Device and method for low-C/N ratio municipal wastewater short-cut denitrification/short-cut nitrification anaerobic ammonia oxidation biofilm process
A short-range denitrification technology for urban domestic sewage, applied in aerobic and anaerobic process treatment, chemical instruments and methods, biological water/sewage treatment, etc., can solve the problem of substandard TN concentration in effluent, complicated operation management, and reduced operating costs and other problems, to achieve the effect of saving aeration, good treatment effect and reducing operating cost
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[0023] Below in conjunction with accompanying drawing and embodiment the present invention will be further described:
[0024] Such as figure 1 As shown, the device and method of low C / N ratio urban domestic sewage short-range denitrification / short-range nitrification anammox biofilm process, is characterized in that: comprises urban sewage water tank (1), short-range denitrification biofilm reactor (2 ), an intermediate water tank (3), a short-course nitrification anammox biofilm reactor (4), and an outlet water tank (5). The domestic sewage is connected to the short-range denitrification biofilm reactor (2) through the water inlet pump (2.1); the short-range denitrification biofilm reactor (2) is provided with an agitator (2.2), a drain port (2.4), and an overflow port (2.5), PH probe (2.7), dissolved oxygen probe (2.8), and filled with polyurethane foam bioactive filler (2.3), hanging short-range denitrifying bacteria biofilm; short-range denitrification reactor (2) efflue...
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