Q2. A 600-kVA transformer has an efficiency of 989% at full-load. If the maximum efficiency occurs at three quarters of full-load, calculate the efficiency at half full load. Assuming negligible magnetizing current and power factor 0.8 at all loads.
Q2. A 600-kVA transformer has an efficiency of 989% at full-load. If the maximum efficiency occurs at three quarters of full-load, calculate the efficiency at half full load. Assuming negligible magnetizing current and power factor 0.8 at all loads.
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 3.7P: Consider a source of voltage v(t)=102sin(2t)V, with an internal resistance of 1800. A transformer...
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![Q2. A 600-kVA transformer has an efficiency of 98% at full-load. If the maximum
efficiency occurs at three quarters of full-load, calculate the efficiency at half full
load. Assuming negligible magnetizing current and power factor 0.8 at all loads.
coop uGH](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fef1a8ef4-6cf0-4d3a-8ee1-4192fe922689%2F10dbb6af-c903-44fd-81e5-d055ea65ec81%2Flc67ls_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q2. A 600-kVA transformer has an efficiency of 98% at full-load. If the maximum
efficiency occurs at three quarters of full-load, calculate the efficiency at half full
load. Assuming negligible magnetizing current and power factor 0.8 at all loads.
coop uGH
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