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Sheet1 WEBSITE takes you to the start page after you have read this Chapter. Start page has links to other Chapters. CHAPTER0 INTRODUCTION & CONTENTS Problems in Electrical Machines & Power Systems with Solutions Number of Pages Number of Problems Topics Chapters Problems D.C.Machines 1 16 1.1-1.10 10 Synchronous Machines 2 44 2.1-2.22 22 Induction Motor 3 17 3.1-3.15 15 Overhead Lines 4 34 4.1-4.17 17 Underground Cables 5 14 5.1-5.8 8 Transformers 6 18 6.1-6.6 6 Circuit -breakers 7 Please see Chapter 13 Power flows 8 30 8.1-8.10 10 Short-circuit Calculations 9 22 9.1-9.7 7 Protection 10 6 10.1-10.4 4 Steady-state Stability 11 14 11.1-11.5 5 Transient Stability 12 16 12.1-12.7 7 Overvoltages 13 10 13.1-13.4 4 Automatic Generation Control 14 8 14.1-14.4 4 Control of Voltage & Reactive Power 15 10 15.1-15.4 4 Economic Operation 16 10 16.1-16.6 6 Per Unit System 17 18 17.1-17.8 8 Total number of Pages 287 & Problems 137 LINKS to OTHER USEFUL COURSE MATERIALS The slides developed by Overbye shown in the following links are based on the Power System Analysis http://courses.ece.illinois.edu/ece476/ ECE 476 is the power system analysis course taught at Illinois each fall The 2008 Lecture Note slides An update to the 42 bus version of the PowerWorld software that comes with the Overbye book is availa http://www.powerworld.com/gloversarma.asp Also, partial slides are available for the renewable electric energy course, ECE 333, at Illinois . http://courses.ece.illinois.edu/ece333/ Description of the Project This document contains problems In Electrical Machines & Power Systems with solutions. I have used these and other problems in the class - room for many years. In most of the solutions I have deliberately avoided giving theoretical explanations ,because an average student should know the theory well before attempting to solve any problem. The solutions have been developed on Excel spreadsheets. Therefore , educators can use the problems for examination or tutorial purposes,because it is easy to change the problem data on the spreadsheet. Ready availability of the solutions for the new data is an advantage of using the spreadsheet. To the student, who is able to access these problems , my advice is to attempt a problem himself Page 1

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Page 1: Chapter 0

Sheet1

WEBSITE takes you to the start page after you have read this Chapter.

Start page has links to other Chapters.

CHAPTER0 INTRODUCTION & CONTENTS

Problems in Electrical Machines & Power Systems with

Solutions Number of Pages Number of Problems

Topics Chapters Problems

D.C.Machines 1 16 1.1-1.10 10

Synchronous Machines 2 44 2.1-2.22 22

Induction Motor 3 17 3.1-3.15 15

Overhead Lines 4 34 4.1-4.17 17

Underground Cables 5 14 5.1-5.8 8

Transformers 6 18 6.1-6.6 6

Circuit -breakers 7 Please see Chapter 13

Power flows 8 30 8.1-8.10 10

Short-circuit Calculations 9 22 9.1-9.7 7

Protection 10 6 10.1-10.4 4

Steady-state Stability 11 14 11.1-11.5 5

Transient Stability 12 16 12.1-12.7 7

Overvoltages 13 10 13.1-13.4 4

Automatic Generation Control 14 8 14.1-14.4 4

Control of Voltage & Reactive Power 15 10 15.1-15.4 4

Economic Operation 16 10 16.1-16.6 6

Per Unit System 17 18 17.1-17.8 8

Total number of Pages 287 & Problems 137

LINKS to OTHER USEFUL COURSE MATERIALS

The slides developed by Overbye shown in the following links are based on the Power System Analysis and Design book by Glover/Sarma/Overbye, but can be used with any book.  

http://courses.ece.illinois.edu/ece476/

ECE 476 is the power system analysis course taught at Illinois each fall   The 2008 Lecture Note slides are in ppt format, while the 2009 Lecture Notes are in pdf  format.

An update to the 42 bus version of the PowerWorld software that comes with the Overbye book is available at the below link.

http://www.powerworld.com/gloversarma.asp

Also, partial slides are available for the renewable electric energy course, ECE 333, at Illinois .

http://courses.ece.illinois.edu/ece333/

Description of the ProjectThis document contains problems In Electrical Machines & Power Systems with solutions. I have

used these and other problems in the class - room for many years. In most of the

solutions I have deliberately avoided giving theoretical explanations ,because an average student

should know the theory well before attempting to solve any problem.

The solutions have been developed on Excel spreadsheets. Therefore , educators can use

the problems for examination or tutorial purposes,because it is easy to change the problem data

on the spreadsheet.

Ready availability of the solutions for the new data is an advantage of using the spreadsheet.

To the student, who is able to access these problems , my advice is to attempt a problem himself

Page 1

Page 2: Chapter 0

Sheet1

and compare the solution given in this document. If the answer is wrong, he should try to

find ,from his text-book ,where he may have gone wrong and then solve the problem a second time.

If he is wrong again, then only he should refer to the solution given in this document. Thus used

judiciously, I am sure, the document will be of great help to him. Students preparing for University

examinations or the London City & Guilds and other professional examinations will find the

document quite useful.

This document is developed by

C.S.Indulkar

with assistance from

J. Fisher, D. Sangin, N. Lewis,and C.Onbaiye

in the creation of Web pages

Facilities provided by the PNG University of Technology are gratefully acknowledged

Date created - 1Feb.1999

Date modified- 15 Nov. 2012

Address: Dr. C.S.Indulkar

B3,Gokul Society

Vasna Road

Baroda-390015

India

Page 2

Page 3: Chapter 0

Sheet1

The slides developed by Overbye shown in the following links are based on the Power System Analysis and Design book by Glover/Sarma/Overbye, but can be used with any book.  

ECE 476 is the power system analysis course taught at Illinois each fall   The 2008 Lecture Note slides are in ppt format, while the 2009 Lecture Notes are in pdf  format.

An update to the 42 bus version of the PowerWorld software that comes with the Overbye book is available at the below link.

Page 3