Power Quality
- Lecture Notes, Study Materials and Important questions answers

Subject : Power Quality

INTRODUCTION TO POWER QUALITY

1. Introduction to Power Quality - Answer (click here)
2. Terms and Definitions- Power Quality - Answer (click here)
3. Concepts of transients- Power Quality - Answer (click here)
4. Sags and Swells- Power Quality - Answer (click here)
5. Power frequency variations - Answer (click here)
6. International Standards of power quality - Answer (click here)
7. Computer Business Equipment Manufactures Associations(CBEMA) and ITI Curves - Answer (click here)
8. Important Short Questions and Answers: Introduction to Power Quality - Answer (click here)

VOLTAGE SAGS AND INTERRUPTIONS

1. Voltage Sags and Interruptions- Power Quality - Answer (click here)
2. Sources of sags and interruptions - Answer (click here)
3. Estimating Voltage sag Performance - Answer (click here)
4. Voltage sags due to induction motor starting - Answer (click here)
5. Estimation of the Sag Severity - Answer (click here)
6. Mitigation of Voltage Sags - Answer (click here)
7. Motor Generator Set - Answer (click here)
8. Active series compensators - Answer (click here)
9. Static Transfer Switches - Answer (click here)
10. Fast Transfer Switch (FTS) - Answer (click here)
11. Important short questions and answers: Voltage Sags and Interruptions - Answer (click here)

OVERVOLTAGES

1. Over Voltages - Answer (click here)
2. Classification of transient over voltages - Answer (click here)
3. Sources of over voltages - Answer (click here)
4. Mitigation of voltage swells - Answer (click here)
5. Lightning Protection - Answer (click here)
6. Protection of Transformers - Answer (click here)
7. Protection of cables - Answer (click here)
8. Computer Analysis Tools for Transient – PSCAD and EMTP - Answer (click here)
9. Important short questions and answers: Over Voltages - Answer (click here)

HARMONICS

1. Harmonics - Answer (click here)
2. Harmonic Sources from Commercial Loads - Answer (click here)
3. Harmonics sources from industrial loads - Answer (click here)
4. Locating Harmonic Sources - Answer (click here)
5. Power System Response Characteristics - Answer (click here)
6. Effects of Harmonics - Answer (click here)
7. Harmonic Distortion Evaluation - Answer (click here)
8. Devices for Controlling Harmonic Distortion - Answer (click here)
9. IEEE and IEC Standards - Answer (click here)
10. Important short questions and answers: Harmonics - Answer (click here)

POWER QUALITY MONITORING

1. Power Quality Monitoring - Answer (click here)
2. Monitoring Consideration - Power Quality Monitoring - Answer (click here)
3. Power Quality Measurement Equipment - Answer (click here)
4. Application of Expert Systems for power quality monitoring - Answer (click here)
5. Important short questions and answers: Power Quality Monitoring - Answer (click here)