Secondary sedimentation tank device for A20 process

The invention discloses a secondary sedimentation tank device for an A20 process, which comprises a rectangular tank body and a sewage inlet, and is characterized in that the rectangular tank body is provided with a water diversion wall along the length direction, the lower end face of the water div...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	TIAN CHUNYU, YANG WEIKUO, CHEN XINGHUI, LIU BAOCHENG, CHEN HUI, LIU TINGTING, XIAO WEIXIA, LIU JINLEI, HAN XIAOYAN, LIU CHAO, LI GUODONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY METALLURGY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION TRANSPORTING TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Beschreibung
Zusammenfassung:	The invention discloses a secondary sedimentation tank device for an A20 process, which comprises a rectangular tank body and a sewage inlet, and is characterized in that the rectangular tank body is provided with a water diversion wall along the length direction, the lower end face of the water diversion wall is provided with a water retaining apron board, the side wall of the rectangular tank body is fixedly provided with a deflection baffle, one side of the bottom of the rectangular tank body is provided with a first inclined body, and the bottom of the rectangular tank body is provided with a second inclined body; a second inclined body is arranged on the other side of the bottom of the rectangular tank body, the sewage inlet is formed in the side wall of the rectangular tank body and corresponds to the water distribution wall, and a sludge discharging device is further arranged in the rectangular tank body. The gradual change section design is carried out at the sewage inlet, it is guaranteed that water