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Sludge dewatering

HUBER Screw Press Q-PRESS®

Manufacturer: HUBER Technology

Country: Germany

HUBER Screw Press Q-PRESS® dewaters sludge using a slowly rotating screw and a cylindrical screen section. Q-PRESS® is a separate screw-press series and is selected independently from S-PRESS®.

Conditioned sludge enters the press, where the liquid phase separates through the screen surface. Toward the discharge end, pressure increases, the material is compacted and dewatered cake leaves the unit.

  • screw-press dewatering with filtrate separation through a cylindrical screen;

  • cake formation and controlled backpressure where included in the version;

  • washing mode and energy demand depend on version and sludge.

Q-PRESS® is selected separately from S-PRESS: the choice depends on required throughput, sludge composition, conditioning and automation level.

Specifications

Process typescrew press dewatering
Feed capacityup to 540 kg DS/h
Sizesfour
Thin sludge feedless than 1% solids without prior thickening
Typical output solids18-25 %
Volume reductiongreater than 97% in one step