JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Prerequisite

Power Systems & Electrical Machines

Course Objectives:

• perform testing of CT, PT's and Insulator strings
• To find sequence impedances of 3-Φ synchronous machine and Transformer
• To perform fault analysis on Transmission line models and Generators.

Course Outcomes

After completion of this lab, the student will be able to

• Perform various load flow techniques
• Understand Different protection methods
• Analyze the experimental data and draw the conclusions. The following experiments are required to be conducted as compulsory experiments: Part - A
• 1. Characteristics of IDMT Over Current Relay.
• 2. Differential protection of 1-Φ transformer.
• 3. Characteristics of Micro Processor based Over Voltage/Under Voltage relay.
• 4. Testing of CT, PT’s and Insulator strings.
• 5. Finding the sequence impedances of 3-Φ synchronous machine.
• 6. Finding the sequence impedances of 3-Φ Transformer. In addition to the above six experiments, at least any four of the experiments from the following list are required to be conducted. Part - B
• 1. Formation of YBUS.
• 2. Load Flow Analysis using Gauss Seidal (GS) Method.
• 3. Load Flow Analysis using Fast Decoupled (FD) Method.
• 4. Formation of ZBUS.
• 5. LG, LL and 3-Φ fault analysis of 3-Φ synchronous machine.
• 6. Power circle diagrams of a 3-Φ transmission line model.
• 7. ABCD constants and Regulation of a 3-Φ transmission line model. R16 B.TECH EEE.
• 8. Transient Stability Analysis for Single Machine connected to Infinite Bus by Point by Point method.

Reference Books:

• 1. C.L. Wadhwa: Electrical Power Systems –Third Edition, New Age International Pub. Co., 2001.
• 2. Hadi Sadat: Power System Analysis –Tata Mc Graw Hill Pub. Co. 2002.
• 3. D. P. Kothari: Modern Power System Analysis-Tata Mc Graw Hill Pub. Co. 2003. R16 B.TECH EEE.