Cover -- Preface to the Third Edition -- Preface to the First Edition -- Contents -- Chapter 1 Introduction to EHV AC Transmission -- 1.1 Role of EHV AC Transmission -- 1.2 Brief Description of Energy Sources and Their Development -- 1.3 Description of Subject Matter of This Book -- Chapter 2 Transmission Line Trends and Preliminaries -- 2.1 Standard Transmission Voltages -- 2.2 Average Values of Line Parameters -- 2.3 Power-Handling Capacity and Line Loss -- 2.4 Examples of Giant Power Pools and Number of Lines -- 2.5 Costs of Transmission Lines and Equipment -- 2.6 Mechanical Considerations in Line Performance -- Chapter 3 Calculation of Line and Ground Parameters -- 3.1 Resistance of Conductors -- 3.2 Temperature rise of Conductors and Current-Carrying Capacity -- 3.3 Properties of Bundled Conductors -- 3.4 Inductance of E.H.V. Line Configurations -- 3.5 Line Capacitance Calculation -- 3.6 Sequence Inductances and Capacitances -- 3.7 Line Parameters for Modes of Propagation -- 3.8 Resistance and Inductance of Ground Return -- Chapter 4 Voltage Gradients of Conductors -- 4.1 Electrostatics -- 4.2 Field of Sphere Gap -- 4.3 Field of Line Charges and Their Properties -- 4.4 Charge-Potential Relations for Multi-Conductor Lines -- 4.5 Surface Voltage Gradient on Conductors -- 4.6 Examples of Conductors and Maximum Gradients on Actual Lines -- 4.7 Gradient Factors and Their Use -- 4.8 Distribution of Voltage Gradient on Sub-Conductors of Bundle -- 4.9 Design of Cylindrical Cages for Corona Experiments -- Appendix to Chapter 4 Voltage Gradients on the Conductors in the Presence of Ground Wires on Towers -- Chapter 5 Corona Effects-I: Power Loss and Audible Noise -- 5.1 I2R Loss and Corona Loss -- 5.2 Corona-Loss Formulae -- 5.3 Charge-Voltage (q-v) Diagram and Corona Loss -- 5.4 Attenuation of Travelling Waves due to Corona Loss.

5.5 Audible Noise: Generation and Characteristics -- 5.6 Limits for Audible Noise -- 5.7 An Measurement and Meters -- 5.8 Formulae for Audible Noise and use in Design -- 5.9 Relation Between Single-Phase and 3-Phase AN Levels -- 5.10 Day-Night Equivalent Noise Level -- 5.11 Some Examples of AN Levels from EHV Lines -- Chapter 6 Corona Effects-II: Radio Interference -- 6.1 Corona Pulses: Their Generation and Properties -- 6.2 Properties of Pulse Trains and Filter Response -- 6.3 Limits for Radio Interference Fields -- 6.4 Frequency Spectrum of the RI Field of Line -- 6.5 Lateral Profile of RI and Modes of Propagation -- 6.6 The Cigre Formula -- 6.7 The RI Excitation Function -- 6.8 Measurement of RI, RIV, and Excitation Function -- 6.9 Measurement of Excitation Function -- 6.10 Design of Filter -- 6.11 Television Interference (TVI) -- Chapter 7 Electrostatic and Magnetic Fields of EHV Lines -- 7.1 Electric Shock and Threshold Currents -- 7.2 Capacitance of Long Object -- 7.3 Calculation of Electrostatic Field of AC Lines -- 7.4 Effect of High E.S. Field on Human Animals and Plants -- 7.5 Meters and Measurement of Electrostatic Fields -- 7.6 Electrostatic Induction on Unenergized Circuit of D/C Line -- 7.7 Induced Voltage in Insulated Ground Wires -- 7.8 Magnetic Field Effects -- 7.9 Magnetic Field of 3-Phase Lines -- 7.10 Magnetic Field of A 6-Phase Line -- 7.11 Effect of Power-Frequency Magnetic Fields on Human Health -- Chapter 8 Theory of Travelling Waves and Standing Waves -- 8.1 Travelling Waves and Standing Waves at Power Frequency -- 8.2 Differential Equations and Solutions for General Case -- 8.3 Standing Waves and Natural Frequencies -- 8.4 Open-Ended Line: Double-Exponential Response -- 8.5 Open-Ended Line: Response to Sinusoidal Excitation -- 8.6 Line Energization with Trapped-Charge Voltage.

8.7 Corona Loss and Effective Shunt Conductance -- 8.8 The Method of Fourier Transforms -- 8.9 Reflection and Refraction of Travelling Waves -- 8.10 Transient Response of Systems with Series and Shunt Lumped Parameters and Distributed Lines -- 8.11 Principles of Travelling-Wave Protection of E.H.V. Lines -- Chapter 9 Lightning and Lightning Protection -- 9.1 Lightning Strokes to Lines -- 9.2 Lightning-Stroke Mechanism -- 9.3 General Principles of the Lightning Protection Problem -- 9.4 Tower-Footing Resistance -- 9.5 Insulator Flashover and Withstand Voltages -- 9.6 Probability of Occurrence of Lightning Stroke Currents -- 9.7 Lightning Arresters and Protective Characteristics -- 9.8 Dynamic Voltage Rise and Arrester Rating -- 9.9 Operating Characteristics of Lightning Arresters -- 9.10 Insulation Coordination Based on Lightning -- Chapter 10 Overvoltages in EHV Systems Caused by Switching Operations -- 10.1 Origin of Overvoltages and Their Types -- 10.2 Short-Circuit Current and the Circuit Breaker -- 10.3 Recovery Voltage and the Circuit Breaker -- 10.4 Overvoltages Caused by Interruption of Low Inductive Current -- 10.5 Interruption of Capacitive Currents -- 10.6 Ferro-Resonance Overvoltages -- 10.7 Calculation of Switching Surges-Single Phase Equivalents -- 10.8 Distributed-Parameter Line Energized By Source -- 10.9 Generalized Equations for Single-Phase Representation -- 10.10 Generalized Equations for Three-Phase Systems -- 10.11 Inverse Fourier Transform for the General Case -- 10.12 Reduction of Switching Surges on EHV Systems -- 10.13 Experimental and Calculated Results of Switching-Surge Studies -- Chapter 11 Insulation Characteristics of Long Air Gaps -- 11.1 Types of Electrode Geometries used in EHV Systems -- 11.2 Breakdown Characteristics of Long Air Gaps -- 11.3 Breakdown Mechanisms of Short and Long Air Gaps.

11.4 Breakdown Models of Long Gaps with Non-Uniform Fields -- 11.5 Positive Switching-Surge Flashover-Saturation Problem -- 11.6 CFO and withstand Voltages of Long Air Gaps-Statistical Procedure -- 11.7 CFO Voltage of Long Air Gaps-Paris's Theory -- Chapter 12 Power-Frequency Voltage Control and Overvoltages -- 12.1 Problems at Power Frequency -- 12.2 Generalized Constants -- 12.3 No-Load Voltage Conditions and Charging Current -- 12.4 The Power Circle Diagram and Its Use -- 12.5 Voltage Control Using Synchronous Condensers -- 12.6 Cascade Connection of Components-Shunt and Series Compensation -- 12.7 Sub-Synchronous Resonance in Series-Capacitor Compensated Lines -- 12.8 Static Reactive Compensating Systems (Static Var) -- 12.9 High Phase Order Transmission -- Chapter 13 EHV Testing and Laboratory Equipment -- 13.1 Standard Specifications -- 13.2 Standard Waveshapes for Testing -- 13.3 Properties of Double-Exponential Waveshapes -- 13.4 Procedures for Calculating a,b,E -- 13.5 Waveshaping Circuits: Principles and Theory -- 13.6 Impulse Generators with Inductance -- 13.7 Generation of Switching Surges for Transformer Testing -- 13.8 Impulse Voltage Generators: Practical Circuits -- 13.9 Energy of Impulse Generators -- 13.10 Generation of Impulse Currents -- 13.11 Generation of High Alternating Test Voltage -- 13.12 Generation of High Direct Voltages -- 13.13 Measurement of High Voltages -- 13.14 General Layout of E.H.V. Laboratories -- Chapter 14 Design of EHV Lines Based upon Steady State Limits and Transient Overvoltages -- 14.1 Introduction -- 14.2 Design Factors Under Steady State -- 14.3 Design Examples: Steady-State Limits -- 14.4 Design Example-I(400 kV, 200 km, 1000 MW) -- 14.5 Design Example-II:400 kV, 400 km, 1000 MW with shunt Compensation.

14.6 Design Example-III:400 kv, 800 km, 500 MW/Circuit, 50% Series-Capacitor Compensation, and Shunt Reactors at both Ends -- 14.7 Design Example-IV 750 kV, 500 km, 2000 MW (with only shunt-Reactors) -- 14.8. Line Insulation Design Based Upon Transient Overvoltage -- Chapter 15 Extra High Voltage Cable Transmission -- 15.1 Introduction -- 15.2 Electrical Characteristics of E.H.V. Cables -- 15.3 Properties of Cable-Insulation Materials -- 15.4 Breakdown and withstand Electrical Stresses in Solid Insulation-Statistical Procedure -- 15.5 Design Basis of Cable Insulation -- 15.6 Further Examples of Cable Designs -- 15.7 Tests on Cable Characteristics -- 15.8 Surge Performance of Cable Systems -- 15.9 Gas Insulated E.H.V. Lines -- Bibliography -- Answers to Problems -- Index.