02-05-2023 дата публикации
Номер: CN116040841A
Принадлежит:
The invention discloses sewage treatment equipment for secondary biochemical treatment, which comprises an anaerobic tank, an anoxic tank, an aerobic tank, a sedimentation tank and a filter tank for realizing primary biochemical treatment of sewage, the anaerobic tank is provided with a main water inlet pipe, and the filter tank is provided with a main water outlet pipe; the sewage treatment system further comprises a microalgae tank for realizing secondary biochemical treatment of sewage, the anaerobic tank is in airflow communication with the microalgae tank through a gas guide pipe, the microalgae tank is communicated with the filter tank through a microalgae tank water inlet pipe, and the microalgae tank is provided with a microalgae tank water outlet pipe. According to the sewage treatment equipment disclosed by the invention, advanced treatment of sewage and efficient utilization of nutrient substances in the sewage are realized, and meanwhile, emission of greenhouse gases is reduced ...
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