Impedance Source Matrix Converters and Control

Yushan Liu, is an Associate Professor at Beihang University, China. Dr. Liu received the Ph.D. degree in Electrical Engineering from the School of Electrical Engineering, Beijing Jiaotong University, China, in 2014. Xiao Li, is an Assistant Professor at Beihang University, China. He worked with the Renasas Inc. and Efficient Power Conversion Inc. from 2017 to 2020. Baoming Ge, is a Former Professor at Beijing Jiaotong University, China, now at Ford Motor ­Company, USA. He has published 3 books, 2 book chapters, more than 230 papers, and holds 56 patents. Haitham Abu-Rub, is Professor at Texas A&M University at Qatar, and is the Managing Director of the Smart Grid Center at the same university. Frede Blaabjerg, is Professor with the Department of AAU Energy at Aalborg University, Denmark. He is the former President of the IEEE Power Electronics Society and Vice-President of the Danish Academy of Technical Sciences.

• About the Authors xiPreface xiiiAcknowledgment xiv1 Background 11.1 Power Electronics Converter Topologies and Applications in Modern Power Systems 11.1.1 Introduction 11.1.2 Matrix Converter 51.1.2.1 Direct Matrix Converter 51.1.2.2 Indirect Matrix Converter 51.1.2.3 Power Switches of MCs 61.1.2.4 Research Status of MCs 91.2 ZS/QZS Converters 111.3 Advantages of ZS/QZS MCs Compared to Existing Technology 121.4 Current Status and Future Trends 151.5 Contents Overview 16References 172 Z-Source/Quasi-Z-Source Direct Matrix Converter 272.1 Introduction 272.2 Topology and Operating Principle 292.2.1 Topologies 292.2.2 Operation and Modeling 322.2.2.1 Basic Model 322.2.2.2 Buck/Boost Conversion Mode 342.3 Modulation Methods 352.3.1 PWM Method for Traditional mc 352.3.2 PWM Method for the Simplified Voltage-Fed ZS-MC 352.3.3 Voltage Gain of the Simplified Voltage-Fed ZS-MC 372.3.4 Implementation of Control Method 422.4 Simulation and Experimental Results 442.5 Conclusion 49References 493 Z-Source/Quasi-Z-Source Indirect Matrix Converter (Non-All SiC Solution) 533.1 Introduction 533.2 Topologies and Operating Principle 553.2.1 Topologies 553.2.2 Operating Principle 583.2.3 Parameters Design of the QZS Network 613.3 Modulation Methods 623.4 Simulation Results and Applications 653.4.1 Applications 653.4.2 Simulation Results 683.5 Conclusion 71References 724 Z-Source/Quasi-Z-Source Indirect Matrix Converter (All SiC Solution) 754.1 Introduction 754.2 Topologies and Operating Principle 754.2.1 Topologies 754.2.2 Operating Principle 784.2.3 Parameters Design of the QZS-Network 814.3 Modulation Methods 824.3.1 Conventional Space Vector Modulation Method 824.3.1.1 Rectifier-stage SVM 824.3.1.2 Inverter-stage SVM 854.3.1.3 Coordination of dual SVM 874.3.2 Modulation Methods with Common-mode Voltage Reduction 884.3.2.1 Common-mode Voltage 894.3.2.2 Common-Mode Voltage Reduction Method I 924.3.2.3 Common-mode Voltage Reduction Method II 944.4 Simulation and Experimental Results 974.5 Conclusion 101References 1025 Comparison of Typical Z-Source/Quasi-Z-Source Matrix Converters 1055.1 Introduction 1055.2 Operation Analysis of Novel QZS-IMC 1095.2.1 Discussed Topology 1095.2.2 Buck Operation 1095.2.3 Boost Operation 1095.2.3.1 Non-shoot-through state 1105.2.3.2 Shoot-through state 1115.3 Small-Signal Modeling of QZS-IMC 1115.4 Voltage Gain Investigation 1125.4.1 Modeling IMC 1125.4.2 Voltage Gain Analysis 1155.5 QZS Network’s Filtering Function Investigation 1165.5.1 Circuit Large Signal Analysis 1165.5.2 S-Domain Small-Signal Analysis 1175.6 Parameters Design of QZS Network 1185.6.1 Switching Frequency Ripple Limit 1185.6.2 Power Factor and Cut-off Frequency Requirements 1205.7 Simulation and Experimental Results 1215.7.1 Investigation of Modeling 1225.7.2 Voltage Gain Verification 1245.7.3 Filtering Function Verification 1245.8 Conclusion 128References 1286 Z-Source/Quasi-Z-Source 3-1-Phase Matrix Converters 1316.1 Introduction 1316.2 Topology and Modulation of the 3-1-Phase QZS-MC 1326.2.1 Topology 1326.2.2 Equivalent Circuits 1326.2.3 Modulation Method 1346.3 Modeling and Analysis of Three-Phase-to-Single-Phase qZS-MC 1356.3.1 Model of Three-Phase-to-Single-Phase qZS-MC 1356.3.2 Voltage Gain Analysis 1386.4 Simulation and Experimental Tests 1396.4.1 Verification of Modeling 1406.4.2 Verification of Voltage Gain 1416.5 Conclusion 142References 1427 Z-Source/Quasi-Z-Source 3-1-Phase Matrix Converters With Low-Frequency Power Compensation 1457.1 Introduction 1457.2 The 3-1-Phase QZS-MC with Input Low-Frequency Harmonic Elimination 1467.3 Existed Harmonic Components and Required Impedance Parameters Without Ripple Compensation 1477.4 Predictive Control of Ripple Compensation Branch 1497.4.1 Current Model of Compensation Branch 1497.4.2 Power Model of Compensation Capacitor 1507.4.3 2ω Power of Single-Phase Side 1507.4.4 Cost Function 1507.5 Simulation and Experimental Tests 1507.6 Conclusion 155A Appendix 157References 1598 Model Predictive Control of LC Filter-Integrated Quasi-Z-Source Indirect Matrix Converter 1618.1 Introduction 1618.2 LC Filter-Integrated QZS-IMC 1628.3 Principle of Model Predictive Control 1638.4 Proposed MPC for LC Filter-Integrated QZS-IMC 1648.4.1 Modeling of IMC 1658.4.2 Predictive Models 1668.4.2.1 Predictive Model of AC Load Current 1668.4.2.2 Predictive Model of QZS Network 1668.4.2.3 Cost Function Evaluation and Switching States Selection 1678.5 Simulation and Experimental Results 1698.6 Conclusion 173References 1749 Optimum Boost Control of LC Filter-Integrated Quasi-Z-Source Indirect Matrix Converter 1779.1 Introduction 1779.2 Gain Model and Modulation of QZS-IMC System 1799.2.1 Derivation and Analysis of Gain Model 1799.2.2 Modulation Method 1809.3 Multi-Constraints Optimization and Operation Control for QZS-IMC 1829.3.1 Constrained Optimization Method 1829.3.2 Optimal Function Curve of QZS-IMC 1839.3.2.1 Pre-constrained Condition 1839.3.2.2 Constrained Condition When D is Nonzero 1849.3.2.3 Optimal Function at D ≠ 0 1849.3.2.4 Full-range Optimal Operation Curve 1859.3.3 Optimal Operation Control of QZS-IMC 1859.3.3.1 Main Flow Chart 1879.3.3.2 Flow Chart of Boost Mode 1879.3.3.3 Flow Chart of Buck Mode 1879.4 Simulation and Experimental Verifications 1889.4.1 Verification of Optimal Operation Control 1889.4.1.1 Case 1: Boost Mode From Line-A to Line-B 1899.4.1.2 Case 2: Buck Mode From Line-B to Line-A 1949.4.2 Power Loss Comparison 2029.4.2.1 Parameters 2029.4.2.2 Measured Powers and Losses in Experiments 2039.4.2.3 Analysis and Summary 2039.5 Conclusion 203References 20410 Applications in Motor Drives 20710.1 Introduction 20710.2 LC Filter-Integrated QZS-IMC 20810.3 QZS-IMC Induction Motor Drive Control 21010.3.1 Dual Closed-Loop Vector Control of Induction Motor 21010.3.2 Comprehensive Control Algorithm 21110.3.3 Pulse-Width Modulation 21410.4 Simulation and Experimental Verifications 21510.4.1 Input Voltage Sag and Load Change 21510.4.2 Rotor Speed Change at Input Voltage Sags 21910.4.3 Power Loss Analysis 22210.5 Conclusions 224References 22511 Future Trends 22711.1 General Expectation 22711.2 Dual-Three-Level QZS-IMC-Based Power Drive System 22911.2.1 Topology 22911.2.2 Operating Principle 23111.2.3 Modulation Method 23211.3 Motor Control Strategy 23611.3.1 General Description 23611.3.2 Control Variables 23711.3.3 Boost Controller Design 23811.4 Experimental Verifications 24011.5 Discussion 24511.6 Conclusion 247References 247Index 251