Abstract: Ester-based insulating oil (EO) is a high flame resistance and environment-friendly liquid dielectric, which shows excellent effect on improving the safe operation of transformers. It is ...

I’ve been an enthusiast cook for 40 years, and I have gathered some nice knives and cookware. But I’ve never much cared what stove I was using – beyond a general preference for gas or induction.

Abstract: In addition to AC or DC voltages, superconducting electrical equipment must withstand transient overvoltages. Up to a voltage level of 245 kV, equipment has to be tested for its lightning ...