LIST OF FIGURES (Cont'd) 



Page 



3 - Illustrations of Modified 8-18-F Towline Designs ...... ... . 6 



4 - General Towing Arrangement ........<> e .... 10 



5 - Definition of Cable Coordinate and Forces 



Acting on a Segment of Towline of Element 



Length ds . . . . . ......... c «». c .... . 11 



6 - Modified DTMB Mark 1 Knotmeter ................... 13 



7 - Illustration of Modified Knotmeter Towpoint ... ... 14 



8 - Illustration of Gimbaled Towpoint ........ 15 



9 - Corrected Kite Angle Versus Speed for Towline 



Configurations A-1 and the NACA 0020 Towline 



with a 14 Percent Bevel Truncation ... ......... 17 



10 - Corrected Kite Angle Versus Speed for Towline 



Configurations A-1, B-1 and C-1 ................... 18 



11 - Corrected Kite Angle Versus Speed for Towline 



Configurations C-1, C-2 and C-3 19 



12 - Loading Functions for the NACA 0020 - 



14 Percent Alternating Bevel Truncation 



Integrated Towline Versus Cable Angle ......... 26 



13 - Loading Functions for the 8-18-F Integrated 



Towline Versus Cable Angle . ............... 27 



14 - Normal Drag and Side Force Coefficients as a 



Function of Reynolds Number for Towline Con- 

 figuration A-1 31 



15 - Normal Drag and Side Force Coefficients as a 



Function of Reynolds Number for Towline Con- 

 figuration B-1 32 



16 - Normal Drag and Side Force Coefficients as a 



Function of Reynolds Number for Towline Con- 

 figuration C-1 33 



17 - Normal Drag and Side Force Coefficients as a 



Function of Reynolds Number for Towline Con- 

 figuration C-2 ...... ........... 34 



