2023 Online Catalog - Flipbook - Page 513
Pressure Correction Factors for Thin Film Composite
(T.F.C.) Membrane Production Rate
Pressure
Correction
Percent
^pse ^kPa
Factor
Rejection*
10
69
.17
84
15
103
.25
88
20
138
.33
90
25
172
.42
92
30
207
.50
93
35
241
.58
93
40
276
.67
94
45
310
.75
94
50
345
.83
94
55
379
.92
94
60
414
1.00
94
65
448
1.08
94
70
483
1.17
95
75
517
1.25
95
80
552
1.33
95
85
586
1.42
95
90
621
1.50
96
95
655
1.58
96
100
689
1.67
96
To adjust from 60 psi (414kPa) to another pressure multiply
the production rate by the correction factor.
To adjust from pressure to standard conditions divide by
the factor.
*Percent rejection of Total Dissolved Solids
Temperature Correction Factors for Thin Film Composite
(T.F.C.) Membrane Production Rate
Temperature
Correction
F
C
Factor
50
10.0
1.711
51
10.6
1.676
52
11.1
1.642
53
11.6
1.611
54
12.2
1.576
55
12.8
1.541
56
13.4
1.508
57
13.9
1.480
58
14.4
1.453
59
15.0
1.422
60
15.5
1.396
61
16.1
1.366
62
16.7
1.337
63
17.2
1.313
64
17.8
1.285
65
18.4
1.258
66
18.9
1.236
67
19.5
1.210
68
20.0
1.189
69
20.6
1.164
70
21.1
1.144
71
21.7
1.120
72
22.2
1.101
73
22.8
1.078
74
23.4
1.056
75
23.9
1.038
76
24.5
1.017
77
25.0
1.000
78
25.6
0.982
79
26.1
0.968
80
26.7
0.951
81
27.2
0.937
82
27.8
0.921
83
28.4
0.905
84
28.9
0.892
85
29.5
0.877
To adjust from 77o F (25o C) to another temperature, multiply
the production rate by the correction factor.
To adjust from a temperature to standard conditions divide
by the factor.
Technical & Engineering
Membrane Pressure & Temperature Correction Tables 17
29
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