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1、第28卷第12期环境科学学报Vol.28,No.122008年12月ActaScientiaeCircumstantiaeDec.,2008刘韵达,胡勇有,何向明,等.2008.饮用水源突发挥发酚污染应急处理中试研究[J].环境科学学报,28(12):2503-2508LiuYD,HuYY,HeXM,etal.2008.Pilotstudyonemergenttreatmentsofrawwatersuddenlypollutedbyphenols[J].ActaScientiaeCircumstantiae,28(12):2503-2508饮用水源突发挥发酚污染应急
2、处理中试研究11,321212刘韵达,胡勇有,何向明,程建华,章民驹,胡军有,康宇炜1.华南理工大学环境科学与工程学院,广州5100062.南海发展股份有限公司,佛山528200收稿日期:2008204208录用日期:20082092033-1摘要:通过为期2个月规模为4m·h的中试试验,考察了常规给水工艺(混凝、沉淀和过滤)对突发挥发酚污染原水的处理情况,重点考察了活性炭吸附、臭氧预氧化和高锰酸钾预氧化等3种应急工艺的除酚效能.结果表明,常规混凝沉淀对挥发酚的去除率低于10%,砂滤在12h内可起到拦截挥发酚的作用.3种应急工艺均可提高挥发酚的去除效果,起到应急的作用
3、.其中活性炭吸附对挥发酚的去除率可达44%;在-1-1),挥发酚去除率约99%.015mg·L的投量下高锰酸钾预氧化可达到50%的除酚效率;臭氧预氧化可使沉淀出水挥发酚达标(0.002mg·L关键词:饮用水源;挥发酚;粉末活性炭;臭氧;高锰酸钾;应急处理文章编号:025322468(2008)1222503206中图分类号:X507文献标识码:APilotstudyonemergenttreatmentsofrawwatersuddenlypollutedbyphenols11,321212LIUYunda,HUYongyou,HEXiangming,CHENGJia
4、nhua,ZHANGMinju,HUJunyou,KANGYuwei1.CollegeofEnvironmentalScienceandEngineering,SouthChinaUniversityofTechnology,Guangzhou5100062.NanhaiDevelopmentCompanyLimited,Foshan528200Received8April2008;accepted3September2008Abstract:Theremovalofphenolafternormalwatertreatmentprocesses(coagulatio
5、n,precipitationandfiltration)andemergenttreatmentprocessessuch3-1asadsorptionbyactivatedcarbonwerecomparedina2monthpilotstudytreating4m·hofrawwastewater.Pre2oxidationbyozoneandpotassiumpermanganatewereemployedwhenphenolpollutionoccurredsuddenlyintherawwater.Thepilotresultsshowthattherem
6、ovalefficiencyofphenoltreatedbynormalcoagulationandprecipitationwaslessthan10%.Sandfiltrationcouldpreventcontaminationfor12hours.Threeemergenttreatmentprocessesenhancedtheremovalofphenol.Theremovalefficiencyofphenoladsorbedbyactivatedcarbonwasupto44%while50%wasremovedbypre2oxidation-1).
7、Theprecipitatedeffluentreachedtheacceptedstandard(0.002mg·L-1)afterapre2ozonationprocessinwithpotassiumpermanganate(0.5mg·Lwhichtheremovalefficiencyofphenolwasnearly90%.Keywords:drinkingwater;phenol;powderactivatedcarbon;ozone;potassiumpermanganate;emergenttreatment-1炭,可将酚降低到10
