| 摘要 |
PURPOSE: Provided is a zero liquid discharge sewage disposal tank being capable of reducing electric power consumption by not using a blower, and recycling 100% of sewage and night soils. CONSTITUTION: The tank comprises a storage tank(3) for temporarily storing night soils and sewage from a toilet, a septic tank(4) for decomposing night soils and sewage transferred from the storage tank(3) to lower BOD level, a bioreactor with a biofilm(6) for treating the decomposed sewage and night soils using microorganisms, a recycling tank(7) for storing water treated by the bioreactor for recycling it as toilet washing water, and a rainwater tank(2) for supplementing the toilet washing water when the recycled water is not enough.
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