Course Details

Subject {L-T-P / C} : EE6244 : Power Quality in Power Distribution Systems {3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Gopalakrishna Srungavarapu


Definitions of various powers, power factor, and other figures of merit underbalanced, unbalanced and non-sinusoidal conditions. Theories of load compensation. Introduction to custom power devices and their applications in power system. Detailed modeling, analysis and design aspects of custom power devices (DSTATCOM, DVR). Compensators to mitigate power quality related problems.

Course Objectives

  1. Comprehend various definitions of power and their uses in load compensation.
  2. To understand various power quality problems and design of compensators.

Course Outcomes

At the end of the course, the student will be able to design a proper compensator for the given power quality problem.

Essential Reading

  1. Mahesh Kumar, Power Quality in Power Distribution Systems, NPTEL , 2012
  2. A. Ghosh and G. Ledwich, Kluwer, Power quality enhancement using custom power devices, Academic Publication , 2002

Supplementary Reading

  1. C. Shankran, Power quality, CRC Press , 2001
  2. Roger C. Dugan, Handbook of power quality, Tata Mc Graw Hill , 2002

Journal and Conferences

  1. E. H. Watanabe, R. M. Stephan and M. Aredes, "New concepts of instantaneous active and reactive powers in electrical systems with generic loads," in IEEE Transactions on Power Delivery, vol. 8, no. 2, pp. 697-703, Apr 1993.
  2. H. Akagi, Y. Kanazawa and A. Nabae, "Instantaneous Reactive Power Compensators Comprising Switching Devices without Energy Storage Components," in IEEE Transactions on Industry Applications, vol. IA-20, no. 3, pp. 625-630, May 1984