餐厨垃圾预处理后的浆料减量化试验研究屈阳潘天高钟起隆闫立娜

213125JSＲ。30～35℃1．0m3/m3·dCOD、VFA、TN、TS、VS/TS2dNH3－NpH。JSＲ3d74．6%＞＞12171J/g。X705C1000－4602201401－0082－04ExperimentalStudyonＲeductionofPulpfromFoodWastePretreatmentSystemQUYangPANTian-gaoZHONGQi-longYANLi-naJiangsuWELLEEnvironmentalCo．Ltd．Changzhou213125ChinaAbstractThepilot-scalereductionofpulpfromfoodwastepretreatmentsystemwasconductedu-singthemechanicalbiologicalreactor．Thepulpwasinoculatedbyleachingandsoakingintheanaerobiceffluentattemperatureof30to35℃．Whentheleachingratewas1．0m3/m3·dCODVFATNTSandVS/TSwerereducedandstabilizedafter2dbutNH3－NandpHwereincreased．Pulpreduc-tionwaseffectiveafter3dthereductionrateofthedryweightwas74．6%．Thereductioneffectivenesscouldberankedbyprotein＞starch＞cellulose．Thedriedresiduesweresuitableforincinerationdis-posalduetotheircalorificvalueof12171J/gwhiletheleachingsolutioncouldbetreatedbythesubse-quentanaerobicdigestionsystem．KeywordsfoodwastepulphydrolyticacidificationleachingreductionCZ20110012、、、1。2。3～5。。JSＲ3t。·28·30120141CHINAWATEＲ＆WASTEWATEＲVol．30No．1Jan．201411.1。、、5mm。TS、VS34．15%23．32%、、31．2%、6．9%8．2%19963J/g。COD、TN、NH3－N、SS13960、2850、1970、1190mg/LVFA679mg/LCaCO311000mg/LpH7．5。1.21JSＲ、、。1Fig．1SchematicdiagramofexperimentalsetupJSＲ3d2r/min。JSＲ5．5m3。SS。JSＲ10．5mm、JSＲ。3dJSＲJSＲ。JSＲ30～35℃。1.31．5t1．5m3JSＲJSＲJSＲ。6Q0．5m338hQ=1．0m3/m3·d。JSＲ、。3dJSＲ3dJSＲ。222JSＲJSＲ。pH、TS、VS、COD、NH3－N、TN、VFASSTS、VS、、、。1.4COD、VFA、NH3－N、TNHACHSSpHpH、。22.1、JSＲ。2h。2.1.1pHpH。pH6。pHpH。30～35℃pH7．511000mg/L。pH。2.1.2TS、VSSSTS0．5115．6%9．6%·38·．watergasheat．com301。3d。3①pHpH。1．0m3/m3·dpH。②COD、VFA、SS、TNVS/TS2dNH3－NJSＲVS/TS。③3d74．6%＞＞。。“”。1．J．2005527－31．2PalmowskiLMMullerJA．Influenceofthesizereduc-tionorganicwasteontheiranaerobicdigestionJ．WaterSciTechnol2000413155－162．3．D．2009．4ChenLJiangWZKitamuraYetal．Enhancementofhydrolysisandacidificationofsolidorganicwastebyaro-tationaldrumfermentationsystemwithmethanogenicleachaterecirculationJ．BioresourTechnol200798112194－2200．5FrancoisVFeuilladeGMatejkaGetal．Leachaterecir-culationeffectsonwastedegradationstudyoncolumnsJ．WasteManage20072791259－1272．6．J．20082992637－2642．1985－、5、3。[e-mail]2013－07－29·58·．watergasheat．com301