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Case study

20 m³/h Biomass Power Plant Cooling-Blowdown Softening Project

This project treats 20 m³/h of cooling blowdown from a biomass power plant. Dual-alkali softening is combined with PEK tubular membranes for solid-liquid separation after precipitation.

Project scale
20 m³/h
Feed / process stream
Cooling-tower blowdown from a biomass power plant
Membrane sections
Dual-alkali softening reaction → PEK tubular membrane clarification
Process equipment at the 20 m³/h Biomass Power Plant Cooling-Blowdown Softening Project

Project overview

This project treats 20 m³/h of cooling blowdown from a biomass power plant. Dual-alkali softening is combined with PEK tubular membranes for solid-liquid separation after precipitation.

Process route

Dual-alkali softening reaction → PEK tubular membrane clarification

Process roles

Upstream chemical reactions produce hardness precipitates, which are separated with suspended solids by tubular membrane filtration. The case focuses on the tubular-membrane softening stage of cooling-blowdown treatment.