Microstructure based formability modelling of multiphase steels:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Aachen
Shaker
2009
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| Schriftenreihe: | Berichte aus dem Institut für Eisenhüttenkunde
2009,9 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | VIII, 175 S. Ill., graph. Darst. |
| ISBN: | 9783832283261 |
Internformat
MARC
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Datensatz im Suchindex
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| adam_text | TABLE OF CONTENTS I TABLE OF CONTENTS TABLE OF CONTENTS I LIST OF
ABBREVIATIONS AND SYMBOLS IV 1 INTRODUCTION 1 1.1 SCIENTIFIC AND
TECHNOLOGICAL PROBLEM 1 1.2 OBJECTIVES AND SCOPE 3 2 THEORETICAL
FUNDAMENTALS 4 2.1 MULTIPHASE STEELS 4 2.1.1 MICROSTRUCTURE AND
MECHANICAL PROPERTIES 5 2.1.2 PROCESSING 9 2.1.3 TRANSFORMATION INDUCED
PLASTICITY (TRIP EFFECT) 12 2.1.4 FRACTURE MECHANISMS AND BEHAVIOUR. 21
2.2 FORMABILITY CHARACTERISATION 26 2.2.1 HYDRAULIC BULGE TEST 28 2.2.2
FORMING LIMIT DIAGRAM (FLD) 29 2.2.3 FORMING LIMIT STRESS DIAGRAM (FLSD)
33 2.2.4 HOLE EXPANDING TEST 34 2.3 MODELLING OF MATERIAL DAMAGE AND
FAILURE 36 2.3.1 THE J CONTOUR INTEGRAL 37 2.3.2 DAMAGE CURVE 40 2.3.3
GURSON-TVERGAARD-NEEDLEMAN (GTN) MODEL 42 2.3.4 COHESIVE ZONE MODEL
(CZM) 46 3 EXPERIMENTAL INVESTIGATIONS 50 3.1 MATERIAL AND INITIAI
MICROSTRUCTURE 50 3.2 TENSILE TEST AND BULGE TEST 56 3.3 NAKAZIMA
STRETCH-FORMING TEST 59 BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/995433305 DIGITALISIERT DURCH 6.2.1 MICROSTRUCTURE
SIMULATIONS 122 II TABLE OF CONTENTS 3.4 HOLE EXPANDING TEST 60 4
MODELLING AND SIMULATION 62 4.1 MACROSCOPIC SIMULATION 62 4.2
MICROSCOPIC SIMULATION WITH REPRESENTATIVE VOLUME ELEMENT (RVE) 64 4.2.1
TWO DIMENSIONAL RVE 64 4.2.2 THREE DIMENSIONAL RVE 66 4.3 FLOW CURVE
PREDICTION 67 4.4 FORMABILITY PREDICTION 73 4.5 DAMAGE AND FAILURE 75
4.5.1 GTN MODEL PARAMETER IDENTIFICATION 75 4.5.2 CZM MODEL PARAMETER
IDENTIFICATION 79 5 RESULTS 83 5.1 EXPERIMENTAL 83 5.1.1 MECHANICAL
PROPERTIES 83 5.1.2 MICROSTRUCTURE EVOLUTION AND FRACTURE BEHAVIOUR 85
5.2 FORMABILITY PREDICTION (GTN AND CZM) 89 5.3 EFFECT OF VARIATION OF
THE RVE 101 5.3.1 DIMENSIONALITY 2D-3D 102 5.3.2 MESH SIZE 105 5.3.3
BOUNDARY CONDITIONS 107 5.4 STUDIES OF DAMAGE MODEL PARAMETERS 110 5.4.1
GTN 110 5.4.2 CZM H4 6 INVESTIGATION ON THE SEGREGATION INDUCED
MICROCRACK IN TRIP STEEL 121 6.1 PROBLEM DESCRIPTION 121 6.2 METHOD 121
REFERENCES 163 TABLE OF CONTENTS HI 6.2.2 FRACTURE MECHANICS CONCEPT 123
6.2.3 DAMAGE MECHANICS CONCEPT 124 6.3 RESULTS 124 6.3.1 MICROSTRUCTURE
BASED DESCRIPTION OF THE STRAIN HARDENING BEHAVIOUR 124 6.3.2
DETERMINATION OF FAILURE CRITERIA 128 6.4 APPLICATION OF THE CONCEPTS ON
BULGE TEST AND STRETCH-FORMING TEST 135 6.4.1 APPLICATION OF THE
FRACTURE MECHANICS CONCEPT 135 6.4.2 APPLICATION OF THE DAMAGE CURVE 138
6.5 DISCUSSION AND OUTLOOK 145 7 DISCUSSION AND OUTLOOK 147 7.1 EFFECT
OF MARTENSITE VOLUME FRACTION IN DP STEEL 147 7.2 EFFECT OF TEMPERING
MARTENSITE 149 7.3 CONSIDERATION OF THE TRIP EFFECT 152 8 SUMMARY 158
|
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| author | Uthaisangsuk, Vitoon 1977- |
| author_GND | (DE-588)138690367 |
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| dewey-full | 672.3 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 672 - Iron, steel, other iron alloys |
| dewey-raw | 672.3 |
| dewey-search | 672.3 |
| dewey-sort | 3672.3 |
| dewey-tens | 670 - Manufacturing |
| discipline | Werkstoffwissenschaften / Fertigungstechnik |
| format | Thesis Book |
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| id | DE-604.BV036120217 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T22:12:30Z |
| institution | BVB |
| isbn | 9783832283261 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-019010215 |
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| physical | VIII, 175 S. Ill., graph. Darst. |
| publishDate | 2009 |
| publishDateSearch | 2009 |
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| publisher | Shaker |
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| series | Berichte aus dem Institut für Eisenhüttenkunde |
| series2 | Berichte aus dem Institut für Eisenhüttenkunde |
| spelling | Uthaisangsuk, Vitoon 1977- Verfasser (DE-588)138690367 aut Microstructure based formability modelling of multiphase steels Vitoon Uthaisangsuk Aachen Shaker 2009 VIII, 175 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Berichte aus dem Institut für Eisenhüttenkunde 2009,9 Zugl.: Aachen, Techn. Hochsch., Diss., 2009 Blechumformen swd Finite-Elemente-Methode swd Mehrphasenstahl swd Mikrostruktur swd Prozessmodell swd Werkstoffschädigung swd (DE-588)4113937-9 Hochschulschrift gnd-content Berichte aus dem Institut für Eisenhüttenkunde 2009,9 (DE-604)BV007230273 2009,9 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=019010215&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Uthaisangsuk, Vitoon 1977- Microstructure based formability modelling of multiphase steels Berichte aus dem Institut für Eisenhüttenkunde Blechumformen swd Finite-Elemente-Methode swd Mehrphasenstahl swd Mikrostruktur swd Prozessmodell swd Werkstoffschädigung swd |
| subject_GND | (DE-588)4113937-9 |
| title | Microstructure based formability modelling of multiphase steels |
| title_auth | Microstructure based formability modelling of multiphase steels |
| title_exact_search | Microstructure based formability modelling of multiphase steels |
| title_full | Microstructure based formability modelling of multiphase steels Vitoon Uthaisangsuk |
| title_fullStr | Microstructure based formability modelling of multiphase steels Vitoon Uthaisangsuk |
| title_full_unstemmed | Microstructure based formability modelling of multiphase steels Vitoon Uthaisangsuk |
| title_short | Microstructure based formability modelling of multiphase steels |
| title_sort | microstructure based formability modelling of multiphase steels |
| topic | Blechumformen swd Finite-Elemente-Methode swd Mehrphasenstahl swd Mikrostruktur swd Prozessmodell swd Werkstoffschädigung swd |
| topic_facet | Blechumformen Finite-Elemente-Methode Mehrphasenstahl Mikrostruktur Prozessmodell Werkstoffschädigung Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=019010215&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV007230273 |
| work_keys_str_mv | AT uthaisangsukvitoon microstructurebasedformabilitymodellingofmultiphasesteels |