02. Assume that a 10 MVA, 13.8 kV (line), 3-phase, Y-connected AC generator has R= 0.05 Q per phase and X = 90 per phase. If the machine DC excitation is adjusted so to produce its rated terminal voltage at no load and then kept constant, a. Draw the Generator equivalent circuit Then, find its terminal voltage when the generator is supplying half rated current at b. 0.8 lagging power factor c. 0.9 leading power factor

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 3.48P: With the same transformer banks as in Problem 3.47, Figure 3.41 shows the oneline diagram of a...
icon
Related questions
icon
Concept explainers
Question

Please provide Handwritten answer

02. Assume that a 10 MVA, 13.8 kV (line), 3-phase, Y-connected AC generator has
R= 0.05 Q per phase and X = 90 per phase. If the machine DC excitation is
adjusted so to produce its rated terminal voltage at no load and then kept constant,
a. Draw the Generator equivalent circuit
Then, find its terminal voltage when the generator is supplying half rated current at
b. 0.8 lagging power factor
c. 0.9 leading power factor
Transcribed Image Text:02. Assume that a 10 MVA, 13.8 kV (line), 3-phase, Y-connected AC generator has R= 0.05 Q per phase and X = 90 per phase. If the machine DC excitation is adjusted so to produce its rated terminal voltage at no load and then kept constant, a. Draw the Generator equivalent circuit Then, find its terminal voltage when the generator is supplying half rated current at b. 0.8 lagging power factor c. 0.9 leading power factor
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps with 4 images

Blurred answer
Knowledge Booster
8085 Microprocessor
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Power System Analysis and Design (MindTap Course …
Power System Analysis and Design (MindTap Course …
Electrical Engineering
ISBN:
9781305632134
Author:
J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:
Cengage Learning