Simulating the Precision Glass Molding Process:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Aachen
Apprimus Verl.
2014
|
| Ausgabe: | 1. Aufl. |
| Schriftenreihe: | Ergebnisse aus der Produktionstechnik
2014,10 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XVI, 174 S. Ill., graph. Darst. |
| ISBN: | 9783863591939 |
Internformat
MARC
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Datensatz im Suchindex
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| adam_text | TABLE OF CONTENTS
INHALTSVERZEICHNIS
1 INTRODUCTION 1
2 STATE OF THE ART 3
2.1 STATE OF THE GLASS OPTICAL COMPONENTS 3
2.1.1 REQUIREMENTS ON OPTICAL CONPONENTS 5
2.1.2 CONVENTIONAL GLASS LENS MANUFACTURING 7
2.2 PRECISION GLASS MOLDING TECHNOLOGY 9
2.3 FORM DEVIATION AND CONVENTIONAL COMPENSATION PROCESS 11
2.3.1 DEFINITION OF FORM DEVIATION/THERMAL SHRINKAGE 11
2.3.2 CONVENTIONAL COMPENSATION 14
2.4 RELEVANT GLASS PROPERTIES 15
2.4.1 VISCOELASTICITY AND RELAXATION 15
2.4.2 THERMAL EXPANSION COEFFICIENT 20
2.4.3 THERMAL CONDUCTIVITY 21
2.4.4 SPECIFIC HEAT CAPACITY 23
2.4.5 FRICTION CHARACTERISTICS 24
2.5 FUNDAMENTALS OF NUMERICAL SIMULATION FOR FORMING PROCESSES 24
2.5.1 THE FINITE ELEMENT METHOD 24
2.5.2 DEFORMATION SIMULATION FOR METAL FORMING 26
2.5.3 DEFORMATION SIMULATION FOR PLASTIC INJECTION MOLDING 29
2.5.4 DEFORMATION SIMULATION FOR GLASS FORMING 31
3 HYPOTHESIS AND RESEARCH OBJECTIVES 37
3.1 HYPOTHESIS 37
3.2 PRE-CONDITIONS 37
3.3 GOAL 38
4 SYSTEM DESCRIPTION AND CONTAINMENT DEFINITION 39
4.1 SYSTEM DESCRIPTION (PERIPHERY) 39
4.2 SYSTEM BOUNDARY 41
4.2.1 STRUCTURAL ASPECT 42
4.2.2 THERMAL ASPECT 43
4.2.3 INTERACTION EFFECT AND BOUNDARY INFLUENCES 45
4.2.4 ANALYSIS AND COMPENSATION ENVIRONMENT FOR GEOMETRY ERRORS 48
5 SIMULATION MODEL ESTABLISHMENT 51
5.1 SELECTION OF RELAXATION MODEL FOR GLASS DEFORMATION 51
5.1.1 RELAXATION MODEL 52
-1 -
HTTP://D-NB.INFO/1050603559
5.1.2 MODEL FOR TEMPERATURE DEPENDENCE 57
5.2 GENERAL IMPLEMENTATION PROCEDURE OF THE SIMULATION MODEL 58
5.2.1 IMPLEMENTATION OF MECHANICAL MODEL 59
5.2.2 IMPLEMENTATION OF THERMAL MODEL 60
5.2.3 MULTI-PHYSICS MODELING 62
6 MEASU
REMENT OF PROPERTIES 65
6.1 VISCOELASTIC RELAXATION 67
6.1.1 SELECTION OF MEASUREMENT METHOD 68
6.1.2 MEASUREMENT SETUP 69
6.1.3 RESULT AND DATA ANALYSIS 70
6.2 MEASUREMENT OF COEFFICIENT OF THERMAL EXPANSION 76
6.2.1 MEASUREMENT METHODS FOR CTE 77
6.2.2 MEASUREMENT SETUP 79
6.2.3 MEASUREMENT PROCEDURE AND RESULT 82
6.3 FRICTION CHARACTERISTICS 84
6.3.1 MEASUREMENT METHODS FOR FRICTION COEFFICIENT 85
6.3.2 EXPERIMENTAL SETUP FOR FRICTION COEFFICIENT 87
6.3.3 FINITE ELEMENT METHOD 89
6.3.4 EXPERIMENT RESULT AND DATA ANALYSIS 89
6.4 DETERMINATION OF THERMAL CONDUCTIVITY 93
6.4.1 GENERAL MEASUREMENT METHODS FOR THERMAL CONDUCTIVITY 93
6.4.2 COMPARATIVE MEASUREMENT METHOD AND EXPERIMENTAL LAYOUT 95
6.4.3 EXPERIMENT RESULT 97
6.5 SHORT SUMMERY 99
7 SIMULATION MODEL VALIDATION 101
7.1 SIMULATION FOR A CONCAVE GLASS LENS WITH CLOSED MOLD DESIGN 101
7.1.1 INTRODUCTION 101
7.1.2 SIMULATION PROCEDURE 103
7.1.3 RESULT ANALYSIS 103
7.1.4 VALIDATION OF MATERIAL PROPERTY MEASUREMENT 104
7.2 CONVEX GLASS LENS WITH OPEN MOLD DESIGN 106
7.2.1 INTRODUCTION 106
7.2.2 DESIGN OF EXPERIMENTS 107
7.2.3 SIMULATION PROCEDURE 109
7.2.4 RESULT ANALYSIS 110
7.3 OTHER APPLICATION EXAMPLES 112
7.3.1 ULTRA-THIN LENS 112
- II -
7.3.2 CYLINDRICAL LENS ARRAY 114
7.3.3 FREEFORM LENS 116
7.4 SIMULATION FOR OTHER MOLDING PROCESS 118
7.4.1 BACKGROUND 118
7.4.2 SIMULATION PROCEDURE 119
7.4.3 RESULT ANALYSIS 120
8 OVERALL SUMMARY AND OUTLOOK 123
9 LITERATURE 125
10 APPENDIX 141
10.1 THEORETICAL APPENDIX 141
10.1.1 SUMMARY OF DIFFERENT MATERIAL MODELS 141
10.1.2 LAPLACE TRANSFORMATIONS 160
10.2 IMPLEMENTATION EXAMPLE OF THE MULTI-PHYSIC MODEL IN ANSYS 163
10.2.1 IMPLEMENTATION OF MECHANICAL MODEL 163
10.2.2 IMPLEMENTATION OF THERMAL MODEL 169
10.2.3 MULTI-PHYSICS MODELING 171
10.3 KEY PROPERTIES OF THE MEASUREMENT REFERENCE MATERIAL PYREX 7740 172
10.4 REFRACTIVE INDEX PREDICTION PERFORMED BY SU 172
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| any_adam_object | 1 |
| author | Wang, Fei |
| author_facet | Wang, Fei |
| author_role | aut |
| author_sort | Wang, Fei |
| author_variant | f w fw |
| building | Verbundindex |
| bvnumber | BV041857584 |
| classification_rvk | ZM 6600 |
| ctrlnum | (OCoLC)881315657 (DE-599)DNB1050603559 |
| dewey-full | 681.42 620 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 681 - Precision instruments and other devices 620 - Engineering and allied operations |
| dewey-raw | 681.42 620 |
| dewey-search | 681.42 620 |
| dewey-sort | 3681.42 |
| dewey-tens | 680 - Manufacture of products for specific uses 620 - Engineering and allied operations |
| discipline | Handwerk und Gewerbe / Verschiedene Technologien Werkstoffwissenschaften / Fertigungstechnik |
| edition | 1. Aufl. |
| format | Thesis Book |
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| isbn | 9783863591939 |
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| spelling | Wang, Fei Verfasser aut Simulating the Precision Glass Molding Process vorgelegt von Fei Wang 1. Aufl. Aachen Apprimus Verl. 2014 XVI, 174 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Ergebnisse aus der Produktionstechnik 2014,10 Prozesstechnologie Zugl.: RWTH Aachen, Diss., 2014 Finite-Elemente-Methode (DE-588)4017233-8 gnd rswk-swf Optisches Glas (DE-588)4172682-0 gnd rswk-swf Prozesssimulation (DE-588)4176077-3 gnd rswk-swf Linse (DE-588)4167776-6 gnd rswk-swf Blankpressen (DE-588)4557709-2 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Linse (DE-588)4167776-6 s Optisches Glas (DE-588)4172682-0 s Blankpressen (DE-588)4557709-2 s Prozesssimulation (DE-588)4176077-3 s Finite-Elemente-Methode (DE-588)4017233-8 s DE-604 Fraunhofer-Institut für Produktionstechnologie IPT Sonstige (DE-588)2087668-3 oth Ergebnisse aus der Produktionstechnik 2014,10 (DE-604)BV023307578 2014,10 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=027301890&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Wang, Fei Simulating the Precision Glass Molding Process Ergebnisse aus der Produktionstechnik Finite-Elemente-Methode (DE-588)4017233-8 gnd Optisches Glas (DE-588)4172682-0 gnd Prozesssimulation (DE-588)4176077-3 gnd Linse (DE-588)4167776-6 gnd Blankpressen (DE-588)4557709-2 gnd |
| subject_GND | (DE-588)4017233-8 (DE-588)4172682-0 (DE-588)4176077-3 (DE-588)4167776-6 (DE-588)4557709-2 (DE-588)4113937-9 |
| title | Simulating the Precision Glass Molding Process |
| title_auth | Simulating the Precision Glass Molding Process |
| title_exact_search | Simulating the Precision Glass Molding Process |
| title_full | Simulating the Precision Glass Molding Process vorgelegt von Fei Wang |
| title_fullStr | Simulating the Precision Glass Molding Process vorgelegt von Fei Wang |
| title_full_unstemmed | Simulating the Precision Glass Molding Process vorgelegt von Fei Wang |
| title_short | Simulating the Precision Glass Molding Process |
| title_sort | simulating the precision glass molding process |
| topic | Finite-Elemente-Methode (DE-588)4017233-8 gnd Optisches Glas (DE-588)4172682-0 gnd Prozesssimulation (DE-588)4176077-3 gnd Linse (DE-588)4167776-6 gnd Blankpressen (DE-588)4557709-2 gnd |
| topic_facet | Finite-Elemente-Methode Optisches Glas Prozesssimulation Linse Blankpressen Hochschulschrift |
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