A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors:
Saved in:
| Main Author: | |
|---|---|
| Format: | Thesis Book |
| Language: | English |
| Published: |
Düsseldorf
VDI-Verl.
2007
|
| Edition: | Als Ms. gedr. |
| Series: | Fortschritt-Berichte VDI
Reihe 6, Energietechnik ; 549 |
| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Physical Description: | VIII, 117 S. Ill., graph. Darst. 21 cm |
| ISBN: | 9783183549061 |
Staff View
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| adam_text | FORTSCHRITT-BERICHTE VDI REIHE 6 ENERGIETECHNIK DIPL.-LNG. BERNHARD
WEGNER, BRUSSELS NR. 549 L A LARGE-EDDY SIMULATION TECHNIQUE FOR THE
PREDICTION OF FLOW, MIXING AND COMBUSTION IN GAS TURBINE COMBUSTORS
CONTENTS NOMENCLATURE VII 1 INTRODUCTION 1 1.1 GENERAL MOTIVATION 1 1.2
STATE OF THE ART 3 1.3 PURPOSE OF THIS STUDY 4 1.4 OUTLINE 4 2 THEORY 5
2.1 GOVERNING EQUATIONS 5 2.2 TURBULENCE 7 2.2.1 TIME AND LENGTH SCALES
OF TURBULENCE 7 2.2.2 THE ENERGY SPECTRUM 9 2.2.3 MODELLING APPROACHES
TO TURBULENCE 10 2.3 COMBUSTION 16 2.3.1 CHEMICAL KINETICS AND REACTION
MECHANISMS 17 2.3.2 REDUCTION STRATEGIES 18 2.3.3 NON-PREMIXED FLAMES 20
2.3.4 PREMIXED FLAMES 21 2.3.5 PARTIALLY PREMIXED FLAMES 22 2.4
TURBULENCE-CHEMISTRY INTERACTION 24 3 MODELLING APPROACH 26 3.1 LOW
MACH-NUMBER APPROXIMATION 26 3.2 FAVRE-FILTERING 26 3.3 SUBGRID SCALE
CLOSURE 27 3.3.1 DYNAMIC PROCEDURE 28 3.4 COMBUSTION MODELLING 30 3.4.1
THE STEADY FLAMELET MODEL 31 3.4.2 FLAMELET GENERATED MANIFOLDS 34 3.5
BOUNDARY CONDITIONS 40 3.5.1 NEAR-WALL REGION 40 3.5.2 INFLOW CONDITIONS
41 4 NUMERICAL METHOD 43 4.1 SPATIAL DISCRETIZATION 43 4.1.1 GRID
ARRANGEMENT 44 CONTENTS 4.1.2 APPROXIMATION OF INTEGRALS 45 4.1.3
CONVECTIVE FLUXES 46 4.1.4 DIFFUSIVE FLUXES 51 4.1.5 OTHER TERMS 52 4.2
TEMPORAL DISCRETIZATION 54 4.2.1 TIME STEPPING 54 4.2.2 TIME DERIVATIVE
OF DENSITY 55 4.3 PRESSURE CORRECTION 56 4.4 BOUNDARY CONDITIONS 59 4.5
SOLUTION PROCEDURE 61 4.5.1 ITERATION PROCEDURE 61 4.5.2 PARALLELIZATION
63 4.6 CODE VERIFICATION - CONVECTED SCALAR WAVE 64 4.6.1 CONFIGURATION
AND SETUP 64 4.6.2 RESULTS AND DISCUSSION 65 5 APPLICATIONS 69 5.1
TURBULENT JET DIFFUSION FLAME 69 5.1.1 CONFIGURATION AND SETUP 69 5.1.2
RESULTS AND DISCUSSION 71 5.1.3 SUMMARY 74 5.2 ISOTHERMAL UNCONFINED
SWIRL FLOW 76 5.2.1 CONFIGURATION AND SETUP 76 5.2.2 RESULTS AND
DISCUSSION 78 5.2.3 SUMMARY 87 5.3 MODEL GAS TURBINE COMBUSTOR 88 5.3.1
CONFIGURATION AND SETUP 88 5.3.2 ISOTHERMAL CONDITIONS 91 5.3.3 REACTING
CONDITIONS 96 5.3.4 SUMMARY 106 6 CONCLUSIONS 108 BIBLIOGRAPHY 110
|
| adam_txt |
FORTSCHRITT-BERICHTE VDI REIHE 6 ENERGIETECHNIK DIPL.-LNG. BERNHARD
WEGNER, BRUSSELS NR. 549 L A LARGE-EDDY SIMULATION TECHNIQUE FOR THE
PREDICTION OF FLOW, MIXING AND COMBUSTION IN GAS TURBINE COMBUSTORS
CONTENTS NOMENCLATURE VII 1 INTRODUCTION 1 1.1 GENERAL MOTIVATION 1 1.2
STATE OF THE ART 3 1.3 PURPOSE OF THIS STUDY 4 1.4 OUTLINE 4 2 THEORY 5
2.1 GOVERNING EQUATIONS 5 2.2 TURBULENCE 7 2.2.1 TIME AND LENGTH SCALES
OF TURBULENCE 7 2.2.2 THE ENERGY SPECTRUM 9 2.2.3 MODELLING APPROACHES
TO TURBULENCE 10 2.3 COMBUSTION 16 2.3.1 CHEMICAL KINETICS AND REACTION
MECHANISMS 17 2.3.2 REDUCTION STRATEGIES 18 2.3.3 NON-PREMIXED FLAMES 20
2.3.4 PREMIXED FLAMES 21 2.3.5 PARTIALLY PREMIXED FLAMES 22 2.4
TURBULENCE-CHEMISTRY INTERACTION 24 3 MODELLING APPROACH 26 3.1 LOW
MACH-NUMBER APPROXIMATION 26 3.2 FAVRE-FILTERING 26 3.3 SUBGRID SCALE
CLOSURE 27 3.3.1 DYNAMIC PROCEDURE 28 3.4 COMBUSTION MODELLING 30 3.4.1
THE STEADY FLAMELET MODEL 31 3.4.2 FLAMELET GENERATED MANIFOLDS 34 3.5
BOUNDARY CONDITIONS 40 3.5.1 NEAR-WALL REGION 40 3.5.2 INFLOW CONDITIONS
41 4 NUMERICAL METHOD 43 4.1 SPATIAL DISCRETIZATION 43 4.1.1 GRID
ARRANGEMENT 44 CONTENTS 4.1.2 APPROXIMATION OF INTEGRALS 45 4.1.3
CONVECTIVE FLUXES 46 4.1.4 DIFFUSIVE FLUXES 51 4.1.5 OTHER TERMS 52 4.2
TEMPORAL DISCRETIZATION 54 4.2.1 TIME STEPPING 54 4.2.2 TIME DERIVATIVE
OF DENSITY 55 4.3 PRESSURE CORRECTION 56 4.4 BOUNDARY CONDITIONS 59 4.5
SOLUTION PROCEDURE 61 4.5.1 ITERATION PROCEDURE 61 4.5.2 PARALLELIZATION
63 4.6 CODE VERIFICATION - CONVECTED SCALAR WAVE 64 4.6.1 CONFIGURATION
AND SETUP 64 4.6.2 RESULTS AND DISCUSSION 65 5 APPLICATIONS 69 5.1
TURBULENT JET DIFFUSION FLAME 69 5.1.1 CONFIGURATION AND SETUP 69 5.1.2
RESULTS AND DISCUSSION 71 5.1.3 SUMMARY 74 5.2 ISOTHERMAL UNCONFINED
SWIRL FLOW 76 5.2.1 CONFIGURATION AND SETUP 76 5.2.2 RESULTS AND
DISCUSSION 78 5.2.3 SUMMARY 87 5.3 MODEL GAS TURBINE COMBUSTOR 88 5.3.1
CONFIGURATION AND SETUP 88 5.3.2 ISOTHERMAL CONDITIONS 91 5.3.3 REACTING
CONDITIONS 96 5.3.4 SUMMARY 106 6 CONCLUSIONS 108 BIBLIOGRAPHY 110 |
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| author | Wegner, Bernhard 1974- |
| author_GND | (DE-588)132613085 |
| author_facet | Wegner, Bernhard 1974- |
| author_role | aut |
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| bvnumber | BV023254798 |
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| dewey-full | 621.4330113 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 621 - Applied physics |
| dewey-raw | 621.4330113 |
| dewey-search | 621.4330113 |
| dewey-sort | 3621.4330113 |
| dewey-tens | 620 - Engineering and allied operations |
| discipline | Maschinenbau / Maschinenwesen |
| discipline_str_mv | Maschinenbau / Maschinenwesen |
| edition | Als Ms. gedr. |
| format | Thesis Book |
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| id | DE-604.BV023254798 |
| illustrated | Illustrated |
| index_date | 2024-07-02T20:29:18Z |
| indexdate | 2025-02-20T06:41:48Z |
| institution | BVB |
| isbn | 9783183549061 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-016440099 |
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| physical | VIII, 117 S. Ill., graph. Darst. 21 cm |
| publishDate | 2007 |
| publishDateSearch | 2007 |
| publishDateSort | 2007 |
| publisher | VDI-Verl. |
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| series | Fortschritt-Berichte VDI |
| series2 | Fortschritt-Berichte VDI : Reihe 6, Energietechnik |
| spellingShingle | Wegner, Bernhard 1974- A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors Fortschritt-Berichte VDI Turbulente Verbrennung (DE-588)4186470-0 gnd Reagierende Strömung (DE-588)4137697-3 gnd Brennkammer (DE-588)4127347-3 gnd LES Strömung (DE-588)4315616-2 gnd Gasturbine (DE-588)4019416-4 gnd |
| subject_GND | (DE-588)4186470-0 (DE-588)4137697-3 (DE-588)4127347-3 (DE-588)4315616-2 (DE-588)4019416-4 (DE-588)4113937-9 |
| title | A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors |
| title_auth | A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors |
| title_exact_search | A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors |
| title_exact_search_txtP | A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors |
| title_full | A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors Bernhard Wegner |
| title_fullStr | A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors Bernhard Wegner |
| title_full_unstemmed | A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors Bernhard Wegner |
| title_short | A large-eddy simulation technique for the prediction of flow, mixing and combustion in gas turbine combustors |
| title_sort | a large eddy simulation technique for the prediction of flow mixing and combustion in gas turbine combustors |
| topic | Turbulente Verbrennung (DE-588)4186470-0 gnd Reagierende Strömung (DE-588)4137697-3 gnd Brennkammer (DE-588)4127347-3 gnd LES Strömung (DE-588)4315616-2 gnd Gasturbine (DE-588)4019416-4 gnd |
| topic_facet | Turbulente Verbrennung Reagierende Strömung Brennkammer LES Strömung Gasturbine Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016440099&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV001897068 |
| work_keys_str_mv | AT wegnerbernhard alargeeddysimulationtechniqueforthepredictionofflowmixingandcombustioningasturbinecombustors |
Indexes
THWS Schweinfurt Magazin
| Call Number: |
2900 07095 |
|---|---|
| Copy 1 | bestellbar aus dem Magazin Available Place a Hold |