| 摘要 |
PURPOSE:To certainly treat sewage even in a small-scale sewage treatment plant. CONSTITUTION:The sewage from sewerage is supplied to the water receiving tank of an excretion dehydrator A directly or by a pump. The sewage supplied from the water receiving tank 2 by the plunger 5 reciprocally moving in the cylindrical screen 4 of the excretion dehydrator A provided to the lower part of the water receiving tank 2 is filtered. The excretion caught by the screen 2 is dehydrated under pressure to be fed through the feed duct 6 connected to the excretion dehydrator to be discharged. The sewage separated by the excretion is guided to an aeration tank 16 directly or through a pump well to be subjected to aeration treatment. |
