Cl和SO42对厌氧废水处理的抑制阈值杨虹

　332　19992上海交通大学学报JOURNALOFSHANGHAIJIAOTONGUNIVERSITYVol.33No.2　Feb.1999　:1997-03-19　:,1964,.:200030Cl-SO2-4杨　虹,　朱章玉,　李道棠,　成　萍,　龚广予()　:用人工配制高浓度有机废水分别研究了Cl-和SO2-4对厌氧生物废水处理的抑制作用和抑制阈值.在全混流厌氧恒化器和上流式厌氧污泥床(UASB)反应器中分别得到了对厌氧消化基本无抑制作用(全混流恒化器:Cl-4.5g/L,SO2-41.8g/L;UASB:Cl-7.2g/L,SO2-43.0g/L);轻度抑制(全混流恒化器:Cl-=4.5～6.0g/L,SO2-4=1.8～3.3g/L;UASB:Cl-=7.2～8.2g/L,SO2-4=3.0～4.1g/L);中度抑制(全混流恒化器:Cl-=6.0～13.8g/L,SO2-4=3.3～6.5g/L;UASB:Cl-=8.2～10.0g/L,SO2-4=4.1～6.0g/L)和重度抑制(全混流恒化器:Cl-13.8g/L,SO2-46.5g/L;UASB:Cl-10.0g/L,SO2-46.0g/L)的不同Cl-和SO2-4浓度范围.:废水处理;生物废水;厌氧消化;抑制:X172InhibitionofCl-andSO2-4toAnaerobicDigestionYangHong,　ZhuZhangyu,　LiDaotang,　ChengPing,　GongGuanyuSchoolofLifeScienceandBiotechnology,ShanghaiJiaotongUniversity,ChinaAbstract:TheinhibitionofCl-andSO2-4totheanaerobicwastewatertreatmentwasinvestigatedusingsynthetichighconcentrationorganicwastewaterasasubstrate.ThedifferentCl-andSO2-4concentrationrangeofnon-inhibition(CSR:Cl4.5g/L,SO2-41.8g/L;UASB:Cl-7.2g/L,SO2-43.0g/L),slightinhibition(CSR:Cl-=4.5～6.0g/L,SO2-4=1.8～3.3g/L;UASB:Cl-=7.2～8.2g/L,SO2-4=3.0～4.1g/L),mediuminhibition(CSR:Cl-=6.0～13.8g/L,SO2-4=3.3～6.5g/L;UASB:Cl-=8.2～10.0g/L,SO2-4=4.1～6.0g/L)andseriousinhibition(CSR:Cl-13.8g/L,SO2-46.5g/L;UASB:Cl-10.0g/L,SO2-46.0g/L)toanaerobicdigestionwereobtainedincompletestiredreactor(CSR)andUASBreactor.Keywords:wastewatertreatment;biologicalwastewater;anaerobicdigestion;inhibition　　,(Cl-SO2-4),,[1,2]..,.,、,,.,:,;,,DOI:10.16183/j.cnki.jsjtu.1999.02.031.Cl-SO2-4,Cl-SO2-4,(UASB),Cl-SO2-4.Cl-SO2-4,.1　1.1　:Cl-SO2-4.:,600mL;UASB,950mL.:UASB(TSS:60.4g/L;VSS:52.4g/L).1.2　CODcr:[3];Cl-:[4];SO2-4:ED-TA[5];MLVSS:MLSS;pH;pH.1.3　:35°C.Cl-(SO2-4):,Cl-(SO2-4),Cl-(SO2-4),,CODCl-(SO2-4).Cl-(SO2-4)UASB:Cl-(SO2-4),UASBCl-(SO2-4),,COD、Cl-(SO2-4)(MLVSS).UASBCl-(SO2-4),.5hCOD(ARR).ARR=2　2.1　1,Cl-SO2-4.1　Cl-、SO2-4ARRFig.1　InfluencesofCl-andSO2-4concentrationonARRinanaerobicCSR　　(1)Cl-4.5g/L,,2.0～4.5g/LCl-;SO2-41.8g/L,.(2)Cl-4.5～6.0g/L,ARR5%～20%;SO2-41.8～3.3g/L,ARR5%～20%.,.(3)Cl-6.0～13.8g/L,ARR20%～40%;SO2-43.3～6.5g/L,ARR20%～40%..(4)Cl-3.8g/L,ARR40%;SO2-46.5g/L,ARR40%.Cl-SO2-4,,.Cl-Cl-,,,238　　　　上　海　交　通　大　学　学　报33　[1];SO2-4SO2-4H2S,H2S[5].H2S,SO2-4H2S,H2SSO2-4.,SO2-4Cl-.2.2　UASB2:　　(1)Cl-7.2g/LSO2-43.0g/L,.(2)Cl-7.2～8.2g/LSO2-43.0～4.1g/L,ARR5%～20%,.(3)Cl-8.2～10.0g/LSO2-44.1～6.0g/L,ARR20%～40%,.(4)Cl-10.0g/LSO2-46.0g/L,ARR40%,.Cl-SO2-4,.Cl-4.5g/LSO2-41.8g/L,;UASB,Cl-7.2g/LSO2-43.0g/L,.UASBCl-SO2-4,UASB,.[3].2　UASBCl-、SO2-4ARRFig.2　InfluencesofCl-andSO2-4concentrationonARRinUASB1　WoolardCR,IrvineRL.Treatmentofhypersalinewastewaterinthesequencingbatchreactor.WatRes,1995,29(4):1159～11682　AndersonGK,CamposCCM.Evaluationofthein-hibitoreffectsofLithiumwhenusedasatracerforanaerobicdigestions.WatRes,1991,25(7):755～7603　　,.UASB.,1995,16(2):11～144　..:,1987.226～2285　　.COD/SO2-4.,1993,14(1):7～12　　　　我校信息存储研究中心在成功地研制出直径2mm的微型电机后,日前又研制成功了世界上最轻的电磁型微电机.该电机的体积仅为一粒芝麻的1/8、重量为12.5mg,是目前世界上电机家族中最轻的一员,优于美、日等国研制的同类电机.该电机最大转速18000r/min,输出力矩(推力)1.5μN·m,在航空航天、微型机器人、生物医疗等尖端技术领域用途广泛.用它制作医用窥镜,如胃镜、膀胱镜、喉镜能扩大观察视野,实现窥镜前端操作自动化,从而减少损伤和病人痛苦,提高诊病准确率.该电机是用紫外光、电子束、X光在特殊材料上精心“雕刻”而成,堪称工程技术上的一绝.239　2杨　虹,等:Cl-和SO2-4对厌氧废水处理的抑制阈值