Effect of thermal pretreatment on the physical and chemical properties of municipal biomass waste .pdf

《Effect of thermal pretreatment on the physical and chemical properties of municipal biomass waste .pdf》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、WasteManagement32(2012)249–255ContentslistsavailableatSciVerseScienceDirectWasteManagementjournalhomepage:www.elsevier.com/locate/wasmanEffectofthermalpretreatmentonthephysicalandchemicalpropertiesofmunicipalbiomasswastea,⇑aa,bcdXiaoLiu,WeiWang,XingbaoGao,YingjunZhou,RenjieShenaSchoolo

2、fEnvironment,TsinghuaUniversity,Beijing100084,ChinabChineseResearchAcademyofEnvironmentalSciences,Beijing100012,ChinacDepartmentofUrbanandEnvironmentalEngineering,GraduateSchoolofEngineering,KyotoUniversity,Katsura,Nisikyo-ku,Kyoto615-8540,JapandCivil&EnvironmentEngineeringSchool,Beiji

3、ngUniversityofScience&Technology,Beijing100083,ChinaarticleinfoabstractArticlehistory:TheeffectsofthermalpretreatmentonthephysicalandchemicalpropertiesofthreetypicalmunicipalReceived31May2011biomasswastes(MBWs),kitchenwaste(KW),vegetable/fruitresidue(VFR),andwasteactivatedsludgeAccepte

4、d28September2011(WAS)wereinvestigated.Theresultsshowthatthermalpretreatmentat175°C/60minsignificantlyAvailableonline24October2011decreasesviscosity,improvestheMBWdewateringperformance,aswellasincreasessolublechemicaloxygendemand,solublesugar,solubleprotein,andespeciallyorganiccompoundsw

5、ithmolecularKeywords:weights>10kDa.ForKW,VFRandWAS,59.7%,58.5%and25.2%oftheorganiccompoundscanbesepa-Thermalpretreatmentratedintheliquidphaseafterthermaltreatment.WASachievesa34.8%methanepotentialincreaseandaMunicipalbiomasswastedoubledmethaneproductionrateafterthermalpretreatment.Inco

6、ntrast,KWandVFRshow7.9%andDewateringperformanceSolubleorganiccompounds11.7%methanedecreasebecauseofmelanoidinproduction.AnaerobicbiodegradabilityÓ2011ElsevierLtd.Allrightsreserved.1.Introductionetal.,2010;Liuetal.,2008;Mata-Alvarezetal.,2000;Rughoonun-dunetal.,2010).In2009,157.3million

7、tonsofmunicipalsolidwastewaspro-ThermalpretreatmentisconsideredasapromisingmethodtoducedinChina(ChinaStatisticalYearbook,2010).Morethan60%improveMBWpropertiesbecauseofthesolubilizationofparticu-ofthisamountisorganicmatterclassifiedasmunicipalbiomasslateorganicsandpromotionofbiogasprod