Predictive Control of Three Phase AC/DC Converters

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72 CHAPTER 4. PREDICTIVE DIRECT POWER CONTROL 650 600 VSF-P-DPC 200 u La i La 20 (b) 550 500 450 0 0 400 350 300 (a) U DC 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 −20 250 500 400 −200 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 8000 (c) u P a 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 7000 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 P Q (d) 300 6000 200 100 5000 0 4000 −100 −200 −300 −400 −500 650 600 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 3000 2000 1000 0 HC-VSF-P-DPC 200 u La i La 20 (b) 550 500 450 0 0 400 350 300 (a) U DC 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 −20 250 500 400 −200 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 8000 7000 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 P Q (d) 300 6000 200 100 (c) u P a 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 5000 0 4000 −100 −200 −300 −400 −500 3000 2000 1000 0 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 Figure 4.25: Transient operation of VSF-P-DPC and HC-VSF-P-DPC, step change of referenced DC voltage U DCref from 300 V to 600 V: (a) referenced and measured DC voltage U DC [V], (b) line voltage u La [V] and line current i La [A], (c) VSC input voltage u P a [V], (d) referenced and measured active P [W] and reactive power Q [var]
4.8. SIMULATION RESULTS 73 650 600 FL-VSF-P-DPC 200 u La i La 20 (b) 550 500 450 0 0 400 350 300 −20 250 500 400 (a) U DC 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 −200 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 8000 (c) u P a 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 7000 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 P Q (d) 300 6000 200 100 5000 0 4000 −100 −200 −300 −400 −500 650 600 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 3000 2000 1000 0 CSF-P-DPC 200 u La i La 20 (b) 550 500 450 0 0 400 350 300 (a) U DC 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 −20 250 500 400 −200 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 8000 (c) u P a 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 7000 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 P Q (d) 300 6000 200 100 5000 0 4000 −100 −200 −300 −400 −500 3000 2000 1000 0 0.15 0.16 0.17 0.18 0.19 0.2 0.21 0.22 0.23 0.24 Figure 4.26: Transient operation of FL-VSF-P-DPC and CSF-P-DPC, step change of referenced DC voltage U DCref from 300 V to 600 V: (a) referenced and measured DC voltage U DC [V], (b) line voltage u La [V] and line current i La [A], (c) VSC input voltage u P a [V], (d) referenced and measured active P [W] and reactive power Q [var]
Page 1:
WARSAW UNIVERSITY OF TECHNOLOGY Fac
Page 5 and 6:
Contents Contents i 1 Introduction
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CONTENTS iii List of Symbols and Ab
Page 11 and 12:
Chapter 1 Introduction AC/DC Voltag
Page 13 and 14:
Based Trajectory Based Deadbeat Con
Page 15 and 16:
5 which properties are deteriorated
Page 17 and 18:
Chapter 2 Voltage Source Converter
Page 19 and 20:
(Sa=1, Sc=0) UP2 (Sa=1, UP1 Sb=1, S
Page 21 and 22:
IL UL jωLIL UL jωLIL 2.2. MATHEMA
Page 23 and 24:
ILα 1 sL+RSα - ULα 32IDC 1 sCUDC
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2.3. SUMMARY 15 2.3 Summary In this
Page 28 and 29:
Iqref Idref ILq ILd ILq φ uLab UDC
Page 30 and 31:
UDC Filter 20 CHAPTER 3. CONTROL ST
Page 32 and 33: Qref dP dQ uLab UDC Sabc 22 CHAPTER
Page 34 and 35: 24 CHAPTER 3. CONTROL STRATEGIES FO
Page 36 and 37: Qref Pref uLab UDC Sabc 26 CHAPTER
Page 38 and 39: UDC Filter 28 CHAPTER 3. CONTROL ST
Page 40 and 41: ILq φ ωL 30 CHAPTER 3. CONTROL ST
Page 42 and 43: Lα 32 CHAPTER 3. CONTROL STRATEGIE
Page 51 and 52: Chapter 4 Predictive Direct Power C
Page 53 and 54: 4.3. VARIABLE SWITCHING FREQUENCY P
Page 55 and 56: UPdqUDC Qref UDCSabc uLab iLab 4.3.
Page 57 and 58: UPdqUDC UDCSabc uLab iLab 4.4. CURR
Page 59 and 60: UPdqUDC Qref Pref UDCSabc uLab iLab
Page 61 and 62: 4.6. CONSTANT SWITCHING FREQUENCY P
Page 63 and 64: PP1 fq1 fq2 PP4 PP5 PP6 PP3 fp3 fp3
Page 65 and 66: Sb Sc Sa Sb Sa Sc Sb Sa 4.6. CONSTA
Page 67 and 68: fqi fpi Qref Sabc 4.6. CONSTANT SWI
Page 69 and 70: 4.7. VF BASED CSF - PREDICTIVE DIRE
Page 71 and 72: Qref fpi Sabc iLab 4.7. VF BASED CS
Page 73 and 74: 4.8. SIMULATION RESULTS 63 200 150
Page 77 and 78: 4.8. SIMULATION RESULTS 67 Mag (% o
Page 81: 4.8. SIMULATION RESULTS 71 2500 200
Page 85 and 86: 4.9. SUMMARY 75 Control Method t se
Page 87 and 88: Chapter 5 Investigations of Control
Page 89 and 90: 5.1. ROBUSTNESS TO PARAMETERS MISMA
Page 91 and 92: Sabc UDC UPαβ UPαβ Lest Lest UP
Page 93 and 94: 5.4. LINE VOLTAGE DISTURBANCES 83 (
Page 95 and 96: 5.4. LINE VOLTAGE DISTURBANCES 85 (
Page 97 and 98: 5.4. LINE VOLTAGE DISTURBANCES 87 C
Page 99 and 100: 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:
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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
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137 Symbols Description Definition
Page 149 and 150:
List of Figures 1.1 Conjunction bet
Page 151 and 152:
LIST OF FIGURES 141 5.3 Line curren
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LIST OF TABLES 143 B.2 An example o
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Predictive Control of Three Phase AC/DC Converters

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