ELECTRICAL ENGINEERING DEVELOPMENTS D S ESIGN AND IMULATION E M OF LECTRICAL ACHINES MATLAB WITH No part of this digital document may be reproduced, stored in a retrieval system or transmitted in any form or by any means. The publisher has taken reasonable care in the preparation of this digital document, but makes no expressed or implied warranty of any kind and assumes no responsibility for any errors or omissions. No liability is assumed for incidental or consequential damages in connection with or arising out of information contained herein. This digital document is sold with the clear understanding that the publisher is not engaged in rendering legal, medical or any other professional services. ELECTRICAL ENGINEERING DEVELOPMENTS Additional books and e-books in this series can be found on Nova’s website under the Series tab. ELECTRICAL ENGINEERING DEVELOPMENTS D S ESIGN AND IMULATION E M OF LECTRICAL ACHINES MATLAB WITH L. ASHOK KUMAR S. ALBERT ALEXANDER AND Y. UMA MAHESWARI Copyright © 2022 by Nova Science Publishers, Inc. DOI: https://doi.org/10.52305/TENI4746 All rights reserved. No part of this book may be reproduced, stored in a retrieval system or transmitted in any form or by any means: electronic, electrostatic, magnetic, tape, mechanical photocopying, recording or otherwise without the written permission of the Publisher. We have partnered with Copyright Clearance Center to make it easy for you to obtain permissions to reuse content from this publication. Simply navigate to this publication’s page on Nova’s website and locate the “Get Permission” button below the title description. This button is linked directly to the title’s permission page on copyright.com. Alternatively, you can visit copyright.com and search by title, ISBN, or ISSN. For further questions about using the service on copyright.com, please contact: Copyright Clearance Center Phone: +1-(978) 750-8400 Fax: +1-(978) 750-4470 E-mail: [email protected]. 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Library of Congress Cataloging-in-Publication Data ISBN: (cid:28)(cid:26)(cid:27)(cid:16)(cid:20)(cid:16)(cid:25)(cid:27)(cid:24)(cid:19)(cid:26)(cid:16)(cid:23)(cid:26)(cid:25)(cid:16)(cid:19)(cid:3)(cid:11)(cid:72)(cid:37)(cid:82)(cid:82)(cid:78)(cid:12) Published by Nova Science Publishers, Inc. † New York Contents Preface ........................................................................................ xi Acknowledgments ................................................................................xiii Chapter 1 Introduction to MATLAB ............................................ 1 Abstract ........................................................................... 1 1.1. Introduction .............................................................. 1 1.2. How to Start with MATLAB?.................................. 3 1.3. MATLAB: A Calculator .......................................... 5 1.4. Basic Features of MATLAB .................................. 12 1.5. Creating Files in MATLAB ................................... 31 1.6. Circuit Descriptions ............................................... 37 1.7. Types of other Circuit Simulators .......................... 44 1.8. Merits and Demerits of MATLAB ......................... 47 Conclusion .................................................................... 48 References ..................................................................... 51 Chapter 2 Introduction to Electrical Machines .......................... 53 Abstract ......................................................................... 53 2.1. Introduction ............................................................ 53 2.2. Generation, Transmission and Distribution Systems ........................................ 54 2.3. Electromechanical Energy Conversion .................. 59 2.4. Magnetic Circuits ................................................... 61 vi Contents 2.5. Single and Three Phase AC Circuits ...................... 62 2.6. Transformers .......................................................... 66 2.7. Overview of Basic Electrical Machines ................. 69 Conclusion .................................................................... 72 References ..................................................................... 75 Chapter 3 DC Machines Using MATLAB .................................. 77 Abstract ......................................................................... 77 3.1. Introduction to DC Generator ................................ 77 3.2. Theory of Operation ............................................... 78 3.3. Modelling of DC Generator ................................... 79 3.4. Introduction to DC Motor ...................................... 82 3.5. Theory of Operation ............................................... 82 3.6. Starting of DC Motor ............................................. 85 3.7. Speed Control of DC Motor ................................... 87 3.8. Two Quadrant Operation of DC Drives (Single Phase Rectifier) .......................................... 89 3.9. Two Quadrant Operation of DC Drives (Three Phase Rectifier) ........................................... 92 3.10. Chopper Fed DC Drive ........................................ 94 3.11. One Quadrant Chopper Fed DC Drive ................. 98 3.12. Two Quadrant Chopper Fed DC Drive .............. 102 3.13. Four Quadrant Chopper Fed DC Drive .............. 103 3.14. Four Quadrant Operation of DC Drive with Rectifier ........................................................ 105 3.15. Four Quadrant Operation with Three Phase Rectifier ...................................................... 108 Conclusion .................................................................. 111 References ................................................................... 112 Contents vii Chapter 4 Induction Machines and Drives Using MATLAB ........................................................ 115 Abstract ....................................................................... 115 4.1. Induction Generator ............................................. 116 4.2. Simulink Model of an Induction Generator ......... 117 4.3. Induction Motor ................................................... 119 4.4. Simulink Model of an Induction Motor ............... 120 4.5. Speed Control Methods of an Induction Motor ............................................... 123 4.6. Speed Control of Single Phase Induction Motor .................................................... 127 4.7. Phase Controlled Induction Motor ....................... 128 4.8. Frequency Controlled Induction Motor Drive ..................................................................... 130 4.9. Vector Controlled Induction Motor Drive ........... 132 4.10. Real Time Application of Induction Machine .............................................. 136 Conclusion .................................................................. 137 References ................................................................... 138 Chapter 5 Synchronous Machines and Drives Using MATLAB ........................................................ 139 Abstract ....................................................................... 139 5.1. Introduction .......................................................... 139 5.2. Construction of Synchronous Motor .................... 140 5.3. Types of Synchronous Motor ............................... 144 5.4. Working Principle of Synchronous Motor ........... 146 5.5. Characteristics of Synchronous Motor ................. 148 5.6. Starting Methods of Synchronous Motor ............. 148 5.7. Simulink Model of Cylindrical-Rotor Synchronous Generator ........................................ 149 5.8. Simulink Model of Synchronous Generator Connected to Grid ................................................. 150 5.9. Simulink Model of Synchronous Motor .............. 152 viii Contents 5.10. Effect of Field Excitation and Mechanical Load ........................................... 154 5.11. Starting Methods Using Matlab/Simulink ......... 157 5.12. Simulink Models of Real Time Applications .............................................. 163 5.13. Application Areas of Synchronous Motor ......... 166 Conclusion .................................................................. 172 References ................................................................... 172 Chapter 6 Special Electrical Machines Using MATLAB ........ 173 Abstract ....................................................................... 173 6.1. Introduction .......................................................... 173 6.2. Stepper Motors ..................................................... 174 6.3. Types of Stepper Motor ....................................... 175 6.4. Applications of Stepper Motors ........................... 178 6.5. Simulink Model of Variable Reluctance Stepper Motor ....................................................... 179 6.6. Simulink Model of Permanent Magnet Stepping Motor ..................................................... 182 6.7. Simulink Model of Hybrid Stepper Motor ........... 183 6.8. Simulink Model of PMDC Motor ........................ 185 6.9. Permanent Magnet Synchronous Motor ............... 187 6.10. Simulink Model of Permanent Magnet Synchronous Motor .............................................. 189 6.11. Servomotors (AC and DC) ................................. 192 6.12. BLDc Motor ....................................................... 200 Conclusion .................................................................. 212 References ................................................................... 212