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Provide concise answers for the following questions a. Why is it preferred to use the pu system in power system analysis? Then, derive the equation of per unit impedance if a change of base occurs until you obtain the equation below. Xbase,old Хрилеw — Хри,оid X joʻnd, base,new b. Explain how on-load tap changing transformer can regulate voltage of the bus where it is connected to. c. A power system can experience either balanced or unbalanced fault. Please explain concisely both types of fault. Which one is more dangerous and why? Which one is less frequent and why?

Provide concise answers for the following questions a. Why is it preferred to use the pu system in power system analysis? Then, derive the equation of per unit impedance if a change of base occurs until you obtain the equation below. Xbase,old Хрилеw — Хри,оid X joʻnd, base,new b. Explain how on-load tap changing transformer can regulate voltage of the bus where it is connected to. c. A power system can experience either balanced or unbalanced fault. Please explain concisely both types of fault. Which one is more dangerous and why? Which one is less frequent and why?

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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Provide concise answers for the following questions a. Why is it preferred to use the pu system in power system analysis? Then, derive the equation of per unit impedance if a change of base occurs until you obtain the equation below. Xpase,old Хрилеw Xpu,old X- 'pu,new риоі base,new b. Explain how on-load tap changing transformer can regulate voltage of the bus where it is connected to. c. A power system can experience either balanced or unbalanced fault. Please explain concisely both types of fault. Which one is more dangerous and why? Which one is less frequent and why?
Transcribed Image Text:Provide concise answers for the following questions a. Why is it preferred to use the pu system in power system analysis? Then, derive the equation of per unit impedance if a change of base occurs until you obtain the equation below. Xpase,old Хрилеw Xpu,old X- 'pu,new риоі base,new b. Explain how on-load tap changing transformer can regulate voltage of the bus where it is connected to. c. A power system can experience either balanced or unbalanced fault. Please explain concisely both types of fault. Which one is more dangerous and why? Which one is less frequent and why?
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