好氧堆肥与蚯蚓堆肥对污泥处理污泥效果比较研究朱欣洁

4[1-3]、、、。、[4]。。《》[e-mail]。EnvironmentalScience&Technology38420154Vol.38No.4Apr.2015710048。。X705Adoi10.3969/j.issn.1003-6504.2015.04.0161003-6504(2015)04-0079-05ComparativeStudyonInfluenceofAerobicCompostingandEarthwormCompostingonSludgeTreatmentZHUXinjieSUNXianfengZHOUQiudanYANGBoboSUNPengZHUZhinanCollegeofEnvironmentalandChemicalEngineeringXi’anPolytechnicUniversityXi’an710048ChinaAbstractWiththepurposeofdisposingofwasteactivatedsludge,abench-scaleexperimentwasconductedusingself-designedaerobicandearthwormtreatmentdevicesinwhichsomemedicaldregswereadded.NutrientcontentandotherparametersinthesludgesamplesfromtwotreatmentdevicesweretestedandmeasuredusingUVspectrometryinvestigatingthechangesoftheseparameters.Wasteactivatedsludgeafterthetreatmentofaerobiccompostingandearthwormcompostingwasappliedinpotexperimentsinwhichlilacswereplanted.Theexperimentalstudyshowedthatinthesludgetreatedbyaerobiccompostingprocess,lilacsgrewprettywellalthoughthenitrogencontentinthecompostedsludgewasnotsohighhoweverphosphoruswasenough.Thusthehighfertilizereffectandrichnutrientsofcompostedsludgecouldmakeitpossibletoreplacethecommonsoilforhorticulture.Ontheotherhandsludgetreatedbyearthwormcompostingwithhighphosphorouscontentifhandleproperlycouldbeappliedtotree-plantingespeciallyinsandsoil.Keywordsaerobiccompostingearthwormcompostingsludgelilac3811.1。。1.21m0.3m33。1。pp380cm×60cm×40cm132。1.36∶3.6。6h30min0.5L/min。40%。30℃30%。30cm20040%~50%。。、。1.4。2、4、6、8、10、12、14、16、18、2010。1kg。、、pH、、TP、TK、TN40。1。1.5。。105℃10min80℃[7]。20.3m30.16m3。1234pHpH5TP—[5]6TK7TN[6]1Table1Theprametersandanalysismethodsofaerobicco-compostingprocess4。2.11TN、TP、TK2。2.2[7]。CO2H2O。。34d444.2℃40℃32.8℃。30℃。30~45℃。2.3。465.2%40.9%2414。65.2%45.8%。47。。2.4VS。5VS61.9%31.9%40%20%。VS47VS61.9%35.4%。2.5pHpH2Table2Experimentalmaterialpropertiesofsludge/%TN/g·kg-1TP/g·kg-1TK/g·kg-165.230.415.29.320.46.612.712.438pH[8]。pH7~9。64NH4+-NpHpH。NH3pH。。6pHpH0.5pH。pH7~8[9]。2.63TN、TK、TPTN、TK、TP40.1%、29.6%、8.6%NH3TN。PK。PK。TN、TK44.4%、22.5%。NKTPNKP。4。[10]。5[11]。3Table3VariationofnutrientelementsbeforeandaftertheaerobiccompostingandearthwormtreatmentTN/g·kg-1TP/g·kg-1TK/g·kg-130.415.29.318.210.78.516.918.37.24Table4VariationofheavymetalsbeforeandaftertheaerobiccompostingZn/mg·kg-1Cu/mg·kg-1Ni/mg·kg-1Hg/mg·kg-1As/mg·kg-1Cd/mg·kg-1Pb/mg·kg-1Cr/mg·kg-11207.369.153.64.784.64.573.7145.6700.543.237.83.462.23.854.480.3/%41.937.529.527.726.415.626.244.85Table5VariationofheavymetalsbeforeandaftertheearthwormtreatmentZn/mg·kg-1Cu/mg·kg-1Ni/mg·kg-1Hg/mg·kg-1As/mg·kg-1Cd/mg·kg-1/mg·kg-1PbCr/mg·kg-11207.369.153.64.784.64.573.7145.6643.837.929.22.554.93.144.873.4/%46.748.745.546.835.131.139.249.62.7。2.7.1。36、7。6、7、4。3TN、TP、TK7。。3120d、VS。42℃5d。TN、TP、TK。[12-13]。2TPTN、TK。3TN。PN、P、K。。。[][1].[J].20102617106-108.LiuHongtaoChenGuobinHangShijun.Differentsludgetreatmentanddisposaltechnologyofcarbonemissions[J].ChinaWater&Wastewater20102617106-108.inChinese[2].[J].2010413-15.ZhangYun.SludgedisposalplanninginChina[J].WaterSup－plyandDrainageProgress2010413-15.inChinese[3].《》[J].2011415-17.KongXiangjuan.preparationandorientationof“UrbanSewageTreatmentPlantSludgeDisposalTechnologyGuide”[J].Water-IndustyMarket2011415-17.inChinese[4].[D].2007IB027-186.PuJisheng.DisposalandUtilizationResearchofUrbanSludgeTreatmentPlantSludge[D].MasterDegreeThesesofMasterofChinaExcellentFull-textDatabase2007EngineeringScienceandTechnologyIB027-186.inChi－nese[5].[J].19943202-203.ZhouLixiangHuAitangGeNai.EffectofUrbandomesticsludgefarmlanduseonsoilfertilityproperties[J].JournalofSoilScience19943202-203.inChinese[6].[J].201036619-20.SunYanHuiXiujuanYangTaoetal.Earthwormsandlandtreatmentmethodandcombiningwithresearchofsewagetreatmentplantactivatedsludge[J].EnvironmentalProtectionScience201036619-20.inChinese[7].[J].20082101408-1412.LiMing.Hightemperaturecompostandwormcompostingofurbansludgeintheformofheavymetals[J].JournalofEn－vironmentalEngineering20082101408-1412.inChi－nese[8].[J].2006,28(3):389-392.HeLiangZhaoXiulanLiChengbei.Differentpackingsforurbansludgecompostheaptemperaturedynamichange[J].JournalofSouthwestAgriculturalUniversity2006,28(3):389-392.inChinese1116Table6Differenttreatmentsonleaftraits7N、P、KTable7NPKcontentonleavesofdifferenttreatments/cm/cm3.50.9191.90.5132.70.815TN/mg·kg-1TP/mg·kg-1TK/mg·kg-12.17.13.82.62.52.43.56.92.74“”。[][1].[J].1987351-4.SunJingyun.Thestudyontheoptimizationofnationalsur－facewaterenvironmentalmonitoring[J].EnvironmentalMonitoringinChina1987351-4.inChinese[2].Matlab[J].200618348-50.MaFeiJiangLi.ResearchonoptimizingdesignofwaterqualitymonitoringsectionbasedonMatlab[J].InnerMongo－liaEnvironmentalProtection,200618348-50.inChi－nese[3].[J].2004(12)27-29.ZhaoJiguo.TheoptimizationofDongjiangRiversurfacewatermonitoringsection[J].GuangdongWaterResourceandHydropower2004(12)27-29.inChinese[4].[J].20042035-7.YuZongrenZhaoPeicaiZhangXinetal.OptimizationresearchofTaishandistrictwaterenvironmentmonitoringnetwork[J].EnvironmentalMonitoringinChina20042035-7.inChinese[5].[J].2005