Application
- Small Waste Water Treatment Plant – Michigan
- Growing Village with 886 Population per 2000 census
- Nominal 30,000 Gallon Digester Capacity
Material
- Aerobically Digested Sludge
- 1.5 – 2% Solids, Alum Treated
Problems & Challenges
- The Dated Plant Design uses Drying Beds that are too small and do not work in all weather.
- Labor and Equipment Cost of Operating Drying Beds (when they could be operated)
- Sludge Build Up in the Digester which can lead to noncompliant discharges and DEQ fines.
- Other Dewatering Solutions (I.E. Sludge Box) did not perform to expectations
- Plant Upgrades still in the Design Stage, Needed a Solution Now
Solution: Pilot Testing, Equipment and Support from Bright Technologies
Monthly Onsite Contract Dewatering from Bright Technologies
- Bright Technologies negotiated the Solid Waste Hauler and Landfill Fees
- Bright Technologies pays the Solid Waste Hauler and Landfill
- The customer pays one monthly bill for this service.
Statistics
- Only one day per month required to process with a .8 Meter Trailer Mounted Belt Filter Press
- Plant Effluent Water used for Belt Wash (Pump Provided by Bright Tech)
- Belt Press Effluent Returned to Head Works of WWTP
- 30,000+ Gallons of Sludge = (1) 20 Cubic Yard Container of Dewatered Sludge
Results
- No Capitol Equipment Costs
- Plant Operations are Cleaner
- Labor Costs and Equipment Associated with Drying Beds Not Required
- Noncompliant Discharges (and Fines) Avoided
