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Switching in electrical transmission and distribution systems /
Switching in Electrical Transmission and Distribution Systems presents the issues and technological solutions associated with switching in power systems, from medium to ultra-high voltage. The book systematically discusses the electrical aspects of switching, details the way load and fault currents...
| Clasificación: | Libro Electrónico |
|---|---|
| Autores principales: | , , , , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Chichester, West Sussex, United Kingdom :
John Wiley & Sons Ltd.,
2015.
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| Temas: | |
| Acceso en línea: | Texto completo Texto completo |
Tabla de Contenidos:
- Titlepage; Copyright; Dedication; Preface; 1 Switching in Power Systems; 1.1 Introduction; 1.2 Organization of this Book; 1.3 Power-System Analysis; 1.4 Purpose of Switching; 1.5 The Switching Arc; 1.6 Transient Recovery Voltage (TRV); 1.7 Switching Devices; 1.8 Classification of Circuit-Breakers; Notes; References; 2 Faults in Power Systems; 2.1 Introduction; 2.2 Asymmetrical Current; 2.3 Short-Circuit Current Impact on System and Components; 2.4 Fault Statistics; Notes; References; 3 Fault-Current Breaking and€Making; 3.1 Introduction; 3.2 Fault-Current Interruption; 3.3 Terminal Faults.
- 3.4 Transformer-Limited Faults3.5 Reactor-Limited Faults; 3.6 Faults on Overhead Lines; 3.7 Out-of-Phase Switching; 3.8 Fault-Current Making; Notes; References; 4 Load Switching; 4.1 Normal-Load Switching; 4.2 Capacitive-Load Switching; 4.3 Inductive-Load Switching; Notes; References; 5 Calculation of Switching Transients; 5.1 Analytical Calculation; 5.2 Numerical Simulation of Transients; 5.3 Representation of Network Elements when Calculating Transients; References; 6 Current Interruption in Gaseous Media; 6.1 Introduction; 6.2 Air as an Interrupting Medium.
- 6.3 Oil as an Interrupting Medium6.4 Sulfur Hexafluoride (SF6) as an Interrupting Medium; 6.5 SF6
- N2 Mixtures; Notes; References; 7 Gas Circuit-Breakers; 7.1 Oil Circuit-Breakers; 7.2 Air Circuit-Breakers; 7.3 SF6 Circuit-Breakers; References; 8 Current Interruption in Vacuum; 8.1 Introduction; 8.2 Vacuum as an Interruption Environment; 8.3 Vacuum Arcs; Notes; References; 9 Vacuum Circuit-Breakers; 9.1 General Features of Vacuum Interrupters; 9.2 Contact Material for Vacuum Switchgear; 9.3 Reliability of Vacuum Switchgear; 9.4 Electrical Lifetime; 9.5 Mechanical Lifetime.
- 9.6 Breaking Capacity9.7 Dielectric Withstand Capability; 9.8 Current Conduction; 9.9 Vacuum Quality; 9.10 Vacuum Switchgear for HV Systems; Notes; References; 10 Special Switching Situations; 10.1 Generator-Current Breaking; 10.2 Delayed Current Zero in Transmission Systems; 10.3 Disconnector Switching; 10.4 Earthing; 10.5 Switching Related to Series Capacitor Banks; 10.6 Switching Leading to Ferroresonance; 10.7 Fault-Current Interruption Near Shunt Capacitor Banks; 10.8 Switching in Ultra-High-Voltage (UHV) Systems; 10.9 High-Voltage AC Cable System Characteristics.
- 10.10 Switching in DC Systems10.11 Distributed Generation and Switching Transients; 10.12 Switching with Non-Mechanical Devices; References; 11 Switching Overvoltages and Their€Mitigation; 11.1 Overvoltages; 11.2 Switching Overvoltages; 11.3 Switching-Voltage Mitigation; 11.4 Mitigation by Controlled Switching; 11.5 Practical Values of Switching Overvoltages; Notes; References; 12 Reliability Studies of Switchgear; 12.1 CIGRE Studies on Reliability of Switchgear; 12.2 Electrical and Mechanical Endurance; 12.3 CIGRE Studies on Life Management of Circuit-Breakers.