Denitrification and phosphorus removal sewage treatment device

• Main Authors: ZHANG JIE, GAO HAIRONG, CHEN XIULI
• Format: Patent
• Language: English
• Published: 27.01.2016
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model discloses a denitrification and phosphorus removal sewage treatment device, including sewage inlet tube, aeration tank, biofiltration pond, sludge drying pond, induced crystallization retort and drain pipe, sewage advances the water piping connection equalizing basin, and the equalizing basin passes through the three -dimensional flat grid pond of combination of pipe connection, the three -dimensional flat grid pond of combination connection sewage pump, the utility model discloses a biofiltration pond and the sewage treatment of induced crystallization retort to containing nitrogen, phosphorus have strengthened system's dephosphorization denitrogenation ability, improve mud -water separation speed and sewage purifying effect, improve nitrogen and phosphorus removal efficiency, possess marsh gas recovery unit simultaneously, and structural reasonable layout fully practices thrift the space, and calcium salts precipitating agent case and cloth medicine ware carry out the induced crystallization to phosphorus, are favorable to the recovery of phosphorus, and phosphorus purity is high, reaches good sewage dephosphorization effect.