CASE STUDY: SOUTHERN GREECE W.W.T.P.
| Case Study | Southern Greece W.W.T.P. |
| Location | Southern Greece |
| Target | Sludge Elimination |
| Populations Equivalent | 200 000 |
| Flowrate | 38 000-40 000 m3/day |
| Treated wastewater | Municipal |
| Parameter | Suspended Solids | COD | TN | TP |
| Units | mg/l | mg/l | mg/l | mg/l |
| Input (average) | 100 | 400 | 70 | 7 |
| Sludge Production Before Application (average) | 30-35 (tn/day) | |||
| Sludge Production After Application (average) | 0 (tn /day) | |||
| Reduction | 100% |
|---|
REMARKS
- The total reduction of excess sludge occurred with anaerobic digestion stage not in operation
- The electricity consumption reduced to approximately 15% after the application of our bacterial products
- The SVI values in the sedimentation tanks were improved
CASE STUDY: NORTHERN GREECE W.W.T.P.
| Case Study | Northern Greece W.W.T.P. |
| Location | Northern Greece |
| Target | Sludge Elimination |
| Populations Equivalent | 120 000 |
| Flowrate | 29 000 m3/day |
| Treated wastewater | Municipal |
| Parameter | Suspended Solids | COD | TN | TP |
| Units | mg/l | mg/l | mg/l | mg/l |
| Input (average) | 250 | 400 | 55 | 12 |
| Sludges Production Before Application (average) | 20-25 (tn/day) | |||
| Sludge Production After Application (average) | 0(tn/day) | |||
| Reduction | 100% |
|---|
REMARKS
- Total reduction of excess sludge
- The electricity consumption in the aerobic zone has reduced to approximately 25% after the application of the Ydro Process®
- The SVI values in the sedimentation tanks were improved
CASE STUDY: VERIA W.W.T.P.
| Case Study | VERIA W.W.T.P |
|---|---|
| Location | Northern Greece |
| Target | Sludge Elimination |
| Population Equivalent | 60 000 |
| Flowrate | 11 000 – 13 000 m3/day |
| Treated wastewater | Municipal |
| Project Initiation | 15/07/2012 |
| Parameter | Suspended Solids | COD | TN | TP |
| Units | mg/l | mg/l | mg/l | mg/l |
| Input (average) | 400 | 500 | 75 | 15 |
| Sludge Production Before Application (average) | 15-20 (tn/day) | |||
| Sludge Production After Application (average) | 0 (tn/day) | |||
| Reduction | 100% |
|---|
REMARKS
- The plant also receives up to 100 tn/day of external sludge from other wastewater treatment plants, which is equivalent to a population of 500 000 people
- The electricity consumption in the aerobic zone has been reduced to at least 50% after the application of our bacterial products
CASE STUDY: ANDRATX W.W.T.P.
| Case Study | Andratx W.W.T.P. |
|---|---|
| Location | Mallorca, Spain |
| Target | Sludge & Energy Reduction |
| Population Equivalent | 20 000 |
| Flowrate | 2500 m3/day |
| Treated wastewater | Municipal |
| Parameter | Suspended Solids | COD | TN | TP |
| Units | mg/l | mg/l | mg/l | mg/l |
| Input (average) | n/a | 649 | 64 | 9 |
| Sludge Production Before Application (average) | 6 (tn/day) | |||
| Sludge Production After Application (average) | 2 (tn/day) | |||
| Reduction | 65% |
|---|
REMARKS
- Reduction of excess sludge
- The electricity consumption in the aerobic zone has reduced to approximately 40% after the application of the Ydro Process®
- Cost reduction
CASE STUDY: DRUSKININKAI W.W.T.P
| Case Study | Druskininkai W.W.T.P. |
|---|---|
| Location | Southern Lithuania |
| Target | Sludge & Odour Elimination |
| Populations Equivalent | 15 000 |
| Flowrate | 4 600 m3/day |
| Treated wastewater | Municipal |
| Parameter | Suspended Solids | COD | TN | TP |
| Units | mg/l | mg/l | mg/l | mg/l |
| Input (average) | n/a | 449 | 54 | 9 |
| Sludge Production Before Application (average) | 6 (tn/day) | |||
| Sludge Production After Application (average) | 0.5 (tn/day) | |||
| Reduction | 90% |
|---|
REMARKS
- Total reduction of excess sludge
- Improved effluent parameters
- The odour problem was solved
- Cost reduction