多级土壤渗滤系统技术研究现状及发展魏才倢

29720097　　　　　　ActaScientiaeCircumstantiaeVol.29,No.7Jul.,2009:(863)(No.2005AA601010-03);(No.2008ZX07102-003)SupportedbytheHigh-TechResearchandDevelopmentProgramofChina(No.2005AA601010-03)andtheImportantNationalScienceTechnologySpecificProjectsofWaterPollutionControlandTreatment(No.2008ZX07102-003):(1984—),,E-mail:[e-mail],Tel:[phone];＊(),E-mail:[e-mail],Tel:[phone]Biography:WEICaijie(1984—),female,E-mail:[e-mail],Tel:[phone];＊Correspondingauthor,E-mail:[e-mail],Tel:[phone],,.2009.[J].,29(7):1351-1357WeiCJ,WuWZ,YangFL.2009.Multi-soil-layertreatmenttechnology:Currentstatusandfutureperspectives[J].ActaScientiaeCircumstantiae,29(7):1351-1357魏才倢1,吴为中1,＊,杨逢乐2,贺彬2,李超11.北京大学环境科学与工程学院,北京1008712.云南省环境科学研究院,昆明650034:2008-07-15　　　:2009-03-26　　　:2009-05-25:(multi-soil-layersystem,MSL),、..,、,MSL,MSL.:;;:0253-2468(2009)07-1351-07　　　:X703.1　　　:AMulti-soil-layertreatmenttechnology:CurrentstatusandfutureperspectivesWEICaijie1,WUWeizhong1,＊,YANGFengle2,HEBin2,LIChao11.CollegeofEnvironmentalSciencesandEngineering,PekingUniversity,Beijing1008712.YunnanInstituteofEnvironmentalScience,Kunming650034Received15July2008;　　　receivedinrevisedform26March2009;　　　accepted25May2009Abstract:Themulti-soil-layering(MSL)systemisoneoftheadvancedconstructedsoil-basedwastewatertreatmentsystems.IthasbeendevelopedandappliedinJapanandThailandfortreatingdomesticandrestaurantwastewateraswellaspollutedriverwater.Withitsspecialstick-likestructure,theMSLsystemhasseveraladvantagesovertraditionallandtreatmenttechnologies,suchashigherhydraulicloadingrates,highernitrogenremovalefficiency,andeasiercloggingcontrol.ThispaperreviewsthehistoryandthecurrentstatusofMSLsystemworldwide,focusingonthemechanism,efficiencyanddesignparametersforeffectiveremovalofpollutants.ThefutureperspectivesoftheMLSsystemisalsodiscussedindetail.Keywords:soil-basedwastewatertreatmenttechnology;multi-soil-layering(MSL)system;wastewatertreatment1　(Introduction)-,.,-,,-,.:(slowrateinfiltration)、(rapidinfiltration)、(overlandflow)(soilabsorption).、,,.,(,1999;,2003;,2003;,2004).,(,2002)———(multi-soil-layeringtreatment,MSL).DOI:10.13671/j.hjkxxb.2009.07.005　　　　　　　　　　29,,、.、.,MSL,9,BOD、TN、TP95%、75%80%,(Attanandanaetal.,2000).,,、()、、MSL.,MSL(、、),,、(Attanandanaetal.,2000;Luanmaneeetal.,2002b,2002c;Boonsookeetal.,2003).Luanmanee(2002b)MSLCOD、TNTP,,TN.,,.Boonsook(2003)(PL)(、、)MSL.,Kuniali(2004)、Sugiyuki(2007)、Chen(2007a)MSL、,.,MSL,,、(Masunagaetal.,2003;Satoetal.,2005;Unnoetal.,2003).,MSL,,.MSLMSL,MSL.2　MSL(PollutantremovalefficiencyandmechanismofMSLsystem)2.1　MSL技术原理MSL.(permeablelayering,PL)(soilmixtureblock,SMB)(1).1(SMB),(PL).SMB(PL),(brick-likelayeringpattern).,;.,,.,,.、,(Luanmaneeetal.,2001).1　MSLFig.1　ProfilestructureofanMSLsystem2.2　有机物去除效率与机理MSL,.,,.,BOD,(,2006).Kuniaki(2005),,MSLCOD80.6%74.3%,COD92.1%90.6%.MSL.MSL,SMLPLCOD.SMLCODPL,(Satoetal.,2005b),COD71mg·L-1SMLCOD15mg·L-1,PLCOD26mg·L-1.SML13527:、,.,SML,.Luanmane(2002a),MSL.(Luanmaneeetal.,2002b;Boonsooketal.,2003;Chenetal.,2007a,2007b).Attanandana(2000),MSLCOD90%48%,BOD71%53%.,MSL,.Luanmanee(2002b),(25～35℃),MSLBOD5,95%.Choi(1998),20℃5℃,10%.MSL,SMB,,,.(Luanmaneeetal.,2002b).,MSL,,SMLPL,,,SML..,MSL.2.3　氮去除效率与机理,MSLPL,,、.Kuniali(2005)MSL,,.SMBPLPL,SMB.,PL,,.,,,;,;,,.SMBPL,.,SMB,PL,;SMB,,,.Luanmanee(2002a)MSL,MSL、C/N.MSL,.,.,MSL4000m3·m-2·d-1,NO-3-N48.3mg·L-1,TN-26.7%.,,.,,.,MSL,、、,.pH.,pH6.5～7.0(Luanmaneeetal.,2002b).,pH.MSL.,5℃8℃,11.0mg·L-121.0mg·L-1,,(Luanmaneeetal.,2002a).,(Galeetal.,1993;Weieretal.,1993).,(Robertson,2000),.1353　　　　　　　　　　29C/N,Meinhold(1998),C/N(4～5)∶1.MSL,(Masunagaetal.,2007b).Luanmanee(2002a)MSL,BOD5COD14mg·L-1185mg·L-1288mg·L-1602mg·L-1,C/N14,TN30%81.0%.C/NMSLTN,.,MSL,.,,,.、C/N,.2.4　磷去除效率与机理Sato(2005c),MSLSMBPL;,SMB,PL.MSLSMB,Fe3+Al3+,,PL、..,SMBFe2+SMB,,.Luanmanee(2002a),MSL4000m3·m-2·d-1,(SRP)TP80.3%72.4%;,(SRP)TP51.3%46.2%.Fe2O3,PLSMB,,(Satoetal.,2005a,2005b;Nishiguchietal.,1990).,MSL.MSL,.Chen(2007a)SMBSMB,.Luanmanee(2002a),pH,,pH.MSL,SMB.,Al、Fe、Ca,..3　MSL(DiscussiononoptimizingoperationconditionsofMSLsystem)3.1　填料选择MSL,,MSL,.,1MSL,SMB、,.1　MSLTable1　ThevariouschoicesandratiosofthefillmaterialsinanMSLsystemSMB()PL、、75∶10∶15Luanmaneeetal.,2002b、////、75∶12.5∶12.5Masunagaetal.,2007b、、、71.6∶10.5∶11.9∶6.0Satoetal.,2005b、、7∶1∶1∶1Chenetal.,2007a、+、75∶12.5∶12.5////Boonsooketal.,2003、、、60∶10∶15∶15Luanmaneeetal.,2002a13547:　　Attanandana(2000)SMB(+).,,.,(+),SS、BOD、COD、NH+4-N、TN、TPSRP71.2%、90.3%、69.9%、90.8%、75.8%、90.1%88.5%.Luanmanee(2002a)SMB((ricestraw)、(corncob)、(kenaf))(sawdust)4MSL.,,BOD5SRP.、、,,.,.,,81.4%～92.9%.,.,BOD5SRP.,BOD5SRP29.3%61.5%39.5%88.9%.,,Fe2+Fe3+PO3+4.Boonsook(2003)PL,.,,COD、BOD5、TNTP93%、98.3%、81.3%100%;,TN77.7%-48.8%,.,.,COD、BOD5TP,(quasi-clogging).3.2　空间结构MSL,(brick-likelayeringpattern),.Sato(2005c),PLSMB,.,PL(446%)SMB(65%),PL,.Chen(2007a)SMB.,1m3·m-2·d-1、2m3·m-2·d-1,BOD5SS,,SMB,.SMB3000cm26240cm2,SSBOD6.6%5.1%.SSSMB(Wakatsukietal.,1990),SMB,SMBSS.,BOD5SMB.3m3·m-2·d-1,SSBOD5,,PL(Satoetal.2005c),SMB,SMB.,CODSS、BOD5.SMB3000cm26240cm2,C