D.H. Lammlein PhD Dissertation - Vanderbilt University
D.H. Lammlein PhD Dissertation - Vanderbilt University
D.H. Lammlein PhD Dissertation - Vanderbilt University
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TABLE OF CONTENTS<br />
TABLE OF FIGURES ....................................................................................................... vi<br />
LIST OF ABBREVIATIONS AND SYMBOLS ........................................................... xxii<br />
INTRODUCTION .............................................................................................................. 1<br />
CHAPTER I ........................................................................................................................ 5<br />
LITERATURE REVIEW: COMPUTATIONAL MODELING OF FRICTION STIR<br />
WELDING .......................................................................................................................... 5<br />
Introduction ..................................................................................................................... 5<br />
Friction Stir Welding .................................................................................................. 5<br />
Computational Modeling ............................................................................................ 6<br />
Process Models ............................................................................................................... 7<br />
Experimental and Analytical Bases for Assignment of Heat Input Boundary<br />
Conditions ................................................................................................................... 7<br />
Model Dependent Heat Generation .......................................................................... 14<br />
Heat Dissipation and Thermal Boundary Conditions ............................................... 15<br />
Material Thermo-Physical Properties ....................................................................... 20<br />
Analytical Models of Material Flow ......................................................................... 24<br />
Computational Modeling Studies ............................................................................. 28<br />
References: ................................................................................................................ 42<br />
CHAPTER II ..................................................................................................................... 47<br />
COMPUTATIONAL ANALYSIS OF FRICTION STIR WELDED T-JOINTS ............ 47<br />
FEA assessment of FSW Process Geometry for Seam Misalignment Detection ......... 47<br />
Imposed Axial Load FEA Analysis .............................................................................. 53<br />
FEA Appendix A: ..................................................................................................... 61<br />
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