BIOSTYR陆洪宇1, 吕炳南1, 陈志强1, 朱 锐1, 黄 勇2, 沈耀良2(1.哈尔滨工业大学市政环境工程学院,黑龙江哈尔滨150090;2.苏州科技学院环境科学与工程系,江苏苏州215011) : 采用改进型BIOSTYR工艺处理景观水,考察了对TN、NH+4-N、COD、浊度的去除效果。结果表明,该工艺除污效果好,对COD的平均去除率为55.40%,对NH+4-N的平均去除率90%,对TN的平均去除率为52.08%,出水浊度为1.2~1.5NTU。 : 景观水; BIOSTYR; 好氧反硝化; 短程硝化反硝化:X703.1 :C :1000-4602(2005)08-0088-03StudyontheModifiedBIOSTYRProcessforScenicWaterTreatmentLUHong-yu1, LVBing-nan1, CHENZhi-qiang1, ZHURui1, HUANGYong2, SHENYao-liang2(1.SchoolofMunicipalandEnvironmentalEngineering,HarbinInstituteofTechnology,Harbin150090,China;2.DepartmentofEnvironmentalScienceandEngineering,SuzhouUniversityofScienceandTechnology,Suzhou215011,China) Abstract: ThemodifiedBIOSTYRprocesswasusedforscenicwatertreatmentandtheremovalofTN,NH+4-N,COD,andturbiditywasinvestigated.Theresultshowsthattheprocessiseffectiveinre-movingthepollutants,andtheremovalrateforCOD,NH+4-N,andTNisaveragedrespectivelyat55.40%,over90%,and52.08%,withthefinishedwaterturbidityof1.2-1.5NTU. Keywords: scenicwater; BIOSTYR; aerobicdenitrification; short-runnitrificationanddenitrification :(2003AA601070)1 试验装置及方法1.1 1BIOSTYR。BIOSTYRBIOSTYR(1.9m),D=100mm,H=2.3m,1.4m。,BAF2~5mm,。,,10mm。,,,(0.9~0.95)×103kg/m3,500m2/m3。2.1m,。88第21卷 第8期2005年8月 中国给水排水CHINAWATERWASTEWATER Vo.l21No.8Aug.2005300mm。BIOSTYR2,7L/h,100%。1 Fig.1 Schematicdiagramofexperimentalset-up1.2 ,1。1 Tab.1 ScenicwaterqualityCOD/(mgL-1)/(mgL-1)TN/(mgL-1)/NTU47.495.456.737~201.3 DO:;NH+4-N:;COD:;NO-2-N:N-(1-);TN:;NO-3-N:;:。2 结果及讨论2.1 (),3d7L/h,HRT2.5h,1.9m。COD、TN,7d,20,,。,,COD50%,NH+4-N91%,。2.2 CODBIOSTYRCOD,55.40%,COD21mg/L,BIOSTYR。2.3 ,NH+4-N0.45mg/L,91.80%,NH+4-N。DO0.5mg/L,。DO,DO,COD,,0.1mDO(3.0mg/L),1.3mDO(0.8mg/L)。、,0.1~1.3m,,1.3mNO-3-N;NO-2-N0.05mg/L0.3mg/L;NH+4-N2.85mg/L2.31mg/L,20%。NO-3-N,:①,,、;,,NO-3-N。②,0.8~1.3mm,3mm,。Laanbroek,,DO,。DO0.9mg/L,1.0~1.3mNO-2-NNO-3-N(NO-2-N0.21~0.3mg/L,NO-3-N),。(),DO。BIOSTYR,。2DO,,,。89第8期 陆洪宇,等:改进型BIOSTYR处理景观水研究 第21卷COD,。2 Fig.2 VariationofDOinBIOSTYRTN,TN3.17mg/L,52.08%。2.4 ,,(1.2~1.5NTU),。,。2.5 ,,,,。,15d,,2L/h。,1d1.8NTU,COD、NH+4-N2d53.94%、90.64%,,TN,450.94%。,。,25%,。2.6 、,。BIOSTYR,31d4.9kPa。。,0~0.4m。,。,。,15d,24m/h,。3 结论① BIOSTYRCOD、TN、NH+4-N,55.40%、52.08%、91.80%,1.2~1.5NTU。② ,,。。③ BIOSTYR,。④ 10mm,BIOSTYR。。:[1] ,.[J].,2003,18(1):1-3.[2] XivaerLeTallec,SlimZeghal,AlainVidal,etal.Effectofinfluentqualityvariabilityonbiofilteroperation[J].WatSciTech,1997,36(1):111-117.[3] .()[M].:,1996.[4] ,,,.MBR[J].,2001,22(4):51-55.:(0451)86282097E-mail:hongyulu@sohu.com:2005-04-1590第8期 中国给水排水 第21卷