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Hollow fiber ultrafiltration membrane
2015-09-15 11:31:24| Ⅰ.Membrane component size and structure | ||||||
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| Model No. | Pipe dia（mm） | L1（mm） | L2（mm） | L3（mm） | L4（mm） | L5（mm） |
| UF225 (2680) | 225mm | 1860 | 1630 | 95 | 135 | 180 |
| UF225 (2880) | 225mm | 2360 | 2130 | 95 | 135 | 180 |
| Ⅱ. Component Parameters | ||||||
| Model No. | Membrane material | Membrane wire specifications | Membrane area | Retain molecular weight | Operation mode | Membrane component specifications |
| UFf225 (2680) | PVC | 1.0mm/1.8mm | 40m2 | 100000 Dalton | Internal pressure | Ф225×1860mm |
| UFc225 (2680) | PVDF | 0.8mm/1.3mm | 52m2 | 200000 Dalton | External pressure | Ф225×1860mm |
| UFf225 (2880) | PVC | 1.0mm/1.8mm | 54m2 | 100000 Dalton | Internal pressure | Ф225×2360mm |
| UFc225 (2880) | PVDF | 0.8mm/1.3mm | 70m2 | 200000 Dalton | External pressure | Ф225×2360mm |
| Ⅲ. Operation condition | ||||||
| PH range | 2-11（when cleanign 2-12） | |||||
| Max influent turbidity | 50NTU | |||||
| Max influent pressure | 0.3MPa | |||||
| Ultrafiltration normal operating pressure | <0.2MPa | |||||
| Max membrane pressure difference | 0.2MPa | |||||
| Resistance temperature range | 5-45℃ | |||||
| Instantaneous maximum residual chlorine concentration | 100ppm（less than 10 minutes） | |||||
| Operation mode | full amount/cross-flow filtration | |||||
| Ⅳ.Recommended design flux | ||||||
| Influent condition | Water saturating rate（L/m2.h） | Backwashing frequency (min) |
Maintenance Cleaning | |||
| Water type | Terbidity NTU | TOC(mg/L) | ||||
| Underground water | <2 | <1 | 80 | 60 | Optional | |
| Tap water | <3 | <2 | 75 | 60 | Optional | |
| Surface water | <2-5 | <2 | 75 | 60 | Optional | |
| <5-15 | <5 | 60 | 45 | Optional | ||
| <15-50 | <10 | 50 | 30 | Recommended | ||
| Seawater | <20 | / | 60 | 30 | Optional | |
| Advanced treatment waste water |
0-5 | <40 | 35-40 | 30 | Recommended | |
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