N.Y., 1991. P.Chowdhuri, "Electromagnetic Transients in Power Systems", Research studies publisher, Taunton, 1996.
arabic ref. books
arabic textbook
objective set
content set
Course Content
content serial Description
1 Forced response of RL circuits short circuits and CB ratings.
2 RLC natural response switching of shunt capacitor banks.
3 Switching of shunt capacitor banks – secondary effects and problems.
4 Parameter considerations for capacitor bank switching simulations.
5 Abnormal switching transients.
6 Circuit breaker interruption issues for shunt capacitors, reactors.
7 Traveling waves and other transients on transmission lines.
8 Weather effects on line parameters, approximate line models.
9 Transposition of double circuit lines, frequency scans, reflection and refraction of traveling waves.
10 Steady state excitation, transformer behaviors, De-energization and residual flux.
11 Transformer modeling, duality transforms, magnetic materials.
12 Single pole tripping and reclosing.
13 Lightning:flashover , spark over.
14 Protection of systems and equipment against transient over voltages.
15 Measuring techniques and surge testing.
16 Final Exam.