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MBBR处理猪场废水厌氧消化液的研究

Keywords: 移动床生物膜反应器,猪场废水厌氧消化液,COD,NH3-N

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Abstract:

采用移动床生物膜反应器(MBBR)处理猪场废水厌氧消化液,考察了水力停留时间(HRT),进水COD和NH3-N浓度对反应器处理效果的影响。结果表明,在温度为20~30℃,填料填充比为50%,进水COD和NH3-N浓度分别为1016mg/L和496mg/L条件下,当HRT为12.5h时,COD和NH3-N去除率可分别达到62%和77%,猪场废水厌氧消化液中可生物降解性有机物基本得到去除,当HRT增至23.8h时,COD和NH

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