Table 4 The results obtained for the membrane modified with GO.
From: Design and modeling of a nanocomposite system for demineralization of sweet whey
Run | Factors | Responses | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Temperature | TMP | pH | Re Number | Primary Flux | Flux in 10 min | Flux in 20 min | Flux in 30 min | Flux in 40 min | Flux in 50 min | Flux in 60 min | Salt rejection | |
Unit | ||||||||||||
ºC | bar | ND* | kg/m2.h | kg/m2.h | kg/m2.h | kg/m2.h | kg/m2.h | kg/m2.h | kg/m2.h | % | ||
1 | 40 | 10 | 4.6 | 1290 | 5.18 | 4.81 | 4.61 | 4.52 | 4.43 | 4.39 | 4.34 | 21 |
2 | 30 | 7.5 | 5.3 | 4292 | 7.85 | 7.53 | 7.23 | 7.08 | 6.94 | 6.87 | 6.80 | 31 |
3 | 20 | 5 | 4.6 | 1290 | 2.36 | 2.19 | 2.10 | 2.06 | 2.02 | 2.00 | 1.98 | 13 |
4 | 20 | 10 | 4.6 | 4292 | 5.92 | 5.50 | 5.28 | 5.17 | 5.07 | 5.02 | 4.97 | 29 |
5 | 30 | 7.5 | 5.3 | 2791 | 6.61 | 6.21 | 5.96 | 5.84 | 5.72 | 5.67 | 5.61 | 26 |
6 | 40 | 10 | 4.6 | 4292 | 8.37 | 7.78 | 7.46 | 7.31 | 7.17 | 7.10 | 7.03 | 25 |
7 | 20 | 5 | 4.6 | 4292 | 3.50 | 3.25 | 3.12 | 3.05 | 2.99 | 2.96 | 2.93 | 17 |
8 | 40 | 5 | 4.6 | 1290 | 3.29 | 3.05 | 2.93 | 2.87 | 2.82 | 2.79 | 2.76 | 14 |
9 | 20 | 5 | 6 | 4292 | 3.55 | 3.37 | 3.23 | 3.17 | 3.10 | 3.07 | 3.04 | 9 |
10 | 40 | 5 | 4.6 | 4292 | 3.81 | 3.54 | 3.40 | 3.33 | 3.26 | 3.23 | 3.20 | 17 |
11 | 30 | 7.5 | 6 | 2791 | 5.92 | 5.62 | 5.39 | 5.29 | 5.18 | 5.13 | 5.08 | 13 |
12 | 20 | 5 | 6 | 1290 | 3.33 | 3.16 | 3.03 | 2.97 | 2.91 | 2.88 | 2.85 | 11 |
13 | 30 | 7.5 | 5.3 | 2791 | 6.15 | 5.75 | 5.54 | 5.43 | 5.32 | 5.27 | 5.22 | 22 |
14 | 40 | 10 | 6 | 1290 | 6.05 | 5.74 | 5.51 | 5.40 | 5.29 | 5.24 | 5.19 | 14 |
15 | 40 | 5 | 6 | 4292 | 3.08 | 2.92 | 2.80 | 2.75 | 2.69 | 2.67 | 2.64 | 8 |
16 | 40 | 10 | 6 | 4292 | 8.36 | 7.94 | 7.62 | 7.47 | 7.32 | 7.24 | 7.17 | 15 |
17 | 20 | 7.5 | 5.3 | 2791 | 6.07 | 5.82 | 5.59 | 5.48 | 5.37 | 5.31 | 5.26 | 23 |
18 | 30 | 7.5 | 5.3 | 2791 | 6.13 | 5.76 | 5.53 | 5.42 | 5.31 | 5.25 | 5.20 | 22 |
19 | 40 | 5 | 6 | 1290 | 3.15 | 2.99 | 2.87 | 2.81 | 2.75 | 2.73 | 2.70 | 7 |
20 | 40 | 7.5 | 5.3 | 2791 | 6.67 | 6.26 | 6.01 | 5.89 | 5.78 | 5.72 | 5.66 | 26 |
21 | 30 | 7.5 | 5.3 | 2791 | 5.26 | 4.94 | 4.74 | 4.65 | 4.55 | 4.51 | 4.46 | 24 |
22 | 30 | 7.5 | 5.3 | 1290 | 4.90 | 4.60 | 4.42 | 4.33 | 4.24 | 4.20 | 4.16 | 17 |
23 | 30 | 7.5 | 5.3 | 2791 | 6.66 | 6.26 | 6.00 | 5.88 | 5.77 | 5.71 | 5.65 | 24 |
24 | 20 | 10 | 4.6 | 1290 | 6.78 | 6.30 | 6.05 | 5.93 | 5.81 | 5.75 | 5.69 | 18 |
25 | 30 | 7.5 | 4.6 | 2791 | 7.37 | 6.85 | 6.57 | 6.44 | 6.31 | 6.25 | 6.19 | 23 |
26 | 20 | 10 | 6 | 4292 | 6.75 | 6.41 | 6.15 | 6.03 | 5.91 | 5.85 | 5.79 | 13 |
27 | 30 | 5 | 5.3 | 2791 | 4.16 | 3.91 | 3.75 | 3.67 | 3.60 | 3.56 | 3.53 | 16 |
28 | 20 | 10 | 6 | 1290 | 4.04 | 3.83 | 3.68 | 3.61 | 3.53 | 3.50 | 3.46 | 12 |
29 | 30 | 10 | 5.3 | 2791 | 7.71 | 7.24 | 6.95 | 6.81 | 6.68 | 6.61 | 6.54 | 29 |
30 | 30 | 7.5 | 5.3 | 2791 | 5.58 | 5.24 | 5.03 | 4.93 | 4.83 | 4.78 | 4.73 | 21 |
