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1. (WO2005068380) DISPOSITIF A-SBR DESTINE A ELIMINER DE L'AZOTE ET DU PHOSPHORE DANS DES EAUX USEES
Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

[CLAIMS]

[Claim 1] An A-SBR apparatus for removing nitrogen and phosphorus in sewage/waste water, comprising:
a screen tank for removing impurities and suspended materials contained in inflow water;
a flow equalization tank for controlling flow rate and water quality of the inflow water that passed through the screen tank;
an A-SBR reactor for decomposing organic materials and removing nitrogen and phosphorus in the inflow water that passed through the flow equalization tank, and including an A-SBR pre-reactor, an A-SBR main reactor and an effluent tank;
a clarified supernatant liquid discharge equipment for discharging clarified supernatant liquid that passed through the A-SBR reactor;
an upflow filtration equipment for removing suspended materials and phosphorus in the clarified supernatant liquid that passed through the A-SBR reactor;
a liquid chemical tank for transferring alum, NaOH and polymer to the upflow filtration equipment;
a photocatalyst device for sterilizing and disinfecting the treated water that passed through the upflow filtration equipment;
a reclaimed water reservoir for storing the treated water that passed through the photocatalyst device;
a microorganism activation tank for improving activity and denitrification efficiency of microorganisms in the A-SBR reactor; and
a sludge reservoir for treating surplus sludge produced in the A-SBR reactor.