煤与秸秆成型燃料的复合生命周期对比评价
- 帅
-
0 次阅读
-
0 次下载
-
2020-02-27 17:27:23
文档简介:
书第31卷第10期2011年10月环境科学学报ActaScientiaeCircumstantiaeVol.31,No.10Oct.,2011基金项目:上海市教育委员会科研创新项目资助(No.11YZ108)SupportedbytheInnovationProgramofShanghaiMunicipalEducationCommission(No.11YZ108)作者简介:彭定茂(1985—),男,Email:pengdm@hotmail.com;通讯作者(责任作者),Email:zhangshouyu1971@hotmail.comBiography:PENGDingmao(1985—),male,Email:pengdm@hotmail.com;Correspondingauthor,Email:zhangshouyu1971@hotmail.com彭定茂,张守玉,王秀军,等.2011.矿物质组分对低品质生物质热解过程的影响[J].环境科学学报,31(10):22752281PengDM,ZhangSY,WangXJ,etal.2011.Effectofmineralsonthepyrolysisoflowqualitybiomass[J].ActaScientiaeCircumstantiae,31(10):22752281矿物质组分对低品质生物质热解过程的影响彭定茂,张守玉,王秀军,王健,谷立莹,刘洋,戴锋上海理工大学能源与动力工程学院,上海200093收稿日期:20101205修回日期:20110309录用日期:20110311摘要:通过酸洗脱除低品质生物质(鸡粪与猪粪)中的矿物质组分,并使用热重分析仪对酸洗前后样品的热解行为进行了研究.结果表明,由于两种农林废物的有机组成和矿物质含量不同,导致其热解行为差异较大.鸡粪中含有大量的CaCO3,其在高温下分解放出CO2,并与鸡粪半焦中的碳发生气化反应.酸洗不但改变了禽畜粪便中矿物质的含量,而且改变了该废物中的有机组成,导致酸洗后样品热解行为的改变.运用一级反应动力学模型求取了热解动力学参数,发现模型的拟合度较好,酸洗后鸡粪的热解活化能较原样降低,而猪粪则相反.关键词:生物质;禽畜粪便;热解;矿物质组分;预处理文章编号:02532468(2011)10227507中图分类号:X705文献标识码:AEffectofmineralsonthepyrolysisoflowqualitybiomassPENGDingmao,ZHANGShouyu,WANGXiujun,WANGJian,GULiying,LIUYang,DAIFengSchoolofEnergyandPowerEngineering,UniversityofShanghaiforScienceandTechnology,Shanghai200093Received5December2010;receivedinrevisedform9March2011accepted11March2011Abstract:Thelowqualitybiomass,includinghenmanure(HM)andpigmanure(PM),werepretreatedbyacidwashingandthepyrolysisbehaviorofthebiomasswastesbeforeandafteracidwashingwasinvestigatedusingTGanalyzer.TGresultsindicatethatthedifferencebetweenthepyrolysisbehaviorsofHMandPMismainlyattributedtothedifferenceintheirorganiccomponentsandmineralcomposition.XRDresultsshowthatHMcontainsalargeamountofCaCO3.ThegasificationreactionbetweenHMcharandCO2,whichisfromthedecompositionofCaCO3containedinHM,occursathighpyrolysistemperature.Thepretreatmentinducesthechangesnotonlyinmineralcompositionbutalsoinorganicconstituents.Thekineticparameterscanbecalculatedusingfirstorderreactionmodelwithgoodcorrelation.Theactivation
评论
发表评论