Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Düsseldorf
VDI-Verl.
2007
|
| Ausgabe: | Als Ms. gedr. |
| Schriftenreihe: | Fortschritt-Berichte / VDI : Reihe 6, Energietechnik
555 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | X, 163 S. graph Darst. 21 cm |
| ISBN: | 9783183555062 |
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| 100 | 1 | |a Großschmidt, Dirk |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods |c Dirk Großschmidt |
| 250 | |a Als Ms. gedr. | ||
| 264 | 1 | |a Düsseldorf |b VDI-Verl. |c 2007 | |
| 300 | |a X, 163 S. |b graph Darst. |c 21 cm | ||
| 336 | |b txt |2 rdacontent | ||
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| 338 | |b nc |2 rdacarrier | ||
| 490 | 1 | |a Fortschritt-Berichte / VDI : Reihe 6, Energietechnik |v 555 | |
| 502 | |a Zugl.: Karlsruhe, Univ., Diss., 2007 | ||
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| 650 | 0 | 7 | |a Reagierende Strömung |0 (DE-588)4137697-3 |2 gnd |9 rswk-swf |
| 650 | 0 | 7 | |a Turbulente Verbrennung |0 (DE-588)4186470-0 |2 gnd |9 rswk-swf |
| 655 | 7 | |0 (DE-588)4113937-9 |a Hochschulschrift |2 gnd-content | |
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| 999 | |a oai:aleph.bib-bvb.de:BVB01-016323533 | ||
Datensatz im Suchindex
| DE-BY-862_location | 2801 |
|---|---|
| DE-BY-FWS_call_number | 2900/07184 |
| DE-BY-FWS_katkey | 715831 |
| DE-BY-FWS_media_number | 083000521329 |
| _version_ | 1824553811262308352 |
| adam_text | Contents
1 Introduction 1
2 Statistical d**crlpt(on of turbulent r*active flow 7
2.1 Deterministic equations 7
2.1.1 Governing continuum flow equations 7
2.1.2 Chemical rate expressions 10
2.2 Definition of statistical properlies 12
2.3 Pdf transport equations 19
2.4 Statistical moment equations 22
2.5 Model dosures 24
2.5.1 Turbulence modeling 24
2.5.2 Turbulent reaction closure 28
3 Turbulent reaction modeis 30
3.1 Objectives 30
3.2 Presumed shape pdf methods 31
3.2.1 History and developments 31
3.2.2 Implementation and Application 32
3.2.3 Drawbacks of the method 37
3.3 Transported pdf methods 38
3.3.1 levels of model ctosure 38
3.3.2 Review of solutkxi methodologies 39
3.3.3 Turbulent jet diffusion flame configurations 40
3.3.4 Ellipse Flow Problems and Complex Geometries 41
3.3.5 Combined gas phase reactions and particte formation 42
4 Lagranglan Sdutlon Algortthm 45
4.1 The exaet pdf equatton 46
4.2 The modeled pdf equatJon 47
4.3 Particte representabon 48
4.4 Algortthm modules 50
4.4.1 First fractional step: chemical reaction 51
4.4.2 Second fractional step: molecular mixing 51
4.4.3 Third fractional step: spatial transport 56
4.5 Interface to the CFD solver 60
5 PDF Modelingof turbulent mixing 62
5.1 Partially stirred plug flow reactor (PaSPFR) 62
5.1.1 Case configuration 62
5.1.2 Governing equations and solution methods 64
5.1.3 Simulation results and error analysis 66
5.2 Mixture field of an turbulent isothermal free jet 72
5.2.1 Test rase configuration and specifiration of boundary conditions 72
5.2.2 Results of conserved scalar pdf transport simulations 73
6 PDF Modeling of Turbulent Flames 81
6.1 TECFLAM Bunsenflame 81
6.1.1 Experimental Setup 81
6.1.2 Boundary conditions 82
6.1.3 Gas phase kinetic scheme 84
6.1.4 Velocity field and turbulence properties 86
6.1.5 Composition field 87
6.1.6 Local probability denstty functions 91
6.2 Turbulent Diffusion Flame; Delft burner 94
6.2.1 Test configuration and boundary conditions 94
6.2.2 Setup of the numerical experiments 94
6.2.3 Results of temperature profiles, rms-values and temperature pdfs 96
6.2.4 Results of the velocity field and turbulent kinetic energy 98
7 Sootparticleformation In laminar flames 103
7.1 Sootmodel 103
7.1.1 Gas phase mechanism 103
7.1.2 Particle Inception 104
7.1.3 Coagulation and Aggregation 105
7.1.4 Surface Reactions of soot particles with gaseous species .... 107
7.2 Soot population balances 108
7.3 Numerical methods for the soot particle size distribution function (psctf) ¦ HO
7.3.1 The method of moments (MoM) 110
7.3.2 Stochastic particle algorithm 112
7.3.3 Comparison of the methods 115
7.4 Laminar premixed flame 117
7.4.1 Setup and modus operandi of the numerical experiments .... 117
7.4.2 Gas phase 118
7.4.3 Particulate Phase 118
8 Soot partlde formatlon In turbulent flames 122
8.1 Stretched laminar flamelet model 123
8.2 Turbulence closure 124
8.3 Population balances for the turbulent case 125
8.4 Simulation of the particulate phase 128
8.5 Turbulent diffusion flame 131
8.5.1 Configuration of the Bartenbach jet flame 131
8.5.2 Resultsand Discussion 132
9 Conclusions 139
Appendix A Derivation of mean equatlons 143
Appendix B Surface Reactlons 147
Bibliography 148
|
| adam_txt |
Contents
1 Introduction 1
2 Statistical d**crlpt(on of turbulent r*active flow 7
2.1 Deterministic equations 7
2.1.1 Governing continuum flow equations 7
2.1.2 Chemical rate expressions 10
2.2 Definition of statistical properlies 12
2.3 Pdf transport equations 19
2.4 Statistical moment equations 22
2.5 Model dosures 24
2.5.1 Turbulence modeling 24
2.5.2 Turbulent reaction closure 28
3 Turbulent reaction modeis 30
3.1 Objectives 30
3.2 Presumed shape pdf methods 31
3.2.1 History and developments 31
3.2.2 Implementation and Application 32
3.2.3 Drawbacks of the method 37
3.3 Transported pdf methods 38
3.3.1 levels of model ctosure 38
3.3.2 Review of solutkxi methodologies 39
3.3.3 Turbulent jet diffusion flame configurations 40
3.3.4 Ellipse Flow Problems and Complex Geometries 41
3.3.5 Combined gas phase reactions and particte formation 42
4 Lagranglan Sdutlon Algortthm 45
4.1 The exaet pdf equatton 46
4.2 The modeled pdf equatJon 47
4.3 Particte representabon 48
4.4 Algortthm modules 50
4.4.1 First fractional step: chemical reaction 51
4.4.2 Second fractional step: molecular mixing 51
4.4.3 Third fractional step: spatial transport 56
4.5 Interface to the CFD solver 60
5 PDF Modelingof turbulent mixing 62
5.1 Partially stirred plug flow reactor (PaSPFR) 62
5.1.1 Case configuration 62
5.1.2 Governing equations and solution methods 64
5.1.3 Simulation results and error analysis 66
5.2 Mixture field of an turbulent isothermal free jet 72
5.2.1 Test rase configuration and specifiration of boundary conditions 72
5.2.2 Results of conserved scalar pdf transport simulations 73
6 PDF Modeling of Turbulent Flames 81
6.1 TECFLAM Bunsenflame 81
6.1.1 Experimental Setup 81
6.1.2 Boundary conditions 82
6.1.3 Gas phase kinetic scheme 84
6.1.4 Velocity field and turbulence properties 86
6.1.5 Composition field 87
6.1.6 Local probability denstty functions 91
6.2 Turbulent Diffusion Flame; Delft burner 94
6.2.1 Test configuration and boundary conditions 94
6.2.2 Setup of the numerical experiments 94
6.2.3 Results of temperature profiles, rms-values and temperature pdfs 96
6.2.4 Results of the velocity field and turbulent kinetic energy 98
7 Sootparticleformation In laminar flames 103
7.1 Sootmodel 103
7.1.1 Gas phase mechanism 103
7.1.2 Particle Inception 104
7.1.3 Coagulation and Aggregation 105
7.1.4 Surface Reactions of soot particles with gaseous species . 107
7.2 Soot population balances 108
7.3 Numerical methods for the soot particle size distribution function (psctf) ¦ HO
7.3.1 The method of moments (MoM) 110
7.3.2 Stochastic particle algorithm 112
7.3.3 Comparison of the methods 115
7.4 Laminar premixed flame 117
7.4.1 Setup and modus operandi of the numerical experiments . 117
7.4.2 Gas phase 118
7.4.3 Particulate Phase 118
8 Soot partlde formatlon In turbulent flames 122
8.1 Stretched laminar flamelet model 123
8.2 Turbulence closure 124
8.3 Population balances for the turbulent case 125
8.4 Simulation of the particulate phase 128
8.5 Turbulent diffusion flame 131
8.5.1 Configuration of the Bartenbach jet flame 131
8.5.2 Resultsand Discussion 132
9 Conclusions 139
Appendix A Derivation of mean equatlons 143
Appendix B Surface Reactlons 147
Bibliography 148 |
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| dewey-full | 621.4023015118 628.532 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 621 - Applied physics 628 - Sanitary engineering |
| dewey-raw | 621.4023015118 628.532 |
| dewey-search | 621.4023015118 628.532 |
| dewey-sort | 3621.4023015118 |
| dewey-tens | 620 - Engineering and allied operations |
| discipline | Chemie / Pharmazie Maschinenbau / Maschinenwesen Bauingenieurwesen Energietechnik |
| discipline_str_mv | Chemie / Pharmazie Maschinenbau / Maschinenwesen Bauingenieurwesen Energietechnik |
| edition | Als Ms. gedr. |
| format | Thesis Book |
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| id | DE-604.BV023121060 |
| illustrated | Not Illustrated |
| index_date | 2024-07-02T19:51:32Z |
| indexdate | 2025-02-20T06:41:48Z |
| institution | BVB |
| isbn | 9783183555062 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-016323533 |
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| owner_facet | DE-210 DE-634 DE-83 DE-862 DE-BY-FWS |
| physical | X, 163 S. graph Darst. 21 cm |
| publishDate | 2007 |
| publishDateSearch | 2007 |
| publishDateSort | 2007 |
| publisher | VDI-Verl. |
| record_format | marc |
| series2 | Fortschritt-Berichte / VDI : Reihe 6, Energietechnik |
| spellingShingle | Großschmidt, Dirk Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods Rußbildung (DE-588)4178737-7 gnd Mathematisches Modell (DE-588)4114528-8 gnd Reagierende Strömung (DE-588)4137697-3 gnd Turbulente Verbrennung (DE-588)4186470-0 gnd |
| subject_GND | (DE-588)4178737-7 (DE-588)4114528-8 (DE-588)4137697-3 (DE-588)4186470-0 (DE-588)4113937-9 |
| title | Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods |
| title_auth | Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods |
| title_exact_search | Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods |
| title_exact_search_txtP | Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods |
| title_full | Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods Dirk Großschmidt |
| title_fullStr | Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods Dirk Großschmidt |
| title_full_unstemmed | Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods Dirk Großschmidt |
| title_short | Modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods |
| title_sort | modeling of chemical reactions and soot formation in turbulent flows by means of stochastic particle methods |
| topic | Rußbildung (DE-588)4178737-7 gnd Mathematisches Modell (DE-588)4114528-8 gnd Reagierende Strömung (DE-588)4137697-3 gnd Turbulente Verbrennung (DE-588)4186470-0 gnd |
| topic_facet | Rußbildung Mathematisches Modell Reagierende Strömung Turbulente Verbrennung Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016323533&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV001897068 |
| work_keys_str_mv | AT großschmidtdirk modelingofchemicalreactionsandsootformationinturbulentflowsbymeansofstochasticparticlemethods |
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