首页> 外国专利> Processing waste water, with simultaneous production of biogas, includes supplying partially purified waste water and/or clarified sludge, plus solid biomass, to fermenter of biogas plant

Processing waste water, with simultaneous production of biogas, includes supplying partially purified waste water and/or clarified sludge, plus solid biomass, to fermenter of biogas plant

机译:处理废水,同时生产沼气,包括向沼气厂的发酵罐供应部分纯化的废水和/或澄清的污泥,以及固体生物质。

摘要

In processing contaminated waste water using a clarification plant and a mechanical purification station (MPS) (4), waste water and/or clarified sludge (12, 13) withdrawn downstream of the MPS is/are supplied to fermenter(s) (16) of a biogas plant (17) downstream of the MPS, together with a solid biomass charge (29), and fermented anaerobically such that the harmful component contents in the fermented mixture (27) are below specific thresholds. In a method for processing contaminated waste water using a clarification plant and a mechanical purification station (MPS) (4) (specifically a screening station of the clarification plant), a predetermined amount of waste water and/or clarified sludge (12, 13) withdrawn downstream of the MPS is supplied to fermenter(s) (16) of a biogas plant (17) located downstream of the MPS, together with a predetermined amount of a solid biomass charge (29), and is fermented anaerobically. The amounts and compositions of the components supplied to the fermenter(s) are such that the contents of harmful components in the obtained fermented mixture (27) are below predetermined thresholds. An independent claim is included for corresponding water treatment apparatus.
机译:在使用澄清工厂和机械净化站(MPS)(4)处理受污染的废水时,将从MPS下游抽取的废水和/或澄清的污泥(12、13)供应至发酵罐(16)。 MPS下游的沼气厂(17)与固体生物质装料(29)一起进行厌氧发酵,以使发酵混合物(27)中的有害成分含量低于特定阈值。在使用澄清设备和机械净化站(MPS)(4)(特别是澄清设备的筛选站)处理污染废水的方法中,预定量的废水和/或澄清污泥(12、13)在MPS的下游取出的残渣与预定量的固体生物质装料(29)一起供给到位于MPS的下游的沼气厂(17)的发酵罐(16)中,并进行厌氧发酵。供应给发酵罐的组分的量和组成使得所获得的发酵混合物(27)中有害组分的含量低于预定阈值。对于相应的水处理设备包括独立权利要求。

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