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MBR Membrane Module Reinforced PVDF BM-SLMBR-30 Replacing Project

●?Quick inserting installation method makes it easy to install and maintain;

●?100% integrity test for housing and hollow fibers before leaving factory;

    Product Overview

    MBR is a combination of membrane technology and bio-chemical reaction in water treatment. MBR filter the sewage in bio-chemical tank with membrane so that sludge and water are separated. On one hand, membrane rejects microorganisms in the tank, which greatly increase the concentration of activated sludge to a high level, thus the bio-chemical reaction of sewage degradation processes more rapidly and thoroughly. On the other hand, water output is clear and of high quality because of high precision of membrane.
    This product adopts reinforced modified PVDF material, which will not peel or break when backwashing, meanwhile has good permeable rate, mechanical performance, chemical resistance and pollution resistance. ID & OD of reinforced hollow fiber membrane are 1.0mm and 2.2mm respectively, filtration precision is 0.1 micron. Filtration mode is outside-in, that is raw water, driven by differential pressure, permeates into the hollow fibers, while bacteria, colloids, suspended solids and microorganisms etc. are rejected in the membrane tank.

    Applications

    Treatment, recycle and reuse of industrial waste water.
    Treatment of refuse leachate.
    Upgrade and reuse of municipal sewage.

    Filtration Performance

    Below filtration effects are proved according to the use of modified PVDF hollow fiber ultra filtration membrane in different types of water:

    No. Item outlet water index
    1 TSS ≤1mg/L
    2 Turbidity ≤1
    3 CODcr Removal?rate?depends?on?the?bio-chemicalperformance?& designed?sludge?concentration(Instant?removal?rate?of?membrane?is?≤30% withoutbio-chemical?function)
    4 NH3-H

    Specifications

    1

    Technical Parameters

    Structure Outside-in
    Membrane?Material Reinforced Modified?PVDF
    Pore?Size 0.1 micron
    Membrane?Area 30m2
    Membrane?ID/OD 1.0mm/2.2mm
    Size 1250mm×2000mm×30mm
    Joint?Size Φ24.5mm

    Application Parameters

    Designed?Flux 10~25L/m2.hr
    Backwashing?Flux Twice the designed flux
    Operating?Temperature 5~45°C
    Maximum?Operating?Pressure -50KPa
    Suggested?Operating?Pressure ≤-35KPa
    Maximum?backwashing?Pressure 100KPa
    Operating?Mode 8/9min?on+2/1min?pause
    Aeration?Mode Continuous?Aeration
    Aeration?Rate 4m3/h.piece
    Washing?Period Clean?water?backwashing?every?2~4h;?CEB?every?2~4 weeks;CIP?every?6~12 months.???????????*Abovefrequenciesareforreferenceonly,pleaseadjustaccordingtoactualchangeof?differentialpressure.

    Using Conditions

    Appropriate pretreatments must be taken when raw water contains a lot of impurities and coarse particles, or oil and grease account for a large proportion in the water. Defoamer should be added when necessary to remove foam in membrane tank, please use alcohol defoamer which is not? ?easy to foul.

    Item Value Remark
    PH Operate: 5-9Wash: 2-12 Neutral?PH is good?for?bacteria?culture
    Particle?Diameter <2mm Sharp?particles?will?scratch?membrane
    Oil & Grease ≤2mg/L High content will?affect?membrane?flux
    Hardness ≤150mg/L High content will?cause?fouling

    Component Material

    Component Material
    Membrane Reinforced Modified?PVDF
    Sealing Epoxy Resins?+ Polyurethane?(PU)
    Housing ABS