Review on the characteristics, heating sources and evolutionary processes of the operating composite insulators with abnormal temperature rise

Z Yuan, Y Tu, R Li, F Zhang, B Gong… - CSEE Journal of Power …, 2020 - ieeexplore.ieee.org
This paper reviews the research progress on abnormal temperature rise (ATR) of composite
insulators. The ATR of composite insulators can be divided into two types, point-form …

Characteristics stability assessment of silica/alumina trihydrate based silicone elastomer composites subjected to long-term weathering under bipolar direct current for …

I Ullah, M Akbar, MT Nazir - Industrial Crops and Products, 2023 - Elsevier
Room temperature vulcanized silicone rubber (RTV-SiR) coatings co-filled with silica (SiO 2)
and alumina trihydrate (ATH) fillers were subjected to long-term accelerated weathering …

Hydrophobic, dielectric and water immersion performance of 9000 h multi-stresses aged silicone rubber composites for high voltage outdoor insulation

H Khan, A Mahmood, I Ullah, M Amin… - Engineering Failure …, 2021 - Elsevier
Room temperature vulcanized silicone rubber (RTV-SiR) materials are broadly employed for
high voltage outdoor insulation applications. Like other polymeric materials, such insulators …

Review on degradation behaviors of silicone rubber under ultraviolet radiation for outdoor insulators

Z Liu, K Chen, C Heng, L Dong… - 2024 IEEE 7th …, 2024 - ieeexplore.ieee.org
Silicone rubber composite insulators are widely used in high-altitude areas. The strong
ultraviolet radiation in high-altitude areas can induce the photooxidation reaction of silicone …

[HTML][HTML] Degradation analysis of RTV-SiR based composites under both polarities DC voltage for insulators coating

I Ullah, M Akbar, HA Khan - Materials Today Communications, 2021 - Elsevier
In a high voltage transmission system, insulator pollution highly affects the reliability of
operation. Air pollutants from surrounding environment accumulated on insulator surface …

Mechanical properties of high-temperature vulcanized silicone rubber under acid-fog with AC energized

Z Zhang, G Pang, MA Xiaodan, T Liang, X Jiang - IEEE Access, 2022 - ieeexplore.ieee.org
Due to excellent anti-pollution performance, composite insulators have been widely used in
transmission lines. However, composite insulators present various failures after long-term …

Investigation of epoxy composites for outdoor insulation under accelerated ultraviolet exposure

SU Butt, A Khattak, A Ali, K Imran, N Ullah… - Materials Research …, 2021 - iopscience.iop.org
Epoxy and its composites have shown remarkable properties to be used for outdoor high
voltage insulation applications. However, outdoor environment that contains UV-A radiations …

Lifetime estimation and orientation effect based on long-term degradation analysis of thermoset and thermoplastic insulators

I Ullah, R Ullah, M Amin, RA Rahman, A Khan, N Ullah… - Polymers, 2022 - mdpi.com
Polymeric insulators have replaced ceramic insulators due to their obvious properties like
low surface energy, which exhibits good hydrophobic performance, low weight, etc …

Anti-aging characteristics of RTV-SiR aided HV insulator coatings: Impact of DC polarity and fillers

I Ullah, M Akbar - Materials Chemistry and Physics, 2022 - Elsevier
Room temperature vulcanized silicone rubber (RTV-SiR) coating is applied globally on
conventional ceramic insulators to combat pollution flashovers. The present research was …

Enhancement of the insulating properties of epoxy based nanocomposites induced with SiO2 nanoparticles derived from rice husk for high-voltage application

VS Aigbodion - Emergent Materials, 2022 - Springer
Ceramic materials were formerly employed only as high-voltage transmission insulators.
However, high-voltage transmission insulators are presently being replaced by polymeric …