LUẬN VĂN - Forward converter for solar power applications
Most solar arrays used today are connected in series and have tremendous power losses in partially shaded conditions. This document explores photovoltaic arrays in a parallel connection to reduce the power losses in other solar cell connected applications.
ABSTRACT ....................................................................................................................... iii
ACKNOWLEDGMENTS ................................................................................................. iv
LIST OF ILLUSTRATIONS ............................................................................................ vii
LIST OF TABLES ...............................................................................................................x
NOMENCLATURE .......................................................................................................... xi
SECTION
1. INTRODUCTION ....................................................................................................1
1.1 MOTIVATION ..................................................................................................... 1
1.2 SOLAR ARRAY OVERVIEW ............................................................................ 2
1.3 FORWARD CONVERTER ................................................................................. 6
1.4 VOLTAGE MODE CONTROL ........................................................................... 9
1.5 STRUCTURE OF THESIS................................................................................. 11
2. FORWARD CONVERTER DESIGN ....................................................................12
2.1 NEW FORWARD CONVERTER TOPOLOGY ............................................... 15
2.2 SELECTED COMPONENTS FOR FORWARD CONVERTER ...................... 18
2.3 TRANSFORMER DESIGN ............................................................................... 21
2.4 TRANSFORMER CALCULATED CORE LOSS ............................................. 29
2.5 TRANSFORMER CONSTRUCTION ............................................................... 33
3. RESULTS ...............................................................................................................38
3.1 SIMULATION PROCEDURE AND RESULTS ............................................... 38
3.2 EXPERIMENTAL RESULTS............................................................................ 43
4. CONCLUSION .......................................................................................................70
4.1 SUMMARY OF RESULTS ............................................................................... 70
4.2 EXTENSIONS OF PROJECT ............................................................................ 70
APPENDICES
A. PRINTED CIRCUIT BOARD DESIGN ............................................................. 72
B. SOLAR RESULTS TABLES .............................................................................. 78
BIBLIOGRAPHY ..............................................................................................................88
VITA ..................................................................................................................................91
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Most solar arrays used today are connected in series and have tremendous power losses in partially shaded conditions. This document explores photovoltaic arrays in a parallel connection to reduce the power losses in other solar cell connected applications.
ABSTRACT ....................................................................................................................... iii
ACKNOWLEDGMENTS ................................................................................................. iv
LIST OF ILLUSTRATIONS ............................................................................................ vii
LIST OF TABLES ...............................................................................................................x
NOMENCLATURE .......................................................................................................... xi
SECTION
1. INTRODUCTION ....................................................................................................1
1.1 MOTIVATION ..................................................................................................... 1
1.2 SOLAR ARRAY OVERVIEW ............................................................................ 2
1.3 FORWARD CONVERTER ................................................................................. 6
1.4 VOLTAGE MODE CONTROL ........................................................................... 9
1.5 STRUCTURE OF THESIS................................................................................. 11
2. FORWARD CONVERTER DESIGN ....................................................................12
2.1 NEW FORWARD CONVERTER TOPOLOGY ............................................... 15
2.2 SELECTED COMPONENTS FOR FORWARD CONVERTER ...................... 18
2.3 TRANSFORMER DESIGN ............................................................................... 21
2.4 TRANSFORMER CALCULATED CORE LOSS ............................................. 29
2.5 TRANSFORMER CONSTRUCTION ............................................................... 33
3. RESULTS ...............................................................................................................38
3.1 SIMULATION PROCEDURE AND RESULTS ............................................... 38
3.2 EXPERIMENTAL RESULTS............................................................................ 43
4. CONCLUSION .......................................................................................................70
4.1 SUMMARY OF RESULTS ............................................................................... 70
4.2 EXTENSIONS OF PROJECT ............................................................................ 70
APPENDICES
A. PRINTED CIRCUIT BOARD DESIGN ............................................................. 72
B. SOLAR RESULTS TABLES .............................................................................. 78
BIBLIOGRAPHY ..............................................................................................................88
VITA ..................................................................................................................................91
LINK DOWNLOAD
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