





SHIP S6-4 















TEST DATA - 



MANEUVERING RUNS 









AVERAGE MAXIMUM AMPLITUDES (MILS 



;, SINGLE AMPLITUDE) 









TEST 



OF 



15 APRIL 



1963 







Thrust Bearing 



Run 



RPM 



Condition 





Frequ. 

 CPM Order 



St( 



em 



Foundation 



No. 



Vert. 



Athw. 



F&A 



46 



122 



Full Rudder L & R 





488 



4 



6.8 



11.4 





3.7 

 4.9 





119 



35° L & Hard Left 





165 

 165 

 476 



* 



4 



14.0 



6.4 



12.6 









113 



35° R 





90 



* 



28.6 









117 







165 



* 



8.1 









120 



35° L 





90 

 480 



* 

 4 



32.1 

 11.4 







47 



_ ^ 



123 Fwd. to 73 Ast 



em 



90 

 165 



* 

 * 



85.7 

 37.2 









67. 5A 



Astern Operation 





2 70 



4 



16.6 









64. 5A 







258 



4 



28.5 









67. 5A 







630 



- 







1.7 





64. 5 A 







618 



- 







1.1 



48 



72A 

 72A 



to 73 Astern 





860 



590 



90 



280 



* 



4 



3.9 

 14.3 



2.9 

 3.9 







72A 







560 



8 



2.8 



4.1 





50 



72A 



73 RPM Astern 





165 



288 



* 



4 



1.5 



2.1 





51 



- - 



73 Astern to Stop 





90 

 165 

 270 



* 

 * 

 * 



57.1 

 17.4 



L7.8 







- - 







330 



* 



13.3 



19.7 







- - 







408 



8 



5.7 



2.0 





* Constant frequency - indicates hull resonance. 



Notes: 1. With the two channel recorder, only the more significant 

 readings were taken. 

 2. Some doubt exists on the position of the rudder at the 

 time the data was taken during turns. 



50 



