Predictive Control of Three Phase AC/DC Converters

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List of Tables 1.1 Comparison of classical AC voltage sensorless control methods . . . . 3 1.2 Comparison of predictive control methods . . . . . . . . . . . . . . . . 4 3.1 Switching table related to line voltage vector position γ UL . . . . . . . 22 3.2 Switching table related to virtual flux vector position γ ΨL . . . . . . . 23 3.3 Main data of simulation model . . . . . . . . . . . . . . . . . . . . . . 32 3.4 Sampling and switching frequencies of tested control methods . . . . . 33 3.5 Dynamic properties of DPC methods for P ref step change . . . . . . . 39 3.6 Dynamic properties of DPC methods for U DCref step change . . . . . 39 4.1 An example operating conditions of VSF-P-DPC . . . . . . . . . . . . 44 4.2 An example operation of VSF-P-DPC . . . . . . . . . . . . . . . . . . 45 4.3 Number of switchings N S . . . . . . . . . . . . . . . . . . . . . . . . . 50 4.4 Switching table related to line voltage vector position γ UL . . . . . . . 55 4.5 Switching table related to virtual flux vector position γ ΨL . . . . . . . 60 4.6 Main data of simulation model . . . . . . . . . . . . . . . . . . . . . . 62 4.7 Sampling and switching frequencies of tested control methods . . . . . 62 4.8 Dynamic properties of P-DPC methods for P ref step change . . . . . . 74 4.9 Dynamic properties of P-DPC methods for U DCref step change . . . . 75 5.1 Summarized line current T HD i factors . . . . . . . . . . . . . . . . . . 86 6.1 Main data of laboratory set-up . . . . . . . . . . . . . . . . . . . . . . 89 6.2 Sampling and switching frequencies of tested methods . . . . . . . . . 93 6.3 Sampling and switching frequencies of tested control methods . . . . . 101 6.4 Summarized P ref step change dynamic . . . . . . . . . . . . . . . . . . 106 6.5 Summarized U DCref step change dynamic . . . . . . . . . . . . . . . . 106 6.6 Summarized P ref step change dynamic . . . . . . . . . . . . . . . . . . 106 6.7 Summarized U DCref step change dynamic . . . . . . . . . . . . . . . . 107 B.1 An example operating conditions of PCC αβ and PCC dq . . . . . . . . 127 142
LIST OF TABLES 143 B.2 An example operation of PCC αβ . . . . . . . . . . . . . . . . . . . . . 127 B.3 An example operation of PCC dq . . . . . . . . . . . . . . . . . . . . . 129 C.1 An example operating conditions of CSF-P-DPC . . . . . . . . . . . . 131 C.2 Value of active f pi and reactive f qi power derivatives . . . . . . . . . . 131
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WARSAW UNIVERSITY OF TECHNOLOGY Fac
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Contents Contents i 1 Introduction
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CONTENTS iii List of Symbols and Ab
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Chapter 1 Introduction AC/DC Voltag
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Based Trajectory Based Deadbeat Con
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5 which properties are deteriorated
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Chapter 2 Voltage Source Converter
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(Sa=1, Sc=0) UP2 (Sa=1, UP1 Sb=1, S
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IL UL jωLIL UL jωLIL 2.2. MATHEMA
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ILα 1 sL+RSα - ULα 32IDC 1 sCUDC
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2.3. SUMMARY 15 2.3 Summary In this
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Iqref Idref ILq ILd ILq φ uLab UDC
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UDC Filter 20 CHAPTER 3. CONTROL ST
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Qref dP dQ uLab UDC Sabc 22 CHAPTER
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24 CHAPTER 3. CONTROL STRATEGIES FO
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Qref Pref uLab UDC Sabc 26 CHAPTER
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UDC Filter 28 CHAPTER 3. CONTROL ST
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ILq φ ωL 30 CHAPTER 3. CONTROL ST
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Lα 32 CHAPTER 3. CONTROL STRATEGIE
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Chapter 4 Predictive Direct Power C
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4.3. VARIABLE SWITCHING FREQUENCY P
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UPdqUDC Qref UDCSabc uLab iLab 4.3.
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UPdqUDC UDCSabc uLab iLab 4.4. CURR
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UPdqUDC Qref Pref UDCSabc uLab iLab
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4.6. CONSTANT SWITCHING FREQUENCY P
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PP1 fq1 fq2 PP4 PP5 PP6 PP3 fp3 fp3
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Sb Sc Sa Sb Sa Sc Sb Sa 4.6. CONSTA
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fqi fpi Qref Sabc 4.6. CONSTANT SWI
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4.7. VF BASED CSF - PREDICTIVE DIRE
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Qref fpi Sabc iLab 4.7. VF BASED CS
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4.8. SIMULATION RESULTS 63 200 150
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4.8. SIMULATION RESULTS 67 Mag (% o
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4.9. SUMMARY 75 Control Method t se
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Chapter 5 Investigations of Control
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5.1. ROBUSTNESS TO PARAMETERS MISMA
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Sabc UDC UPαβ UPαβ Lest Lest UP
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5.4. LINE VOLTAGE DISTURBANCES 83 (
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5.4. LINE VOLTAGE DISTURBANCES 85 (
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5.4. LINE VOLTAGE DISTURBANCES 87 C
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Chapter 6 Experimental Study Experi
Page 101 and 102: 6.1. STEADY STATE OPERATION 91 (a)
Page 103 and 104: 6.1. STEADY STATE OPERATION 93 Cont
Page 105 and 106: 6.2. TRANSIENT OPERATION 95 (a) ST-
Page 111 and 112: 6.3. OPERATION WITH LOW SWITCHING F
Page 117: 6.4. SUMMARY 107 Control Method t s
Page 120 and 121: 110 CHAPTER 7. SUMMARY AND FINAL CO
Page 122 and 123: 112 BIBLIOGRAPHY [11] K. Hyosung an
Page 124 and 125: 114 BIBLIOGRAPHY [38] A. Nasiri,
Page 126 and 127: 116 BIBLIOGRAPHY [66] F. Morel, J.
Page 128 and 129: 118 BIBLIOGRAPHY 13. A. Lopez de He
Page 131 and 132: Appendix A Coordinate transformatio
Page 133 and 134: q β A.2. ROTATING SYSTEM 123 A.2 R
Page 135 and 136: Appendix B Predictive Current Contr
Page 137 and 138: ∆ILαβP6 ∆ILαβP5 Figure B.2:
Page 139: Figure B.4: Vector diagram of predi
Page 142 and 143: 132 APPENDIX C. PREDICTIVE DIRECT P
Page 145 and 146: List of Symbols and Abbreviations S
Page 147 and 148: 137 Symbols Description Definition
Page 149 and 150: List of Figures 1.1 Conjunction bet
Page 151: LIST OF FIGURES 141 5.3 Line curren
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Predictive Control of Three Phase AC/DC Converters

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