以磷酸氢二铵改性人造棉为基体材料,酚醛树脂为改性剂,经喷涂、炭化制备燃料电池扩散层材料用碳布.研究了酚醛树脂含量对碳布强度、电阻率、厚度和密度的影响,并通过XRD谱图和SEM图片对碳布进行微观结构分析,探讨了酚醛树脂对碳布强度和电阻率的影响机理.结果表明,酚醛树脂在提高碳布强度的同时降低其电阻率.当酚醛树脂添加量为54％时,碳布强度提高40％,体电阻率降低至0.06Ω· cm.
参考文献
| [1] | 衣宝廉,侯明.车用燃料电池耐久性的解决策略[J].汽车安全与节能学报,2011(02):91-100. |
| [2] | M.K. Debe;A.K. Schmoeckel;G.D. Vernstrom .High voltage stability of nanostructured thin film catalysts for PEM fuel cells[J].Journal of Power Sources,2006(2):1002-1011. |
| [3] | 侯明,衣宝廉.燃料电池技术发展现状与展望[J].电化学,2012(01):1-13. |
| [4] | Xuejun Zhang;Zengmin Shen .Carbon fiber paper for fuel cell electrode[J].Fuel,2002(17):2199-2201. |
| [5] | Yasuda E;Yasuhiro T .Matrix modification by graphite powder additives in carbon fiber/carbon composite with thermosetting resin precursor as a matrix[J].Carbon,1988,26(02):225-227. |
| [6] | B.R. Matos;E.I. Santiago;J.F.Q, Rey;A.S. Ferlauto;E. Traversa;M. Linardi;F.C. Fonseca .Nafion-based composite electrolytes for proton exchange membrane fuel cells operating above 120℃ with titania nanoparticles and nanotubes as fillers[J].Journal of Power Sources,2011(3):1061-1068. |
| [7] | 刘丰峰,卢玫.质子交换膜燃料电池研究进展[J].通信电源技术,2009(02):25-28. |
| [8] | 吴锋,刘延红,吴川.乙二醇稳定的NaBH4还原法制备纳米Pt/C催化剂[J].功能材料,2009(08):1381-1384. |
| [9] | Jay Benziger;James Nehlsen;David Blackwell;Tom Brennan;Johannah Itescu .Water flow in the gas diffusion layer of PEM fuel cells[J].Journal of Membrane Science,2005(1/2):98-106. |
| [10] | N. Rajalakshmi;Hojin Ryu;M.M. Shaijumon .Performance of polymer electrolyte membrane fuel cells with carbon nanotubes as oxygen reduction catalyst support material[J].Journal of Power Sources,2005(2):250-257. |
| [11] | Santlago E I;Isidoro R A;Dresch M A et al.NafionTiO2 hybrid electrolytes for stable operation of PEM fuel cells at high temperature[J].Electrochimica Acta,2009,54:4111-4117. |
| [12] | Antolini E;Passos R R;Ticianelli E A .Effects of the carbon powder characteristics in the cathode gas diffusion layer on the performance of polymer electrolyte fuel cells[J].Journal of Power Sources,2002,109:447-482. |
| [13] | Sehkyu Park;Jong-Won Lee;Branko N. Popou .A review of gas diffusion layer in PEM fuel cells: Materials and designs[J].International journal of hydrogen energy,2012(7):5850-5865. |
| [14] | Passalacqua E;Squadrito G et al.Effects of the diffusion layer characteristics on the performance of polymer electrolyte fuel cell electrodes[J].Journal of Applied Electrochemistry,2001,31:449-454. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%