淀粉生产废水处理工程改造及运行效果分析王现丽

。、、、、。。、。1、、2SS345。。+UASB+A/O、UASB/[1-5]。UASB＋CASS。1、。、、。、。GB8978－1996[6]。1。10～121670m3·d-11.5105m3·h-1。、4275m3·d-150m3·d-14325m3·d-11.14800m3·d-1200m3·h-1。1.5300m3·h-1。2467044、UASB＋CASSCOD、BOD5、SS、NH3-N7522、4876、3108、29.4mg·L-1COD、BOD5、SS、NH3-N97、25、88、19mg·L-198.7%、99.5%、97.2%、35.4%。GB8978－1996。X792B1000-3770(2010)[e-mail]1Tab.1PrimarypollutantparametersoftheinfluentandtheeffluentCOD/mg·L-1BOD5/mg·L-1ρ(SS)/mg·L-1ρ(NH3-N)/mg·L-17522150487630310815029.42536520105TECHNOLOGYOFWATERTREATMENTVol.36No.5May,2010124DOI:10.16796/j.cnki.1000-3770.2010.05.034、、+。UASBUASBCASS。1。33.1。。。1.5300m3·h-15.0m×0.5m0.5m·s-10.2m。HGC-300300mm70°10mm0.4kW。1BS-300。3.2300m3·h-16min3m×4m×4.5m3m。431。100QW110-10-5.5110m3·h-110m5.5kW。。“”。3.3。SXG。300m3·h-1SXG3000.35mm1.5kw。3.42300m3·h-11.0m3·m-2·h-125m×6m×6.5m3m3m1。SHG6000×23.75kW0.6～1.2m·min-1。3.5。37m×10m×3.5m0.5m5h。321。100QW100-15-7.5100m3·h-115m7.5kW。“”。3.6UASB200m3·h-1COD5kg·m-3·d-14800m389m×9m×8.5m0.3m0.31m·h-1UASB211LZB-50。UASB。UASB。。11。3.7200m3·h-130min2m×36m×3m2h4m×36m×3m。。3.8CASS200m3·h-1427m×9m×5.5m5.0m3.75m0.5mBOD50.1kg·kg-1·d-14000～6000mg·L-16h。1300m3·h-1。500mm。ZDHB01-300300m3·h-1。CASS、、、。SSB400-25960。CASS422。40ZW20-15-2.2。3.91、。8m×3.5m×
 UASB××××××CASS×××××××1Fig.1Flowchartofwastewatertreatmentprocess125UASBCASS/%/mg·L-1/mg·L-1/mg·L-1/mg·L-1/mg·L-1/%CODBOD5ρ(SS)ρ(NH3-N)75224876310829.4601841451080-201565.3-742388366-86.790.666.1-9725881986.993.67635.498.799.597.235.41503015025/%/%2Tab.2Treatmenteffectesofeveryprocess4.5m110m30.5m。3.103.10.1105m3·h-16min2m×2m×4.5m3m211。100QW110-10-5.5110m3·h-110m5.5kW。“”。3.10.2105m3·h-12.5m3·m-2·h-11Φ8m×7.5m3m3.5m。4UASBCASS。UASB。CASS。CASS。CASS。UASB、、。、。。H2S。。、。。CODGB8978－1996COD≤150mg·L-1、BOD5≤30mg·L-1、ρ(SS)≤150mg·L-1、ρ(NH3-N)≤25mg·L-1。32。55.1。2105.93。4800m3。。31200m3·d-10.6720·d-1。1。1200m3·h-10.6720·d-1。5000m3·d-150%2500m3·d-10.8·m-32000·d-1。0.76·m-31.61·m-30.717·m-3。0.893·m-3。5.24800m3·d-1。GB8978－1996。4800m3、300dCOD10831.68t·a-1139.68t·a-198.7%BOD57021.44t·a-136t·a-199.5%SS4475.52t·a-1365126COMPARISONBETWEENMBRANDFILTER-ACTIVATEDCARBONPROCESSAPPLIEDINHOSPITALWASTEWATERREUSEGanMingqiang1,LiuZhiGang2,QiuYonggang3(1.TheAffiliatedHospitalofMedicalCollegeQingdaoUniversity,Qingdao266003,China;2.NationalEngineeringResearchCenterforUrbanPollutionControl,TongjiUniversity,Shanghai200092,China;3.JiningDrainageAdministration,Jining272100,ChinaAbstract:Consideringthefactthatdischargestandardofwastewaterformedicalorganizationissimilartothewaterqualitystandardforthereuseofrecyclingwater,thetreatmenteffect,operatingmanagement,investandoperationcostetc.betweenMBRandfilter-activatedcarbonprocessappliedingeneralhospitalwastewaterreusewasconductedbyactualproject,inordertoprovidereferencefortheprocesschooseofhospitalwastewaterreuse.Itwasfoundthattheeffluentsofbothprocessescouldmeetthestandardissuedbyreuseofrecyclingwaterforurbanwaterqualitystandardforurbanmiscellaneouswaterconsumption(GB/T18920－2002).TheMBRprocesshadsuchadvantagesasfollows:morestableremovaleffectofammoniumnitrogenandSS,morefacileoperatingmanagement,smallerlandoccupation,andbefittoconstructionbystages.However,theinvestmentandoperationcostofMBRprocesswerehigherthanthatoffilter-activatedcarbonprocess.Keywords:hospitalwastewater;reuse;membranebioreactor(MBR);filter-activatedcarbonTHERECONSTRUCTIONANDPERFORMANCEOFSTARCHPRODUCINGWASTEWATERTREATMENTWangXianli,WuJunfeng,ShiPenghui(HenanUniversityofUrbanConstruction,DepartmentofEnvironmentalandMunicipalEngineering,Pingdingshan467044,China)Abstract:Somemeasuresweretakentoreconstructthewastewatertreatmentplantonthebasisofprimarystructures，suchasimprovingpretreatment,strengtheningbiologicaltreatment.UASBandCASSwereusedinStarchProducingWastewaterTreatment.Theresultsindicatedthattheremovalratescouldreached98.7%,99.5%,97.2%and35.4%forCOD,BOD5,SSandNH3-NrespectivelywhentheinfluentconcentrationofCOD,BOD5,SSandNH3-Nwere7522,4876,3108mg·L-1and29.4mg·L-1,andtheeffluentconcentrationofCOD,BOD5,SSandNH3-Nwere97,25,88mg·L-1and19mg·L-1respectivelywhichbothreachedthe-classcriteriaspecifiedinthedischargestandardoftanneryeffluenttreatmentplant(GB8978－1996).Keywords:starchproducingwastewater;reconstruction;treatmenteffects126.72t·a-197.2%NH3-N42.34t·a-127.36t·a-135.4%。。。5.3。、、。。6、UASB＋CASSCOD、BOD5、SS、NH3-N7522、4876、3108、29.4mg·L-1COD、BOD5、SS、NH3-N97、25、88、19mg·L-198.7%、99.5%、97.2%、35.4%。GB8978－1996COD≤150mg·L-1、BOD5≤30mg·L-1、ρ(SS)≤150mg·L-1、ρ(NH3-N)≤25mg·L-1。。[1],./UASB/[J].,2009,25(8):66-68.[2],,.--sBR[J].,2003,19(11):71-72.[3],,.UASB-A/O[J].,2008,24(10):57-59.[4],.UASB--SBR[J].,2003,29(17):71-72.[5],.IC/[J].,2009,25(2):52-54.[6]GB8978－1996[S].≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤≤123127