采用中间相炭微球/石墨(MCMB/G)作为炭前驱体材料,采用凝胶注模成型工艺制备DMFC管状阴极支撑体素坯,并通过1000℃埋炭烧结工艺制备了管状支撑体烧结体.在此基础上,采用涂覆和包覆工艺,分别制备了管状阴极和平板阳极,组装了膜电极和异型单电池.结果表明,所制备的管状阴极支撑体表面光滑且未变形;管状阴极表面的扩散层和催化层为多孔结构,大部分孔径处于亚微米级,这有利于传质和提高催化效率;通过组织和单电池性能研究,证实了MCMB/G作为异形阴极支撑体的可行性.
参考文献
| [1] | Liu JG;Zhao TS;Chen R;Wong CW .The effect of methanol concentration on the performance of a passive DMFC[J].Electrochemistry communications,2005(3):288-294. |
| [2] | Ren X M;Kovacs F W;Shufon K J et al.Passive water management techniques in direct methanol fuel cells[P].US,7282293,2007-10-16. |
| [3] | Hyung Ju Kim;Sung Mook Choi;Sang Hoon Nam .Effect of Rh content on carbon-supported PtRh catalysts for dehydrogenative electrooxidation of cyclohexane to benzene over polymer electrolyte membrane fuel cell[J].Applied Catalysis, A. General: An International Journal Devoted to Catalytic Science and Its Applications,2009(1/2):145-151. |
| [4] | Ting Yuan;Zhiqing Zou;Mei Chen;Zhilin Li;Baojia Xia;Hui Yang .New anodic diffusive layer for passive micro-direct methanol fuel cell[J].Journal of Power Sources,2009(2):391-395. |
| [5] | Jinli Qiao;Tatsuhiro Okada;Hiroyuki Ono .High molecular weight PVA-modified PVA/PAMPS proton-conducting membranes with increased stability and their application in DMFCs[J].Solid state ionics,2009(23/25):1318-1323. |
| [6] | Bhat S D;Sahu A K;George C et al.Mordenite-incorporated PVA-PSSA membranes as electrolytes for DMFCs[J].Journal of Membrane Science,2009,340(1-2):73-83. |
| [7] | Wang XG;Liao JH;Liu CP;Xing W;Lu TH .Facile synthesis of PtRu/C electrocatalyst with high activity and high loading for passive direct methanol fuel cell by synergetic effect of ultrasonic radiation and mechanical stirring[J].Electrochemistry communications,2009(1):198-201. |
| [8] | Zhaoxia Hu;Takahiro Ogou;Makoto Yoshino;Otoo Yamada;Hidetoshi Kita;Ken-Ichi Okamoto .Direct methanol fuel cell performance of sulfonated polyimide membranes[J].Journal of Power Sources,2009(2):588-600. |
| [9] | Se-Jong Shin;Aliaksandr I. Balabanovich;Ho Kim;Janghwan Jeong;Joohan Song;Hee-Tak Kim .Deterioration of Nafion 115 membrane in direct methanol fuel cells[J].Journal of Power Sources,2009(2):312-319. |
| [10] | Lee J K;Li W;Manthiram A .Poly(arylene ether sulfone)s containing pendant sulfonic acid groups as membrane materials for direct methanol fuel cells[J].Journal of Membrane Science,2009,330(1-2):73-79. |
| [11] | Chieh-Hao Wan;Chien-Heng Lin .A Composite Anode With Reactive Methanol Filter For Direct Methanol Fuel Cell[J].Journal of Power Sources,2009(2):229-237. |
| [12] | Yildirim M H;Schwarz A;Stamatialis D F et al.Impregnated membranes for direct methanol fuel cells at high methanol concentrations[J].Journal of Membrane Science,2009,328(1-2):127-133. |
| [13] | Q.X. Wu;T.S. Zhao;R. Chen;W.W. Yang .Effects of anode microporous layers made of carbon powder and nanotubes on water transport in direct methanol fuel cells[J].Journal of Power Sources,2009(2):304-311. |
| [14] | Gregory Jewett;Zhen Guo;Amir Faghri .Performance characteristics of a vapor feed passive miniature direct methanol fuel cell[J].International Journal of Heat and Mass Transfer,2009(19/20):4573-4583. |
| [15] | Jandee Kim;Toshiyuki Momma;Tetsuya Osaka .Cell Performance Of Pd-sn Catalyst In Passive Direct Methanol Alkaline Fuel Cell Using Anion Exchange Membrane[J].Journal of Power Sources,2009(2):999-1002. |
| [16] | Peng Liu;Ge-Ping Yin;Ke-Di Cai .Investigation on cathode degradation of direct methanol fuel cell[J].Electrochimica Acta,2009(26):6178-6183. |
| [17] | Sang-Min Park;Doo-Hwan Jung;Sang-Kyung Kim;Seongyop Lim;Donghyun Peck;Won Hi Hong .The effect of vapor-grown carbon fiber as an additive to the catalyst layer on the performance of a direct methanol fuel cell[J].Electrochimica Acta,2009(11):3066-3072. |
| [18] | Mahreni A;Mohamad A B;KadhumA A H et al.Nation/silicon oxide/phosphotungstic acid nanocomposite membrane with enhanced proton conductivity[J].Journal of Membrane Science,2009,327(1-2):32-40. |
| [19] | Xingwen Yu;Peter G. Pickup .Deactivation/reactivation Of A Pd/c Catalyst In A Direct Formic Acid Fuel Cell (dfafc): Use Of Array Membrane Electrode Assemblies[J].Journal of Power Sources,2009(2):493-499. |
| [20] | Shao Z G;Lin W F;Zhu F Y .A tubular direct methanol fuel cell with Ti mesh anode[J].Journal of Power Sources,2006,160(02):1003-1008. |
| [21] | Shao Z G;Lin W F;Zhu F Y et al.Novel electrode structure for DMFC operated with liquid methanol[J].Electrochemistry Communications,2006,8(01):5-8. |
| [22] | Zhi-Gang Shao;Wen-Feng Lin;Paul A. Christensen;Huamin Zhang .Ti mesh anodes prepared by electrochemical deposition for the direct methanol fuel cell[J].International journal of hydrogen energy,2006(13):1914-1919. |
| [23] | 倪红军,李飞,汤东,汪兴兴,林文峰,Christensen Paul A.直接甲醇燃料电池管状阴极的制备与性能[J].江苏大学学报（自然科学版）,2009(02):129-133. |
| [24] | 于如军;刘秀清;王捷 等.管状质子交换膜燃料电池[P].中国:03217133.1,2004-04-21. |
| [25] | 于如军,曹广益,刘秀清,李中芳.管状空气自呼吸直接甲醇燃料电池的研制[J].电源技术,2005(07):427-430. |
| [26] | 于如军,刘秀清,曹广益,朱新坚,黄炳强,吴秋轩.管状直接甲醇燃料电池的建模和仿真[J].系统仿真学报,2007(17):4071-4074,4081. |
| [27] | 倪红军,黄明宇,朱昱,廖萍.中间相碳微球凝胶注模浆料流变性能的研究[J].南通大学学报（自然科学版）,2007(02):21-25. |
| [28] | 倪红军,李飞,汤东,陈上伟,黄明宇.SiC掺杂对中间相碳微球组织的影响[J].上海交通大学学报,2008(12):2047-2051. |
| [29] | 倪红军;李志扬;银铭强 等.直接醇类燃料电池异型多孔阴极支撑体材料[P].中国,200910031429.6,2009-09-30. |
| [30] | Christopher Norfolk;Alexander Mukasyan;Daniel Hayes .Processing of mesocarbon microbeads to high-performance materials: Part I. Studies towards the sintering mechanism[J].Carbon: An International Journal Sponsored by the American Carbon Society,2004(1):11-19. |
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