Lattice-Boltzmann methods with hierarchically refined meshes:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Aachen
Shaker
2012
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| Schriftenreihe: | Berichte aus der Strömungstechnik
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XI, 116 S. Ill., graph. Darst. |
| ISBN: | 9783844014686 |
Internformat
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| 245 | 1 | 0 | |a Lattice-Boltzmann methods with hierarchically refined meshes |c Georg Alexander Eitel-Amor |
| 264 | 1 | |a Aachen |b Shaker |c 2012 | |
| 300 | |a XI, 116 S. |b Ill., graph. Darst. | ||
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| 490 | 0 | |a Berichte aus der Strömungstechnik | |
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Datensatz im Suchindex
| _version_ | 1804150111810355200 |
|---|---|
| adam_text | IMAGE 1
CONTENTS
ABSTRACT/OBERSICHT I
NOMENCLATURE VII
1 INTRODUCTION 1
2 KINETIC GAS THEORY 5
2.1 THE IDEAL GAS 5
2.2 DENSITY DISTRIBUTION FUNCTIONS 6
2.3 MACROSCOPIC QUANTITIES 7
2.4 M O M E N T S OF T H E DISTRIBUTION FUNCTION 8
2.5 BOLTZMANN EQUATION 9
2.6 H-THEOREM A N D EQUILIBRIUM 10
2.7 MAXWELL EQUILIBRIUM DISTRIBUTION 10
2.8 CONSERVATION EQUATIONS 12
2.8.1 EULER EQUATIONS 13
2.8.2 NAVIER-STOKES EQUATIONS 13
3 LATTICE-BOLTZMANN METHODS 19
3.1 DERIVATION O F T H E LATTICE-BGK MODEL 19
3.1.1 DISCRETE VELOCITIES 19
3.1.2 SPATIAL A N D TEMPORAL DISCRETIZATION 22
3.2 MULTIPLE-RELAXATION-TIMES MODEL 25
3.3 CASCADED LATTICE-BOLTZMANN MODEL 26
3.4 BOUNDARY CONDITIONS 26
3.4.1 INFLOW A N D OUTFLOW BOUNDARIES 26
3.4.2 SOLID-WALL BOUNDARIES 27
3.5 EXTERNAL FORCES A N D FORCE EVALUATION 28
3.6 LARGE-EDDY SIMULATION 29
4 LOCAL GRID REFINEMENT 31
4.1 INTERPOLATION A N D RESCALING 31
HTTP://D-NB.INFO/1027394760
IMAGE 2
IV CONTENTS
4.2 VOLUMETRIC FORMULATION 37
4.3 SOLUTION-ADAPTIVE MESH REFINEMENT 3 8
5 APPLICATION O F LOCAL GRID REFINEMENT FOR FLOWS OVER BLUNT BODIES 3 9
5.1 LAMINAR FLOW PAST A CIRCULAR CYLINDER 39
5.2 FLOW PAST A SPHERE 45
5.2.1 FLOW A T 100 R E O 300 45
5.2.2 FLOW A T R E D = 3700 47
5.3 SUMMARY A N D DISCUSSION 50
6 SIMULATION O F A TEMPORAL MIXING LAYER 5 3
6.1 VELOCITY SPECTRA A N D TURBULENT KINETIC ENERGY 53
6.2 PROPERTIES O F T H E TEMPORAL MIXING LAYER 54
6.3 SIMULATION SETUP 55
6.4 RESULTS FOR T H E TEMPORAL MIXING LAYER 57
6.4.1 DIRECT-NUMERICAL SIMULATION 57
6.4.2 LARGE-EDDY SIMULATION 57
6.5 S U M M A R Y A N D DISCUSSION 62
7 COMPARISON O F LB METHODS FOR LAMINAR AND TURBULENT FLOWS 6 5
7.1 LID-DRIVEN CAVITY 66
7.2 TURBULENT CHANNEL FLOW 68
7.3 S U M M A R Y A N D DISCUSSION 72
8 SIMULATIONS O F THE FLOW IN THE UPPER HUMAN AIRWAYS 7 3
8.1 FUNDAMENTAL FLUID MECHANICS OF FLOWS IN CURVED GEOMETRIES 75
8.1.1 STEADY FLOW IN CURVED PIPES 75
8.1.2 PULSATILE PIPE FLOW 75
8.2 THE REALISTIC LUNG MODEL 77
8.3 STEADY LUNG FLOW SIMULATIONS USING LOCALLY REFINED MESHES 78
8.4 INVESTIGATION O F PULSATILE FLOW IN T H E U P P E R H U M A N
AIRWAYS 81
8.4.1 COMPARISON OF EXPERIMENTAL A N D NUMERICAL DATA 82
8.4.2 SECONDARY FLOW STRUCTURES 87
8.5 S U M M A R Y A N D DISCUSSION 94
9 CONCLUSIONS AND OUTLOOK 95
BIBLIOGRAPHY 9 8
A REFERENCE NUMBERS 109
IMAGE 3
V
B DISCRETE VELOCITIES IN ZFS CODE 111
C TURBULENCE INITIALIZATION 113
D MRT-D3Q19 MODEL 115
|
| any_adam_object | 1 |
| author | Eitel-Amor, Georg Alexander 1982- |
| author_GND | (DE-588)1029583323 |
| author_facet | Eitel-Amor, Georg Alexander 1982- |
| author_role | aut |
| author_sort | Eitel-Amor, Georg Alexander 1982- |
| author_variant | g a e a gae gaea |
| building | Verbundindex |
| bvnumber | BV040778950 |
| ctrlnum | (OCoLC)826905567 (DE-599)DNB1027394760 |
| dewey-full | 620.10640151864 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 620 - Engineering and allied operations |
| dewey-raw | 620.10640151864 |
| dewey-search | 620.10640151864 |
| dewey-sort | 3620.10640151864 |
| dewey-tens | 620 - Engineering and allied operations |
| discipline | Maschinenbau / Maschinenwesen |
| format | Thesis Book |
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| genre_facet | Hochschulschrift |
| id | DE-604.BV040778950 |
| illustrated | Illustrated |
| indexdate | 2024-07-10T00:33:44Z |
| institution | BVB |
| isbn | 9783844014686 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-025757221 |
| oclc_num | 826905567 |
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| owner_facet | DE-634 |
| physical | XI, 116 S. Ill., graph. Darst. |
| publishDate | 2012 |
| publishDateSearch | 2012 |
| publishDateSort | 2012 |
| publisher | Shaker |
| record_format | marc |
| series2 | Berichte aus der Strömungstechnik |
| spelling | Eitel-Amor, Georg Alexander 1982- Verfasser (DE-588)1029583323 aut Lattice-Boltzmann methods with hierarchically refined meshes Georg Alexander Eitel-Amor Aachen Shaker 2012 XI, 116 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Berichte aus der Strömungstechnik Zugl.: Aachen, Techn. Hochsch., Diss., 2012 Numerische Strömungssimulation (DE-588)4690080-9 gnd rswk-swf Gitterverfeinerung (DE-588)4482690-4 gnd rswk-swf Kartesisches Gitter (DE-588)7614195-0 gnd rswk-swf Gitter-Boltzmann-Methode (DE-588)4772570-9 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Numerische Strömungssimulation (DE-588)4690080-9 s Gitter-Boltzmann-Methode (DE-588)4772570-9 s Kartesisches Gitter (DE-588)7614195-0 s Gitterverfeinerung (DE-588)4482690-4 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=025757221&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Eitel-Amor, Georg Alexander 1982- Lattice-Boltzmann methods with hierarchically refined meshes Numerische Strömungssimulation (DE-588)4690080-9 gnd Gitterverfeinerung (DE-588)4482690-4 gnd Kartesisches Gitter (DE-588)7614195-0 gnd Gitter-Boltzmann-Methode (DE-588)4772570-9 gnd |
| subject_GND | (DE-588)4690080-9 (DE-588)4482690-4 (DE-588)7614195-0 (DE-588)4772570-9 (DE-588)4113937-9 |
| title | Lattice-Boltzmann methods with hierarchically refined meshes |
| title_auth | Lattice-Boltzmann methods with hierarchically refined meshes |
| title_exact_search | Lattice-Boltzmann methods with hierarchically refined meshes |
| title_full | Lattice-Boltzmann methods with hierarchically refined meshes Georg Alexander Eitel-Amor |
| title_fullStr | Lattice-Boltzmann methods with hierarchically refined meshes Georg Alexander Eitel-Amor |
| title_full_unstemmed | Lattice-Boltzmann methods with hierarchically refined meshes Georg Alexander Eitel-Amor |
| title_short | Lattice-Boltzmann methods with hierarchically refined meshes |
| title_sort | lattice boltzmann methods with hierarchically refined meshes |
| topic | Numerische Strömungssimulation (DE-588)4690080-9 gnd Gitterverfeinerung (DE-588)4482690-4 gnd Kartesisches Gitter (DE-588)7614195-0 gnd Gitter-Boltzmann-Methode (DE-588)4772570-9 gnd |
| topic_facet | Numerische Strömungssimulation Gitterverfeinerung Kartesisches Gitter Gitter-Boltzmann-Methode Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=025757221&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT eitelamorgeorgalexander latticeboltzmannmethodswithhierarchicallyrefinedmeshes |