Investigation of high Reynolds number pipe flow: CoLaPIPE experiments
Gespeichert in:
| 1. Verfasser: | |
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| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2015
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| Schlagworte: | |
| Online-Zugang: | Volltext Volltext Volltext Inhaltsverzeichnis |
| Beschreibung: | XVI, 142 S. Ill., graph. Darst. |
Internformat
MARC
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| 100 | 1 | |a König, Franziska |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Investigation of high Reynolds number pipe flow |b CoLaPIPE experiments |c vorgelegt von Franziska König |
| 264 | 1 | |c 2015 | |
| 300 | |a XVI, 142 S. |b Ill., graph. Darst. | ||
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| 338 | |b nc |2 rdacarrier | ||
| 502 | |a Cottbus-Senftenberg, Techn. Univ., Diss., 2015 | ||
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| 650 | 0 | 7 | |a Turbulente Strömung |0 (DE-588)4117265-6 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Reynolds-Zahl |0 (DE-588)4177959-9 |2 gnd |9 rswk-swf |
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| 655 | 7 | |0 (DE-588)4113937-9 |a Hochschulschrift |2 gnd-content | |
| 689 | 0 | 0 | |a Reynolds-Zahl |0 (DE-588)4177959-9 |D s |
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Datensatz im Suchindex
| _version_ | 1804175006713774080 |
|---|---|
| adam_text | CONTENTS
LIST OF FIGURES XII
LIST OF TABLES XV
NOMENCLATURE : XVI
ABSTRACT XIX
1 PREAMBLE 1
1.1 INTRODUCTION 1
1.2 MOTIVATION 3
1.3 PRELIMINARY WORK 5
1.3.1 EXPERIMENTAL SETUP (
1.3.2 MEASUREMENT TECHNIQUES G
1.3.3 RESULTS 7
2 LITERATURE REVIEW 10
2.1 THE ONSET OF SUSTAINED TURBULENCE 12
2.2 MODERATE REYNOLDS NUMBER RANGE 23
2.3 HIGH AND VERY HIGLI REYNOLDS NUMBERS - AN APPROACH TO NATURE 35
2.4 NUMERICAL APPROACH TO TURBULENCE IN PIPE FLOW 39
3 THEORETICAL ANALYSIS AND BACKGROUND 45
3.1 GOVERNING EQUATIONS 45
3.2 GENERAL ASPECTS ON PIPE FLOW 50
3.2.1 LAMINAR PIPE FLOW 51
3.2.2 LAMINAR-TOTURBULENT TRANSITION 52
3.3 THE STRUCTURE OF THE TURBULENT BOUNDARY LAYER 53
3.3.1 THE VISCOUS SUBLAYER 55
3.3.2 THE BUFFER LAYER 5G
3.3.3 THE LOGARITHMIC REGION OF THE BOUNDARY LAYER 57
3.3.4 THE OUTER OR CORE REGION OF THE BOUNDARY LAYER 58
IX
HTTP://D-NB.INFO/1074491130
4 THE DESIGN PROCESS OF THE COLAPIPE 60
4.1 PIPE TEST SECTIONS CO
4.1.1 FLOW DEVELOPMENT 02
4.1.2 SURFACE ROUGHNESS C3
4.1.IF DIAMETER ACCURACY 63
4.1.4 STRAIGHTUESS AND ALIGNMENT 04
4.1.5 TEST PIPE CONNECTIONS 05
4.2 SETTLING CHAMBER 06
4.2.1 INLET CONTRACTION G9
4.2.2 COOLING SYSTEM 70
4.3 BLOWER UNIT 72
4.4 FINAL SETUP OF COLAPIPE 7.3
5 MEASUREMENT TECHNIQUES AND DATA ACQUISITION SYSTEM 76
5.1 PRESSURE MEASUREMENTS 70
5.1.1 MEASUREMENT OF AMBIENT PRESSURE 70
5.1.2 MEASUREMENT OF STATIC PRESSURE 77
5.2 TEMPERATURE MEASUREMENT 80
5.3 VELOCITY MEASUREMENTS 80
5.3.1 BASIC PRINCIPAL 80
5.3.2 HOT-WIRE CALIBRATION 81
5.3.3 APPLICATION AT COLAPIPE 82
5.4 DATA ACQUISITION 8.3
5.5 QUANTIFICATION OF MEASUREMENT UNCERTAINTIES 84
5.0 DETERMINATION OF FLUID FLOW PROPERTIES 85
5.7 ACCURATE POSITIONING OF HWA PROBES 88
5.7.1 APPLICATION OF OPTICAL METHOD TO COLAPIPE 89
6 RESULTS 91
0.1 BOUNDARY CONDITIONS 91
0.1.1 INLET FLOW CONDITIONS 91
0.1.2 PRESSURE DISTRIBUTION 93
0.1.3 TRANSITION SCENARIO 95
0.2 DEVELOPMENT LENGTH - NATURAL TRANSITION CASE 97
0.3 DEVELOPMENT LENGTH - ARTIFICIAL TRANSITION CASE 100
0.4 ESTIMATION OF WALL SHEAR STRESS 105
0.4.1 MEAN PRESSURE GRADIENT METHOD 105
0.4.2 VISCOUS SUBLAYER PROFILE METHOD 109
0.4.3 CLAUSER CHART METHOD 112
6.5 COMPARISON OF DIFFERENT METHODS 115
6.6 MEAN VELOCITY SCALING 117
6.7 SCALING OF FLUCTUATING VELOCITY 121
6.7.1 SPATIAL RESOLUTION CORRECTION 126
7 SUMMARY AND OUTLOOK 129
7.1 SUMMARY 129
7.2 OUTLOOK 130
REFERENCES 133
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| spelling | König, Franziska Verfasser aut Investigation of high Reynolds number pipe flow CoLaPIPE experiments vorgelegt von Franziska König 2015 XVI, 142 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Cottbus-Senftenberg, Techn. Univ., Diss., 2015 Rohrströmung (DE-588)4050412-8 gnd rswk-swf Turbulente Strömung (DE-588)4117265-6 gnd rswk-swf Reynolds-Zahl (DE-588)4177959-9 gnd rswk-swf Windkanal (DE-588)4189940-4 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Reynolds-Zahl (DE-588)4177959-9 s Rohrströmung (DE-588)4050412-8 s Turbulente Strömung (DE-588)4117265-6 s Windkanal (DE-588)4189940-4 s DE-604 Erscheint auch als Online-Ausgabe urn:nbn:de:kobv:co1-opus4-35392 https://opus4.kobv.de/opus4-btu/frontdoor/index/index/docId/3539 Verlag kostenfrei Volltext https://opus4.kobv.de/opus4-btu/files/3539/Koenig_Franziska.pdf pdf kostenfrei Volltext https://nbn-resolving.org/urn:nbn:de:kobv:co1-opus4-35392 Resolving-System kostenfrei Volltext DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=028208954&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | König, Franziska Investigation of high Reynolds number pipe flow CoLaPIPE experiments Rohrströmung (DE-588)4050412-8 gnd Turbulente Strömung (DE-588)4117265-6 gnd Reynolds-Zahl (DE-588)4177959-9 gnd Windkanal (DE-588)4189940-4 gnd |
| subject_GND | (DE-588)4050412-8 (DE-588)4117265-6 (DE-588)4177959-9 (DE-588)4189940-4 (DE-588)4113937-9 |
| title | Investigation of high Reynolds number pipe flow CoLaPIPE experiments |
| title_auth | Investigation of high Reynolds number pipe flow CoLaPIPE experiments |
| title_exact_search | Investigation of high Reynolds number pipe flow CoLaPIPE experiments |
| title_full | Investigation of high Reynolds number pipe flow CoLaPIPE experiments vorgelegt von Franziska König |
| title_fullStr | Investigation of high Reynolds number pipe flow CoLaPIPE experiments vorgelegt von Franziska König |
| title_full_unstemmed | Investigation of high Reynolds number pipe flow CoLaPIPE experiments vorgelegt von Franziska König |
| title_short | Investigation of high Reynolds number pipe flow |
| title_sort | investigation of high reynolds number pipe flow colapipe experiments |
| title_sub | CoLaPIPE experiments |
| topic | Rohrströmung (DE-588)4050412-8 gnd Turbulente Strömung (DE-588)4117265-6 gnd Reynolds-Zahl (DE-588)4177959-9 gnd Windkanal (DE-588)4189940-4 gnd |
| topic_facet | Rohrströmung Turbulente Strömung Reynolds-Zahl Windkanal Hochschulschrift |
| url | https://opus4.kobv.de/opus4-btu/frontdoor/index/index/docId/3539 https://opus4.kobv.de/opus4-btu/files/3539/Koenig_Franziska.pdf https://nbn-resolving.org/urn:nbn:de:kobv:co1-opus4-35392 http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=028208954&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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