Unilever Marmite (UK)
AMBR™, Reverse Osmosis & Water Reuse
Client
Marmite was conceived in 1902 as a by-product of beer brewing, and a manufacturing factory was soon opened in Burton-on-Trent where it still resides today. Marmite is now a trademark owned by Unilever, the world’s largest producer of food spreads.
Project requirements
EGSB anaerobic pretreatment with AMBR™ post treatment to discharge to sewer and reverse osmosis to produce boiler feed water. Partnership with EGSB anaerobic treatment plant supplier.
Solution
Complete turnkey solution:
- AMBR™ bioreactor with slot aeration, ultrafiltration and reverse osmosis membranes and sludge treatment storage.
- Totally automated, with remote access for plant monitoring.
| PLANT PERFORMANCE | |
|---|---|
| Volume for AMBR™ Treatment | 600 m3/ day |
| Volume of RO Permeate | 270 m3/ day |
| Design COD Load | 2,100 kg / day |
| BOD from AMBR™ | < 10 mg / l |
| TSS from AMBR™ | < 10 mg / l |
| RO Permeate / UV | Suitable for reuse |
| BENEFITS FOR THE CUSTOMER |
|---|
| Lower mains water consumption |
| Wastewater discharge cost saving to sewer – significantly lower volume and concentrations |
| Consistent high grade water for reuse in boiler feed water |
| Environmental benefits of reduced water footprint |
| Biogas production from EGSB for use in factory boiler |
| Reduced treatment of boiler feed water and blow down |