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时间:2020-05-07
《印染废水高效净化技术研究与示范-论文.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、●工业给排水●印染废水高效净化技术研究与示范许明涂勇陆嘉昂。刘伟京。喻学敏吴海锁邹敏李京(1江苏省环境科学研究院,南京210036;2江苏省环境工程重点实验室,南京210036;3江苏省环境工程咨询中心,南京210036;4南京市环境监测中心站,南京210013)摘要针对印染废水水质水量变化大、可生化性差、COD和色度去除不稳定和脱氮效率低等问题,采用高效厌氧处理、生物强化处理以及深度处理技术路线,开发了折流式厌氧水解(ABR水解)一A/o(PACT)一深度处理工艺,建立了中试研究基地和示范工程,根据处理规模为2万m0/d的示范工程处理效果,出水CoD、总氮、氨氮、总磷和色度去除率分别为
2、9O.9、78.5、89.2、92.2和91.4,出水水质可稳定达到《太湖地区城镇污水处理厂及重点工业行业主要水污染物排放限值》(DB32/1072-2007),工程投资为1650元/m。,直接运行费用1.7元/m。。关键词印染废水高效净化折流式厌氧水解A/O(PACT)Studyanddemonstrationofthehigh—efficientprintinganddyeingwastewatertreatmenttechnologiesXuMing,TuYong,LuJiaang,LiuWeijing。,YuXuemin,WuHaisuo,ZouMin,LiJing(j.Jian
3、gsuProvincialAcademyofEnvironmentalScience,Naing210036,China;2.JiangsuProvinceKeyLaboratoryofEnvironmentalEngineering,Nanjing210036,China;3.JiangsuProvinceEnvironmentalEngineeringConsultingCenter,Nanjing210036,China;4.NanjingCityEnvironmentalMonitoringCenterStation。Nnnjing210213。China)Abstract:Ba
4、sedontherapidchangeofwaterquality,poorbiodegradability,unstableremova—bilityofCODandchroma,andlownitrogenremovabilityinprintinganddyeingwastewater,thehigh—efficiencyanaerobictreatment,enhancedbiologicaltreatmentandadvancedwastewatertreat—menttechnicalroutinewereusedinthisstudy.Thebaffledanaerobic
5、hydrolysisreactor(ABRhy—drolysis)一A/O(PACT)一advancedwastewatertreatmentprocesswasdevelopedandthepilotre—searchbasementanddemonstrationprojectwerealsosetup.Theoperationresultsofademonstra—tionprojectwith2O000m。/dshowedthattheremova1ratesofCOD。totalnitrogen。ammoniani—trogen,totalphosphorusandchroma
6、were90.9、78.5、89.2、92.2,and91.4,respec—tively.ThequalityofeffluentcouldmeettherequirementsOfDischargestandardofmainwaterpollutantsformunicipalwastewatertreatmentplant&keyindustriesofTaihuatea(DB32/1072-2007).Theprojectinvestmentwas1650Yuan/m。,thedirectoperationcostwas1.7Yuan/m。.Keywords:Printinga
7、nddyeingwastewater;High-efficienttreatment;Baffledanaerobichydrol—ysis;A/O(PACT)国家水体污染控制与治理科技重大专项(2008Z×07101-003,2012ZX07101.003);江苏省太湖办项目(JSZC.G2013.177)。给水排水Vo1.40No.102014491问题提出来的几百mg/[上升到2000~3000mg/L,从而使我国纺织工业产业
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