Pressure (psi x 103) 
A Motor input 
B Motor exhaust 
70 
60 
1-inch ID, n = 3% 
a 
oO 
bh 
oO 
86 gpm 
100 hp 
20,000-foot depth 
30 
20 
pressure limit for commercial 
2-inch-|D hose 
J (Knechtel, 1967) 
; f Zinch 1D, n = 46% 
3-inch ID, n = 85% 4% A 
10 
0 B 
0 10 20 10 0 
Surface Bottom Surface 
Length of Hose 
(feet x 103) 
Figure 13. Hydraulic gradient for three two-hose filtered seawater systems: 
86 gpm. 
15 
