• JAGANMOHAN RAO TARRA
• SUNEEL GOUTHAM KARUDUMPA
• BUDI SRINIVASA RAO

Studying the impact of aging on the electrical properties of polymeric insulators is crucial for ensuring the reliability and safety of electrical systems over their operational lifetimes. Start by reviewing existing research and literature on theaging mechanisms ofpolymericinsulatorsandtheireffectson electrical properties. This will provide insights into the keyfactors influencing aging, such as environmental conditions, electrical stresses, material composition, and mechanical factors. The impact of aging on the electrical properties of polymeric insulators can be significant and can lead to deterioration in insulation performance, potentially compromising the safety and reliability of electrical systems. Aging can lead to a reduction in the dielectric strength of polymeric insulators, which is the maximum electric field that the material can withstand without experiencing electrical breakdown. This decrease in dielectric strength can result from various mechanisms such as polymer chain scission, thermal degradation, moisture ingress, andsurface contamination. Aging can also affect the frequency response of polymeric insulators, influencing their performance under alternating current (AC) conditions. Changes in material properties, such as capacitance and loss tangent, may occur with aging, affecting the impedance and overall electrical behavior of the insulator at different frequencies. Aging can impact the corona performance of polymeric insulators, particularly under high-voltage conditions. Corona discharge, which occurs at localized points of high electrical stress, can lead to ozone generation, material degradation, and increased electrical losses. Aging-related changes in surface conditions and material properties can influence the onset and severity of corona discharge. The impact of aging on the electrical properties of polymeric insulators underscores the importance of regular inspection, maintenance, and potentially replacement of aging insulators to ensure the continued reliability and safety of electrical systems. Understanding the mechanisms underlying aging-related degradation can aid in the development of mitigation strategies and predictive maintenance approaches to minimize the risks associated with aging in polymeric insulators.

leakage current, polymer insulator, conductor, geometric parameters.

"Qualitative Analysis on Impact of Aging on the Electrical Properties of Polymeric Insulators", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.11, Issue 6, page no.i612-i617, June-2024, Available :http://www.jetir.org/papers/JETIR2406868.pdf

"Qualitative Analysis on Impact of Aging on the Electrical Properties of Polymeric Insulators", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.11, Issue 6, page no. ppi612-i617, June-2024, Available at : http://www.jetir.org/papers/JETIR2406868.pdf