A single-phase, 33 kVA, 2300/230 V, 60 Hz transformer has the following parameters (referred to the HVS): Zeq.H= 1.8+j3.4 ohms. The transformer is connected to a load whose power factor varies Neglect magnetizing impedance. (a) Determine the worst-case voltage regulation for full-load out put. (b)* What is the power factor for the case of worst regulation? (c) What is the power factor angle to have voltage regulation al most equal to zero? (a) Worst case voltage regulation: . %
A single-phase, 33 kVA, 2300/230 V, 60 Hz transformer has the following parameters (referred to the HVS): Zeq.H= 1.8+j3.4 ohms. The transformer is connected to a load whose power factor varies Neglect magnetizing impedance. (a) Determine the worst-case voltage regulation for full-load out put. (b)* What is the power factor for the case of worst regulation? (c) What is the power factor angle to have voltage regulation al most equal to zero? (a) Worst case voltage regulation: . %
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 3.16P: A single-phase, 50-kVA,2400/240-V,60-Hz distribution transformer has the following parameters:...
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