臭氧-固定化生物活性炭滤池深度处理石化废水的试验研究

第6卷第5期2005年5月环境污染治理技术与设备Vo1．6．No．5—TechniquesandEquipme—ntforEnvironmentalPollutionControlMay2005臭氧一固定化生物活性炭滤池深度处理石化废水的试验研究姚宏马放田盛李圭白(1．北京交通大学土木建筑工程学院市政环境工程系，北京100044；2．哈尔滨工业大学市政环境工程学院，哈尔滨150090；3．哈尔滨工业大学环保科技股份有限公司博士后工作站，哈尔滨150001)摘要针对石化废水中不同特征污染物，采用人工分离筛选去除COD和油工程菌6株、硝化工程菌10株(亚硝化细菌5株、硝化细菌5株)构建高效混合菌群，通过臭氧固定化生物活性炭滤池除污染效能中试研究表明，该系统深度处理石化难降解有机废水是可行的，能同时实现去除COD、油类、NH一N等污染物的功效，对COD、油类、NH一N和色度的平均去除率分别为73．0％、90．5％、81．2％和90％，相应的出水分别为33．2mg／L、0．4mg／L、4．5mg／L和10倍，各项指标均达到了国家循环冷却水的用水要求，它的推广应用必将带来显著的环境效益、社会效益和经济效益。关键词臭氧．固定化生物滤池深度处理石化废水工程菌中图分类号X703．1文献标识码A文章编号1008-9241(2005)05．0083-04Thepilot．plantstudyonadvancedtreatmentofpetrochemicalwastewaterbyozone．immobilizedbiologicalactivatedcarbonfilterYaoHongMaFang-TianShengLiGuibai(1．DepartmentofMunicipal＆EnvironmentalEngineeringofSchoolofCivilEngineering＆Architecture，BeijingJiaotongUniversity，Beijing100044：2．SchoolofMunicipal＆EnvironmentalEngineering，HarbinInstituteofTechnology，Harbin150090；3．HITEnvironmentalProtectionLtd．CompanyPostdoctorWorkstation，Harbin150001)AbstractDuetovarietiesofpollutantsinthepetrochemicalwastewater，theconfgurationofhigheffectivecombinedbacteriagroup，including6engineeringbacteriatoremoveCOD，oiland10engineeringnitrobacteria(5nitrous．bacteriaand5nitrobacteria)，wasfirstpresentedinthispapertoremovetheresidualCOD，oilandNH，．Npollutantssimultaneously．Theexperimentalresultsverifiedthatthedesignedsystemwasfeasibleintheadvancedtreatmentofthepetrochemicalnon·degradableorganicwastewater，COD，oilandNH3·Npollutantscanberemovedsimultaneouslybythesystem．TheaverageremovalratesofCOD，oil，ammonianitrogenandchromi·nanceare73％．90．5％，81．2％and90％respectivelyandtheircorrespondingeffluentsare33．2mg／L，0．4mg／L，4．5mg／Land10times，andallreachstandardsofnationalcirculatingcoolingwater．Theexperimentalresuitsverifiedthatthedesignedsystemwasfeasibleintheadvancedtreatmentofthepetrochemicalnon·degrad·ableorganicwastewater．Therefore，itisnodoubtthatthepopularizationandapplicationofIBACFwillbringa‘boutsignificantenvironmenta1．socialandeconomicalbenef