Analysis Used in Submerged Body Research 381 
Symbol Dimensionless Form 
B 
U 
; ry oa 
9 PL U 
CB 
CG 
c 
ce 
jet 
d qd =7 
FP 
h 
' I, 
Oy Ea Los = i 
gel 
K —— 
9 pleU? 
“5 
K Ko = 
P Pp 5 pltU 
Ks 
K; a ea ae 
get 
K K ‘ K, 
r he 5 el 
’ K; 
K. Ki ae 
r ip 1 ois 
2 
; K 
K, K, = = 
5elsu 
646551 O—62——.26 
Definition 
Buoyancy force 
Center of buoyancy of submarine 
Center of mass of submarine 
Damping constant 
Critical damping constant 
Diameter of body 
Forward perpendicular 
Depth of submergence to center of mass 
Moment of inertia of the body about x-, y-, z-axis 
Hydrodynamic moment about x-axis through center of 
gravity 
Derivative of moment component with respect to angu- 
lar velocity component p 
Derivative of moment component with respect to angu- 
lar acceleration component p 
Derivative of moment component with respect to angu- 
lar velocity component r 
Derivative of moment component with respect to angu- 
lar acceleration component 7 
Derivative of moment component with respect to ve- 
locity component v 
