Processing of the liquid fraction

Vivianite precipitation

Vivianite precipitation

Objective

Recovery of phosphorus from a liquid effluent in the form of an iron phosphate (vivianite)

Inlets

Liquid streams rich in denitrified P, products of other processes

Efficiency

60% of the P present in the influent of a pilot plant

Weaknesses

-

Products

Vivianite (Fe3(PO4)2·8H2O)

Other outlets

Treated liquid effluent

Consumption

Energy: Low
Water: Not applicable
Reagents: High

Investment

Not available

Operation

Not available

Observations

-

Combination with other technologies

1. Separation technologies -> NDN -> Vivianite precipitation;
Download the file here
TRL - 5
Status Emergent
Complexity Medium

Information made by:

BETA Tech Center