鎳催化劑上烴類燃料重整制氫新工藝過程的研究.pdf

1、00D1中國科學院研究生院博士學位論文鎳催化劑上烴類燃料重整制氫新T藝過程的研究指導教師熊國研究員橡怛泳研究員申請學位級別論文提交日期培養(yǎng)單位學位授予單位中國科學院大連化學物理研究所博士學科專業(yè)名稱物理化學詒文替辯日期2006531中國科學院大連化學物理研究所巾國科學院研究生院替辯委員臺土席韓勵哥競士IIAbstractAbstractYazhongChen(Physicalchemistry)DirectedbyProfGuoxing

2、XiongandProfHengyongXuLargescalehydrogenproductionprocessessuchasnaphthaornaturalgassteamreformingarewellestablishedinchemicalindustryHowevegthesetechnologiesareunsuitableforhydrogenproductiononasmallerscaleforapplicatio

3、ntofuelcellsduetothehi曲costofhydrogenstorage，deliveryanddistribution，aswellasthespecificrequirementofhydrogenforapplicationtofuelcellsInordertoboostthecommercializationoffuelcelltechnologies，intensiveinvestigationonnovel

4、processesforeconomicandefficienthydrogenproductiononsiteareperformedworldwideInthiswork，hydrogenproductionprocessesusinghydrocarbonfuelsandnickelreformingcatalystsareinvestigatedTwonovelprocessesareproposedandexperimenta

5、llydemonstratedonalabscale(1)Takingintoaccounttheproblemsthatcokedepositsonthestainlesssteelreactorwallandnickelreformingcatalystsintheprocessofhydrogenproductionfromtheautothermalreformingofliquidhydrocarbonfuels，whicha

6、reascribedtothehightendencyofcokedepositionofalkenesresultedfromthegasphasesidereactionsduringpreheatingthefeedstock，wefirstproposedanovelautothermalreformingprocessinwhichprereformingandairdistributedfeedareappliedThelo

7、ng—termstabilityoftheprereformingcatalystandautothermalreformingcatalystintheprocessareinvestigatedfortimeon—streamof500hTheresultsindicatedthattheprocesshasgoodstabilityTheintroductionofprereformingcompletelysolvedthepr