|
Type |
Model |
Performance |
Structure Parameter |
|||
|
rejection /% |
permeate flux /gpd（m3/d） |
Effective membrane area /ft2 |
Flowpath Dia /mil |
Inner pipe Dia /mm |
||
|
Model |
BW-8040-365 |
99.5 |
10000 |
380 |
31 |
28.7 |
|
BW-8040-400 |
99.5 |
10600 |
400 |
30 |
28.7 |
|
|
BW-8040-400/34 |
99.5 |
10600 |
400 |
34 |
28.7 |
|
|
BW-8040-440 |
99.5 |
12000 |
440 |
34 |
28.7 |
|
|
BW-4040 |
99.5 |
2400 |
90 |
31 |
19.0 |
|
|
BW-4021 |
99.5 |
900 |
38 |
31 |
19.0 |
|
|
Testing conditions |
Testing Pressure |
225psi（1.55 MPa） |
||||
|
Temperature of testing |
25 ℃ |
|||||
|
Testing Concentration（NaCl） |
2000 mg/L |
|||||
|
pH Value of testing |
7.5 |
|||||
|
Recovery of single membrane element |
20% |
|||||
|
Operation limits and conditions |
Max. Working Pressure |
600 psi（4.14 MPa） |
||||
|
Max. Feedwater Flow |
75 gpm（17 m3/h）（8040） |
|||||
|
16 gpm（3.6 m3/h）（4040） |
||||||
|
Max inflow temperature |
45℃ |
|||||
|
Max flow SDI15 |
5 |
|||||
|
Residual Chlorine Concentration of feed water |
＜0.1 mg/L |
|||||
|
pH range of Feed water durng Continuous Operation |
3～10 |
|||||
|
pH range of feed water during chemical cleaning |
2～12 |
|||||
|
Max, Pressure Drop of Single membrane element |
15 psi（0.1 MPa） |
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