Guidance for selecting ultrafiltration as a pretreatment barrier around source-water conditions and downstream membrane protection.
UltrafiltrationOctober 21, 20268 min readLow-range turbidity monitoring should distinguish a change in filtrate from a change in the sample path or optical condition. The purchase needs an agreed measurement method, representative sampling and a practical way to investigate bubbles, deposits and instrument faults.
Read ArticleUltrafiltrationOctober 19, 20268 min readChemically enhanced backwash is an operating subsystem with chemical, hydraulic and control requirements. Buy the complete sequence around the selected UF membrane, including approved recipes, distribution evidence, waste separation and return-to-service criteria, rather than specifying only dosing pumps and a timer.
Read ArticleUltrafiltrationOctober 15, 20269 min readA UF membrane integrity testing package needs more than a compressed-air connection and a pass lamp. Its valves, instruments, test boundaries and records must support a manufacturer-approved method. Define that package during procurement so operators can distinguish a valid membrane test from a failed setup, an external leak or an interrupted sequence.
Read ArticleUltrafiltrationOctober 9, 20269 min readIndustrial ultrafiltration can provide a robust pretreatment barrier when it is matched to the source-water risk and supported by suitable backwash, cleaning, monitoring and downstream RO design. It is not a substitute for defining the full feed-water and operating basis.
Read Article