Oxidation ditch membrane bioreactor, wastewater treatment process and application thereof
A membrane bioreactor, membrane bioreaction technology, applied in biological water/sewage treatment, biological treatment device, water/sludge/sewage treatment, etc. Low consumption, simple maintenance and operation, and the effect of reducing the cost of lifting pipelines
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Embodiment 1
[0066] Oxidation ditch membrane bioreactor
[0067] like figure 1 As shown, the oxidation ditch membrane bioreactor is provided with an oxidation ditch, and the oxidation ditch membrane bioreactor includes anaerobic zone 4, anoxic zone 1 and aerobic zone 2 established continuously, and the aerobic zone 2 Four membrane bioreaction zones 3 are provided, and the sewage water inlet is set in the anaerobic zone 4 .
[0068] The oxidation ditch is in corridor type, and the oxidation ditch membrane bioreactor includes two oxidation ditches connected in series.
[0069] The oxidation ditch is formed by dividing the diversion wall, and includes a plurality of corridors.
[0070] The flow guide wall includes an intermediate partition wall 5 and / or an arc-shaped flow guide wall 6 .
[0071] The arc guide wall 6 is arranged at the free end of the middle partition wall 5 .
[0072] A partition wall 7 is set between the anaerobic zone 4 and the anoxic zone 1 .
[0073] The oxidation ...
Embodiment 2
[0086] Oxidation ditch membrane bioreactor
[0087] like figure 2 As shown, the oxidation ditch membrane bioreactor is equipped with an oxidation ditch, and the oxidation ditch membrane bioreactor includes an anoxic zone 1 and an aerobic zone 2 set up continuously, and four membranes are arranged in the aerobic zone 2 In the biological reaction zone 3, the sewage water inlet is located in the anoxic zone 1.
[0088] The oxidation ditch is in corridor type, and the oxidation ditch membrane bioreactor includes two oxidation ditches connected in series.
[0089] The oxidation ditch is formed by dividing the diversion wall, and includes a plurality of corridors.
[0090] The flow guide wall includes an intermediate partition wall 5 and / or an arc-shaped flow guide wall 6 .
[0091] The arc guide wall 6 is arranged at the free end of the middle partition wall 5 .
[0092] The oxidation ditch membrane bioreactor is provided with two membrane bioreaction area groups, each membr...
Embodiment 3
[0103] Oxidation ditch membrane bioreactor
[0104] like image 3 As shown, the oxidation ditch membrane bioreactor is provided with an oxidation ditch, and the oxidation ditch membrane bioreactor includes anaerobic zone 4, anoxic zone 1 and aerobic zone 2 established continuously, and the aerobic zone 2 Four membrane bioreaction zones 3 are provided, and the sewage water inlet is set in the anaerobic zone 4 .
[0105] The oxidation ditch is in corridor type, and the oxidation ditch membrane bioreactor includes three oxidation ditches connected in series.
[0106] The oxidation ditch is formed by dividing the diversion wall, and includes a plurality of corridors.
[0107] The flow guide wall includes an intermediate partition wall 5 and / or an arc-shaped flow guide wall 6 .
[0108] The arc guide wall 6 is arranged at the free end of the middle partition wall 5 .
[0109] A partition wall 7 is set between the anaerobic zone 4 and the anoxic zone 1 .
[0110] The oxidatio...
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