Methodology and technology for power system grounding / Jinliang He, Rong Zeng, Bo Zhang.

Includes bibliographical references and index.

Print version record and CIP data provided by publisher.

""Title Page""; ""Copyright""; ""Preface""; ""Acknowledgements""; ""Chapter 1: Fundamental Concepts of Grounding""; ""1.1 Conduction Mechanism of Soil""; ""1.2 Functions of Grounding Devices""; ""1.3 Definition and Characteristics of Grounding Resistance""; ""1.4 Grounding Resistance of Grounding Devices""; ""1.5 Body Safety and Permitted Potential Difference""; ""1.6 Standards Related to Power System Grounding""; ""References""; ""Chapter 2: Current Field in the Earth""; ""2.1 Electrical Property of Soil""; ""2.2 Basic Properties of a Constant Current Field in the Earth""

""2.3 Current Field Created by a Point Source in Uniform Soil""""2.4 Potential Produced by a Point Source on the Ground Surface in Non-Uniform Soil""; ""2.5 Potential Produced by a Point Source in Multi-Layered Soil""; ""2.6 Computer Program Derivation Method of Green's Function""; ""2.7 Fast Calculation Method of Green's Function in Multi-Layered Soil""; ""2.8 Current and Potential Distributions Produced by a DC Ground Electrode""; ""References""; ""Chapter 3: Measurement and Modeling of Soil Resistivity""; ""3.1 Introduction to Soil Resistivity Measurement""

""3.2 Measurement Methods of Soil Resistivity""""3.3 Simple Analysis Method for Soil Resistivity Test Data""; ""3.4 Numerical Analysis for a Multi-Layered Soil Model""; ""3.5 Multi-Layered Soil Model by Solving Fredholm's Equation""; ""3.6 Estimation of Multi-Layered Soil Model by Using the Complex Image Method""; ""3.7 Engineering Applications""; ""References""; ""Chapter 4: Numerical Analysis Method of Grounding""; ""4.1 Calculation Method for Parameters of Substation Grounding Systems""; ""4.2 Equal Potential Analysis of Grounding Grid""

""4.3 Unequal Potential Analysis of a Large-Scale Grounding System""""4.4 Analyzing Grounding Grid with Grounded Cables""; ""4.5 MoM Approach for Grounding Grid Analysis in Frequency Domain""; ""4.6 Finite Element Method for a Complex Soil Structure""; ""4.7 Time Domain Method for Electromagnetic Transient Simulation of a Grounding System""; ""References""; ""Chapter 5: Ground Fault Current of a Substation""; ""5.1 Power Station and Substation Ground Faults""; ""5.2 Maximum Fault Current through a Grounding Grid to the Earth""; ""5.3 Simplified Calculation of a Fault Current Division Factor""

""5.4 Numerical Calculation of the Fault Current Division Factor""""5.5 Typical Values of the Fault Current Division Factor""; ""5.6 Influence of Seasonal Freezing on the Fault Current Division Factor""; ""References""; ""Chapter 6: Grounding System for Substations""; ""6.1 Purpose of Substation Grounding""; ""6.2 Safety of Grounding Systems for Substations and Power Plants""; ""6.3 Methods for Decreasing the Grounding Resistance of a Substation""; ""6.4 Equipotential Optimal Arrangement of a Grounding Grid""; ""6.5 Numerical Design of a Grounding System""; ""References""