2) A single -phase power transformer of 150 MVA, 15/200 kV has a Resistance in unit of 1.1% and reactance per unit of 4.5%. The Magnetization impedance is J95 per unit. a) Find the equivalent circuit of the transformer referred to the bass side voltage. b) Calculate the transformer voltage regulation under conditions Nominal and F.P. 0.9 in delay.
2) A single -phase power transformer of 150 MVA, 15/200 kV has a Resistance in unit of 1.1% and reactance per unit of 4.5%. The Magnetization impedance is J95 per unit. a) Find the equivalent circuit of the transformer referred to the bass side voltage. b) Calculate the transformer voltage regulation under conditions Nominal and F.P. 0.9 in delay.
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter3: Power Transformers
Section: Chapter Questions
Problem 3.34P: Three single-phase, two-winding transformers, each rated 450MVA,20kV/288.7kV, with leakage reactance...
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Question
2) A single -phase power transformer of 150 MVA, 15/200 kV has a
Resistance in unit of 1.1% and reactance per unit of 4.5%. The
Magnetization impedance is J95 per unit.
a) Find the equivalent circuit of the transformer referred to the bass side
voltage.
b) Calculate the transformer voltage regulation under conditions
Nominal and F.P. 0.9 in delay.
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