Wastewater treatment plant with an aeration basin and a clarifier comprising a protected passage towards a siphoid zone.

摘要

the invention relates to a sewage treatment plant, of the type comprising a tank (1) including at least two chambers, a shaft (10) and the other for clarification (11), for the treatment of wastewater from one into the other.the enclosure (11) for clarification is connected to an outlet port (110) for a cup (20) zone is bounded by a wall (2) and a cup bottom (21) to form a passage for entry zone (210) in the cup.characterized in that the compound of clarification (11) includes at least one element (3) for upward flow arrangements under the entrance passage (210) in the zone (20) with a cup (30) extending inclined baffle plate of a lower part (300) overlapping in height the entrance passage (210) to a higher end (301) out of the entrance passage