Reliability of advanced ceramics: macro- and mesoscale investigations
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Göttingen
Cuvillier
2009
|
| Ausgabe: | 1. Aufl. |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XI, 118 S. Ill., graph. Darst. 21 cm |
| ISBN: | 9783869551685 |
Internformat
MARC
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| 245 | 1 | 0 | |a Reliability of advanced ceramics |b macro- and mesoscale investigations |c von Serkan Nohut |
| 250 | |a 1. Aufl. | ||
| 264 | 1 | |a Göttingen |b Cuvillier |c 2009 | |
| 300 | |a XI, 118 S. |b Ill., graph. Darst. |c 21 cm | ||
| 336 | |b txt |2 rdacontent | ||
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| 338 | |b nc |2 rdacarrier | ||
| 502 | |a Zugl.: Hamburg, Techn. Univ., Diss., 2009 | ||
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| 999 | |a oai:aleph.bib-bvb.de:BVB01-020712922 | ||
Datensatz im Suchindex
| _version_ | 1804143486841126912 |
|---|---|
| adam_text | IMAGE 1
CONTENTS
ACKNOWLEDGEMENTS III
NOMENCLATURE IV
LIST OF FIGURES VIII
LIST OF TABLES XI
1 INTRODUCTION 1
2 PRINCIPLES OF BRITTLE FRACTURE 3
2.1 IMPORTANCE OF FRACTURE MECHANICS 3
2.2 STRENGTH OF DEFECT FREE SOLIDS 5
2.3 STRESS CONCENTRATORS 6
2.4 THE GRIFFITH ENERGY BALANCE CONCEPT 8
2.5 THE IRWIN FORMULATION OF FRACTURE MECHANICS 10
2.5.1 THE STRESS APPROACH 10
2.5.2 THE ENERGY APPROACH 13
2.5.3 EQUIVALENCE OF G AND K PARAMETERS 16
2.6 R-CURVE BEHAVIOR 17
2.6.1 ALUMINA (A1 2O3) 18
2.6.2 SILICON NITRIDE (SI 3N4) 18
2.6.3 ZIRCONIA (ZRO 2) 18
2.6.4 PIEZOELECTRIC CERAMICS (LEAD ZIRCONATE TITANATE - PZT) 19
3 RELIABILITY AND STATISTICAL TREATMENT OF STRENGTH 20
3.1 RELIABILITY OF CERAMICS 20
3.2 THE WEIBULL DISTRIBUTION 21
3.2.1 HOMOGENEOUS UNIAXIAL STRESS DISTRIBUTION 22
3.2.2 INHOMOGENEOUS UNIAXIAL STRESS DISTRIBUTION 23
3.3 DETERMINATION OF WEIBULL PARAMETERS 25
3.3.1 GRAPHICAL METHOD (LINEAR REGRESSION METHOD) 25
3.3.2 NUMERICAL METHOD (MAXIMUM LIKELIHOOD METHOD) 27 3.4 THE SIZE
EFFECT 28
3.5 MULTIAXIAL FAILURE CRITERIA 30
3.5.1 MULTIAXIAL WEIBULL DISTRIBUTION 31
3.5.2 CRITERIA FOR MIXED-MODE FAILURE 34
BIBLIOGRAFISCHE INFORMATIONEN HTTP://D-NB.INFO/999016105
DIGITALISIERT DURCH
IMAGE 2
4 DESIGN AND FAILURE PROBABILITY ANALYSIS OF CERAMIC COMPONENTS 37
4.1 CALCULATION OF FAILURE PROBABILITY OF CERAMICS 37
4.2 PREDICTION OF THE STRENGTH OF ADVANCED CERAMICS UNDER MULTIAXIAL
STRESS STATE 38
4.2.1 EXPERIMENTAL SETUP 39
4.2.2 NUMERICAL CALCULATION OF EFFECTIVE VOLUME 41
4.2.3 COMPARISON OF THE EXPERIMENTAL AND NUMERICAL RESULTS 41 4.3
FAILURE PROBABILITY OF CERAMIC COIL SPRINGS 43
4.3.1 COIL SPRINGS 45
4.3.2 ANALYTICAL SCALING OF FAILURE PROBABILITY 47
4.3.3 NUMERICAL FAILURE PROBABILITY ANALYSIS 50
4.3.4 PROOF TEST 53
4.4 EFFECT OF SHAPE OPTIMIZATION ON FAILURE PROBABILITY OF CERAMICS 54
4.4.1 SHAPE OPTIMIZATION WITH ANSYS 55
4.4.2 SHAPE OPTIMIZATION OF A BEAM 56
4.4.3 CONSTRUCTION OF CERAMIC DISPLACING PISTON OF A STIRLING ENGINE . .
58 4.4.4 SHAPE OPTIMIZATION OF CERAMIC FINGER-RINGS 65
4.5 INTERDISCIPLINARY DESIGN OF A NEW CERAMIC FINGER-RING 72
4.5.1 WORKSHOP - 1 72
4.5.2 WORKSHOP - 2 77
4.5.3 DESIGN OF A NEW CERAMIC FINGER-RING 79
5 INVESTIGATION OF THE EFFECT OF GRAIN SIZE ON CRACK-TIP TOUGHNESS OF
ALUMINA IN MESOSCALE WITH DISTINCT ELEMENT METHOD (DEM) 85 5.1
EXPERIMENTALLY REPORTED RELATIONSHIP BETWEEN GRAIN SIZE AND CRACK-TIP
TOUGHNESS OF ALUMINA 86
5.2 DISTINCT ELEMENT METHOD (DEM) 89
5.2.1 THEORETICAL BACKGROUND 90
5.3 DETERMINATION OF MICROPARAMETERS FOR DEM MODEL 94
5.4 COMPUTATION OF FRACTURE TOUGHNESS THROUGH DEM MODEL OF SENB TEST 98
5.5 RESULTS 99
6 SUMMARY AND CONCLUSION 106
REFERENCES 108
|
| any_adam_object | 1 |
| author | Nohut, Serkan 1980- |
| author_GND | (DE-588)140645799 |
| author_facet | Nohut, Serkan 1980- |
| author_role | aut |
| author_sort | Nohut, Serkan 1980- |
| author_variant | s n sn |
| building | Verbundindex |
| bvnumber | BV036796624 |
| classification_rvk | ZM 6000 |
| ctrlnum | (OCoLC)612391051 (DE-599)DNB999016105 |
| dewey-full | 620.140426 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 620 - Engineering and allied operations |
| dewey-raw | 620.140426 |
| dewey-search | 620.140426 |
| dewey-sort | 3620.140426 |
| dewey-tens | 620 - Engineering and allied operations |
| discipline | Maschinenbau / Maschinenwesen Werkstoffwissenschaften / Fertigungstechnik |
| edition | 1. Aufl. |
| format | Thesis Book |
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| id | DE-604.BV036796624 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T22:48:26Z |
| institution | BVB |
| isbn | 9783869551685 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-020712922 |
| oclc_num | 612391051 |
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| owner | DE-83 |
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| physical | XI, 118 S. Ill., graph. Darst. 21 cm |
| publishDate | 2009 |
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| publisher | Cuvillier |
| record_format | marc |
| spelling | Nohut, Serkan 1980- Verfasser (DE-588)140645799 aut Reliability of advanced ceramics macro- and mesoscale investigations von Serkan Nohut 1. Aufl. Göttingen Cuvillier 2009 XI, 118 S. Ill., graph. Darst. 21 cm txt rdacontent n rdamedia nc rdacarrier Zugl.: Hamburg, Techn. Univ., Diss., 2009 Sprödbruch (DE-588)4182591-3 gnd rswk-swf Bruchzähigkeit (DE-588)4008393-7 gnd rswk-swf Ausfallwahrscheinlichkeit (DE-588)4122848-0 gnd rswk-swf Hochleistungskeramik (DE-588)4392837-7 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Hochleistungskeramik (DE-588)4392837-7 s Sprödbruch (DE-588)4182591-3 s Bruchzähigkeit (DE-588)4008393-7 s Ausfallwahrscheinlichkeit (DE-588)4122848-0 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020712922&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Nohut, Serkan 1980- Reliability of advanced ceramics macro- and mesoscale investigations Sprödbruch (DE-588)4182591-3 gnd Bruchzähigkeit (DE-588)4008393-7 gnd Ausfallwahrscheinlichkeit (DE-588)4122848-0 gnd Hochleistungskeramik (DE-588)4392837-7 gnd |
| subject_GND | (DE-588)4182591-3 (DE-588)4008393-7 (DE-588)4122848-0 (DE-588)4392837-7 (DE-588)4113937-9 |
| title | Reliability of advanced ceramics macro- and mesoscale investigations |
| title_auth | Reliability of advanced ceramics macro- and mesoscale investigations |
| title_exact_search | Reliability of advanced ceramics macro- and mesoscale investigations |
| title_full | Reliability of advanced ceramics macro- and mesoscale investigations von Serkan Nohut |
| title_fullStr | Reliability of advanced ceramics macro- and mesoscale investigations von Serkan Nohut |
| title_full_unstemmed | Reliability of advanced ceramics macro- and mesoscale investigations von Serkan Nohut |
| title_short | Reliability of advanced ceramics |
| title_sort | reliability of advanced ceramics macro and mesoscale investigations |
| title_sub | macro- and mesoscale investigations |
| topic | Sprödbruch (DE-588)4182591-3 gnd Bruchzähigkeit (DE-588)4008393-7 gnd Ausfallwahrscheinlichkeit (DE-588)4122848-0 gnd Hochleistungskeramik (DE-588)4392837-7 gnd |
| topic_facet | Sprödbruch Bruchzähigkeit Ausfallwahrscheinlichkeit Hochleistungskeramik Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=020712922&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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