厌氧消化_仿生态塘_藻网滤床组合工艺处理猪场废水_杨鹏

厌氧消化－仿生态塘－藻网滤床组合工艺处理猪场废水*杨鹏1张克强1杜连柱1乔汪砚2(1．农业部环境保护科研监测所资源再生研究室，天津300191;2．西北农林科技大学农学院，陕西杨凌712100)摘要:针对规模化猪场废水的特点，以实际工程为例，介绍了“厌氧消化－仿生态塘－藻网滤床组合工艺”的设计及其运行情况。试验结果表明:该工艺处理效果良好，出水达GB5084—2005《农田灌溉水质标准》，处理后的水可全部用于附近农田灌溉，综合效益好，可供同类工程参考。关键词:猪场废水;厌氧消化;仿生态塘;藻网滤床ANAEROBICDIGESTION-BIONICPOND－ALGALTURFSCRUBBERCOMBINEDPROCESSFORTREATMENTOFPIGGERYWASTEWATERYangPeng1ZhangKeqiang1DuLianzhu1QiaoWangyan2(1．LaboratoryofAgro-WastetoResource，Agro-EnvironmentalProtectionInstitute，MinistryofAgriculture，Tianjin300191，China;2．CollegeofAgronomy，NorthwestAgricultureandForestryUniversity，Yangling712100，China)Abstract:Forthecharacteristicsoflarge-scalepiggerywastewater，takinganactualprojectasanexample，itisintroducedthedesignandoperationoftheanaerobicdigestion-bionicpond-algalturfscrubbercombinedprocess．Theapplicationresultsshowthatthetreatingeffectofthisprocessisexcellent，andtheeffluentcanmeet“IrrigationWaterQualityStandardsofFarmland”(GB5084—2005)，allofthetreatedwaterisusedforirrigationaround，comprehensivebenefit