Microstructural investigation of downward directionally solidified single crystal superalloys:
Gespeichert in:
1. Verfasser: | |
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Format: | Abschlussarbeit Buch |
Sprache: | English |
Veröffentlicht: |
Aachen
Shaker
2015
|
Schriftenreihe: | Forschung, Entwicklung, Ergebnisse
Band 66 |
Schlagworte: | |
Online-Zugang: | Inhaltstext Inhaltsverzeichnis |
Beschreibung: | XV, 135 Seiten Illustrationen, Diagramme 21 cm, 234 g |
ISBN: | 9783844038422 |
Internformat
MARC
LEADER | 00000nam a2200000 cb4500 | ||
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100 | 1 | |a Wang, Fu |d 1982- |e Verfasser |0 (DE-588)1075684757 |4 aut | |
245 | 1 | 0 | |a Microstructural investigation of downward directionally solidified single crystal superalloys |c vorgelegt von Master Fu Wang aus Shaanxi, China |
264 | 1 | |a Aachen |b Shaker |c 2015 | |
300 | |a XV, 135 Seiten |b Illustrationen, Diagramme |c 21 cm, 234 g | ||
336 | |b txt |2 rdacontent | ||
337 | |b n |2 rdamedia | ||
338 | |b nc |2 rdacarrier | ||
490 | 1 | |a Forschung, Entwicklung, Ergebnisse |v Band 66 | |
502 | |b Dissertation |c Rheinisch-Westfälische Technische Hochschule Aachen |d 2015 | ||
650 | 0 | 7 | |a CMSX-6 |0 (DE-588)4494162-6 |2 gnd |9 rswk-swf |
650 | 0 | 7 | |a Gerichtete Erstarrung |0 (DE-588)4456229-9 |2 gnd |9 rswk-swf |
650 | 0 | 7 | |a CMSX-4 |0 (DE-588)4337437-2 |2 gnd |9 rswk-swf |
650 | 0 | 7 | |a Bridgman-Verfahren |0 (DE-588)4146604-4 |2 gnd |9 rswk-swf |
650 | 0 | 7 | |a Prozessinnovation |0 (DE-588)4214088-2 |2 gnd |9 rswk-swf |
653 | |a Superalloys | ||
653 | |a Directional solidification | ||
653 | |a Single crystal | ||
655 | 7 | |0 (DE-588)4113937-9 |a Hochschulschrift |2 gnd-content | |
689 | 0 | 0 | |a CMSX-4 |0 (DE-588)4337437-2 |D s |
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689 | 1 | 1 | |a CMSX-6 |0 (DE-588)4494162-6 |D s |
689 | 1 | 2 | |a Gerichtete Erstarrung |0 (DE-588)4456229-9 |D s |
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689 | 1 | |5 DNB | |
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Datensatz im Suchindex
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adam_text |
CONTENTS
0. EXECUTIVE SUMMARY I
1. INTRODUCTION 1
1.1. DEVELOPMENT AND APPLICATION OF SINGLE CRYSTAL NI-BASED SUPERALLOYS
1
1.2. PREVALENT PHASES IN THE SINGLE CRYSTAL NI-BASED SUPERALLOYS 7
1.3. DIRECTIONAL SOLIDIFICATION PROCESS 9
1.3.1. THE LOST WAX PRECISION CASTING PROCESS 9
1.3.2. DIRECTIONAL SOLIDIFICATION PROCESSES FOR SINGLE CRYSTAL
COMPONENTS 11
1.4. DEFECTS IN THE SINGLE CRYSTAL NI-BASED CASTINGS 17
1.4.1. FRECKLES 18
1.4.2. STRAY GRAINS 19
1.4.3. POROSITY 20
1.5. OBJECTIVES AND RESEARCH CONTENTS 21
2. EXPERIMENTAL METHODS 24
2.1. EXPERIMENTAL MATERIALS, CASTING EQUIPMENTS AND PROCEDURE 24
2.1.1. EXPERIMENTAL MATERIALS 24
2.1.2. CASTING EQUIPMENTS AND PROCEDURE 24
2.2. ANALYSIS OF EXPERIMENTAL CASTINGS 28
2.2.1. MACRO-AND MICROSTRUCTURAL CHARACTERIZATION 28
2.2.2. CHARACTERIZATION OF SEGREGATION AND DISTRIBUTION
OF ALLOYING ELEMENTS 30
3. COMPARATIVE INVESTIGATION OF MICROSTRUCTURAL CHARACTERISTICS OF THE
DWDS AND
BRIDGMAN SOLIDIFIED SINGLE CRYSTAL CMSX-4 AND CMSX-6 SUPERALLOYS 31
3.1. THERMAL GRADIENT AT THE SOLIDIFICATION FRONT (G
L
) 31
3.2. COMPARISON OF BRIDGMAN AND DWDS MICROSTRUCTURES 33
3.2.1. DENDRITE STRUCTURES 33
3.2.2 Y' PRECIPITATES 35
3.2.2. (Y+Y'L EUTECTIC 37
3.3. COMPARISON OF BRIDGMAN AND DWDS MICROPOROSITIES 38
HTTP://D-NB.INFO/1074766172
3.4. SOLUTE SEGREGATION BEHAVIOR 39
3.5. DISCUSSION AND CONCLUSION 43
4. COMPARATIVE INVESTIGATION OF SEGREGATION AND DENSITY PROFILES IN THE
MUSHY ZONE
OF CMSX-4 SUPERALLOY SOLIDIFIED DURING THE DWDS AND BRIDGMAN PROCESSES
49
4.1. DIFFERENTIAL SCANNING CALORIMETRY ANALYSIS 50
4.2. THE MORPHOLOGY OF THE QUENCHED MUSHY ZONE 51
4.3. SEGREGATION PROFILES IN THE MUSHY ZONE 53
4.4. DENSITY PROFILES ALONG THE MUSHY ZONE 55
4.5. DISCUSSION AND CONCLUSION 56
5. SOLIDIFICATION BEHAVIOR OF THE DWDS SOLIDIFIED SINGLE CRYSTAL CMSX-4
SUPERALLOY .60
5.1. EVOLUTION OF SOLID VOLUME FRACTION
(F
S
) 60
5.2. SOLIDIFICATION PATH OF CMSX-4 SUPERALLOY 63
6. INFLUENCE OF SOLIDIFICATION PARAMETERS ON THE MICROSTRUCTURE
OF SINGLE CRYSTAL CMSX-4 AND CMSX-6 SUPERALLOYS 69
6.1. EFFECT OF WITHDRAWAL RATES ON THE MICROSTRUCTURE
OF SINGLE CRYSTAL CMSX-6 SUPERALLOY CAST BY USING THE DWDS PROCESS 69
6.2. COMPARATIVE INVESTIGATION OF THE EFFECT OF LOCAL COOLING RATES ON
THE
MICROSTRUCTURE OF THE DWDS AND BRIDGMAN SOLIDIFIED SINGLE CRYSTAL CMSX-6
SUPERALLOY 80
6.3. COMPARATIVE INVESTIGATION OF THE SIZE EFFECT ON THE MICROSTRUCTURE
OF THE
DWDS AND BRIDGMAN SOLIDIFIED SINGLE CRYSTAL CMSX-4 SUPERALLOY 92
7. COMPARATIVE INVESTIGATION OF THE MICROSTRUCTURE IN THE DWDS AND
BRIDGMAN
SOLIDIFIED SINGLE CRYSTAL CMSX-4 SUPERALLOY BLADES 101
8. SUMMARY AND OUTLOOK 108
9. ABSTRACT IN ENGLISH AND GERMAN 112
10. REFERENCES 116
11. CURRICULUM VITAE 133
12. SCIENTIFIC PUBLICATIONS 134 |
any_adam_object | 1 |
author | Wang, Fu 1982- |
author_GND | (DE-588)1075684757 |
author_facet | Wang, Fu 1982- |
author_role | aut |
author_sort | Wang, Fu 1982- |
author_variant | f w fw |
building | Verbundindex |
bvnumber | BV044295588 |
ctrlnum | (OCoLC)916017743 (DE-599)DNB1074766172 |
dewey-full | 669.967332 |
dewey-hundreds | 600 - Technology (Applied sciences) |
dewey-ones | 669 - Metallurgy |
dewey-raw | 669.967332 |
dewey-search | 669.967332 |
dewey-sort | 3669.967332 |
dewey-tens | 660 - Chemical engineering |
discipline | Chemie / Pharmazie |
format | Thesis Book |
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genre | (DE-588)4113937-9 Hochschulschrift gnd-content |
genre_facet | Hochschulschrift |
id | DE-604.BV044295588 |
illustrated | Illustrated |
indexdate | 2024-09-10T02:13:36Z |
institution | BVB |
institution_GND | (DE-588)1064118135 |
isbn | 9783844038422 |
language | English |
oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-029699614 |
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owner | DE-29T |
owner_facet | DE-29T |
physical | XV, 135 Seiten Illustrationen, Diagramme 21 cm, 234 g |
publishDate | 2015 |
publishDateSearch | 2015 |
publishDateSort | 2015 |
publisher | Shaker |
record_format | marc |
series | Forschung, Entwicklung, Ergebnisse |
series2 | Forschung, Entwicklung, Ergebnisse |
spelling | Wang, Fu 1982- Verfasser (DE-588)1075684757 aut Microstructural investigation of downward directionally solidified single crystal superalloys vorgelegt von Master Fu Wang aus Shaanxi, China Aachen Shaker 2015 XV, 135 Seiten Illustrationen, Diagramme 21 cm, 234 g txt rdacontent n rdamedia nc rdacarrier Forschung, Entwicklung, Ergebnisse Band 66 Dissertation Rheinisch-Westfälische Technische Hochschule Aachen 2015 CMSX-6 (DE-588)4494162-6 gnd rswk-swf Gerichtete Erstarrung (DE-588)4456229-9 gnd rswk-swf CMSX-4 (DE-588)4337437-2 gnd rswk-swf Bridgman-Verfahren (DE-588)4146604-4 gnd rswk-swf Prozessinnovation (DE-588)4214088-2 gnd rswk-swf Superalloys Directional solidification Single crystal (DE-588)4113937-9 Hochschulschrift gnd-content CMSX-4 (DE-588)4337437-2 s CMSX-6 (DE-588)4494162-6 s Gerichtete Erstarrung (DE-588)4456229-9 s Prozessinnovation (DE-588)4214088-2 s DNB Bridgman-Verfahren (DE-588)4146604-4 s Shaker Verlag (DE-588)1064118135 pbl Forschung, Entwicklung, Ergebnisse Band 66 (DE-604)BV012111645 66 X:MVB text/html http://deposit.dnb.de/cgi-bin/dokserv?id=5335484&prov=M&dok_var=1&dok_ext=htm Inhaltstext DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029699614&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
spellingShingle | Wang, Fu 1982- Microstructural investigation of downward directionally solidified single crystal superalloys Forschung, Entwicklung, Ergebnisse CMSX-6 (DE-588)4494162-6 gnd Gerichtete Erstarrung (DE-588)4456229-9 gnd CMSX-4 (DE-588)4337437-2 gnd Bridgman-Verfahren (DE-588)4146604-4 gnd Prozessinnovation (DE-588)4214088-2 gnd |
subject_GND | (DE-588)4494162-6 (DE-588)4456229-9 (DE-588)4337437-2 (DE-588)4146604-4 (DE-588)4214088-2 (DE-588)4113937-9 |
title | Microstructural investigation of downward directionally solidified single crystal superalloys |
title_auth | Microstructural investigation of downward directionally solidified single crystal superalloys |
title_exact_search | Microstructural investigation of downward directionally solidified single crystal superalloys |
title_full | Microstructural investigation of downward directionally solidified single crystal superalloys vorgelegt von Master Fu Wang aus Shaanxi, China |
title_fullStr | Microstructural investigation of downward directionally solidified single crystal superalloys vorgelegt von Master Fu Wang aus Shaanxi, China |
title_full_unstemmed | Microstructural investigation of downward directionally solidified single crystal superalloys vorgelegt von Master Fu Wang aus Shaanxi, China |
title_short | Microstructural investigation of downward directionally solidified single crystal superalloys |
title_sort | microstructural investigation of downward directionally solidified single crystal superalloys |
topic | CMSX-6 (DE-588)4494162-6 gnd Gerichtete Erstarrung (DE-588)4456229-9 gnd CMSX-4 (DE-588)4337437-2 gnd Bridgman-Verfahren (DE-588)4146604-4 gnd Prozessinnovation (DE-588)4214088-2 gnd |
topic_facet | CMSX-6 Gerichtete Erstarrung CMSX-4 Bridgman-Verfahren Prozessinnovation Hochschulschrift |
url | http://deposit.dnb.de/cgi-bin/dokserv?id=5335484&prov=M&dok_var=1&dok_ext=htm http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=029699614&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
volume_link | (DE-604)BV012111645 |
work_keys_str_mv | AT wangfu microstructuralinvestigationofdownwarddirectionallysolidifiedsinglecrystalsuperalloys AT shakerverlag microstructuralinvestigationofdownwarddirectionallysolidifiedsinglecrystalsuperalloys |