## TIEE3005 Syllabus - Power Quality - 2022 Regulation Anna University

TIEE3005

POWER QUALITY

L T P C

3003

COURSE OBJECTIVES:
• To learn the basic definitions in Power Quality.
• To study the power quality issues in Single Phase and Three Phase Systems.
• To understand the principles of Power System Harmonics.
• To know the way to use DSTATCOM for Harmonic Mitigation.
• To learn the concepts related with Series Compensation

UNIT I

INTRODUCTION

(7+2 Skill) 9

Introduction – Characterization of Electric Power Quality: Transients, short duration and long duration voltage variations, Voltage imbalance, waveform distortion, Voltage fluctuations, Power frequency variation, Power acceptability curves – power quality problems: poor load power factor, Non-linear and unbalanced loads, DC offset in loads, Notching in load voltage, Disturbance in supply voltage – Power quality standards.

UNIT II

ANALYSIS OF SINGLE PHASE AND THREE PHASE SYSTEM

(7+2 Skill) 9

Single phase linear and non-linear loads – single phase sinusoidal, non-sinusoidal source – supplying linear and nonlinear loads – three phase balanced system – three phase unbalanced system – three phase unbalanced and distorted source supplying non-linear loads – concept of power factor – three phase- three wire – three phase - four wire system.

UNIT III

MITIGATION OF POWER SYSTEM HARMONICS

(7+2 Skill) 9

Introduction - Principle of Harmonic Filters – Series-Tuned Filters – Double Band-Pass Filters – damped Filters – Detuned Filters – Active Filters – Power Converters – Harmonic Filter Design – Tuned Filter – Second-Order Damped Filter – Impedance Plots for Filter Banks – Impedance Plots for a Three-Branch 33 kV Filter.

UNIT IV

(7+2 Skill) 9

Compensating single – phase loads – Ideal three phase shunt compensator structure – generating reference currents using instantaneous PQ theory – Instantaneous symmetrical components theory – Generating reference currents when the source is unbalanced –Realization and control of DSTATCOM – DSTATCOM in Voltage control mode.

UNIT V

SERIES COMPENSATION OF POWER DISTRIBUTION SYSTEM

(7+2 Skill) 9

Rectifier supported DVR – DC Capacitor supported DVR – DVR Structure – Voltage Restoration – Series Active Filter – Unified Power Quality Conditioner.

TOTAL: 45 PERIODS

COURSE OUTCOMES: Upon completion of the course, students will be able to:Z
CO1 Use various definitions of power quality for power quality issuesV CO2 Describe the concepts related with single phase / three phase, linear / nonlinear loads and single phase / three phase sinusoidal, non-sinusoidal source
CO3 Solve problems related with mitigation of Power System Harmonics
CO4 Use DSTATCOM for load compensation
CO5 Demonstrate the role of DVR, SAFs UPQC in power distribution systems

TEXT BOOKS:
1. Arindam Ghosh and Gerad Ledwich “Power Quality Enhancement Using Custom Power Devices”, Kluwer Academic Publishers, First Edition,2002
2. G.T.Heydt, “Electric Power Quality”, Stars in a Circle Publications, Second Edition, 2011.
3. George J. Wakileh, “Power System Harmonics – Fundamentals, Analysis and Filter Design”, Springer – Verlag Berlin Heidelberg, New York, 2019.

REFERENCES:
1. R.C.Duggan “Electric Power Systems Quality”, Tata MC Graw Hill Publishers, Third Edition, 2012.
2. Arrillga “Power System Harmonics”, John Wiely and Sons, 2003 2nd Edition.
3. Derek A.Paice “Power Electronic Converter Harmonics” IEEE Press, 1995, Wiley – IEE Press 1999, 18th Edition.