A three-phase transformer is rated 1,000 MVA, 240 Y/24 A kV. The Y-equivalent short-circuit impedance, considered equal to the leakage reactance, measured on the low-voltage side is 0.2 0. Compute the per-unit reactance of the transformer. pu 0.347 In a system in which the base on the high-voltage side of the transformer is 100 MVA, 250 kV, what value of the per-unit reactance should be used to represent this transformer? x pu
A three-phase transformer is rated 1,000 MVA, 240 Y/24 A kV. The Y-equivalent short-circuit impedance, considered equal to the leakage reactance, measured on the low-voltage side is 0.2 0. Compute the per-unit reactance of the transformer. pu 0.347 In a system in which the base on the high-voltage side of the transformer is 100 MVA, 250 kV, what value of the per-unit reactance should be used to represent this transformer? x pu
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 3.27P: A three-phase transformer is rated 1000MVA,220Y/22kV. The Y-equivalent short-circuit impedance,...
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