«T 



P_ Effective power, RV 



E 



p nth harmonic amplitude of pressure 

 n 



p Static pressure at shaft centerline 



pL Measured pressure signal due to loading effects 



Q Quasi-steady loading correction, equivalent to the slope of C 

 versus J curve for a given blade location 



R Propeller radius 



R Reynolds number of propeller, based on inflow speed along 



n 0.7 radius V D c/v 

 R 0.7 



Total resistance of hull 



r Radial distance 



r, Radius of hub 

 n 



T Propeller thrust 



t Maximum total thickness of blade section 



t Thrust deduction fraction, (T-Rp/T 



U. Axial induced velocity at lifting line 

 A 



U T Tangential induced velocity at lifting line 



V Ship speed 



V. Speed of advance of propeller, V(l-w T > 



V Carriage speed 



V Inflow velocity corresponding to baseline, design J condition 

 o 



V^ Resultant inflow velocity to blade section, 



R 



[V 2 (l-w x ) 2 + (2Trnr+V T ) 2 ] 1/2 



