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1、------------------------------------------------------------------------------------------------炉内灰渣沉积物中矿物元素分布的电子探针分析第25卷第2期2005年1月中国电机工程学报ProceedingsoftheCSEEVol.25No.2Jan.2005?2005Chin.Soc.forElec.Eng.(2005)02-0114-06中图分类号：TK223文献标识码：A学科分类号：470?20文章编号：0258-8013兰泽全，曹欣玉，周俊虎，赵显桥，饶甦，周志军
2、，刘建忠，岑可法（浙江大学热能工程研究所，能源洁净利用与环境工程教育部重点实验室,浙江省杭州市310027）THEELECTRONPROBEANALYSISOFMINERALELEMENTARYDISTRIBUTIONATASHDEPOSITIONFROMFURNACELANZe-quan,CAOXin-yu,ZHOUJun-hu,ZHAOXian-qiao,RAOSu,ZHOUZhi-jun,LIUJian-zhong,CENKe-fa（CleanEnergyandEnvironmentEngineeringKeyLaboratoryofMOE,Institut
3、eforThermalPowerEngineering,ZhejiangUniversity,Hangzhou310027,ZhejiangProvince,China）ABSTRACT:Anovelmethodispresentedinthispapertostudythe——————————————————————————————————————------------------------------------------------------------------------------------------------coalashdeposi
4、tionmechanismandformationprocess.Theelectronprobemicroanalyzerisemployedtoanalyzethemineralelementarydistributionalongthicknessdirectioninashdeposits,sampledfromfivevariouslocationsinsidethetestfurnace.TheresultsshowSiandAlhavethealmostsamedistributionpattern,whichindicatesessentialmi
5、neralmatterinashdepositsisaluminosilicate,suchasnepheline,accordingtoXRDanalysis.InfoulingdepositsNaandSdistributiontrendsarethesame,whichexistsinformofthenarditemainly.ThedistributionofNaandFearesimilarinsomesamplesofslaggingdeposits.Attheinitiallayer,theprincipalmineralelementarydis
6、tributionsaresimilaramongfourslaggingdeposits,whichiscontrarywiththatoffoulingdeposit.Itindicatesthattheformationmechanismsoffoulingisdifferentfromslagging,controlledbylocalaerodynamicfields,atmosphereandtemperaturelevelinsidefurnace.Theresultscanprovideimportantreferencesandinstructi
7、onsforthefoundationorimprovementofashdepositionmathematicalmodel,aswellastheexploitationofanti-slaggingadditivesanddeashingagents.KEYWORDS:Thermalpowerengineering;Ashdeposition;Mineralelementary;Initialdepositionlayer;Foulingandslagging摘要：提出了一种研究煤灰沉积机理及形成过程的新方法。从炉内选取5个不同部位的灰渣样品，利用电子探针
8、对各矿物元
