Esmil Multi-Disc Screw Press MDQ

SIZE OF WWTP 5400 m3/day (1 427 000 GPD)
END USER Northern Hungary regional water and wastewater utility provider, ÉRV Zrt.
CUSTOMER VEOLIA Water Solutions & Technologies Magyarország Zrt.
START OF OPERATION September, 2015


During the preparation of Ózd WWTP construction project, engineering department of one of the leading companies in the field of wastewater treatment was looking for an effective sludge dewatering solution with low power consumption as well as small footprint.


After the detailed analysis and comparison with other manufacturers, the client chose two MDQ-352 C units. During the design stage, Esmil specialists actively assisted in the development of sludge dewatering scheme.


Type of sludgeThickened waste activated sludge
Unit Sludge Supply7-7.5 m3/h (31-35 GPM)
140-150 kg DS/h (309-331 lb DS/h)
Feed Sludge DS Concentration2 %
Cake DS Concentration18-20 %
Operation Time6-7 h/d
Average Polymer Dose4-6 g/kg DS (8-12 lb/ton DS)
Unit Daily Power Consumption9-11 kW*h