Recrystallization modeling considering second-phase particles:
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| Main Author: | |
|---|---|
| Format: | Thesis Book |
| Language: | English |
| Published: |
Göttingen
Cuvillier
2010
|
| Edition: | 1. Aufl. |
| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Physical Description: | V, 236 S. Ill., graph. Darst |
| ISBN: | 9783869555607 |
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MARC
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| 020 | |a 9783869555607 |9 978-3-86955-560-7 | ||
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| 100 | 1 | |a Schäfer, Carmen |d 1980- |e Verfasser |0 (DE-588)143009753 |4 aut | |
| 245 | 1 | 0 | |a Recrystallization modeling considering second-phase particles |c vorgelegt von Carmen Schäfer |
| 250 | |a 1. Aufl. | ||
| 264 | 1 | |a Göttingen |b Cuvillier |c 2010 | |
| 300 | |a V, 236 S. |b Ill., graph. Darst | ||
| 336 | |b txt |2 rdacontent | ||
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| 338 | |b nc |2 rdacarrier | ||
| 502 | |a Zugl.: Aachen, Techn. Hochsch., Diss., 2010 | ||
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| _version_ | 1804145795890413568 |
|---|---|
| adam_text | IMAGE 1
CONTENT
1. INTRODUCTION 1
2. RECRYSTALLIZATION 5
2.1 INTRODUCTION 5
2.2 RECRYSTALLIZATION NUCLEATION 6
2.2.1 INSTABILITY CRITERIA 6
2.2.2 TYPES OF NUCLEATION 7
2.2.3 INFLUENCES ON NUCLEATION 11
2.3 NUCLEUS GROWTH 12
2.3.1 GRAIN BOUNDARY MIGRATION 12
2.3.2 INFLUENCE OF RECOVERY 13
2.3.3 INFLUENCE OF SMALL PARTICLES-ZENER DRAG 14
2.3.4 INFLUENCE OF SOLUTES- SOLUTE DRAG 16
2.4 RECRYSTALLIZATION MODELS 18
2.4.1 PHENOMENOLOGICAL MODELS 19
2.4.2 GEOMETRIC MICROSTRUCTURE MODELS 21
2.4.3 VERTEX MODELS 21
2.4.4 DISCRETE MODELS 22
2.4.5 RECRYSTALLIZATION TEXTURE MODELS 23
3. SIMULATION OF RECRYSTALLIZATION USING CELLULAR AUTOMATA 25
3.1. INTRODUCTION 25
3.2 FUNDAMENTALS 26
3.3 THEORY OF THE CELLULAR OPERATOR FOR RECRYSTALLIZATION CORE 27
3.3.1 HISTORY OF CORE 27
3.3.2 A NUCLEATION MODEL FOR CORE 28
3.3.3 MODIFICATIONS OF THE CORE MODEL 29
3.3.4 THEORY OF CORE 29
3.4 MODEL INPUT 33
3.5 MODEL OUTPUT 36
3.6 COUPLING TO THE SOFTENING MODEL CORE-3IVM+ 37
3.7 COUPLING TO THE PRECIPITATION MODEL CORE-CLANG 42
BIBLIOGRAFISCHE INFORMATIONEN HTTP://D-NB.INFO/1008812366
DIGITALISIERT DURCH
IMAGE 2
II CONTENT
3.8 MODIFYING THE REAL-TIME SCALING 44
3.9 QUANTITATIVE NUCLEATION MODELING IN CORE - MODIFICATIONS 45
3.9.1 NUCLEATION-AND THE IMPORTANCE OF THE ABSOLUTE NUCLEUS NUMBER 46
3.9.2 NUCLEATION AT GRAIN BOUNDARIES 47
3.9.3 NUCLEATION IN ORIENTATION GRADIENTS 48
3.9.4 INFLUENCE OF ZENER DRAG ON NUCLEATION 50
3.9.5 THE TOTAL NUCLEUS NUMBER 51
4. PARAMETER STUDIES 55
4.1 INTRODUCTION 55
4.2 INFLUENCE ON RECRYSTALLIZATION TEXTURE 55
4.2.1 INFLUENCE OF PRE-DEFORMATION TEXTURE 56
4.2.2 INFLUENCE OF DISLOCATION DENSITY ON GROWTH 58
4.2.3 INFLUENCE OF STRAIN 59
4.2.4 INFLUENCE OF ALLOY COMPOSITION 62
4.2.5 INFLUENCE OF PARTICLE-STIMULATED NUCLEATION 64
4.2.6 INFLUENCE OF ZENER DRAG 64
4.2.7 INFLUENCE OF THE ARRANGEMENT IN GIA-AGGREGATES 65
4.3 INFLUENCE ON RECRYSTALLIZATION KINETICS 66
4.3.1 COMPARISON WITH JMAK THEORY 66
4.3.2 INFLUENCE OF THE NUMBER OF NUCLEI 67
4.3.3 INFLUENCE OF THE SHAPE OF THE DEFORMED GRAINS 68
4.3.4 INFLUENCE OF THE NUCLEATION RATE 69
4.3.5 INFLUENCE OF DISLOCATION DENSITY ON GROWTH 69
4.3.6 INFLUENCE OF STRAIN 70
4.3.7 INFLUENCE OF INHOMOGENEITIES DURING GROWTH 71
4.3.8 INFLUENCE OF MOBILITY ON GROWTH 74
4.3.9 INFLUENCE OF ZENER DRAG 76
4.3.10 INFLUENCE OF HEATING RATES 80
4.3.11 INFLUENCE OF PARTICLE-STIMULATED NUCLEATION 83
4.3.12 INFLUENCE OF SOLUTE DRAG 84
4.4 INFLUENCE ON GRAIN SIZE DISTRIBUTION 86
4.4.1 INFLUENCE OF THE NUCLEUS NUMBER 86
4.4.2 INFLUENCE OF STRAIN 89
4.4.3 INFLUENCE OF INHOMOGENEITIES 90
4.4.4 INFLUENCE OF MOBILITY DISTRIBUTION 92
4.4.5 INFLUENCE OF PARTICLE-STIMULATED NUCLEATION 92
4.4.6 INFLUENCE OF ZENER DRAG 94
IMAGE 3
M
4.5 PRECISION AND ERRORS 95
4.5.1 INPUT PARAMETERS 95
4.5.2 INACCURACIES DURING THE SIMULATION 96
4.5.3 EVALUATION & INTERPRETATION 97
4.6 CLASSIFICATION OF EFFECTS ON RECRYSTALLIZATION 98
5. M O D EL FOR PARTICLE-STIMULATED NUCLEATION 101
5.1 INTRODUCTION 101
5.2 EVOLUTION OF THE DEFORMATION ZONE (FEE) -EXPERIMENTS 101
5.2.1 APPEARANCE OF THE DEFORMATION ZONE 101
5.2.2 SUBGRAINSIZE 103
5.2.3 MICROTEXTURE IN THE DEFORMATION ZONE 105
5.2.4 P- AND 22 ND ROTATED CUBE TEXTURE COMPONENT 108
5.2.5 NUCLEUS TEXTURE AND FREQUENCY 109
5.3 THE GIA-DZ MODEL FOR I N-GRAIN DEFORMATION ZONE EVOLUTION 111
5.3.1 MODEL SETUP AND GENERAL MODEL BEHAVIOR 111
5.3.2 FEM MODELING 113
5.3.3 STRAIN EVOLUTION IN THE PARTICLE VICINITY 113
5.3.4 TEXTURE EVOLUTION IN THE PARTICLE VICINITY 115
5.3.5 TEXTURE EVOLUTION IN IDEAL ORIENTATIONS 1 19
5.4 MODELING THE EVOLUTION OF THE DEFORMATION ZONE (FEE) 121
5.4.1 INFLUENCE OF DEFORMATION DEGREE, TEMPERATURE AND INITIAL TEXTURE
121 5.4.2 COMPARISON TO EXPERIMENTS 123
5.5 A NUCLEATION MODEL FOR PARTICLE-STIMULATED NUCLEATION 125
5.5.1 IMPLEMENTATION OF PARTICLE-STIMULATED NUCLEATION 125 5.5.2
PRECIPITATION FREE ZONE 126
5.6 CONCLUSIONS 128
6. INFLUENCE OF RECOVERY ON RECRYSTALLIZATION 129
6.1. INTRODUCTION 129
6.2 APPEARANCE OF RECOVERY ACCOMPANYING RECRYSTALLIZATION 130 6.2.1
TEMPERATURE DEPENDENCE OF RECOVERY 130
6.2.2 ORIENTATION DEPENDENCE OF RECOVERY 131
6.2.3 EFFECT OF RECOVERY ON RECRYSTALLIZATION GROWTH 131
6.2.4 COMPARISON TO EMPIRICAL APPROACHES FOR RECOVERY 134 63 MODELING
INCUBATION TIMES 135
6.3.1 TWO MODELS FOR INCUBATION TIMES 136
IMAGE 4
IV CONTENT
6.3.2 APPLICATION OF THE INCUBATION TIME CRITERION 137
6.3.3 MODELING NUCLEATION RATES 139
6.4 CONCLUSIONS 140
7. RECRYSTALLIZATION BEHAVIOR INFLUENCED BY PRECIPITATION EFFECTS 143
7.1 INTRODUCTION 143
7.2 EXPERIMENTAL DATA AND EVALUATION 144
7.2.1 HOMOGENIZATION TREATMENT FOR INITIAL MATERIAL 144
7.2.2 COLD ROLLING OF THE HOMOGENIZED MATERIAL 144
7.2.3 CHARACTERIZATION OF THE HEAT TREATED MATERIAL 145
7.2.4 DATA FOR RECRYSTALLIZATION KINETICS 147
7.2.5 PRECIPITATION DURING ANNEALING 149
7.3 INPUT FOR RECRYSTALLIZATION MODELING 149
7.3.1 DEFORMATION SIMULATIONS 149
7.3.2 SUB-STRUCTURAL QUANTITIES AND NUCLEATION 150
7.3.3 PRECIPITATION BEHAVIOR 152
7.3.4 GROWTH AND RECOVERY PARAMETERS 153
7.4 RESULTS OF THE RECRYSTALLIZATION PREDICTIONS 154
7.4.1 SIMULATED GRAIN SIZE AND GRAIN SIZE DISTRIBUTIONS 154 7.4.2
SIMULATED RECRYSTALLIZATION TEXTURES 156
7.4.3 SIMULATED RECRYSTALLIZATION KINETICS 157
7.5 DISCUSSION OF RECRYSTALLIZATION KINETICS 158
7.5.1 THE INFLUENCE OF RECOVERY 159
7.5.2 ACCURACY OF CLANG PREDICTIONS 159
7.5.3 PARTICLE COARSENING 160
7.5.4 CONCURRENT PROGRESS OF PRECIPITATION COARSENING AND RECOVERY 161
7.5.5 INTRODUCING A NEW KINETICS 162
7.6 CONCLUSIONS 166
8. INFLUENCE OF HEATING RATES ON THE RECRYSTALLIZATION BEHAVIOR 169
8.1 INTRODUCTION 169
8.2 EXPERIMENTAL DATA 170
8.2.1 CHARACTERIZATION OF THE INDUSTRIALLY PROCESSED MATERIAL 170 8.2.2
CONSIDERED TIME-TEMPERATURE CURVES 171
8.2.3 CHARACTERIZATION OF THE HEAT-TREATED MATERIAL 172
8.2.4 DATA FOR RECRYSTALLIZATION KINETICS 173
8.2.5 PRECIPITATION DURING ANNEALING 174
8.2.6 GROWTH SELECTION OF P-ORIENTED NUCLEI 175
IMAGE 5
8.3
8.4
8.5
8.6
INPUT FOR RECRYSTALLIZATION MODELING
8.3.1 DEFORMATION MODELING 8.3.2 SUB-STRUCTURAL QUANTITIES AND NUCLEUS
ORIENTATIONS 8.3.3 PRECIPITATION INPUT RECRYSTALLIZATION SIMULATIONS
8.4.1 RECRYSTALLIZATION TEXTURES 8.4.2 RECRYSTALLIZATION KINETICS 8.4.3
GRAIN SIZE DISTRIBUTION EFFECT OF ORIENTATION DEPENDENT GROWTH RATES
CONCLUSIONS
9. THROUGH-PROCESS MODELING OF AA3103 SHEET FABRICATION
9.1
9.2
93
9.4
9.5
9.6
9.7
INTRODUCTION
9.1.1 PROCESS DESCRIPTION 9.1.2 MODELING SETUP WORK-HARDENING BEHAVIOR
HOT ROLLING
COIL COOLING
COLD ROLLING
FINAL ANNEALING
9.6.1 PRECIPITATION MODELING 9.6.2 MODELING OF RECOVERY 9.6.3 MODELING
OF RECRYSTALLIZATION KINETICS 9.6.4 MODELING OF CRYSTALLIZED GRAIN
SIZES 9.6.5 MODELING OF RECRYSTALLIZATION TEXTURES ASSESSMENT OF
THROUGH-PROCESS PREDICTIONS
10. SUMMARY
11. ZUSAMMENFASSUNG
REFERENCES
177
178 178 180 183
183 185 187 190
191
193
193
193 194 195
197
201
202
205
205 209 209 212 215 219
221
225
229
CURRICULUM VITAE
|
| any_adam_object | 1 |
| author | Schäfer, Carmen 1980- |
| author_GND | (DE-588)143009753 |
| author_facet | Schäfer, Carmen 1980- |
| author_role | aut |
| author_sort | Schäfer, Carmen 1980- |
| author_variant | c s cs |
| building | Verbundindex |
| bvnumber | BV037483927 |
| ctrlnum | (OCoLC)725049437 (DE-599)BVBBV037483927 |
| dewey-full | 669.96 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 669 - Metallurgy |
| dewey-raw | 669.96 |
| dewey-search | 669.96 |
| dewey-sort | 3669.96 |
| dewey-tens | 660 - Chemical engineering |
| discipline | Chemie / Pharmazie |
| edition | 1. Aufl. |
| format | Thesis Book |
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| indexdate | 2024-07-09T23:25:08Z |
| institution | BVB |
| isbn | 9783869555607 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-022635436 |
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| physical | V, 236 S. Ill., graph. Darst |
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| spelling | Schäfer, Carmen 1980- Verfasser (DE-588)143009753 aut Recrystallization modeling considering second-phase particles vorgelegt von Carmen Schäfer 1. Aufl. Göttingen Cuvillier 2010 V, 236 S. Ill., graph. Darst txt rdacontent n rdamedia nc rdacarrier Zugl.: Aachen, Techn. Hochsch., Diss., 2010 Rekristallisation swd Legierung swd Mikrochemie swd Zellularer Automat swd (DE-588)4113937-9 Hochschulschrift gnd-content DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022635436&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Schäfer, Carmen 1980- Recrystallization modeling considering second-phase particles Rekristallisation swd Legierung swd Mikrochemie swd Zellularer Automat swd |
| subject_GND | (DE-588)4113937-9 |
| title | Recrystallization modeling considering second-phase particles |
| title_auth | Recrystallization modeling considering second-phase particles |
| title_exact_search | Recrystallization modeling considering second-phase particles |
| title_full | Recrystallization modeling considering second-phase particles vorgelegt von Carmen Schäfer |
| title_fullStr | Recrystallization modeling considering second-phase particles vorgelegt von Carmen Schäfer |
| title_full_unstemmed | Recrystallization modeling considering second-phase particles vorgelegt von Carmen Schäfer |
| title_short | Recrystallization modeling considering second-phase particles |
| title_sort | recrystallization modeling considering second phase particles |
| topic | Rekristallisation swd Legierung swd Mikrochemie swd Zellularer Automat swd |
| topic_facet | Rekristallisation Legierung Mikrochemie Zellularer Automat Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022635436&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| work_keys_str_mv | AT schafercarmen recrystallizationmodelingconsideringsecondphaseparticles |