A Motor input 
B Motor exhaust 
30 
1-inch ID, n = 9% 
57 gpm 
100 hp 
20,000-foot depth 
Pressure (psi x 10°) 
NO 
(} 
pressure limit for commercial 
2-inch-ID hose 
y (Knechtel, 1967) 
A 
A 3.inch ID, n = 96% A | 
B 
10 
B 2-inch ID, n = 74% 
0 —— 
0 10 20 10 0 
Surface Bottom Surface 
Length of Hose 
(feet x 103) 
Figure 14. Hydraulic gradient for three two-hose filtered seawater systems: 
57 gpm. 
A Motor input 
B Motor exhaust 
14 1-inch ID, n = 41% 
= 29 gpm 
iS) 100 hp 
x4 0 20,000-foot depth 
7) 
& 
2 
=| pressure limit for commercial 
D ius = 9 
8 Zanch iD nics 2-inch-ID hose 
a 
3-inch ID, n = 98% j (Knechtel, 1967) 
B 
4 
2 
1 
0 
Surface Bottom Surface 
Length of Hose 
(feet x 103) 
Figure 15. Hydraulic gradient for three two-hose filtered seawater systems: 
29 gpm. 
16 
