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Process and facility for recovering phosphorus at a wastewater treatment plant with advanced sludge treatment
Process and facility for recovering phosphorus at a wastewater treatment plant with advanced sludge treatment
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机译:在具有高级污泥处理的废水处理厂中回收磷的工艺和设备
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摘要
The present invention relates to a process and a facility for recovering phosphorus present in an effluent to be treated, comprising 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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