TABLE OP CONTENTS 



Page 



ABSTRACT 1 



INTRODUCTION 1 



BOUNDARY LAYER SURVEY OP MODEL OP AN OIL TANKER 3 



Description of Model . 3 



Description of Apparatus and Test Methods 3 



Test Conditions 10 



ANALYSIS OF RESULTS OF BOUNDARY-LAYER SURVEY 13 



Theoretical Background 13 



Stability Theory of Laminar Plow 13 



Qualitative Analysis l6 



Condition 1 - No Stimulation ' 16 



Condition 2 - Stimulation by Rods 20 



Condition 3 - Stimulation by Trip Wire 20 



Condition 4 - Stimulation by Sand Strip 22 



Comparison of Effectiveness of Various Stimulators 22 



Quantitative Analysis of Hot-Wire Data 23 



QUANTITATIVE ANALYSIS OF RESISTANCE TEST DATA 30 



With and Without Stimulation 30 



Correction for Drag of a Trip Wire 32 



Correction for Sand Strip Drag 33 



Correction for Turbulence Rod 3^ 



CONCLUSIONS 35 



APPENDIX 36 



Theory of the Hot-Wire Technique as Applied to the Flow of Water . 36 



Calibration and Sensitivity 37 



Frequency Response 38 



REFERENCES 39 



