A method for realizing short-term denitrification process of urban sewage by using delayed anaerobic/low-carbon anoxic SBR
A short-range denitrification and urban sewage technology, applied in the field of sewage biological treatment, can solve the problems of lack of effective methods for startup and process control, and achieve the effects of saving additional carbon sources, enhancing utilization efficiency, and stabilizing nitrite accumulation rate
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[0022] Below in conjunction with accompanying drawing, the present invention is described in further detail:
[0023] The system consists of the following parts: Sequencing batch SBR reactor (1); submersible mixer (1.1); float level gauge (1.2); first electromagnetic drain valve (1.3); second electromagnetic drain valve (1.4 ); the third electromagnetic drain valve (1.5); the first emptying valve (1.6); COD concentration sensor (1.7); nitrate concentration sensor (1.8); ammonia nitrogen concentration sensor (1.9); multi-parameter online monitor (1.10) ;Secondary effluent storage tank of sewage plant (2); the first water inlet pump (2.1); the first overflow pipe (2.2); the second emptying pipe (2.3); urban sewage storage tank (3); Inlet pump (3.1); second overflow pipe (3.2); third vent pipe (3.3); outlet water reservoir (4); third overflow pipe (4.1); fourth vent pipe (4.2); PLC automatic control system (5); online parameter controller (5.1); reactor operation controller (5.2...
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