The use of insulating horns in pantograph design has been investigated. This paper reports on partial discharge measurements undertaken to establish whether consideration of pre-breakdown phenomena is ...

“With our heating bills steadily creeping higher, it's becoming an expensive exercise to leave our heaters on overnight,” Pru ...

In a search for mineral oil substitutes, we investigated the characteristics of environmentally friendly silicone oil and ester oil. The electrical performance was assessed in terms of the breakdown, ...