Application of time domain reflectometry technique in detecting water tree degradation within polymeric-insulated cable

• Main Authors: Ariffin A.M., Kuan T.M., Sulaiman S., Illias H.A.
• Other Authors: 16400722400
• Format: Conference Paper
• Published: 2023
• Subjects: aging; measurement techniques; Aging; Cables; Dielectric Constant; Electric Fields; Impurities; Insulation; Interfaces; Measurement; Signals; Techniques; Aging of materials; Condition monitoring; Electric fields; Forestry; Insulating materials; Interfaces (materials); Permittivity measurement; Polymers; Signal detection; Underground cables; Cable insulation; Characteristic impedance; Degradation process; Detection mechanism; Electrical breakdown; Electrical stress; Insulation system; Localized discharges; Measurement techniques; Micro voids; Multiple source; Power cables; Presence of water; TDR signals; Time domain reflectometry; Time-domain reflectometry techniques; Time-domain signal; Water trees; Water-tree degradation; Time domain analysis

Polymeric-insulated power cables are often subjected to multiple sources of degradation. Generally, the main cause for electrical breakdown in this type of cable insulation is usually due to the microscopic impurities and defects located in the bulk, or even at the interfaces of the material. When t...