奥克啤酒厂工业废水治理方案研究

(,450002)(,450002)(,450002)(,450002),,,2,(GB8978296),,11989,8t,132000m2,1015,,,,2,(),,,CODCr,BOD5,SSpH,,,,,pHCODCr,BOD5,SS,11CODCrPmgL-1BOD5PmgL-1SSPmgL-1pH551260029510601808775134815815060200693311(1),(2),(3),,312,,22,,SBR,,,,,,,,,UASB,,,,,,2,,,,,,,20%71200212206313(1)1,112015m3,(2)1,3307150m3,,,(3)1,,,,,7000m3Pd31431411,,,,,,,,,,,CODCr80%,,,,,,,31412(1)20mm510m3Pmin,0112mPs,1100m,20mm,018m,200mm(2),400m3Ph,Q=400m3Ph,1500mm4000mm,5691mm2380mm1758mm,515kW,6rPmin,CODCr20%(3)112015m3,pH6167,DO011mgPL,HRT318h(4),330715m3,pH6158,DO0mgPL,HRT11h,MLSS13gPL,CODCr3kgPm3d,55%,CODCr80%(5),212116m3,pH714,860kgPh,O2514mgPL,HRT712h,MLSS2gPL,CODCr210kgPm3d,BOD5013kgPkgd,5%,12%,CODCr70%(6)600m3,pH=7157,O2=312mgPL,HRT2h315,(GB8978296),CODCr150mgPL,BOD560mgPL,SS200mgPL,pH69,33mgPL(pH)CODCrBOD5SSpH5512600295106018087751348158251444115812333715881504,,,,,,,,,,,1..,1994.12(2):79.2.SBR.,1997.8:2122.812002122063,.SBR.,1996.14(6):811.4.2.,1998.(6):1921.5..,1997.(9):1819.6..,1999.20(2):4548.7..:,1997.2.8()..:,1996.6.,,196210,1984,,8,302002-03-093(,410082),,,,2UASB2SBR,,,BOD5CODCrNH32NCODCrUASBSBR320001,,,,,[14]2211,[58],,[911],212,4,,11mgPL(pH)CODCrBOD5SSNH32NpH1200018000500010000800013000700110084001602206069:3UASB311UASBUASB,,,20%40%60%80%100%5,CODCr,CODCrCODCr70%10d,CODCr810kgPm3d,CODCr70%85%,,,110510mm91200212206ANINVESTIGATIONINTOTWO2STAGEANAEROBICPROCESSTREATINGHIGHCONCENTRATIONMETHANOLWASTEWATERZhouXuefeietal(7)AbstractTwo2stepanaerobicprocesswasadoptedtotreathighconccntrationmethanolwastewater.TheresultsshowedtheCODCrremovalratewasover90%atCODCrvolumcloadingof2618kgPm3dandtwo2stageanaerobicdigestionofmethanolwastewaterwasmoreefficientandstablerthanonestage.Ifthesystemsvolumeloadingwasincreasedfurther,theconversiondirectionofmethanolwouldbechangedfrommethane2producingtoacetate2producingandVFAconcentrationwouldberaisedgradually,whichledtodropofpHoftheUASBs.Atthenormalstate,thepHofthefirstUASBwas4.95.8andthesecondswas5.56.2.TheALKinthetwoUASBschangedfrom90to230mgPLandfrom110to300mgPL,respectively.TheORPofthetwoUASBswasbetween-310mVand-220mV,between-390mVand-290mV,respectively.Obviously,therangesoftheimportantecologicalfactorsintheanaerobicsystemtreatingmethanolwastewaterweredifferentfromthattreatingotherwastewatersduetothesimplicityandreadilydegradability.Keywordshighconcentrationmethanolwastewater,two2stageUASBprocess,acidification,ecologicalfactorandquantificationAPPLICATIONOFBIOLOGICALINTEGRATEDTECHNIQUETOWOOLENWASTEWATERTREATMENTWangZhengrongetal(10)AbstractIntestofbiochemicaltreatmentofwoolenwastewater,thehighereffectiveandspecificmicrobespeciesareuseddirectlywithbenignecologicalfoodchainsasthemainbiologicalflocculationagent.Thismethodcanachievegoodresultsandsavetesttime,andmakealltheindexesoftheeffluentbeuptothenationaldischargestandard.Keywordsbiology,integratedtechnique,woolentextileandwastewatertreatmentEXPERIMENTALSTUDYONTREATMENTOFANTHRAQUINONEDYEWASTEWATERLiDanetal(12)AbstractAnexperimentonmicrobialdegradationwithanaerobichydrolysis2aeobicprocessandaerobicprocessalonehasbeenconductedtotreattheanthraquinonedyewastewaterwithCODCrconcentrationof900mgPL.Theexperimentalresultdemonstratedthatthehydrolytic2aerobicprocesscanraisethebiodegradabilityofanthraquinonedyewastewatereffectively.TheefflunetCODCrcanreach120170mgPLwhichissuperiortothatfromsimpleaerobicprocess.AndsubsequentlychemicalprecipitationresultsinlowerconcentrationofCODCr(100mgPL)whenproperchemicalsareadded.Keywordsanthraquinonedyewastewater,anaerobichydrolysis,aerobicandbiologicaltreatmentASTUDYONDYNAMICSOFTHEBIOLOGICALFLUIDIZEDBEDINREMOVINGTHEHUMICACIDHuangTinglinetal(14)AbstractBasedonthemass2balanceequationinthebiologicalfluidizedbed(BFB),abiodegradationkineticmodelofhumicacid(HA)intheBFBisdeveloped.AccordingtoMonodequationandthedynamictheoryofbioreactor,asteadydynamicmodelofthehumicaciddegradationintheBFBisfurtherbuilt,andatotaldegradationcoefficient(K)inthemodelisintroducedanddeterminedregardtohydraulicresidenttimeandinfluentvalueofUV254bymultivariatesteplinearregressiontechnology.UndertheconditionsofdifferenthydraulicresidenttimesandinfluentHAconcentration,themodelverificationshowsthatitcanbesatisfactorilyusedtodescribebiodegradationprocessofHAintheBFB.Keywordsbiologicalfluidizedbed,humicacid,biodegradationandkineticmodelRESEARCHONSCHEMEOFTREATINGWASTEWATERFROMAOKEBREWERYZhaoYongetal(17)AbstractAcirculatinganaerobic2aerobicprocessisproposedtotreatwastewaterofAokeBrewerybasedonsiteinvestigations,analysesandtestsofsewagedischargeofAokeBrewery,comparingcomprehensivelythemeritsanddemeritsofthecommontechnologiesusedtodaytotreatbrewerywastewaters.Theeffluentqualityafterthreatmentcanmeetthesecond2orderstandardofNationalSewageDischarge(GB8978296).Thisprocessfeaturesenergy2saving,lowrunningcostandsimpleoperationetc.Keywordsbrewerywastewaterandcirculatinganaerobic2aerobicprocess2ENVIRONMENTALENINEERINGVol120,No16,December,2002