TYPE OF INDUSTRY – Renewable energy
MODEL OF DEHYDRATOR – MDQ-354 CL
START OF OPERATION – 2020 January
Issue
The customer was looking for a solution to replace one of the three existing centrifuges as well as to increase dry solid content, reduce energy consumption and improve operation.
Solution
On-site pilot tests were carried out, using mobile dewatering unit MDQ-201, to find the best dewatering technology. According to the test results Esmil offered sludge dewatering technology based on Multi-disc Screw Press Dehydrator MDQ-354 CL together with service platform.
Results
| Type of sludge | anaerobically digested sludge |
| Operating time | 23 h/day, 6 days/week |
| Unit sludge supply | up to 78 gpm up to 3,276 lbDS/h |
| Inlet sludge ds content | 8.4 % |
| Cake ds content | 26.5 % |
| Polymer consumption | 16.5 lb/ton DS |
| Tss concentration in filtrate | 350-500 ppm |
| Ds capture rate | up to 99.4 % |
