Methodology and technology for power system grounding /
Grounding is the fundamental measures to ensure the safe operation of power systems, including power apparatus and control/monitoring systems, and guarantee the personal safety. Grounding technology is an interdiscipline involving electrical engineering, high voltage technology, electric safety, ele...
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| Format: | eBook |
| Language: | English |
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Singapore :
IEEE, John Wiley,
2012.
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| Subjects: | |
| Online Access: | Connect to the full text of this electronic book |
Table of Contents:
- 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 Soil2.4 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 Resistivity3.3 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 System4.4 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 Factor5.5 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