Condition Assessment Of High Voltage Insulation In Power System Equipment
Contents
- Interconnection Of Hv Power System Components
- Alternating Voltage Systems
- Direct-Voltage Systems
- Insulation Coordination
- High-Voltage Test Levels
- Power-Frequency Voltages
- Lightning-Impulse Voltages
- Switching Surges
- Very Fast Transient Tests (Vftt)
- Direct-Voltage Tests
- Power System Developments
- Reliability Requirements
- Condition Of Present Assets
- Extension Of Power System Life
- New Systems And Equipment
- Future Insulation Monitoring Requirements
- Insulating Materials Utilized In Power-System Equipment
- Review Of Insulating Materials
- Gases
- Vacuum
- Liquids
- Solids
- Vi Condition Assessment Of High-Voltage Insulation
- Characterization Of Insulation Condition
- Permittivity (Ε) And Capacitance (C)
- Resistivity (Ρ) And Insulation Resistance (Ir)
- Time Constants
Dielectric Dissipation Factor
- Partial Discharges (Pd)
- Physical And Chemical Changes
- Modes Of Deterioration And Failure Of Practical Insulating
- Materials
- Dielectric Losses
- Partial Discharges – Sources, Forms And Effects
- Ageing Effects
- Electrical Breakdown And Operating Stresses
- Development Of Insulation Applications
- Standards Related To Insulating Materials
- Introduction To Electrical Insulation Design Concepts
- Overview Of Insulation Design Requirements
- Electrical Requirements
