A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization: 25 Tabellen
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | German |
| Veröffentlicht: |
Köln
DLR
2013
|
| Ausgabe: | Als Manuskript gedruckt |
| Schriftenreihe: | DLR, Deutsches Zentrum für Luft- und Raumfahrt Forschungsbericht
2013,16 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Literaturangaben |
| Beschreibung: | VI, 100 Seiten 55 Illustrationen, 25 Tabellen |
Internformat
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Datensatz im Suchindex
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| adam_text | IMAGE 1
CONTENTS
NOMENCLATURE II
1 INTRODUCTION 1
1.1 PROBLEM DESCRIPTION 2
1.2 LITERATURE SURVEY 4
1.3 THESIS MOTIVATION 4
1.4 THESIS OVERVIEW 4
2 AERODYNAMIC SHAPE OPTIMIZATION 7
2.1 MODEL CONSTRUCTION OF OPTIMIZATION PROBLEMS 7
2.2 AERODYNAMIC SHAPE PARAMETERIZATION 8
2.3 MESH GENERATION & FLOW SIMULATION 11
2.4 OPTIMIZATION ALGORITHMS 13
2.5 EXAMPLES FOR OPTIMIZING A DECEPTIVE FUNCTION FOR A 4-DIGIT NACA
PROFILE 17
3 SURROGATE-BASED OPTIMIZATION 21
3.1 OVERVIEW 21
3.2 DESIGN OF EXPERIMENT 22
3.3 SURROGATE MODELS 25
3.4 REFINEMENT STRATEGIES 27
3.5 IMPUTATION OF MISSING DATA 30
3.6 CONVERGENCE CRITERIA 31
3.7 EXAMPLES FOR OPTIMIZING A DECEPTIVE FUNCTION FOR A 4-DIGIT NACA
PROFILE 32
4 HYBRID STRATEGIES FOR GLOBAL OPTIMIZATION BASED ON SURROGATE MODEL 37
4.1 HYBRID REFINEMENT STRATEGIES 37
4.2 ENHANCED HYBRID SAMPLE REFINEMENT STRATEGIES 42
4.3 REFINEMENT FOR PROBLEMS IN MULTIPLE-DIMENSIONAL DESIGN SPACE 47
4.4 EXPERIENCE IN SETTING REFINEMENT PROCESS 51
5 FRAMEWORK 53
5.1 INTRODUCTION 53
5.2 STRUCTURE OF THE FRAMEWORK 53
5.3 APPLICATION OF THE FRAMEWORK 54
6 TEST CASES 61
6.1 MINIMIZATION OF THE DRAG FOR A NLF0416 PROFILE WITH 10 DESIGN
VARIABLES 61
6.2 MINIMIZATION OF THE DRAG FOR A RAE2822 PROFILE WITH MANY DESIGN
VARIABLES 65
6.3 OPTIMIZATION OF THE TAKE-OFF PERFORMANCE FOR A HIGH-LIFT PROFILE
WITH CONSTRAINTS... 69
6.4 OPTIMIZATION DESIGN OF A LAMINAR PROFILE AT TWO DESIGN POINTS 79
7 CONCLUDING REMARKS 91
7.1 ACHIEVEMENTS 91
7.2 CONCLUSIONS 92
7.3 OUTLOOK 93
REFERENCES 95
HTTP://D-NB.INFO/1037494393
|
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| illustrated | Illustrated |
| indexdate | 2024-07-10T00:41:59Z |
| institution | BVB |
| language | German |
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| physical | VI, 100 Seiten 55 Illustrationen, 25 Tabellen |
| publishDate | 2013 |
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| publisher | DLR |
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| series | DLR, Deutsches Zentrum für Luft- und Raumfahrt Forschungsbericht |
| series2 | Forschungsbericht / DLR, Deutsches Zentrum für Luft- und Raumfahrt |
| spelling | Li, Chunna 1982- (DE-588)1037936833 aut A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization 25 Tabellen Chunna Li Als Manuskript gedruckt Köln DLR 2013 VI, 100 Seiten 55 Illustrationen, 25 Tabellen txt rdacontent n rdamedia nc rdacarrier Forschungsbericht / DLR, Deutsches Zentrum für Luft- und Raumfahrt 2013,16 Literaturangaben Zugleich: Braunschweig, Technische Universität, Dissertation, 2013 Modell (DE-588)4039798-1 gnd rswk-swf Aerodynamik (DE-588)4000589-6 gnd rswk-swf Verbesserung (DE-588)4309013-8 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Aerodynamik (DE-588)4000589-6 s Verbesserung (DE-588)4309013-8 s Modell (DE-588)4039798-1 s DE-604 DLR, Deutsches Zentrum für Luft- und Raumfahrt Forschungsbericht 2013,16 (DE-604)BV011758990 2013,16 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=026178204&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Li, Chunna 1982- A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization 25 Tabellen DLR, Deutsches Zentrum für Luft- und Raumfahrt Forschungsbericht Modell (DE-588)4039798-1 gnd Aerodynamik (DE-588)4000589-6 gnd Verbesserung (DE-588)4309013-8 gnd |
| subject_GND | (DE-588)4039798-1 (DE-588)4000589-6 (DE-588)4309013-8 (DE-588)4113937-9 |
| title | A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization 25 Tabellen |
| title_auth | A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization 25 Tabellen |
| title_exact_search | A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization 25 Tabellen |
| title_full | A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization 25 Tabellen Chunna Li |
| title_fullStr | A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization 25 Tabellen Chunna Li |
| title_full_unstemmed | A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization 25 Tabellen Chunna Li |
| title_short | A surrogate-based framework with hybrid refinement strategies for aerodynamic shape optimization |
| title_sort | a surrogate based framework with hybrid refinement strategies for aerodynamic shape optimization 25 tabellen |
| title_sub | 25 Tabellen |
| topic | Modell (DE-588)4039798-1 gnd Aerodynamik (DE-588)4000589-6 gnd Verbesserung (DE-588)4309013-8 gnd |
| topic_facet | Modell Aerodynamik Verbesserung Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=026178204&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV011758990 |
| work_keys_str_mv | AT lichunna asurrogatebasedframeworkwithhybridrefinementstrategiesforaerodynamicshapeoptimization25tabellen |