处理硝基苯废水的新型微电解生物强化技术1

3:2006-10-20:,,:100926094(2007)0120065202-3,,(,110031):,-,,95%,COD66mg/L,014mg/L(GB89781996),,,:;;;;;:TU99811:A0TNT20,52,,,[1]200511200661,,,[2,3]11111111,,[H],,,[4,5],,,,,,[6,7]11112:,;,,,,,,,,112,[8],,22113,64%9615%6000T/d,12121,22134,BJCHEM1008,213113,1#7813%;2#9513%,1h;3#4#BOD/COD0132,213,,,pH3;pH,,,;pH4,1Table1QualityofvitriolconcentratedanddecompressedwastewaterCODCr/(mgL-1)pH/(mgL-1)SS/(mgL-1)BOD/(mgL-1)112519117217981981520441Fig.1Flowchartoftheprocess2Table2Parametersofequipmentofmedium2sizedresearch()/mm/m38001600016Q235A4100012000145Q235A18001200018Q235A1160015003Q235A12200250010Q235A250001700200016Q235A1300080020003Q235A1567120072JournalofSafetyandEnvironmentVol.7No.1Feb,20072Fig.2Anilinedataofwaterinthebiodegradablepart3Table3Dataofmicro2electroanalysisprocess/(mgL-1)1#2#3#4#14412341442019600251104451500034917430122611400452102041840059918218150006781040000710018181840006719514175311900:800L/h21412,,,100mg/L,,,30%50%,,,5713%95%COD66mg/L,014mg/L(GB89781996)2,,,,31),2),,1h,3)pH,pH34),,,95%References():[1]YUCaihong(),LANGXianming(),LIUZheng(),etal.Theresearchontreatmentofnitrobenzenewastewaterofchloramphenicalprocessbymicro2electrolyticmethod[J].EnvironmentalProtectionScience(),2002,28(2):26-291[2]ZONGHongying(),XIEQiang().Progressesoftreatmenttechnologiesfornitrobenzenewastewater[J].EnvironmentalProtectionofChemicalIndustry(),2003,23(5):265-2691[3]SONGXiongying().Treatmentprocessofhighconcentrationwastewatercontainingnitrobenzene[J].PollutionControlTechnology(),2003,16(4):95-961[4]WANGZhonglin(),HUANGJingsheng().Thetreat2mentofwastewaterwithhighconcentrationofaniline[J].JournalofNortheastForestryUniversity(),2005,2(33):108-1131[5]LIUJunfeng().Treatmentofpollutedwaterfromproductionofo2nitrophenylaminebycoagulation2oxidization2adsorptionofresin[J].TechnologyofWaterTreatment(),2006,6(26):175-1771[6]LUOLixin(),LIUZhijiang().Developmentofwastew2atertreatmentequipmentusingscrap2ironinternalelectrolysis[J].EnvironmentalScience&Technology(),2003,3(26):42-241[7]HUJing(),CAIDuochang(),HEDaiping(),etal.Ironinnerelectrolysisprocessingtreatingphenol2containingwastewater[J].JournalofChinaWestNormalUniversity:NaturalScienceEdition(:),2006,3(27):65-691[8]QUANXiangchun(),SHIHanchang(),YANGZhifeng(),etal.Applicationandrecentdevelopmentsofmolecularbiotechnologiesformicroorganismsdetectioninthebioaugmentedsystems[J].TechniquesandEquipmentforEnvironmentalforEnvironmentalPollutionControl(),2006,7(3):22-271Newmicro2electrolyticandbio2enhancingpro2cessingtechnologyintreatingnitrobenzenesewageLANGXian2ming,SHIXiao2chun,WANGGuo2gang(LiaoningAcademyofEnvironmentalScience,Shenyang110031,China)Abstract:Thepaperintendstopresenttheauthorsapplicationandinnovationofamicro2electrolysisandbiologicalyenhancingtechnolo2gyinprocessingthenitrobenzene2containingwastewaterinachemicalplantofLiaoyang,Liaoning.Asakindoforganicwastewater,vitriol2concentrateddecompressedsewageischaracteristicoffluctuatingstrongacidityandlowbio2degradability.Therefore,thenewlyim2provedtechnologyistargetedtotransformandeventuallyremovethenitrobenzenecontaminationfromthesewage.Sincethenewmicro2electrolyticbio2enhancingtechnologycantransformandtheneffec2tivelyremovethenitrobenzenecontaminationfromthesewageinthedetonatorplants,thenitrobenzenepollutantcanbetransformedandremovedmorethoroughly.Theremovingrateofanilinecanreachover95%,withtheeffluentbeingCOD66mg/L,anilin014mg/L.Theeventualprocessedwastewaterprovestocomeuptothefirst2classnationalpollution2disposingandremovingstandardinthecountry(GB89781996).Moreover,theauthorsofthepaperhavesuc2cessfullyrenovatedasetofmicro2electrolysisfacilitiesandapparatusbasedontheacid2waterpurificationandprocessingdemandsforthesewage.Ascomparedwiththeoriginaltreatingmethods,thenewlyrenovatedmicro2electrolysisfacilitiesandapparatuswithbiologicallyenhancedtechnologyhasbeenworkingperfectlywithnojamandclashblockadingascomparedwiththeformerone,whichhasmadeitmorevaluableforpopularization.Withitssuccessfuladaptationofthenewtechnology,thecontamination2removalratehasbeenraisedto95%from5713%withanilinealongwithshorteningofthetreatingtime.Keywords:environmentalengineering;micro2electrolysis;runningsteadily;biologyaggrandizement;nitrobenzenewastewater;medium2sizedresearchCLCnumber:TU99811Documentcode:AArticleID:100926094(2007)012006520266Vol.7No.171