Overview:
• Insulation systems in different types of equipment
• How PD causes insulation aging: treeing and tracking
• Impact of PD on organic insulation
• Impact of PD on organic/inorganic composites
• Inductive versus capacitive test objects
• Interpretation for insulated equipment using only organic material
• Interpretation for inorganic (mica) insulated equipment (stator windings)
• PRPD patterns – unique types of defects versus many defect types
• Conclusions
• References