Electric Power Engineering
Başlık:
Electric Power Engineering
ISBN:
9781461559979
Personal Author:
Edition:
2nd ed. 1998.
Yayın Bilgileri:
New York, NY : Springer US : Imprint: Springer, 1998.
Fiziksel Tanımlama:
XVI, 449 p. online resource.
Contents:
1 Energy: The Basis of Civilization -- 1.1 Historical Perspective -- 1.2 Energy Flow in Industrialized Societies -- 1.3 The Growth of Energy Consumption -- 1.4 Electric Energy -- 1.5 Summary -- Exercises -- References -- 2 Fundamentals of Energy -- 2.1 Energy and Gravitation -- 2.2 Gravitational Force Field -- 2.3 Gravitational Energy Exchange: Definition of Energy -- 2.4 Gravitational Potential: Potential Energy -- 2.5 General Expressions for Energy -- 2.6 Rate of Energy or Power -- 2.7 The Law of Conservation of Energy: First Law of Thermodynamics -- 2.8 Other Forms of Potential Energy -- 2.9 Forms of Kinetic Energy -- 2.10 Caloric (Heat or Thermal) Energy -- 2.11 Energy Dissipation -- 2.12 Nuclear Energy -- 2.13 Solar Energy -- 2.14 Summary -- Exercises -- References -- 3 Fundamentals of Electric Energy -- 3.1 Electric Energy Engineering -- 3.2 Physical Nature of Electricity: Electric Charge -- 3.3 Coulomb's Law: The Gravity Analog -- 3.4 The Electric Field -- 3.5 Electrostatic Energy -- 3.6 Electric Potential -- 3.7 General Field Configurations -- 3.8 Electrostatic Energy Storage: Capacitance -- 3.9 Practical Electric Capacitors -- 3.10 Electrodynamics: Electric Current -- 3.11 Currents in Electric Conductors -- 3.12 Ohm's Law -- 3.13 Basics of Electric Power -- 3.14 Resistive or Ohmic Power Dissipation -- 3.15 Electric Power Transmission -- 3.16 Electric Sources -- 3.17 The Magnetic Field -- 3.18 Magnetic Flux -- 3.19 Electromagnetic Induction: Faraday's and Lenz's Laws -- 3.20 The Electromagnetic Force Law -- 3.21 The Concept of Mutual Inductance -- 3.22 The Concept of Self-Inductance -- 3.23 Electromagnetic Energy Storage -- 3.24 Magnetic Energy Storage in Mutually Coupled Circuits -- 3.25 The Magnetic Moment -- 3.26 Ferromagnetism -- 3.27 Summary -- Exercises -- References -- 4 Synchronous Machine -- 4.1 Direct Current Versus Alternating Current -- 4.2 Power in Single-Phase Alternating Current -- 4.3 The Single-Phase Alternating-Current Generator -- 4.4 The Three-Phase Generator -- 4.5 Balanced Three-Phase Loading -- 4.6 Torque Mechanism in a Three-Phase Generator -- 4.7 The Synchronous Machine as Part of a Power Grid -- 4.8 Summary and Some Final Observations -- Exercises -- References -- 5 The Power Transformer -- 5.1 Why Transformers? -- 5.2 The Single-Phase Transformer: Basic Design -- 5.3 The Concept of an "Ideal" Transformer -- 5.4 The Physical Transformer: The Ideal Transformer -- 5.5 Some Practical Design Considerations -- 5.6 Multiwinding Transformers -- 5.7 Autotransformers -- 5.8 Three-Phase Power Transformers -- 5.9 Summary -- Exercises -- References -- 6 The Electric Power Network -- 6.1 The Structure of the Power Network -- 6.2 Objectives of Power System Operation -- 6.3 Real Power Balance: The Load-Frequency Control Problem -- 6.4 Optimum Generation -- 6.5 Line Power and Its Control -- 6.6 Load Flow Analysis -- 6.7 Summary -- Exercises -- References -- 7 The Direct Current Machine -- 7.1 Torque-Speed Requirements of Motors -- 7.2 A Direct Current Motor Prototype -- 7.3 Physical Motor Design -- 7.4 Operating Characteristics of the Direct Current Machine -- 7.5 Direct Current Power Supply Systems -- 7.6 Summary -- Exercises -- References -- 8 Induction Machines -- 8.1 Why Induction Motors? -- 8.2 Basic Design Features -- 8.3 The Rotating Stator Flux Wave -- 8.4 The Torque-Creating Mechanism -- 8.5 Three-Phase Induction Motor Performance Analysis -- 8.6 Modification of the Model for Nonideal Motor Characteristics -- 8.7 Operational Considerations -- 8.8 Single-Phase Induction Motors -- 8.9 Summary -- Exercises -- References -- 9 Electric Motors for Special Applications -- 9.1 Linear Induction Motor -- 9.2 Stepper Motor -- 9.3 Brushless Direct Current Motors -- 9.4 Synchros -- 9.5 Summary -- Exercises -- References -- Appendix A -- Phasor Analysis -- A.1 Vector Representation of Sinusoids: The Concept of Phasors -- A.2 Phasor Representation Using Complex Numbers -- A.2.1 Complex Numbers: Definition -- A.2.2 Complex Algebra -- A.3 Impedances -- A.4 Admittances -- Appendix B -- Spectral Analysis -- B.1 Periodic Waveforms -- B.2 Finding the Amplitudes of the Harmonics -- B.3 Spectral Analysis by Numerical Integration -- B.4 Periodic Waveforms in the Space Domain -- Appendix C -- The SI Unit System -- C.1 General -- C.2 Basic Units -- C.3 Derived Units -- C.4 Multiplication Factors and Prefixes -- C.5 Conversion Between Unit Systems -- References -- Appendix D -- Units of Energy and Power Conversion -- D.1 Conversion of Units of Energy -- D.2 Conversion of Units of Power -- Answers to Selected Exercises.
Abstract:
This book is about electric energy: its generation, its transmission from the point of generation to where it is required, and its transformation into required forms. To achieve this end, a number of devices are essential-such as generators, trans mission lines, transformers, and electric motors. We discuss the design, construc tion, and operating characteristics of the electric devices used in the transformation to and from electric energy. This text is designed to be used in a one-semester course in electric energy con version at the second-year level of the Bachelor of Engineering course. It is assumed that the student is familiar with the laws of thermodynamics and has taken a course in basic circuit analysis, including the application of phasors. We begin with a discussion of how humankind has successfully harnessed the energy of wind, water, the sun, biomass, animals, geothermal sources, fossils, and nuclear fission to make its life comfortable. Some of the consequences of this activity on the environment are examined. In Chapter 2, we review the basic physics of energy and its conversion. This may be, to some extent, a repetition of knowledge gained in high-school and first year university courses. However, we believe that such review is necessary to establish a suitable base from which to launch the subject of electric energy con version.
Added Author:
Ek Kurum Yazarı:
Elektronik Erişim:
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Dil:
English