6. 150 kVA, 2800-240 V, 50 Hz transformer. Req.Ls Step down transformer delivers 135 kW to a load at 0.9 lagging power factor at rated voltage. Determine the = 0.0082N , Xeq,Ls = 0.0223N Rfe,Hs=22002 Xm,Hs=12002 Following: d) Input impedance. e) Voltage regulation. f) Efficiency.
6. 150 kVA, 2800-240 V, 50 Hz transformer. Req.Ls Step down transformer delivers 135 kW to a load at 0.9 lagging power factor at rated voltage. Determine the = 0.0082N , Xeq,Ls = 0.0223N Rfe,Hs=22002 Xm,Hs=12002 Following: d) Input impedance. e) Voltage regulation. f) Efficiency.
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 3.63P: A 23/230-kV step-up transformer feeds a three-phase transmission line, which in turn supplies a...
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