AC to AC converters: modelling, simulation, and real-time implementation using SIMULINK

351 Pages·2019·30.53 MB·English

by  Iyer, Narayanaswamy P. R

AC to AC Converters
Modelling, Simulation, and Real-Time
Implementation Using SIMULINK®

AC to AC Converters
Modelling, Simulation, and Real-Time
Implementation Using SIMULINK®
Narayanaswamy P. R. Iyer
Electronics Consultant
Sydney, NSW, Australia
MATLAB® and Simulink® are trademarks of The MathWorks, Inc. and are used with permission.
The MathWorks does not warrant the accuracy of the text or exercises in this book. This book’s
use or discussion of MATLAB® and Simulink® software or related products does not constitute
endorsement or sponsorship by The MathWorks of a particular pedagogical approach or particular
use of the MATLAB® and Simulink® software.
CRC Press
Taylor & Francis Group
6000 Broken Sound Parkway NW, Suite 300
Boca Raton, FL 33487-2742
© 2019 by Taylor & Francis Group, LLC
CRC Press is an imprint of Taylor & Francis Group, an Informa business
No claim to original U.S. Government works
Printed on acid-free paper
International Standard Book Number-13: 978-0-367-19750-6 (Hardback)
This book contains information obtained from authentic and highly regarded sources. Reasonable
efforts have been made to publish reliable data and information, but the author and publisher cannot
assume responsibility for the validity of all materials or the consequences of their use. The authors
and publishers have attempted to trace the copyright holders of all material reproduced in this
publication and apologize to copyright holders if permission to publish in this form has not been
obtained. If any copyright material has not been acknowledged, please write and let us know so we
may rectify in any future reprint.
Except as permitted under U.S. Copyright Law, no part of this book may be reprinted, reproduced,
transmitted, or utilized in any form by any electronic, mechanical, or other means, now known or
hereafter invented, including photocopying, microfilming, and recording, or in any information
storage or retrieval system, without written permission from the publishers.
For permission to photocopy or use material electronically from this work, please access www.
copyright.com (http://copyright.com/) or contact the Copyright Clearance Center, Inc. (CCC),
222 Rosewood Drive, Danvers, MA 01923, 978-750-8400. CCC is a not-for-profit organization that
provides licenses and registration for a variety of users. For organizations that have been granted a
photocopy license by the CCC, a separate system of payment has been arranged.
Trademark Notice: Product or corporate names may be trademarks or registered trademarks, and
are used only for identification and explanation without intent to infringe.
Visit the Taylor & Francis Web site at
http://www.taylorandfrancis.com
and the CRC Press Web site at
http://www.crcpress.com
To my family members: Mythili Iyer, Ramnath,
Dr. Sudha, Rekha Karthik, Nikita and Nidhi.

Contents
Preface ...................................................................................................................xiii
Author ..................................................................................................................xvii
1. Introduction .....................................................................................................1
1.1 Background ............................................................................................1
1.2 Objectives and Novelty ........................................................................6
1.3 Research Methodology .........................................................................8
1.4 Book Outline ..........................................................................................8
References .......................................................................................................11
2. Carrier-Based Modulation Algorithms for Matrix Converters...........15
2.1 Introduction .........................................................................................15
2.2 Model of Three-Phase AC to Three-Phase AC Matrix Converter ...15
2.3 Venturini and Optimum Venturini Modulation Algorithms ......18
2.4 Model Development ...........................................................................21
2.4.1 Model of a Matrix Converter Using Venturini First
Method ....................................................................................21
2.4.2 Simulation Results .................................................................23
2.4.3 Model of a Matrix Converter Using Venturini
Second Method .......................................................................23
2.4.4 Simulation Results .................................................................27
2.4.5 Model of a Matrix Converter Using the Optimum
Venturini Modulation Algorithm ........................................31
2.4.6 Simulation Results .................................................................31
2.5 Advanced Modulation Algorithm ....................................................31
2.5.1 Model Development ..............................................................45
2.5.2 Model of a Matrix Converter Using the Advanced
Modulation Algorithm ..........................................................45
2.5.3 Simulation Results .................................................................47
2.6 Case Study: Speed Control and Brake by Plugging of
Three-Phase Induction Motor Fed by Matrix Converter...............53
2.6.1 Simulation Results .................................................................55
2.6.2 Real-Time Implementation ...................................................57
2.7 Discussion of Results ..........................................................................57
2.8 Conclusions ..........................................................................................60
References .......................................................................................................60
3. Multilevel Matrix Converter ......................................................................63
3.1 Introduction .........................................................................................63
vii
viii Contents
3.2 Multilevel Matrix Converter with Three Flying Capacitors
per Output Phase ................................................................................63
3.3 Control of Multilevel Matrix Converter with Three Flying
Capacitors per Output Phase by the Venturini Method ...............70
3.4 Output Filter ........................................................................................71
3.5 Model Development ...........................................................................71
3.5.1 Simulation Results .................................................................74
3.6 Conclusions ..........................................................................................79
References .......................................................................................................80
4. Direct Space Vector Modulation of Three-Phase Matrix
Converter..............................................................................................81
4.1 Introduction .........................................................................................81
4.2 Direct Space Vector Modulation Algorithm....................................82
4.3 Model of Three-Phase Asymmetrical Space Vector
Modulated Matrix Converter ............................................................88
4.3.1 Duty-Cycle Sequence and Sector Switch Function
Generator .................................................................................89
4.3.2 Output Voltage and Input Current Sector Calculator ......91
4.3.3 Output Voltage and Input Current Reference Angle
Calculator ................................................................................95
4.3.4 Gate Pulse Timing Calculator ..............................................95
4.3.5 Gate Pulse Generator .............................................................97
4.4 Simulation Results ..............................................................................98
4.5 Model of Direct Symmetrical Space Vector Modulated
Three-Phase Matrix Converter ..........................................................99
4.5.1 Duty-Cycle Sequence and Sector Switch Function
Generator ...............................................................................102
4.5.2 Output Voltage and Input Current Sector Calculator ....102
4.5.3 Output Voltage and Input Current Reference Angle
Calculator ..............................................................................105
4.5.4 Gate Pulse Timing Calculator ............................................106
4.5.5 Gate Pulse Generator ...........................................................107
4.6 Simulation Results ............................................................................109
4.7 Discussion of Results ........................................................................111
4.8 Conclusions ........................................................................................112
References .....................................................................................................112
5. Indirect Space Vector Modulation of Three-Phase Matrix
Converter ......................................................................................................115
5.1 Introduction .......................................................................................115
5.2 Principle of Indirect Space Vector Modulation .............................115
5.3 Indirect Space Vector Modulation Algorithm ..............................118
5.3.1 Voltage Source Inverter Output Voltage SVM .................121
Contents ix
5.3.2 Voltage Source Rectifier Input Current SVM ...................125
5.3.3 Matrix Converter Output Voltage and Input
Current SVM .........................................................................127
5.4 Model of Indirect Space-Vector-Modulated Three-Phase
Matrix Converter ...............................................................................135
5.4.1 Duty-Cycle Sequence and Sector Switch Function
Generator ...............................................................................135
5.4.2 Output Voltage and Input Current Sector Calculator ....138
5.4.3 Output Voltage and Input Current Reference Angle
Calculator ..............................................................................138
5.4.4 Gate Pulse Timing Calculator ............................................138
5.4.5 Gate Pulse Generator ...........................................................140
5.5 Simulation Results ............................................................................143
5.6 Discussion of Results ........................................................................143
5.7 Conclusions ........................................................................................146
References .....................................................................................................146
6. Programmable AC to DC Rectifier Using Matrix
Converter Topology ....................................................................................149
6.1 Introduction .......................................................................................149
6.2 Output Voltage Amplitude Limit of Direct AC to AC
Converters ..........................................................................................150
6.3 Principle of Dual Programmable AC to DC Rectifier ..................152
6.4 Model of Dual Programmable AC to DC Rectifier ......................154
6.4.1 Simulation Results ...............................................................158
6.5 Principle of Single Programmable AC to DC Rectifier ................158
6.6 Model of Single Programmable AC to DC Rectifier ....................163
6.6.1 Simulation Results ...............................................................166
6.7 Case Study: Speed Control and Brake by Plugging of
Separately Excited DC Motor Using Single Programmable
AC to DC Rectifier.............................................................................166
6.7.1 Simulation Results ...............................................................166
6.8 Case Study: Variable-Frequency Variable-Voltage Pure
Sine-Wave AC Power Supply ...........................................................169
6.8.1 Simulation Results ...............................................................170
6.9 Case Study: Speed Control and Brake by Plugging of Two
Separately Excited DC Motors Using Dual Programmable
AC to DC Rectifier.............................................................................172
6.9.1 Simulation Results ...............................................................179
6.10 Real-Time Implementation...............................................................179
6.11 Discussion of Results ........................................................................182
6.12 Conclusions ........................................................................................183
References .....................................................................................................183