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©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(621002):,1980,,:13183777954:P2T2C-,,,:;;::A:1005-8192(2004)05-0028-04WayofTestingStorageCapacityonHydrogenStorageAlloysJIAZhihua,WANGYuping(Collegeofmaterialscienceandengineering,southwestuniversityofscienceandtechnology,Mianyang621002,China)ABSTRACT:Thethemaintestingwaysofstoragecapacityofhydrogenstoragealloysareoverviewed.Theirtestingmechanism,testingexperimentprocessandoperationstepsareintroducedrespectively,andtheiradvantagesanddisadvan2tagesontestinghydrogenstorageareclarified.Attheend,theauthorpresentsthedevelopingdirectionofhydrogenstor2agetesting.KEYWORDS:hydrogenstoragealloy,storagecapacity,testing,,,,,P2C2T2P2C2T,,,P2C2T1,2P2C2T:,,,P2C2T,P2C2TP2C2T,11,,,H2H,(H),,,,,,,:H2;H2=2Had;;Had=Habs;;Habs()=Habs();(),2115200410MetallicFunctionalMaterialsVol111,No15October,2004©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(OH)2,Hg/HgO,6mol/LKOH,,:Ni(OH)2+OH-=NiOOH+H2O+e-;M+H2O+e-=MHx+OH-,M,MHx:xNi(OH)2+2M=xNiOOH+2MHx,Hg/HgO:E=E0(H2O/H2)-E0(Hg/HgO)+(RT/2F)Ln((H2O)(H2)P(H2)),:E=-0.93405-0.029547log(PH2)P2C2T,,,,,mA/g,,50mA/g12h,30min2:25mA/g15min,()2600mV(vs.Hg/HgO,6MKOH),,3.5h,-0.60V,,,10,,,,3P2C2T925:©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(,99.99%);;,,;,X-Y44P2C2TA;B;C;D;P0P3;14;5;6;7;8XYFig.4SchematicdiagramofexperimentalapparatusforP2C2Tmeasurement,,,,,,,(210),5,,,:,(P1),,,,,(P2),(P=P1-P2),P,:PV=ZnRT(1)P,P,V;Z;n;R;T,,,P,n=PV/RT(2)(2)n,()H/M=n2NW/F(3)F,N,M,W(g)H/M,P,P2C2T,P2C2T,,,,,,,,,032004©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(DTA)(TG),,67,,,,,,,P2T2C,:(1),,,(2),,,,:(1),(2),,,3P2T2C,,Sieverts,P2T2C,,,,,:11[M]1:,2002,8.21MAMg2Ni[D]1,2000.6.3,1[J]1,1998;1(22):34.4,.2[J]1,1985,49:530.5,.PCT[J].1997,1(27):7375.6NomuraKJ[J].Less2CommonMetals,1985,107:23.7,1[M].:,1990.:2003-12-01;:2004-07-26135: