4. A two-bus power system bus admittance matrix is bus -j9 j3 j3 -j8 53] P per unit. Suppose prefault voltage is 1.05 per unit and prefault load current is neglected. (1)Draw equivalent circuit of two-bus power system according to bus admittance matrix; (2) Determine the 2x2 positive-sequence bus impedance matrix Zbus (3) For a bolted three-phase short circuit at bus 1, use Zbus to calculate the subtransient fault current; (4) voltages at buses 1 and 2 during the fault.

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
icon
Concept explainers
Question
4. A two-bus power system bus admittance matrix is bus [
-j9 j3
=
per
unit. Suppose prefault voltage is 1.05 per unit and prefault load current is
neglected. (1)Draw equivalent circuit of two-bus power system according to bus
admittance matrix; (2) Determine the 2x2 positive-sequence bus impedance
matrix Zbus (3) For a bolted three-phase short circuit at bus 1, use Zbus to calculate the
subtransient fault current; (4) voltages at buses 1 and 2 during the fault.
Transcribed Image Text:4. A two-bus power system bus admittance matrix is bus [ -j9 j3 = per unit. Suppose prefault voltage is 1.05 per unit and prefault load current is neglected. (1)Draw equivalent circuit of two-bus power system according to bus admittance matrix; (2) Determine the 2x2 positive-sequence bus impedance matrix Zbus (3) For a bolted three-phase short circuit at bus 1, use Zbus to calculate the subtransient fault current; (4) voltages at buses 1 and 2 during the fault.
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps with 1 images

Blurred answer
Knowledge Booster
Load flow analysis
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.
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,