An innovative storm screen enhancement solution trial with Samatrix & Dŵr Cymru Welsh Water: PRESENTATION ONLY
Faye Williams, Mike Loyns, Dwr Cymru Welsh Water, UK
Samuel Munn, Samatrix, UK
(Free)
Current Challenges
• Storm overflows
• Public perception and environmental impact
• Static screen blockages, maintenance & H&S challenges
Norag concept and design British Patent No. GB2584770
- All Static screens will ultimately block during prolonged storm event or without intervention
- If the incoming rag load is reduced, then the screen will remain clear for longer
- The Venturi effect induces the rag load from under the screen and passed forward to works
- The minimum throat diameter matches CSO output diameter
- The Venturi is eccentric with flat bottom taper to prevent grit build-up