Knowledge-based preliminary design of aero-engine gas-generators:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Berlin
Dissertation.de
2011
|
| Ausgabe: | Als Ms. gedr. |
| Schriftenreihe: | Dissertation.de
1617 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XXVIII, 159 S. graph. Darst. 21 cm |
| ISBN: | 9783866245174 |
Internformat
MARC
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| 245 | 1 | 0 | |a Knowledge-based preliminary design of aero-engine gas-generators |c by Stefan Bretschneider |
| 250 | |a Als Ms. gedr. | ||
| 264 | 1 | |a Berlin |b Dissertation.de |c 2011 | |
| 300 | |a XXVIII, 159 S. |b graph. Darst. |c 21 cm | ||
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| 490 | 1 | |a Dissertation.de |v 1617 | |
| 502 | |a Zugl.: Stuttgart, Univ., Diss., 2011 | ||
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Datensatz im Suchindex
| _version_ | 1804145742481195008 |
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| adam_text | IMAGE 1
CONTENTS
CONTENTS VI
NOMENCLATURE XI
LIST OF FIGURES XIX
LIST OF TABLES XXIII
ABSTRACT XXV
ZUSAMMENFASSUNG XXVII
1 INTRODUCTION 1
1.1 MOTIVATION AND OBJECTIVE 1
1.2 THE IMPORTANCE OF GAS GENERATOR DESIGN 3
2 GAS-GENERATOR PRELIMINARY DESIGN 7
2.1 AERO-ENGINE PRELIMINARY DESIGN - A SURVEY 7
2.1.1 ESTIMATION OF MASS AND DIMENSIONS BASED ON STATISTICS 8 2.1.2
MULTI-DISCIPLINARY PRELIMINARY DESIGN TOOLS 9
2.1.3 ADVANCED APPROACHES TOWARDS DETAILED DESIGN 14 2.2 FUNDAMENTALS 17
2.2.1 PRINCIPLES OF PRELIMINARY DESIGN 18
2.2.2 DIMENSIONALITY OF DESIGN LAWS 20
2.2.3 NECESSITY FOR CALIBRATION 22
2.3 GAS GENERATOR MODEL STRUCTURE 24
2.3.1 STRUCTURE AND IMPLEMENTATION 24
2.3.2 SIMPLIFICATIONS OF THE MECHANICAL DESIGN MODEL 26
3 HIGH-PRESSURE COMPRESSOR MODEL 27
3.1 COMPONENT STRUCTURE 27
3.2 THERMODYNAMIC AND SIMPLIFIED AERODYNAMIC DESIGN 29 3.2.1 PERFORMANCE
DEFINITIONS AND MEAN-LINE CALCULATION 29
BIBLIOGRAFISCHE INFORMATIONEN HTTP://D-NB.INFO/1010046047
DIGITALISIERT DURCH
IMAGE 2
CONTENTS
3.2.2 ANNULUS DEFINITION AND COMPRESSOR BLADING 31
3.3 ROTOR BLADE AND STATOR VANE CASCADES 32
3.4 BLADE-TO-DISK ATTACHMENT ELEMENTS 34
3.4.1 AXIAL DOVETAIL CONNECTIONS 35
3.4.2 CIRCUMFERENTIAL DOVETAIL CONNECTIONS 40
3.4.3 BLISK - BLADED DISK 44
3.5 ROTOR DISKS 44
3.5.1 STRESS AND DISPLACEMENT CALCULATIONS 44
3.5.2 DISK DESIGN PROCEDURES 48
3.6 COMPRESSOR CASINGS 51
3.6.1 GENERALIZED CASING GEOMETRIES 51
3.6.2 CORRELATION-BASED SCALING 56
4 COMBUSTOR MODEL 63
4.1 SINGLE DOME ANNULAR COMBUSTOR STRUCTURE 63
4.2 PRELIMINARY DESIGN PROCEDURE 66
4.3 SHAFT MODEL 70
5 HIGH-PRESSURE TURBINE MODEL 73
5.1 COMPONENT STRUCTURE 73
5.2 THERMODYNAMIC AND SIMPLIFIED AERODYNAMIC DESIGN 76 5.2.1 PERFORMANCE
DEFINITIONS AND MEAN-LINE CALCULATION 76 5.2.2 ANNULUS DEFINITION AND
TURBINE BLADING 77
5.3 ROTOR BLADE AND STATOR VANE CASCADES 78
5.4 AXIAL FIR-TREE BLADE-TO-DISK ATTACHMENT ELEMENTS 81
5.5 TURBINE DISKS 85
5.6 TURBINE CASINGS 86
5.6.1 COMMONALITIES OF CASING DESIGNS 86
5.6.2 GENERALIZED CASING GEOMETRIES 88
6 STUDIES AND DISCUSSIONS 91
6.1 COMPRESSOR STUDIES 91
6.1.1 ASSESSMENT OF THE NASA E 3 HIGH PRESSURE COMPRESSOR 91
6.1.2 REFERENCE COMPRESSOR 95
6.1.3 EFFECT OF HUB-TO-TIP RATIO AND TIP SPEED ON STAGE MASS . . .. 99
6.1.4 IMPACT OF HUB-TO-TIP RATIO ON OVERALL COMPRESSOR MASS . . . . 1 06
6.2 COMBUSTOR STUDIES 109
6.2.1 REFERENCE COMBUSTOR 109
6.2.2 EFFECT OF TEMPERATURE 110
IMAGE 3
CONTENTS
6.2.3 EFFECT OF INLET RADIUS AND COMBUSTOR PITCH 113
6.2.4 EFFECT OF OVERALL PRESSURE RATIO 114
6.3 TURBINE STUDIES 117
6.3.1 ASSESSMENT OF THE NASA E 3 SINGLE STAGE TURBINE 117 6.3.2
SINGLE-STAGE REFERENCE TURBINE 121
6.3.3 EFFECT OF NUMBER OF BLADES ON ROTOR MASS 124
6.3.4 EVALUATION OF THE MASS PENALTY OF A SHROUDED ROTOR DESIGN. . . 128
6.3.5 TURBINE LOADING FACTOR AND FLOW FACTOR 130
6.4 EFFECT OF MASS FLOW ON GAS GENERATOR SIZE 133
7 CONCLUSIONS AND OUTLOOK 137
7.1 CONCLUSIONS 137
7.2 OUTLOOK 139
BIBLIOGRAPHY 141
A APPENDIX 155
A.1 FLUID MODEL 155
A.2 MATERIALS LIBRARY 155
CURRICULUM VITAE 159
|
| any_adam_object | 1 |
| author | Bretschneider, Stefan 1978- |
| author_GND | (DE-588)143636081 |
| author_facet | Bretschneider, Stefan 1978- |
| author_role | aut |
| author_sort | Bretschneider, Stefan 1978- |
| author_variant | s b sb |
| building | Verbundindex |
| bvnumber | BV037434250 |
| ctrlnum | (OCoLC)724505081 (DE-599)DNB1010046047 |
| dewey-full | 629.134350284 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 629 - Other branches of engineering |
| dewey-raw | 629.134350284 |
| dewey-search | 629.134350284 |
| dewey-sort | 3629.134350284 |
| dewey-tens | 620 - Engineering and allied operations |
| discipline | Maschinenbau / Maschinenwesen Verkehr / Transport |
| edition | Als Ms. gedr. |
| format | Thesis Book |
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| indexdate | 2024-07-09T23:24:17Z |
| institution | BVB |
| isbn | 9783866245174 |
| language | English |
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| physical | XXVIII, 159 S. graph. Darst. 21 cm |
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| spelling | Bretschneider, Stefan 1978- Verfasser (DE-588)143636081 aut Knowledge-based preliminary design of aero-engine gas-generators by Stefan Bretschneider Als Ms. gedr. Berlin Dissertation.de 2011 XXVIII, 159 S. graph. Darst. 21 cm txt rdacontent n rdamedia nc rdacarrier Dissertation.de 1617 Zugl.: Stuttgart, Univ., Diss., 2011 Gasgenerator (DE-588)4123255-0 gnd rswk-swf Mathematisches Modell (DE-588)4114528-8 gnd rswk-swf Bemessung (DE-588)4005461-5 gnd rswk-swf Flugtriebwerk (DE-588)4154773-1 gnd rswk-swf Modulbauweise (DE-588)4125467-3 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Flugtriebwerk (DE-588)4154773-1 s Gasgenerator (DE-588)4123255-0 s Modulbauweise (DE-588)4125467-3 s Bemessung (DE-588)4005461-5 s Mathematisches Modell (DE-588)4114528-8 s DE-604 Dissertation.de 1617 (DE-604)BV021464926 1617 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022586272&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Bretschneider, Stefan 1978- Knowledge-based preliminary design of aero-engine gas-generators Dissertation.de Gasgenerator (DE-588)4123255-0 gnd Mathematisches Modell (DE-588)4114528-8 gnd Bemessung (DE-588)4005461-5 gnd Flugtriebwerk (DE-588)4154773-1 gnd Modulbauweise (DE-588)4125467-3 gnd |
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| title | Knowledge-based preliminary design of aero-engine gas-generators |
| title_auth | Knowledge-based preliminary design of aero-engine gas-generators |
| title_exact_search | Knowledge-based preliminary design of aero-engine gas-generators |
| title_full | Knowledge-based preliminary design of aero-engine gas-generators by Stefan Bretschneider |
| title_fullStr | Knowledge-based preliminary design of aero-engine gas-generators by Stefan Bretschneider |
| title_full_unstemmed | Knowledge-based preliminary design of aero-engine gas-generators by Stefan Bretschneider |
| title_short | Knowledge-based preliminary design of aero-engine gas-generators |
| title_sort | knowledge based preliminary design of aero engine gas generators |
| topic | Gasgenerator (DE-588)4123255-0 gnd Mathematisches Modell (DE-588)4114528-8 gnd Bemessung (DE-588)4005461-5 gnd Flugtriebwerk (DE-588)4154773-1 gnd Modulbauweise (DE-588)4125467-3 gnd |
| topic_facet | Gasgenerator Mathematisches Modell Bemessung Flugtriebwerk Modulbauweise Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022586272&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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