Oliver Mercer North Dunn – FRO Pretreatment Plant
After a competitive bid Wigen Water was awarded the project with Toray UF Modules
Operation Since: 2012/04
Location: 20 km northwest from Beulah, ND, USA
Plant Capacity: 22,918 m3/d (6.1 MGD)
Application: Drinking Water
Engineer: Bartlett & West
O & M: Wigen Water Technologies
Other Remark: After a competitive bid Wigen Water was awarded the
project with Toray UF Modules
Pre-treatment: 200 micron mesh prefilter Process flow
Membrane Model: 1st Stage HFS-2020 (52 pcs. x 5 trains = 260 pcs.) 2nd Stage HFS-2020 (16 pcs. x 2 trains = 32 pcs.)
Feed Water Quality: Feed source is Lake Sakakawea with feed temperatures 1-20 deg C, turbidity 1-10 NTU and TOC from 3.5 – 4.0 mg/L.
Required Quality: UF Filtrate turbidity is always < 0.1 NTU and normally < 0.02 NTU
Required Quality: UF Filtrate turbidity is always < 0.1 NTU and normally < 0.02 NTU
Instruments & controls
MEMBRANE SPARE PARTS
Toray recommends you to replace spare parts such as rubber fixing gaskets periodically in order to provide you excellent permeate water at all time. Below shown are the most common spare parts available from Toray. Please contact us for the details of the specifications and a number of the spare parts required for each MBR module.
Filtration & membranes
MEMBRAY® Toray MBR Membrane
Toray's Membrane Bioreactor (MBR) process is a combination of biological wastewater treatment and membrane filtration.
Filtration & membranes
TORAYFIL® Toray UF Membrane
Toray's PVDF hollow fiber membrane module effectively removes suspended solids and microorganisms such as pathogens
