脱水蔬菜生产废水处理工程实例-8810fe58804d2b160b4ec045

脱水蔬菜生产废水处理工程实例-8810fe58804d2b160b4ec045工程实例脱水蔬菜生产废水处理工程实例胡晓莲,王西峰(湖南科技大学土木工程学院,湖南湘潭411201)摘要:以脱水蔬菜加工废水处理工程为例,介绍了SBR工艺的设计及运行情况。结果表明,该工艺运行稳定,对COD、BOD5、SS的去除率分别为93.07%、95.69%和89.11%,出水各项指标均优于《污水综合排放标准》(GB8978—1996)的一级标准。关键词:脱水蔬菜生产废水;厌氧处理;SBR工艺中图分类号:X703.1文献标识码:C文章编号:1000-4602(2009)04-0056-03TreatmentProjectofWastewaterfromDehydratedVegetablesProcessingHUXiao2lian,WANGXi2feng(SchoolofCivilEngineering,HunanUniversityofScienceandTechnology,Xiangtan411201,China)Abstract:Takingthetreatmentprojectofwastewaterfromdehydratedvegetablesprocessingforex2ample,thedesignandoperationofSBRprocessareintroduced.Therunningresultsshowthatthisprocessoperatesstably.TheremovalratesofCOD,BOD5andSSare93.07%,95.69%and89.11%respectively.TheeffluentqualitycanreachthefirstclasscriteriaspecifiedintheIntegratedWastewaterDischargeStandard(GB8978-1996).Keywords:wastewaterfromdehydratedvegetablesprocessing;anaerobicprocess;SBRprocess1工艺流程内蒙古赤峰市某蔬菜加工厂的脱水蔬菜生产能力为8000t/a,主要产品为脱水胡萝卜、青红椒、西红柿、卷心菜等。废水水质及排放标准[1]见表1。表1废水水质及排放标准Tab.1