Process and facility for recovering phosphorus at a wastewater treatment plant with advanced sludge treatment
Disclosed is a process and a facility for recovering phosphorus present in an effluent to be treated, including the following steps: a step of biological removal of phosphorus from the effluent to be treated, a step of separating the treated water from step i and the sludge, a step of anaerobic hydr...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | Disclosed is a process and a facility for recovering phosphorus present in an effluent to be treated, including the following steps: a step of biological removal of phosphorus from the effluent to be treated, a step of separating the treated water from step i and the sludge, a step of anaerobic hydrolysis of at least one portion of the sludge from step ii, a step of liquid/solid separation of the effluents from step iii, a step of advanced treatment of at least one portion of the sludge from step iv, a step of recirculation to step iii of at least one portion of the effluent from step v, and a step of recovering the phosphorus present in the effluent from step iv. |
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