Why backwashing and/or air scrubbing (scouring) alone is not always effective and efficient in cleaning Microfiltration (MF) and Ultrafiltration (UF) membranes. How membrane types and material influence chemicals and procedures. Intermittent chemical enhanced backwash (CEB) can extend time between rigorous clean in place (CIP) requirements. The a...

This presentation discusses the value of piloting not only to gather design data for the RO, but also to examine the optimization of chemical usage to minimize cost without impacting the mission....