留言板

尊敬的读者、作者、审稿人, 关于本刊的投稿、审稿、编辑和出版的任何问题, 您可以本页添加留言。我们将尽快给您答复。谢谢您的支持!

姓名
邮箱
手机号码
标题
留言内容
验证码

核-壳结构Pd-Co3O4@SiO2催化剂的低浓度甲烷催化燃烧性能

卢楠 吴志伟 雷丽军 秦张峰 朱华青 罗莉 樊卫斌 王建国

卢楠, 吴志伟, 雷丽军, 秦张峰, 朱华青, 罗莉, 樊卫斌, 王建国. 核-壳结构Pd-Co3O4@SiO2催化剂的低浓度甲烷催化燃烧性能[J]. 燃料化学学报(中英文), 2015, 43(09): 1120-1127.
引用本文: 卢楠, 吴志伟, 雷丽军, 秦张峰, 朱华青, 罗莉, 樊卫斌, 王建国. 核-壳结构Pd-Co3O4@SiO2催化剂的低浓度甲烷催化燃烧性能[J]. 燃料化学学报(中英文), 2015, 43(09): 1120-1127.
LU Nan, WU Zhi-wei, LEI Li-jun, QIN Zhang-feng, ZHU Hua-qing, LUO Li, FAN Wei-bin, WANG Jian-guo. Catalytic combustion of lean methane over a core-shell structured Pd-Co3O4@SiO2 catalyst[J]. Journal of Fuel Chemistry and Technology, 2015, 43(09): 1120-1127.
Citation: LU Nan, WU Zhi-wei, LEI Li-jun, QIN Zhang-feng, ZHU Hua-qing, LUO Li, FAN Wei-bin, WANG Jian-guo. Catalytic combustion of lean methane over a core-shell structured Pd-Co3O4@SiO2 catalyst[J]. Journal of Fuel Chemistry and Technology, 2015, 43(09): 1120-1127.

核-壳结构Pd-Co3O4@SiO2催化剂的低浓度甲烷催化燃烧性能

基金项目: 国家自然科学基金(21227002); 中国科学院战略性先导科技专项(XDA07060300); 山西省科技攻关项目(MQ2014-11, MQ2014-11); 山西省自然科学基金(2012021005-3)。
详细信息
    通讯作者:

    吴志伟,Tel:(0351)4046092;Fax:(0351)4041153;E-mails:wuzhiwei@sxicc.ac.cn;秦张峰,qzhf@sxicc.ac.cn。

  • 中图分类号: O643

Catalytic combustion of lean methane over a core-shell structured Pd-Co3O4@SiO2 catalyst

  • 摘要: 用自组装法制备了一种具有核–壳结构的Pd-Co3O4@SiO2催化剂,对其低浓度甲烷催化燃烧性能进行了研究。TEM、XRD、H2-TPR表征及催化活性测试结果表明,SiO2壳内的PdO与CoOx之间的强相互作用,使得Pd-Co3O4@SiO2对低浓度甲烷燃烧具有优异的催化活性。同时,与负载型Pd/Co3O4-SiO2及Pd/Co3O4@SiO2催化剂相比,核-壳型Pd-Co3O4@SiO2催化剂经800 ℃煅烧后仍能保持较好的核-壳结构,有效地避免了Pd和Co活性物种的高温烧结,因而具有更高的热稳定性。
  • WANG B, QIN Z F, WANG G F, WU Z W, FAN W B, ZHU H Q, LI S N, ZHANG Y G, LI Z K, WANG J G. Catalytic combustion of lean methane at low temperature over palladium on a CoOx-SiO2 composite support[J]. Catal Lett, 2013, 143(5): 411-417.
    王珂, 林志娇, 江志东. 甲烷催化燃烧整体型催化剂研究进展[J]. 天然气化工, 2009, 34(1): 71-78. (WANG Ke, LIN Zhi-jiao, JIANG Zhi-dong. Progress in monolithic catalysts for catalytic combustion of methane[J]. Nat Gas Chem Ind, 2009, 34(1): 71-78.)
    王胜, 高典楠, 张纯希, 袁中山, 张朋, 王树东. 贵金属甲烷燃烧催化剂[J]. 化学进展, 2008, 20(6): 789-797. (WANG Sheng, GAO Dian-nan, ZHANG Chun-xi, YUAN Zhong-shan, ZHANG peng, WANG Shu-dong. Low-temperature catalytic combustion of methane over noble metal catalyst[J]. Prog Chem, 2008, 20(6): 789-797.)
    LYUBOVSKY M, SMITH L L, CASTALDI M, KARIM H, NENTWICK B, ETEMAD S, LAPUERRE R, PFEFFERLE W C. Catalytic combustion over platinum group catalysts: Fuel-lean versus fuel-rich operation[J]. Catal Today, 2003, 83(1/4): 71-84.
    邓积光, 刘雨溪, 张磊, 戴洪兴. 天然气催化燃烧催化剂的研究进展(上)[J]. 石油化工, 2013, 42(1): 1-7. (DENG Ji-guang, LIU Yu-xi, ZHANG Lei, DAI Hong-xing. Advancements in catalysts for catalytic combustion of natural gas[J]. Petrochem Technol, 2013, 42(1): 1-7.)
    THEVENIN P O, ALCALDE A, PETTERSSON L J, JARAS S G, FIERRO J. Catalytic combustion of methane over cerium-doped palladium catalysts[J]. J Catal, 2003, 215(1): 78-86.
    DEMOULIN O, CLEF B L, NAVEZ M, RUIZ P. Combustion of methane, ethane and propane and of mixtures of methane with ethane or propane on Pd/γ-Al2O3 catalysts[J]. Appl Catal A: Gen, 2008, 344(1/2): 1-9.
    PECCHI G, REYES P, CONCHA I, FIERRO J. Methane combustion on Pd/SiO2 sol gel catalysts[J]. J Catal, 1998, 179(1): 309-314.
    GUO X N, ZHI G J, YAN X Y, JIN G Q, GUO X Y, BRAULT P. Methane combustion over Pd/ZrO2/SiC, Pd/CeO2/SiC, and Pd/Zr0.5Ce0.5O2/SiC catalysts[J]. Catal Commun, 2011, 12(10): 870-874.
    HU L H, PENG Q, LI Y D. Selective synthesis of Co3O4 nanocrystal with different shape and crystal plane effect on catalytic property for methane combustion[J]. J Am Chem Soc, 2008, 130(48): 16136-16237.
    KRAIKUL N, JITKARNKA S, LUENGNARUEMITCHAI A. Catalytic methane combustion on Pd-Pt-La catalysts and their surface models[J]. Appl Catal B: Environ, 2005, 58(1/2): 143-152.
    PERSSON K, ERSSON A, JANSSON K, IVERLUND N, JARAS S. Influence of co-metal on bimetallic palladium catalysts for methane combustion[J]. J Catal, 2005, 231(1): 139-150.
    CARGNELLO M, JAEN J J D, GARRIDO J C H, BAKHMUTSKY K, MONTINI T, GAMEZ J J C, GORTE R J, FORNASIERO P. Exceptional activity for methane combustion over modular Pd@CeO2 subunits on functionalized Al2O3[J]. Science, 2012, 337(6095): 713-717.
    FERRER V, FINOL D, RADRIGUEZ D, DOMINGUEZ F, SOLANO R, ZARRAGA J, SANCHEZ J. Chemical characterization and catalytic activity of Pd-supported catalysts on Pd/Ce0.39Zr0.61Ox/SiO2[J]. Catal Lett, 2009, 132(1/2): 292-298.
    FARRAUTO R J, HOBSON M C, KENNELLY T, WATERMAN E M. Catalytic chemistry of supported palladium for combustion of methane[J]. Appl Catal A: Gen, 1992, 81(2): 227-237.
    ZENG B, HOU B, JIA L T, WANG J G, CHEN C B, LI D B, SUN Y H. The intrinsic effects of shell thickness on the Fischer-Tropsch synthesis over core-shell structured catalysts[J]. Catal Sci Technol, 2013, 3(12): 3250-3255.
    ZAVYALOVA U, SCHOLZ P, ONDRUSCHKA B. Influence of cobalt precursor and fuels on the performance of combustion synthesized Co3O4/γ-Al2O3 catalysts for total oxidation of methane[J]. Appl Catal A: Gen, 2007, 323: 226-233.
    LIN W, LIN L, ZHU Y X, XIE Y C, SCHEURELL K, KERNNITZ E. Novel Pd/TiO2-ZrO2 catalysts for methane total oxidation at low temperature and their 18O-isotope exchange behavior[J]. J Mol Catal A, 2005, 226(2): 263-268.
  • 加载中
计量
  • 文章访问数:  299
  • HTML全文浏览量:  11
  • PDF下载量:  453
  • 被引次数: 0
出版历程
  • 收稿日期:  2015-03-09
  • 修回日期:  2015-05-18
  • 刊出日期:  2015-09-30

目录

    /

    返回文章
    返回