The operation state of insulators is closely related to the safety and reliability of the power
network. Affected by the environment, the insulator strings will gradually age and become …

In the recent years there has been a considerable increase in demand for the electrical
power requirement in our country. Presently the transmission system voltages has increased …

Manufacturing failures of insulators, such as the existence of cavities due to air bubbles and
impurities during polymer injection can cause electric field distortion to occur where the air …

The volt-time characteristic of the suspension insulator equipped in power system is an
important property. It is used for the determination of protective level against the overvoltage …

In this paper, cap and pin porcelain insulator was studied under an environment with
different levels of humidity. The electric field strength and voltage distribution profile along …

Traction insulators are solid core insulators widely used for railway electrification. Constant
exposure to detrimental effects of vandalism, and mechanical vibrations begets certain faults …

Ceramic/Porcelain insulators are widely used in power transmission lines to provide
mechanical support for High voltage conductors in addition to withstand electrical stresses …