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5. 质子交换膜燃料电池CCM的制备条件对其性能的影响

质子交换膜燃料电池CCM的制备条件对其性能的影响

来源 :纳米技术与精密工程 | 被引量 : 0次 | 上传用户：gaohenghao

【摘 要】

：

采用催化剂涂覆的膜(CCM)和碳纸扩散层组成质子交换膜燃料电池的膜电极.CCM采用直接喷涂的方法制备,研究了与直接喷涂技术相关的影响因素,包括催化层中Nafion的含量和分布、

【作 者】

：

田建华 臧超 张志远 袁才登 单忠强 

【机 构】

：

天津大学化工学院

【出 处】

：

纳米技术与精密工程

【发表日期】

：

2004年期

【关键词】

：

质子交换膜燃料电池 催化剂涂覆的膜(CCM) 直接喷涂 制备条件 proton exchange membrane fuel cell (PEMFC) cata 

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论文部分内容阅读

采用催化剂涂覆的膜(CCM)和碳纸扩散层组成质子交换膜燃料电池的膜电极.CCM采用直接喷涂的方法制备,研究了与直接喷涂技术相关的影响因素,包括催化层中Nafion的含量和分布、有机溶剂的种类、喷涂操作条件等.CCM的表面形貌和孔结构采用扫描电镜(SEM)方法表征,MEA的电化学特性通过单体PEMFC的I-V曲线进行评价.实验结果表明,在优化条件下制备的CCM膜电极的结构和性能有明显的改善.

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