Ultrafiltration Submersible
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Transcript of Ultrafiltration Submersible
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Ultrafiltration
Spiral Wound Membrane
Backflushable / Air scour
Pump suction / Submersible operation
Ultra-Low Transmembrane pressure
Low fouling & High energy efficiency
High Flux Rates / High Recoveries
Low Capital cost and low Operation Cost
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Polyethersulfone Membrane on a Special Support Fabric
Pore Size 0.05 micron
Oxidant Resistant, e.g. chlorine
Ultra Low PressureService pressure 0,07 0,7 barBackwash pressure 1.4 barSpecific flux of 60 LMH / 0.07 bar)
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Applications
Drinking Water Production from> Surface Water> Well Water
Pretreatment of> Sea Water> Brackish Water
Waste Water Treatment
> Clarification> Biological Effluent
Membrane Bio Reactor
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Process FlowAir ScourAir Scour
ConcentrateConcentrate
558 %8 %
Permeate
FeedFeed
WaterWater
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Feed
Air Scour
Immersed
membrane
Concentrate Flow
Membrane tank
BackflushBackflush Tank FillTank Fill
Process Flow
in Permeate Production
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BackflushBackflush FlowFlow
BackflushBackflush Tank FillTank Fill
Process Flow
in Backflush
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The spiral design open feed channel
efficiently directs aeration to the
membrane surface
Air and solids rising induce
crossflow of the feedwater across
the
membrane surfaceSpiraSep AirDiffuser
Process Flow
in Air Scoure
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Video
Sequences
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Dimensions: 9.3 x 40 in (24 x 102 cm)
Spacer Width: 135 mil (3.4 mm)
Membrane Area: 155 sq. ft. (14 m2)
Spiral Wound
Membrane Module
Configuration of
a Submersible Spiral
Wound Membrane Unit