Power Transformer
Power Transformer
(OP)
How to calculate winding resistance from the known value of the Power transformer's impedance.
impedance is 5.52%, 20MVA, 44/13.8 kV, delta-wye transformer.
impedance is 5.52%, 20MVA, 44/13.8 kV, delta-wye transformer.






RE: Power Transformer
RE: Power Transformer
If you are just looking for an approximation, the IEEE Red Book has some X/R ratio graphs that give typical values as function of transformer size and type.
RE: Power Transformer
RE: Power Transformer