A 200-kVA, 16000/554-V distribution transformer has the following resistances and reactances:
The excitation branch impedances are given referred to the high-voltage side of the
transformer.
i Find the equivalent circuit of this transformer referred to the low-voltage side.
ii Find the per-unit equivalent circuit of this transformer
iii Assume that this transformer is supplying rated load at 554 V and 0.85 PF lagging. What is this transformer’s input voltage? What is its voltage regulation?
iv What are the copper losses and core losses in this transformer under the conditions of part (iii)?
v What is the transformer’s efficiency under the conditions of part (iii)?
Answers: 2
Physics, 21.06.2019 13:00, mohammedel04
Identify the error in the sentence. my cat was so enormously overweight that the vet suggested, much to my cat's dismay putting him on a diet. a. overweight c. dismay b. suggested, d. diet.
Answers: 2
Physics, 22.06.2019 07:20, aliviafrancois2000
Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?
Answers: 2
A 200-kVA, 16000/554-V distribution transformer has the following resistances and reactances:
The...
Physics, 09.11.2019 17:31
Physics, 09.11.2019 17:31
Biology, 09.11.2019 17:31