2. Carefully look at the following circuit where Xline = X 2 and Zload = 0.X +j 0.Y Q. X and Y are the last two digits of your Student IDs. [if any of them are zero, use any nonzero number you wish] = Y=3 Zone 1 V, 220/0° volts उह T₁ 30 KVA 240/480 volts Xeq = 0.10 p.u. Zone 2 Xune 18 T₂ 20 kVA 460/115 volts Xeg = 0.10 p.u. Zload 2 Zone 3 a) Select suitable base values and draw the shown power system in per unit system, after necessary calculation. b) Calculate the load current in pu and in Ampere, both.

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...
icon
Related questions
Question
Subject EE466 power system protection Please answer the question A part 1 and 2 X= 4 and Y =3
2. Carefully look at the following circuit where Xline = X 2 and Zload = 0.X + j 0.Y Q.
X and Y are the last two digits of your Student IDs.
[if any of them are zero, use any nonzero number you wish]=₂₁ Y=3
Zone 1
V₁ = 220/0° volts i
T₁
30 kVA
240/480 volts
Xeq = 0.10 p.u.
Zone 2
G
Xune
100MVA,0.9 PF lagging
V₁=1.2V
X₁" = 0.15pu
38
T₂
20 KVA
460/115 volts
Xa= 0.10 p.u.
a) Select suitable base values and draw the shown power system in per unit system, after
necessary calculation.
b) Calculate the load current in pu and in Ampere, both.
3. For the network shown below, a balanced fault occurred at motor (M) terminal.
Calculate the fault current in two different approaches.
Δ-Υ
X=0.1pu
Zload
100MVA
130kV
j0.220
Zone 3
Y-A
X=0.15pu
M
100MVA
X₁" = 0.2pu
Transcribed Image Text:2. Carefully look at the following circuit where Xline = X 2 and Zload = 0.X + j 0.Y Q. X and Y are the last two digits of your Student IDs. [if any of them are zero, use any nonzero number you wish]=₂₁ Y=3 Zone 1 V₁ = 220/0° volts i T₁ 30 kVA 240/480 volts Xeq = 0.10 p.u. Zone 2 G Xune 100MVA,0.9 PF lagging V₁=1.2V X₁" = 0.15pu 38 T₂ 20 KVA 460/115 volts Xa= 0.10 p.u. a) Select suitable base values and draw the shown power system in per unit system, after necessary calculation. b) Calculate the load current in pu and in Ampere, both. 3. For the network shown below, a balanced fault occurred at motor (M) terminal. Calculate the fault current in two different approaches. Δ-Υ X=0.1pu Zload 100MVA 130kV j0.220 Zone 3 Y-A X=0.15pu M 100MVA X₁" = 0.2pu
Expert Solution
steps

Step by step

Solved in 3 steps with 3 images

Blurred answer
Knowledge Booster
Inductor
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
Recommended textbooks for you
Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:
9780133923605
Author:
Robert L. Boylestad
Publisher:
PEARSON
Delmar's Standard Textbook Of Electricity
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:
9781337900348
Author:
Stephen L. Herman
Publisher:
Cengage Learning
Programmable Logic Controllers
Programmable Logic Controllers
Electrical Engineering
ISBN:
9780073373843
Author:
Frank D. Petruzella
Publisher:
McGraw-Hill Education
Fundamentals of Electric Circuits
Fundamentals of Electric Circuits
Electrical Engineering
ISBN:
9780078028229
Author:
Charles K Alexander, Matthew Sadiku
Publisher:
McGraw-Hill Education
Electric Circuits. (11th Edition)
Electric Circuits. (11th Edition)
Electrical Engineering
ISBN:
9780134746968
Author:
James W. Nilsson, Susan Riedel
Publisher:
PEARSON
Engineering Electromagnetics
Engineering Electromagnetics
Electrical Engineering
ISBN:
9780078028151
Author:
Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher:
Mcgraw-hill Education,