| 质子交换膜燃料电池电流分布的动态响应 |
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| 引用本文： | 孙红.质子交换膜燃料电池电流分布的动态响应[J].工程热物理学报,2011(2):247-249. |
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| 作者姓名： | 孙红 |
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| 作者单位： | 沈阳建筑大学交通与机械工程学院; |
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| 基金项目： | 国家自然基金(No.50876070); 教育部新世纪优秀人才支持计划项目(No.NCET-08-0864) |
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| 摘 要： | 动态特性是理解质子交换膜燃料电池性能的重要参数之一.运用燃料电池测试系统、恒电流/恒电压多通道测试仪和燃料电池电流密度分布测试装置,试验测量了质子交换膜燃料电池在不同加湿温度、电池温度和压力下的电流分布动态响应和动态特性.研究发现:不同区域的局部电流达到新的平衡所需的时间不同;加湿温度变化时,不同区域的局部电流的变化趋...
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| 关 键 词： | 质子交换膜 燃料电池 局部电流 动态响应 |
DYNAMIC RESPONSE OF CURRENT DISTRIBUTION IN PEM FUEL CELL |
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| SUN Hong.DYNAMIC RESPONSE OF CURRENT DISTRIBUTION IN PEM FUEL CELL[J].Journal of Engineering Thermophysics,2011(2):247-249. |
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| Authors: | SUN Hong |
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| Institution: | SUN Hong (Transportation and Mechanical Engineering School,Shenyang Jianzhu University,Shenyang 110168,China) |
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| Abstract: | Dynamic characteristics is one of parameters for understanding of the performance of PEM fuel cells.Fuel cell test system,multichannel measure apparatus of constant current/constant voltage and measuring gasket of current density distribution were used to measure the local current in PEM fuel cell.The influence of humidification temperature,fuel cell temperature and pressure on dynamic response and characteristics is analyzed.The results show that the time of reaching new equilibrium is different for differ... |
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| Keywords: | proton exchange membrane fuel cell local current dynamic response |
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