等离子体法制备掺杂Ni碳材料的储氢性能.pdf

《等离子体法制备掺杂Ni碳材料的储氢性能.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、第64卷第2期化工学报Vo1．64NO．22013年2月CIESCJourna1February2O13等离子体法制备掺杂Ni碳材料的储氢性能王召，龚俊波(天津大学化工学院，化学工程联合国家重点实验室，天津300072)关键词：等离子体；氢溢流；储氢；掺杂Ni；碳材料DOI：10．3969／j．issn．0438—1157．2013．02．039中图分类号：TQ028．1；TK91文献标志码：A文章编号：0438-1157(2013)02-0696-06Performanceofhydrogens

2、torageofNi—dopedcarbonpreparedwithplasmamethodWANGZhao，GONGJunbo(StateKeyLaboratoryoJChemicalEngineering，SchoolofChemicalEngineering，TianjinUniversity，Tianjin300072，China)Abstract：Hydrogenadsorptionperformanceofasuperactivedcarbon(Maxsorb)dopedwithNin

3、anoparticles，preparedusingplasmamethod，wasstudied．BycomparingthematerialwithsamplepreparedusingtraditionalH2reduction，theeffectofplasmaonstructureandperformanceofadsorbingH2ofthesesampleswasanalyzed．Thehydrogenstoragecapacitywassignificantlyincreasedf

4、orplasmatreatmentsamples．TheH2storagecapacityforNi—dopedMaxsorbat298Kand10MPawas1．17(mass)，andonly0．98(mass)forH2reductionsampleand0．68(mass)forpureMaxsorbone．DopingofNimadestoragecapacityofcarbonincreaseviahydrogenspillovermechanism·Thesamplewithplas

5、matreatmenthadsmallerNiparticlesthatwerehighlydispersedoncarbon．Meanwhile，itwasfoundthattherewasstrongeranchoringandmoreintimatecontactsbetweenmetalandcarbon．Theincreaseofadsorptionheatforthesamplewithplasmatreatmentsuggeststhatthebondingbetweenhydrog

6、enatomsandthesurfaceofNi／Maxsorbwasstronger，whichwasinagreementwithhigh—pressurehydrogenadsorptionresults．Keywords：plasmatreatment；hydrogenspillover；hydrogenstorage；Ni—doped；carbon境的保护和化石燃料趋于短缺的考虑，太阳能和氢士丘能的利用已是本世纪能源领域发展的必然趋势。特氢能是可再生的理想洁净能源，人类出于对环别是在燃料

7、电池迅速发展并获得突破的今天，更安2O12—07—25收到初稿，2012一O8—31收到修改稿。Receiveddate：2O12O725．联系人：龚俊波。第一作者：王召(1981一)，男，博士，助Correspondingauthor：GONGJunbo，associateprofessor理研究员。iunbo—gong@tiu．edu．en基金项目：国家自然科学基金项目(21206109)；天津自然科Foundationitem：supportedbytheNationalNaturalSci

8、ence学基金项目(12JCQNJC04500)；化学工程联合国家重点实验室开FoundationofChina(21206109)，TianjinMunicipalNaturalScience放课题(SKL，ChE_11B02)。F0undation(12JCQNJCO450O)andtheStateKeyLaboratoryofChemicalEngineering(SKL—ChE一11B02)．第2期王召等：等离子体法制备掺杂Ni碳材料的储氢性能·697·全、灵活和有效的氢能