Title page
by Mohammad S. Masoum, Ewald Fuchs
Power Quality in Power Systems and Electrical Machines, 2nd Edition
- Cover image
- Title page
- Table of Contents
- Copyright
- Preface
- Acknowledgments
- Chapter 1: Introduction to Power Quality
- Abstract
- 1.1 Definition of power quality
- 1.2 Causes of disturbances in power systems
- 1.3 Classification of power quality issues
- 1.4 Formulations and measures used for power quality
- 1.5 Effects of poor power quality on power system devices
- 1.6 Standards and guidelines referring to power quality
- 1.7 Harmonic modeling philosophies
- 1.8 Power quality improvement techniques
- 1.9 Summary
- 1.10 Problems
- Chapter 2: Harmonic Models of Transformers
- Abstract
- 2.1 Sinusoidal (linear) modeling of transformers
- 2.2 Harmonic losses in transformers
- 2.3 Derating of single-phase transformers
- 2.4 Nonlinear harmonic models of transformers
- 2.5 Ferroresonance of power transformers
- 2.6 Effects of solar-geomagnetic disturbances on power systems and transformers
- 2.7 Grounding
- 2.8 Measurement of derating of three-phase transformers
- 2.9 Summary
- 2.10 Problems
- Chapter 3: Modeling and Analysis of Induction Machines
- Abstract
- 3.1 Complete sinusoidal equivalent circuit of a three-phase induction machine
- 3.2 Magnetic fields of three-phase machines for the calculation of inductive machine parameters
- 3.3 Steady-state stability of a three-phase induction machine
- 3.4 Spatial (space) harmonics of a three-phase induction machine
- 3.5 Time harmonics of a three-phase induction machine
- 3.6 Fundamental and harmonic torques of an induction machine
- 3.7 Measurement results for three- and single-phase induction machines
- 3.8 Inter- and subharmonic torques of three-phase induction machines
- 3.9 Interaction of space and time harmonics of three-phase induction machines
- 3.10 Conclusions concerning induction machine harmonics
- 3.11 Voltage-stress winding failures of ac motors fed by variable-frequency, voltage- and current-source pwm inverters
- 3.12 Nonlinear harmonic models of three-phase induction machines
- 3.13 Static and dynamic rotor eccentricity of three-phase induction machines
- 3.14 Operation of three-phase machines within a single-phase power system
- 3.15 Classification of three-phase induction machines
- 3.16 Summary
- 3.17 Problems
- Chapter 4: Modeling and Analysis of Synchronous Machines
- Chapter 5: Interaction of Harmonics with Capacitors
- Abstract
- 5.1 Application of capacitors to power-factor correction
- 5.2 Application of capacitors to reactive power compensation
- 5.3 Application of capacitors to harmonic filtering
- 5.4 Power quality problems associated with capacitors
- 5.5 Frequency and capacitance scanning
- 5.6 Harmonic constraints for capacitors
- 5.7 Equivalent circuits of capacitors
- 5.8 Summary
- 5.9 Problems
- Chapter 6: Lifetime Reduction of Transformers and Induction Machines
- Abstract
- 6.1 Rationale for relying on the worst-case conditions
- 6.2 Elevated temperature rise due to voltage harmonics
- 6.3 Weighted-harmonic factors
- 6.4 Exponents of weighted-harmonic factors
- 6.5 Additional losses or temperature rises versus weighted-harmonic factors
- 6.6 Arrhenius plots
- 6.7 Reaction rate equation
- 6.8 Decrease of lifetime due to an additional temperature rise
- 6.9 Reduction of lifetime of components with activation energy E = 1.1 eV due to harmonics of the terminal voltage within residential or commercial utility systems
- 6.10 Possible limits for harmonic voltages
- 6.11 Probabilistic and time-varying nature of harmonics
- 6.12 The cost of harmonics
- 6.13 Temperature as a function of time
- 6.14 Various operating modes of rotating machines
- 6.15 Summary
- 6.16 Problems
- Chapter 7: Power System Modeling under Nonsinusoidal Operating Conditions
- Chapter 8: Impact of Poor Power Quality on Reliability, Relaying and Security
- Abstract
- 8.1 Reliability indices
- 8.2 Degradation of reliability and security due to poor power quality
- 8.3 Tools for detecting poor power quality
- 8.4 Tools for improving reliability and security
- 8.5 Load shedding and load management
- 8.6 Energy-storage methods
- 8.7 Matching the operation of intermittent renewable power plants with energy storage
- 8.8 Summary
- 8.9 Problems
- Chapter 9: The Roles of Filters in Power Systems and Unified Power Quality Conditioners
- Abstract
- 9.1 Types of nonlinear loads
- 9.2 Classification of filters employed in power systems
- 9.3 Passive filters as used in power systems
- 9.4 Active filters
- 9.5 Hybrid power filters
- 9.6 Block diagram of active filters
- 9.7 Control of filters
- 9.8 Compensation devices at fundamental and harmonic frequencies
- 9.9 Unified power quality conditioner (UPQC)
- 9.10 The UPQC control system
- 9.11 UPQC control using the park (DQO) transformation
- 9.12 UPQC control based on the instantaneous real and imaginary power theory
- 9.13 Performance of the UPQC
- 9.14 Summary
- Chapter 10: Optimal Placement and Sizing of Shunt Capacitor Banks in the Presence of Harmonics
- Chapter 11: Power Quality Solutions for Renewable Energy Systems
- Abstract
- 11.1 Energy conservation and efficiency
- 11.2 Photovoltaic and thermal solar (power) systems
- 11.3 Horizontal – and vertical-axes wind power (WP) plants
- 11.4 Complementary control of renewable plants with energy storage plants [144]
- 11.5 AC transmission lines versus DC lines
- 11.6 Fast-charging stations for electric cars
- 11.7 Off-shore renewable plants
- 11.8 Metering
- 11.9 Other renewable energy plants
- 11.10 Production of automotive fuel from wind, water, and CO2
- 11.11 Water efficiency
- 11.12 Village with 2,600 inhabitants achieves energy independence
- 11.13 Summary
- 11.14 Problems
- Appendix 1: Sampling Techniques
- 1.1 What criterion is used to select the sampling rate (see line 500 of two-channel program [81, chapter 2])?
- 1.2 What criterion is used to select the total number of conversions (line 850 of the two-channel program [81, chapter 2])?
- 1.3 Why are the two-channel program dimension and the array for the channel number not used for the five-channel program [81, chapter 2]?
- 1.4 What is the criterion for selecting the multiplying factor in step 9 (0.004882812 ≈ 0.004883) for the two- and five-channel configurations?
- 1.5 Why is in step 9 of the two-channel program (line 1254) the array either DA(n + 10) or DA(733), and in the five-channel program (line 1233) the array is DA(368)?
- Appendix 2: Program List for Fourier Analysis [81, Chapter 2]
- Appendix 3: Equipment for Tests
- A3.1 The 9 kVA three-phase transformer bank
- A3.2 The 4.5 kVA three-phase transformer bank #1
- A3.3 The 4.5 kVA Three-phase transformer bank #2
- A3.4 The 15 kVA three-phase transformer bank
- A3.5 Three-phase diode bridge
- A3.6 Half-controlled three-phase six-step inverter
- A3.7 Controlled three-phase resonant rectifier [12, chapter 2]
- A3.8 Controlled three-phase PWM inverter [12, chapter 2]
- Appendix 4: Measurement Error of Powers
- Index
Power Quality in Power Systems and Electrical Machines
Second Edition
Mohammad A.S. Masoum
Ewald F. Fuchs
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