Bifocal Hybrid Laser Welding: a technology for welding of aluminium and zinc-coated steels
Saved in:
| Main Author: | |
|---|---|
| Format: | Thesis Book |
| Language: | German |
| Published: |
München
Utz
2009
|
| Series: | Forschungsberichte IWB
230 |
| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Physical Description: | XXII, 268 S. zahlr. Ill., graph. Darst. |
| ISBN: | 9783831608768 |
Staff View
MARC
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| 245 | 1 | 0 | |a Bifocal Hybrid Laser Welding |b a technology for welding of aluminium and zinc-coated steels |c Andreas Trautmann |
| 264 | 1 | |a München |b Utz |c 2009 | |
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Record in the Search Index
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| adam_text | CONTENTS CONTENTS CONTENTS .........................
.................................................................................I
LIST OF SYMBOLS AND ABBREVIATIONS VII ABSTRACT ~. * . * XV HOW TO READ
THIS DISSERTATION ............................ 1 INTRODUCTION
*.............................................................................
_.................... 1 1.1 LASERS ARE A KEY TECHNOLOGY IN THE PRESENT 1
1.2 THE FTTURE IS LASER AGE 2 1.3 LASER ARE THE KEY TO WELDING NOVEL
MATERIALS 4 1.4 CURRENT LASER SOURCES AND THEIR SYSTEM PROPERTIES 7 2
PROLEGOMENA AN TENNINOLOGY AND EXPERIMENTAL METHODS 9 3 STATE OF
RESEARCH AND TECHNOLOGY OF LASER BEAM WELDING (LBW) OF ALUMINIUM 3.1
PROEWS NODEB OF INSTABIUETES 11 3.1.1 INTRODUCTION TO PROCESS MODELLING
11 3.1.2 EMPIRICAL PROCESS MODELLING OF INSTABILITIES 14 3.1.2.1
INTENSITY DISTRIBUTION FLUETUATIONS 15 3.1.2.2 DEFORMATION OF KEYHOLE
GEOMETRY 20 3.1.2.3 RESONANT VIBRATIONS 22 3.1.2.4 PHYSICAJ PROPERTIES
OF THE MEK 23 3.1.3 MATHEMATICAL PROCESS MODELLING OF INSTABILITIES 25 I
BIBLIOGRAFISCHE INFORMATIONEN HTTP://D-NB.INFO/992520797 DIGITALISIERT
DURCH CONTENTS 3.2 PROCESS TECHNOLOGIES 30 3.2.1 ARE WELDING OF
ALUMINIUM 30 3.2.2 LASER AUGMENTED GAS METAL ARE WELDING 32 3.2.3
MULTIPLE AND TWIN SPOT LASER WELDING 38 3.2.4 OSCILLATION AND LASER STIR
WELDING 46 3.2.5 BEAM AMPLITUDE MODULATION WELDING 50 4 BIFOCAL HYBRID
LASER WELDING (BHLW) OF ALUMINIUM 4.1 BHLW PROCESS TECHNOLOGY FOR
STABILITY IN ALUMINIUM WELDING 53 4.1.1 CONDUCTION MODE WELDING 53 4.1.2
KEYHOLE WELDING 60 4.1.3 PROCESS GAS INDUCED POROSITY 64 4.1.4 INFLUENCE
OF TYPE OF PROCESS GAS ON SEAM QUALITY 76 4.1.5 DEEP PENETRATION WELDING
WITH BHLW 78 4.2 EMPIRICAL PROCESS MODEL FOR LASER BEAM WELDING OF
ALUMINIUM..... 83 4.2.1 INTRODUCTORY REMARKS ON EMPIRICAL PROCESS
MODELLING 83 4.2.2 CATERGORIZATION 86 4.2.3 STRATA PROPOSITION 87
4.2.3.1 ZINC-COATEDSTEELS 87 4.2.3.2 ALUMINIUM 90 4.2.4 PHASE TRANSITION
PROPOSITION 91 4.2.5 PROCESS GAS ENTRAINMENT CAVEAT 94 IU CONTENTS 4.3
MATHEMATICAL PROCESS MODEL FOR PROCESS GAS POROSIRY FORMATION IN LASER
BEAM WELDING OF ALUMINIUM............... ......... ............ 103 5
SHIELDING GAS NOZZLE FOR LASER BEAM WELDING 115 5.1 STATE OF RESEARCH
AND DEVELOPMENT ......... 115 5.1.1 LATERAL NOZZLES 117 5.1.2 COAXIAL
NOZZLES 118 5.1.3 CROSS-JETS 119 5.2 DEVELOPMENT OF THE COAXIAL DOUBLE
NOZZLE 120 5.2.1 NOZZLE CONTOUR FOR LAMINAR FLOW 121 5.2.2 DESIGN OF AN
IMMERGED GAS FLOW 124 5.2.3 GAS INJECTION UNIT 125 53 MERITS OF THE
DOUBLE COAXIAL NOZZLE: EXPERIMENTS AND RESULTS 130 5.3.1 INFLUENCE
OFMEANS OF PROCESS GAS SUPPLY 131 5.3.2 MERITOF PROCESS GAS SUPPLY 135
5.3.3 PREVENTION OF PROCESS GAS POROSIRY 146 5.4 ECONOMIC AND
ENVIRONMENTAL CASE...............*.......... ................... 152 6
SYNERGIE OF BIFOCAL HYBRID LASER WELDING 6.1 INTRODUCTION TO SYNERGIES
IN LASER BEAM WELDING 155 6.2 INCREASE OF WELDING EFFLCIENCY 155 63
REDUCTION OF POROSIRY - 160 6.4 SUPTRIOR SURFACE QUALITY __ ....... 165
IV CONTENTS 7 ADVANTAGES OF BIFOCAL HYBRID LASER WELDING 7.1 ROBUSTNESS
173 7.2 REDUCTION OF RELATIVE CRACK LENGTH 176 7.3 PREVENTION OF STOP
CRATER CRACKS 178 7.4 ZINC-COATED STEELS 182 8 SYSTEM TECHNOLOGY 8.1
LASER OPTIC SYSTEM... ................. 193 8.1.1 EXPERIMENTAL OPTIC
SETUP 193 8.1.2 OPTICAL ENGINEERING OF THE BEAM PATH 195 8.1.3 PROTOTYPE
OPTIC SYSTEM 199 8.2 FILIER MATERIAL SUPPLY ........................
...................... .... 206 8.2.1 INTRODUCTION TO HOT CRACKS IN
ALUMINIUM 206 8.2.2 STATE OF RESEARCH AND TECHNOLOGY OF FILIER MATERIAL
SUPPLY 210 8.2.3 ROBUST INTEGRATION OF FILIER MATERIAL SUPPLY FOR BHLW
214 83 QUALTIY CONTROL OF FILIER WIRE SUPPLY 227 8.4 SUMMARY OF SYSTEM
TECHNOLOGY......................................................... 230
9 ECONOMIC CASE 233 10 VISION 237 11 CONCLUSH» *__ 239 CONTENTS 12
BIBLIOGRAPHY 241 13 APPENDICES 259 APPENDIX A: DERIVATION OF FILIER
DILUTION FORMULA AND ASSOCIATED ERROR APPENDIX B: DERIVATION OF
WITOSZYNSKI S FORMULA APPENDIX C: DERIVATION OF SURFACE TENSION AT A
CONICAL KEYHOLE TIP
|
| any_adam_object | 1 |
| author | Trautmann, Andreas |
| author_facet | Trautmann, Andreas |
| author_role | aut |
| author_sort | Trautmann, Andreas |
| author_variant | a t at |
| building | Verbundindex |
| bvnumber | BV035483147 |
| classification_tum | FER 640d |
| ctrlnum | (OCoLC)318526038 (DE-599)DNB992520797 |
| dewey-full | 671.52 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 671 - Metalworking & primary metal products |
| dewey-raw | 671.52 |
| dewey-search | 671.52 |
| dewey-sort | 3671.52 |
| dewey-tens | 670 - Manufacturing |
| discipline | Maschinenbau / Maschinenwesen Fertigungstechnik Werkstoffwissenschaften / Fertigungstechnik |
| format | Thesis Book |
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| id | DE-604.BV035483147 |
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| indexdate | 2024-07-09T21:38:37Z |
| institution | BVB |
| isbn | 9783831608768 |
| language | German |
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| physical | XXII, 268 S. zahlr. Ill., graph. Darst. |
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| series | Forschungsberichte IWB |
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| spelling | Trautmann, Andreas Verfasser aut Bifocal Hybrid Laser Welding a technology for welding of aluminium and zinc-coated steels Andreas Trautmann München Utz 2009 XXII, 268 S. zahlr. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier Forschungsberichte IWB 230 Zugl.: München, Techn. Univ., Diss., 2008 Laserschweißen - Aluminiumlegierung - Prozessinnovation Laserschweißen - Stahl - Verzinken - Prozessinnovation Prozessinnovation (DE-588)4214088-2 gnd rswk-swf Aluminiumlegierung (DE-588)4001586-5 gnd rswk-swf Laserschweißen (DE-588)4074024-9 gnd rswk-swf Stahl (DE-588)4056834-9 gnd rswk-swf Verzinken (DE-588)4188175-8 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Laserschweißen (DE-588)4074024-9 s Aluminiumlegierung (DE-588)4001586-5 s Prozessinnovation (DE-588)4214088-2 s DE-604 Stahl (DE-588)4056834-9 s Verzinken (DE-588)4188175-8 s Forschungsberichte IWB 230 (DE-604)BV013140727 230 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=017539661&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Trautmann, Andreas Bifocal Hybrid Laser Welding a technology for welding of aluminium and zinc-coated steels Forschungsberichte IWB Laserschweißen - Aluminiumlegierung - Prozessinnovation Laserschweißen - Stahl - Verzinken - Prozessinnovation Prozessinnovation (DE-588)4214088-2 gnd Aluminiumlegierung (DE-588)4001586-5 gnd Laserschweißen (DE-588)4074024-9 gnd Stahl (DE-588)4056834-9 gnd Verzinken (DE-588)4188175-8 gnd |
| subject_GND | (DE-588)4214088-2 (DE-588)4001586-5 (DE-588)4074024-9 (DE-588)4056834-9 (DE-588)4188175-8 (DE-588)4113937-9 |
| title | Bifocal Hybrid Laser Welding a technology for welding of aluminium and zinc-coated steels |
| title_auth | Bifocal Hybrid Laser Welding a technology for welding of aluminium and zinc-coated steels |
| title_exact_search | Bifocal Hybrid Laser Welding a technology for welding of aluminium and zinc-coated steels |
| title_full | Bifocal Hybrid Laser Welding a technology for welding of aluminium and zinc-coated steels Andreas Trautmann |
| title_fullStr | Bifocal Hybrid Laser Welding a technology for welding of aluminium and zinc-coated steels Andreas Trautmann |
| title_full_unstemmed | Bifocal Hybrid Laser Welding a technology for welding of aluminium and zinc-coated steels Andreas Trautmann |
| title_short | Bifocal Hybrid Laser Welding |
| title_sort | bifocal hybrid laser welding a technology for welding of aluminium and zinc coated steels |
| title_sub | a technology for welding of aluminium and zinc-coated steels |
| topic | Laserschweißen - Aluminiumlegierung - Prozessinnovation Laserschweißen - Stahl - Verzinken - Prozessinnovation Prozessinnovation (DE-588)4214088-2 gnd Aluminiumlegierung (DE-588)4001586-5 gnd Laserschweißen (DE-588)4074024-9 gnd Stahl (DE-588)4056834-9 gnd Verzinken (DE-588)4188175-8 gnd |
| topic_facet | Laserschweißen - Aluminiumlegierung - Prozessinnovation Laserschweißen - Stahl - Verzinken - Prozessinnovation Prozessinnovation Aluminiumlegierung Laserschweißen Stahl Verzinken Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=017539661&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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