离心喷雾干燥机
2008年?第6期技术与研究中国材料科技与设备(双月刊)
StudyaboutPropertyofCarrierforNanometerVanadiumCatalyst
YANGShao—f'.'.,PANFu—Sheng,PENGFu—chang.'.,GAOShi—zhong.,.
(1.CollegeofMaterialsScienceofEngineering,ChongqingUniversity,Chongqing,400030,China;
2.SichuanTechnologyEngineeringResearchCenterforVanadium&TitaniumMaterials,Shchuan,Panzhihua,617000,China;
3.Titaniumg>VanadiumresourcecomprehensiveutilizationKeyLaboratoryofSichuanProvince,Sichuan,Panzhihua617000,China)
Abstract:Theprefabcarrierwerepreparedwithpurifierdiatomiteasthemainmaterial,whichisfitforvanadiumcatalystwith
impregnating.ItwasstudiedthatthedosageofassistantcomponentandbakingconditionsinfluenceOilmechanicalstrengthandab—
sorbencyofcarrier.MicrofinestrastructurewascharacterizedbyZXF-4self-adsorptiveapparatus.Theresultsshowthattheinfluence
trendofmainfactor0nbothisopposite.Itoughtstoattainreasonablevalueinmechanicalstrengthandabsorbency.Thefeasibletech—
nicsparameteris12,16K2SG,3,
9sulphurandtherestisdiatomite,bakingtemperaturewithin850~900?andconstanl
temperaturetime45~60min.Thecarrierhaveseemlymicrofinestrastructure,anditissatisfiablecommendablyforVzO5particlesen—
teringanddispersinginthefinestraofcarrier.
Keywords:Impregnating;Nanometer;Catalyst;Carrier;Property
f上接24页)
[8]Zhu,X.K.;Chao,Y.J.Numericalsimulationoftransienttern—
peratureandresidualstressesinfrictionstirweldingof304Lstainless
steel[J].JournalofMaterialsProcessingTechnology.2004,146(2): 263—272
[9]Li,Ju;Guan,Qiao;Shi,YaoWu;Guo,Delun.Studieson
characteristicsoftemperaturefieldduringGTAWwithatrailingheatSink fortitaniumsheet[J].JournalofMaterialsProcessingTechnology. 2004,147(3):328=335
[1O]Mackwood,A.P.;Crafer,R.C.Thermalmodellingoflaser
weldingandrelatedprocessesaliteraturereview[J].OpticsandLaser Technology.2005,37(2):99—115.
ApplicationofComputerSimulationforUltraFineGrainSteelWelding ZHANGMan:
(SchoolofMechanica1Engineering,HuaiyinInstituteOfTechnology,Jiangsu,Huaian,223001,China)
Abstract:Thestudysituationandmethodofcomputersimulationforultrafinegrainsteelweldingtemperaturefieldandmicro-
structureintheheataffectedzoneweresummarizedinthepaper.ThemechanismtostrengthentheSteelwasdiscussed.Andthetheo—
reintofinethegrainwasexpounded.Asanewkindofexcellentmaterial,theultrafinegrainsteelwillbepopularizedintheruture.
buttheweldingtechnologyisnotmature.TheapplicationofcomputersimulationforultrafinegrainsteelweldingcanhelpLIStomas—
tertheweldingmechanismandtooptimizetheweldingtechnology.
Keywords:UltraFineGrainSteel;Welding;Computersimulation
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