Aeroelastic design and modeling of bend twist coupled wind turbine blades:
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| Format: | Thesis Book |
| Language: | English |
| Published: |
2013
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| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Item Description: | Zsfassung in dt. Sprache |
| Physical Description: | XIII, 221 S. Ill., zahlr. graph. Darst. |
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| 245 | 1 | 0 | |a Aeroelastic design and modeling of bend twist coupled wind turbine blades |c by Mark Capellaro |
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| 300 | |a XIII, 221 S. |b Ill., zahlr. graph. Darst. | ||
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Record in the Search Index
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|---|---|
| adam_text | CONTENTS
ACKNOWLEDGMENTS I
ABSTRACT IX
KURZFASSUNG XIII
LIST OF ABBREVIATIONS XV
LIST OF SYMBOLS XVII
1. INTRODUCTION 3
1.1. BACKGROUND 3
1.2. PROBLEM STATEMENT 4
1.3. OVERVIEW OF THE THESIS 5
2. WIND TURBINES AND AERODYNAMIC LOAD CONTROL 9
2.1. WINDMILLS 9
2.2. WIND TURBINES 11
2.3. AERODYNAMIC LOAD CALCULATION 13
2.4. BLADE CONTROL METHODS 16
2.5. PASSIVE CONTROL 16
2.5.1. STALL CONTROL 16
2.5.2. STRUCTURAL PITCH CONTROL 16
2.5.3. SWEEP TWIST BLADES 17
2.6. ACTIVE CONTROL 18
2.6.1. PITCH CONTROL 19
2.6.2. EXPERIMENTAL CONTROL TECHNIQUES 20
2.6.3. INDIVIDUAL PITCH CONTROL 21
2.6.4. ACTIVE TRAILING EDGE CONTROL 21
2.6.5. BEND TWIST COUPLING 21
2.7. CONCLUSIONS 22
3. BEND TWIST COUPLED BLADES 23
3.1. BACKGROUND 23
V
HTTP://D-NB.INFO/104480100X
3.2. COORDINATE SYSTEM DEFINITION 23
3.3. BACKGROUND RESEARCH 25
3.4. FIRST INVESTIGATIONS 26
3.5. PROOF OF EXISTING COUPLINGS 27
3.6. SIMULATING BEND TWIST COUPLED BLADES 27
3.7. MODELING BEND TWIST COUPLED BLADES 30
3.8. INTEGRATED BEND TWIST COUPLED BLADE DESIGN 33
3.9. BEND TWIST COUPLED BLADE DESIGN AND MANUFACTURE 33
3.10. RECOMMENDATIONS 34
3.11. CONCLUSIONS 35
4. THE THEORY OF LAMINATE MATERIALS 37
4.1. LAMINATE THEORY 37
4.2. LAMINA MECHANICAL PROPERTIES 38
4.2.1. LAMINA MICRO MECHANICS 39
4.2.2. LAMINATE MACRO MECHANICS 44
4.3. CONCLUSIONS 50
5. BLADE SECTION ANALYSIS 51
5.1. BLADE GEOMETRY 51
5.2. BLADE STRUCTURAL REQUIREMENTS 53
5.3. THE COUPLING VALUES 56
5.4. MATERIAL SELECTION 59
5.5. BLADE SECTIONAL ANALYSIS 59
5.6. CONCLUSIONS 64
6. BLADE MODEL 67
6.1. UPWIND REFERENCE TURBINE MODEL 67
6.2. SECTIONS MODELED 70
6.2.1. BLADE MODEL DEFINITION 70
6.3. TWO SHEAR WEB MODELS 72
6.4. SINGLE SHEAR WEB MODELS 77
6.5. HYBRID SHELL MATERIAL MODELS 82
6.6. SECTION MODELING RESULTS 86
7. SPECIMEN MANUFACTURE AND TESTING 87
7.1. PREVIOUS RESEARCH 87
7.2. BLADE STRUCTURAL IMPROVEMENTS 87
7.2.1. PROFILE DEFINITION 88
7.3. ANALYSIS OF A COUPLED BLADE SECTION 88
7.4. MANUFACTURE 90
7.5. TESTING OF A COUPLED BLADE SECTION 90
7.6. TEST EQUIPMENT 91
7.6.1. STATIC TESTING RESULTS 91
7.6.2. MODAL TESTING RESULTS 93
7.7. SPECIMEN TESTING CONCLUSIONS 96
8. BLADE IMPROVEMENT 97
8.1. BLADE STRUCTURAL TWIST 97
8.2. CALCULATING BLADE DEFLECTION 99
8.3. OPTIMIZING THE BLADE SHAPE 101
8.4. TURBINE MODEL 101
8.5. IMPROVING OPERATIONAL CONTROLS 103
8.6. CONCLUSIONS 104
9. STATIONARY TURBINE SIMULATION 107
9.1. PHATAS DYNAMIC SIMULATION CODE 107
9.2. METHOD FOR PRELIMINARY BLADE MODELS 108
9.3. STATIONARY ANALYSIS 108
9.3.1. TWO SHEAR WEB GLASS FIBER SPAR MODELS 109
9.3.2. TWO SHEAR WEB CARBON FIBER SPAR BLADE MODELS 110
9.3.3. SINGLE SHEAR WEB GLASS FIBER SPAR BLADE MODELS 112
9.3.4. SINGLE SHEAR WEB CARBON FIBER SPAR BLADE MODELS 112
9.3.5. HYBRID SKIN WITH GLASS FIBER SPAR BLADE MODELS 113
9.3.6. HYBRID SKIN WITH CARBON FIBER SPAR BLADE MODELS 114
9.4. CONCLUSIONS 116
10.TURBINE DYNAMIC MODELING 117
10.1. PRELIMINARY ANALYSIS 117
10.1.1. TWO SHEAR WEB GLASS FIBER SPAR 120
10.1.2. TWO SHEAR WEB CARBON FIBER SPAR 123
10.1.3. SINGLE SHEAR WEB GLASS FIBER SPAR 125
10.1.4. SINGLE SHEAR WEB CARBON FIBER SPAR 126
10.1.5. HYBRID SKIN MODELS WITH GLASS FIBER SPAR 127
10.1.6. HYBRID SKIN MODELS WITH CARBON FIBER SPAR 129
10.2. MODEL SUMMATION 131
10.3. FINAL ANALYSIS 131
10.4. BENEFITS 133
11.
CONCLUSION 137
12.AFTERWORD 141
REFERENCES 142
APPENDICES 149
A. BASELINE BLADE AND OPTIMIZATION 151
A.L. BASELINE BLADE MODELS 151
A.2. STRUCTURAL OPTIMIZATION 152
A.3. CALCULATION OF THE SPAR WIDTH AND THICKNESS 152
A.4. CONCLUSION 153
B. M0G2 155
B.L. M0G2 SECTION OPTIMIZATION 155
B.2. COMPARISON TO THE UPWIND REFERENCE TURBINE 160
C. M0C2 163
C.L. M0C2 SCCTION OPTIMIZATION 163
C.2. COMPARISON TO THE UPWIND REFERENCE TURBINE 163
D. M0G1 167
D.L. M0G1 SECTION OPTIMIZATION 167
D.2. COMPARISON TO THE UPWIND REFERENCE TURBINE 168
E. M0C1 173
E.L. M0C1 SECTION OPTIMIZATION 173
E.2. COMPARISON TO THE UPWIND REFERENCE TURBINE 174
F. PROPERTIES FOR ALL BLADE MODELS 177
F.L. BLADE MODEL M0G2 POO 178
F.2. BLADE MODEL M1G2 N05 180
F.3. BLADE MODEL M1G2 MO 182
F.4. BLADE MODEL M1G2 N15 184
F.5. BLADE MODEL M1G2 N20 186
F.6. BLADE MODEL M1G1 N05 188
F.7. BLADE MODEL M1G1 N10 190
F.8. BLADE MODEL M2G2 N00 192
F.9. BLADE MODEL M2G1 N00 194
F. 10.
BLADE MODEL M0C2 POO 196
F.11.BLADE MODEL M1C2 N05 198
F.12.
BLADE MODEL M1C2 N10 200
F.13.
BLADE MODEL M1C2 N15 202
F.14.
BLADE MODEL M1C2 N20 204
F.15.BLADE MODEL MLCL N05 206
F.16.BLADE MODEL M1C1 N10 208
F.17.BLADE MODEL M2C2 N00 210
F.18.BLADE MODEL M2C1 N00 212
G. APPENDIX G: CLT EXAMPLE 215
G.L. CLT CALCULATION EXAMPLE 215
CURRICULUM VITAE 221
|
| any_adam_object | 1 |
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| author_GND | (DE-588)1042248087 |
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| dewey-full | 621.45 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 621 - Applied physics |
| dewey-raw | 621.45 |
| dewey-search | 621.45 |
| dewey-sort | 3621.45 |
| dewey-tens | 620 - Engineering and allied operations |
| discipline | Energietechnik |
| format | Thesis Book |
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| indexdate | 2024-07-10T00:57:13Z |
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| language | English |
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| spelling | Capellaro, Mark 1968- Verfasser (DE-588)1042248087 aut Aeroelastic design and modeling of bend twist coupled wind turbine blades by Mark Capellaro 2013 XIII, 221 S. Ill., zahlr. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Zsfassung in dt. Sprache Stuttgart, Univ., Diss., 2013 Profil Aerodynamik (DE-588)4126393-5 gnd rswk-swf Windkraftwerk (DE-588)4128839-7 gnd rswk-swf Faserverbundwerkstoff (DE-588)4134341-4 gnd rswk-swf Torsion (DE-588)4125469-7 gnd rswk-swf Rotorblatt (DE-588)4286652-2 gnd rswk-swf Windlast (DE-588)4133242-8 gnd rswk-swf Biegung (DE-588)4130184-5 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Windkraftwerk (DE-588)4128839-7 s Rotorblatt (DE-588)4286652-2 s Profil Aerodynamik (DE-588)4126393-5 s Faserverbundwerkstoff (DE-588)4134341-4 s Windlast (DE-588)4133242-8 s Torsion (DE-588)4125469-7 s Biegung (DE-588)4130184-5 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=026906249&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Capellaro, Mark 1968- Aeroelastic design and modeling of bend twist coupled wind turbine blades Profil Aerodynamik (DE-588)4126393-5 gnd Windkraftwerk (DE-588)4128839-7 gnd Faserverbundwerkstoff (DE-588)4134341-4 gnd Torsion (DE-588)4125469-7 gnd Rotorblatt (DE-588)4286652-2 gnd Windlast (DE-588)4133242-8 gnd Biegung (DE-588)4130184-5 gnd |
| subject_GND | (DE-588)4126393-5 (DE-588)4128839-7 (DE-588)4134341-4 (DE-588)4125469-7 (DE-588)4286652-2 (DE-588)4133242-8 (DE-588)4130184-5 (DE-588)4113937-9 |
| title | Aeroelastic design and modeling of bend twist coupled wind turbine blades |
| title_auth | Aeroelastic design and modeling of bend twist coupled wind turbine blades |
| title_exact_search | Aeroelastic design and modeling of bend twist coupled wind turbine blades |
| title_full | Aeroelastic design and modeling of bend twist coupled wind turbine blades by Mark Capellaro |
| title_fullStr | Aeroelastic design and modeling of bend twist coupled wind turbine blades by Mark Capellaro |
| title_full_unstemmed | Aeroelastic design and modeling of bend twist coupled wind turbine blades by Mark Capellaro |
| title_short | Aeroelastic design and modeling of bend twist coupled wind turbine blades |
| title_sort | aeroelastic design and modeling of bend twist coupled wind turbine blades |
| topic | Profil Aerodynamik (DE-588)4126393-5 gnd Windkraftwerk (DE-588)4128839-7 gnd Faserverbundwerkstoff (DE-588)4134341-4 gnd Torsion (DE-588)4125469-7 gnd Rotorblatt (DE-588)4286652-2 gnd Windlast (DE-588)4133242-8 gnd Biegung (DE-588)4130184-5 gnd |
| topic_facet | Profil Aerodynamik Windkraftwerk Faserverbundwerkstoff Torsion Rotorblatt Windlast Biegung Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=026906249&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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