Tag: filtration method

Hydraulic Retention Time (HRT)
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What’s sludge dewatering?

1. OverviewThe role of sludge dewatering is to remove the capillary water and surface attached water in the sludge, thereby reducing its volume and weight. Basic principle: Mechanical dewatering of sludge is driven by the pressure difference on both sides of the filtering medium, forcing the water in the sludge