【摘要】 介绍了质子交换膜燃料电池用气体扩散层的作用和性能要求,论述了碳纤维纸、碳纤维编织布、无纺布、碳黑纸以及金属材料等几种用于PEMFC的气体扩散层材料的性能参数和试验结果,介绍了它们的制作工艺、注意事项,以及各自的优缺点。更多还原

【Abstract】 The performance data and the experiment results for the gas diffusion layer of proton exchange membrane fuel cell (PEMFC) ,such as carbon fiber paper , carbon fiber woven cloth , non-woven network , carbon black paper , metal material , were discussed. The function and performance requirement of gas diffusion layer for PEMFC were introduced. The preparing technologies, precautions and advantages of the gas diffusion layer were described.更多还原