水反應(yīng)性鋁基、鎂基復(fù)合粉的制備及其特性研究.pdf

1、南京理工大學(xué)碩士學(xué)位論文水反應(yīng)性鋁基、鎂基復(fù)合粉的制備及其特性研究姓名：戴寧申請學(xué)位級別：碩士專業(yè)：材料學(xué)指導(dǎo)教師：李鳳生;姜煒20080627Abstract碩士論文AbstractHydroreactiveMgmatrixcompositepowdersandA1matrixcompositepowdersattractmuchresearchinterestasthefuelofnew-styleunderwaterpropuls

2、ionsystemInthispaper,thesurfacesofMgpowderswerecoatedwi也modifier-Abyphysicalvapordepositionmethodandfluidizationtechnology,thenmodifier-A／Mgcompositepowderswerecoated、析tllHTPBbysolventevaporationmethodThecompositepowders

3、werecharacterizedbySEM、EDS，theresultsshowthatTheHTPB／modifier-A／Mgcompositepowdersarecore—shell咖曲】Iemodifier-B／A1compositepowders、modifier-C／A1compositepowders、NaF／A1compositepowders、NaOH／A1compositepowders、modifier-B／Mg

4、compositepowders、modifier-C／MgcompositepowderswerepreparedbymechanicalballmillingThesecompositepowderswerecharacterizedbySEM、EDS、XRD，theresultsshowthatthemodifierssuccessfullycombine、析thAlorMgThereactionbetweenthosecompo

5、sitepowdersandwaterwerestudiedTheresultsshowthat，thehydroreactiverateofthoseAImatrixorMgmatrixcompositepowdersmuchfasterthanthehydroreactiverateofAlorMg’’’At80℃，whenthemodifiercontentis6wt％，thehydrogengeneratedbythereact

6、ionbetweenmodifier-B／Alcompositepowdersandwateris7timesasmuchasthehydrogengeneratedbythereactionbetweenAIpowdersandwaterin10minutes，Thehydrogengeneratedbythereactionbetweenmodifier-C／Alcompositepowdersandwateris57times勰m

7、uch弱thehydrogengeneratedbythereactionbetweenA1powdersandwaterin10minutesThehydrogengeneratedbythereactionbetweenNaF／AIcompositepowdersandwateris35times嬲muchasthehydrogengeneratedbythereactionbetweenA1powdersandwaterin10m

8、inutesThehydrogengeneratedbythereactionbetweenNaOH／AIcompositepowdersandwateris74timesasmuchasthehydrogengeneratedbythereactionbetweenAIpowdersandwaterin10minutesThehydrogengeneratedbythereactionbetweenmodifier-B／Mgcompo

9、sitepowdersandwateris35times嬲much舔thehydrogengeneratedbythereactionbetweenMgpowdersandwaterin10minutes’nlehydrogengeneratedbythereactionbetweenmodifier-C／Mgcompositepowdersandwateris164times鶴much嬲thehydrogengeneratedbyth