丙烯酰胺生产废水处理工程实例_陈莉

给水排水　Vol.36　No.12　201063　　　丙烯酰胺生产废水处理工程实例陈　莉　王白杨　龚小明　王会平　王　娜(南昌大学环境与化学工程学院,南昌　330031)　　摘要　某化工厂以微生物法生产丙烯酰胺,生产废水中含有大量的有机物及氨氮,原有废水处理系统不能满足其废水排放标准。通过对存在问题进行分析和研究,对原有工艺进行改进,采用UASB—A/O—BIOFOR组合工艺处理该厂含高浓度氨氮的有机废水,出水各项指标均达到《污水综合排放标准》(GB8978—1996)二级标准。关键词　丙烯酰胺生产废水　UASB　A/O　BIOFORAcasestudyonacrylamideproductionwastewatertreatmentChenLi,WangBaiyang,GongXiaoming,WangHuiping,WangNa(CollegeofEnvironmentalandChemicalEngineering,NanchangUniversity,Nanchang330031,China)Abstract:Microorganismwereusedtoproduceacrylamide(AM)inachemicalplant,sotheconcentrationsoforganicmatterandammonianitrogeninproductionwastewaterwerehigh,whiletheinfluentfromthepreviouswastewatertreatmentsystemcouldn'tmeetthewastewaterdischargestandards.Bystudyingandanalyzingtheexistingproblems,thepreviousprocesswasupgraded.WhentheUASBA/OBIOFORcombinedprocesswasemployed,everyindexofinfluentsatisfiedthesecondstandardsof“Integratedwastewaterdischargestandard”(GB8978—1996).Keywords:Acrylamideproductionwastewater;UASB;A/O;BIOFOR1　工程概况丙烯酰胺生产废