Biological denitrification integrated equipment

• Main Authors: WANG YUANFEI, YU LINA, RUAN LUFAN, HAN RUOBING, LIU YU
• Format: Patent
• Language: Chinese; English
• Published: 17.03.2023
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The invention discloses biological denitrification integrated equipment which comprises a treatment box divided into a first-stage treatment area, a second-stage treatment area and an equipment area which are independent, the first-stage treatment area is divided into a first-stage tank A and a first-stage tank O by a movable adjusting plate, and a water distribution device and an aeration pipe which are correspondingly suspended in the first-stage tank A and the first-stage tank O are connected to the treatment box in a sliding manner; the second-stage treatment area is divided into a second-stage A tank and an MBR membrane tank, the bottoms of the second-stage A tank and the MBR membrane tank are communicated, the MBR membrane tank is communicated with a sludge return pipe, the sludge return pipe is inclined downwards, the bottom end of the sludge return pipe is communicated with the water inlet pipe, and a suction pump communicated with a water outlet of an MBR membrane, an aeration fan communicated with a