Transformer coil production is a very professional process, and the equipment and tooling used are most special. And according to the different coil structure, the equipment and tooling used are al...
Distribution transformers normally have ratings less than 200 kVA,[2] although some national standards can allow for units up to 5000 kVA to be described as distribution transformers. Since distrib...
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 ...
As know oil-type transformers are the most common form of transformers. When an oil-immersed transformer is in use, the heat generated by the coil and iron core is first transferred to the insulati...
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...
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...