.jpg)
Power Quality in Power Systems
Associate Professor: Khairy Sayed
4th year Electrical Engineering Department
Power and machines section
Course Description
Table of Contents
1.What is Power Quality?
- Definition of Power Quality Concepts
- Reduction of Lifetime Due to Temperature Rise
- Pertinent Standards Referring to Power Quality
- CBEMA Curve
- ITIC Curve
- SEMI F47 Curve
- Single- and Three-Phase Power Systems
2.1 Residential (Single-Phase) System in the US
2.2 Three-Phase System
- Voltage/Current Signatures
3.1 Single-Time Events
3.2 Periodic Events
Homework #1: Analysis of Rectifiers and Inverters Using PSpice
- Causes of Disturbances in Power Systems
- Lightning Surge Propagation
- Effects of Rectifier and Inverter Operation
- Ferroresonance
- Geomagnetic Interference Due to Solar Flares
Reading: Appendices B.1, B.2
- Disturbance Mitigation Techniques
5.1 Concept of Dedicated Line or Transformer
5.2 Filter
- Definition of Power Quality Indicators
- Instantaneous Power
- Average Power, Real Power
- Reactive Power
- Apparent Power
- Distortion Power
- Compensation of Reactive Power
- Total Harmonic Distortion
Homework # 2: Dedicated Transformer, Analysis of Lightning Surge Using PSpice
- IEEE 519
- Rational for Establishing Current and Voltage Harmonic Limits
- Equivalent Spectra for Single- and Three-Phase Systems Maintaining Same Temperature Rise
7.1 Application Example (12-pulse rectifier)
7.2 Filter Design to Meet IEEE-519 Requirements
Homework # 3: Harmonic Analysis of Feeders, Filter Design for Feeders
- Harmonic Torques in Three-Phase Induction Machines
8.1 Complete Equivalent Circuit
8.2 Small Slip Approximation
8.3 Steady-State Stability
8.4 Spatial Harmonics
- Sub- and Inter-Harmonics
8.5 Time Harmonics
- Sub- and Inter-Harmonics
Homework # 4: Induction Motor (Loss) Problem , VSI-Fed Induction Motor (Harmonic Torque) Problem, CSI-Fed Induction Motor (Harmonic Torque) Problem
Final Examination
Textbook: E. F. Fuchs and M. A. S. Masoum, Power Quality in Power Systems and Electrical Machines, Elsevier/Academic Press, February 2008, 638 pages. ISBN: 978-0-12-369536-9.