Facility for improving municipal waste water with a low carbon source

摘要

Improved A2/O-MBR treatment device, comprising an anaerobic tank, a first anoxic tank, a second anoxic tank, an aerobic tank and a consecutive membrane tank, with the anaerobic tank equipped with a waste water discharge, the bottom of the anaerobic tank, the first anox tank and the second anox tank are equipped with a stirrer, the floor of the aero tank being equipped with an air head, the membrane tank comprising a membrane module, with a perforated ventilation pipe positioned und er the membrane module, where the device includes an air compressor for ventilation of the aerotank and the membrane tank,where the second anoxic tank is connected to the anaerobic tank, where the aerobic tank is connected to the first anoxic tank, where the membrane tank is connected to the anaerobic tank, the membrane tank is equipped with a sludge outlet and a sludge return outlet.