餐厨垃圾中温厌氧消化处理特性研究田舒婷

2011568201152011-03-011990。410012、。CODCOD95%UASB。CODX705A2095-0802-201105-0055-03TheStudyontheSpecificPropertyoftheWarmAnaerobicDigestionProcessinginMealKitchenTrashTIANShu-tingWUYang-chunKEShui-zhouCivilEngineeringInstituteHunamUniversityChangsha410012HunanChinaAbstractThewarmanaerobicdigestiondealswithmealkitchentrashinthewaythatsmallenergyconsumedandfewtwo-timespollutedandcandeliverthecleanenergy．Ithasfineenvironmentalbenefitandeconomicefficiency．Throughtheexperimentwhichstudiedthecharacteristicoftrashwarmanaerobicdigestionprocessingwithenteringwater’sCODdensitychangingthisarticleshowthatwhenthevolumeofenteringwaterloadchangednoacidifiedphenomenonappearedinthereactionsystem．AlongwithenhancementofenteringwaterorganicdensitytheCODeliminationratedropsinthemassbutbasicallyplacedover95%．IntheUASBreactorgasproductionrateassumesthegrowthmovementalongwithenlargementofenteringwater’sorganicdensityoverall．Keywordsmealkitchentrashwarmanaerobicdigestionprocessingenteringwater’sorganicdensityCODeliminationrategasproductionrate0、、、、、、。37.5%31.0%。12。。。1a80%～90%b、、NPKCac、d、。2、、、、。。10%～20%C/N10%～25%20%～30%。3-5。330℃～38℃。3.1UASBCOD4000mg/L·55·2011520115。HRT24hCOD5000mg/LCOD。88COD14000mg/LCOD。1。1UASBdHRThCODmg/LCODg/L·d0～132450005.0013～262460006.0026～422480008.0042～55241000010.0055～70241200012.0070～88241400014.0088～9836140009.3398～10848140007.003.2pHpHpH。pH。pH6.50～7.80。1、pH。1、pH1pH6.94～7.31。。COD12g/L·dpH6.89CH4pH。aPK14.8VFApH。CH4CH4pH。1CH3COOH+Na++HCO3－→CH3COO－+Na++CO2+H2O1b。CH3NH+4PH。NH+42、3ROHNH2COOH+2H2O→RCOOH+NH3+CO2+2H22NH3+H2O+CO2→NH4+HCO3－370COD14g/L·dpH。CH3CH3CH4VFApH。3.3COD2COD。2COD2COD95%。。COD6000mg/LCOD100mg/L。29COD8000mg/LCOD391.1mg/L。12000mg/LpH7.0UASBCOD97%。。·65·20115201157314000mg/LpHCOD。。3.43。33UASB。3.06L/d～5.22L/d。COD10000mg/L13.80L/dCH46.76L/dCH449%CH4。14000mg/L6.84L/d。4UASBapHpH6.94～7.31。COD12g/L·dpH6.89CH4pHbCOD95%cCH4。UASB。3.06L/d～5.22L/d。COD10000mg/L13.8L/d。1．J．200513241-43.2．J．2003133-34.3．D．．20091-2.4．UASBJ．2007235836-840.5．J．200321326-29.櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆櫆32cd。。4。1．D．200612-15.2．HILBERTD．200923-24.3．J．2010425-29.4．J．2010156-59.5．J．20088110-113.6．ModbusD．200925-29.7．J．2010436-39.8．D．200622-25.9．D．200931-35.10．M．200656-59.·75·