I.Cause of Partial Discharge
The transformer insulator, metal body and so on are often with some sharp angle and burr, so the electric charges under the action of electric field intensity will conc...
Last Monday, PEL and Trihope sign on the installation satisfaction for 1200KV, 180KJ High voltage impulse generator system. This is a new stage for M/S PEL. Because it means she has the ability to ...
CGTN
Baihetan Hydropower Station straddling the southwest China’s provinces of Yunnan and Sichuan, is located on the Jinsha River. /CFP
China has put into full operation a major power ...
When the transformer is in operation, heat is generated due to copper losses in the windings and iron losses in the core. The removal of heat from the transformer is known as cooling of the transfo...
Q1) what are instrument transformer?
If we want to measure extremely high values of current and voltage than there are two ways of measuring it. One is to use high capacity instruments which would ...
effect of temperature on high pressure test
The change of temperature will fully affect the insulation resistance, so when the external temperature continues to rise, the movement of molecules and ...