UNIQUE SERIES AKTU Syllabus
BEEZ751

Power Systems Faults Analysis & Protection Lab

L-T-P0-0-2 Credits1 Session2025-26 TypeLab / Practical
Appears in 1 semester

B.Tech Electrical & Computer Engineering · Sem 7 (Lab)

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Pre-requisites: Power System-I Lab

List of Experiments / Activities

  1. 1To determine fault current for L-G, L-L, L-L-G and L-L-L faults at the terminals of an alternator at very low excitation.
  2. 2To study the over-current relay and the effect of PSM and TSM.
  3. 3To study the percentage differential relay.
  4. 4To study Impedance, MHO and Reactance type distance relays and zones of protection.
  5. 5To study the Ferranti effect of a transmission line/cable.
  6. 6To measure the dielectric Strength of transformer oil.
  7. 7To study the Synchronization of the alternator with an infinite bus bar.
  8. 8To determine the positive sequence, negative sequence and zero sequence reactance of an alternator.
  9. 9To study the effect of different shapes of electrodes on dielectric (air) breakdown.
  10. 10To study the gas-actuated Buchholz relay for oil-filled transformer.
  11. 11To determine the sub-transient (xd″), transient (xd′) and steady state reactance (xd) of a synchronous machine. * The available Experiments from above list may be performed on virtual lab on following virtual lab link: http://vlab.co.in/ (B) Simulation-Based Experiments (using Scilab/MATLAB or any other equivalent open-source software platform)
  12. 1To obtain formation of Y-bus.
  13. 2Perform load flow analysis on a 3- Bus System using G-S Method.
  14. 3Perform load flow analysis on a 3- Bus System using N-R Method.
  15. 4To perform symmetrical fault analysis in a power system.
  16. 5To perform unsymmetrical fault analysis in a power system.
  17. 6Swing Curve by Step-by-Step Method.
  18. 7Determination of the stability of a SMIB system in occurrence of a fault by solving the Swing equation by Euler’s Method.
Course Outcomes (COs)5 outcomes

After completion of the course student will be able to:

  1. CO1Test relays for various characteristics and compare results with the performance characteristics provided by manufacturers.K4
  2. CO2Apply Newton-Raphson and Gauss-Seidel methods to solve power flow problems.K3
  3. CO3Analyze types of short-circuit faults in power systems.K4
  4. CO4Demonstrate different numerical integration methods and factors influencing transient stabilityK3
  5. CO5Analyze power system components, focusing on insulation properties and alternator sync requirements. Note: - Minimum 10 experiments are to be performed from the following list: (A) Hardware-Based Experiments:K4

Text Books

  1. -
  2. Haadi Sadat, “Power System Analysis” Tata McGraw Hill.
  3. T.K. Nagsarskar & M.S. Sukhija, Power System Analysis’ Oxford University Press.
  4. K. Umarao, “Computer Techniques and Models in Power System”, Wiley DEPARTMENT ELECTIVE – IV [L T P: 3 0 0]

Official AKTU syllabus

This subject is on page 6, 7, 8 of the original AKTU PDF.

Official AKTU syllabus PDF ↗