文档介绍:Student:Shu-HangLiaoAdvisor:Chen-:2006/07/27Preparationandcharacterizationofclay/positebipolarplateforfuelcellDepartmentofChemicalEngineering,NationalTsingHuaUniversity,Hsinchu,300,Taiwan1OutlineIntroductionTheoryandLiteraturereviewPatentSearchObjectivesExperimentalSectionResultsandDiscussionConclusions2IntroductionWhatisFuelcell?3Clean,safe,andquietHighenergyefficiencyLowemissionsEaseinoperatingTypesofFuelCellProtonexchangemembrane(PEMFC)AlkalinePhosphoricacid(PAFC)Moltencarbonate(MCFC)Solidoxide(SOFC)AdvantageofFuelCells?parisonsNATURE,20015Delphi–BMW–GlobalThermoelectricauxiliarypowerunitPrototype(NATURE,2001)HitachifuelcellPDAHondaFCXV4Sources:HitachiLtd,pany6Electrode&CatalystProtonconductingmembraneBipolarplatesGasdiffusionlayerMEA(MembraneElectrodeAssembly)ponentsinPEMFuelCellsProtonExchangeMembranefuel-cell7IntroductionWhyClay?8MaterialsinnanoscaleThostensona,.;Renb,Z.;Chou,,2001,61,1899–,M.,Dubois,,2000,28,1-,Y.,Yin,Y.,Li,.,Xia,,2002,2,785-,.;Golden,.;D’Souza,.;Riester,,14,3531-,&SonsLtd.:NewYork,,,220,365-371Idealizedstructureof2:1layeredsilicateshowingtwotetrahedral-sitesheets(containingsiliconandsometimesaluminium)fusedtoanoctahedral-sitesheet.(containingaluminiumormagnesium)10