建立了质子交换膜燃料电池数学模型,并进行了仿真实现,计算分析了质子交换膜燃料电池典型动态特性和温度对其工作状况的影响.结果表明PEMFC内气体传质速度是影响电压响应时间的决定因素,扩散层内液态水的积累需要较长的时间,数量级在102～103,温度升高会降低PEMFC的动态响应时间并提高电池的输出功率,温度超过80°C后会降低电池的输出性能.
参考文献
| [1] | 衣宝廉.燃料电池-原理.技术.应用[M].北京:化学工业出版社,2003 |
| [2] | Martin D;Guinea D M;Moreno B et al.Electric Modeling and Image Analysis of Channel Flow in Bipolar Plates[J].International Journal of Hydrogen Energy,2007,32:1572-1581. |
| [3] | XIE Zhong;Holdcroft Steven .Polarization-Dependent Mass Transport Parameters for or in Perfluorosulfonic Acid Ionomer Membranes:an EIS Study Using Microelectrodes[J].Journal of Electroanalytical Chemistry,2004,56:247-260. |
| [4] | Takuto Araki;Hironori Koori;Takuya Taniuchi et al.Simulation of the Current Density Distribution for a PEMFC by Using Measured Electrochemical and Physical Properties of the Membrane[J].Journal of Power Sources,2005,152:60-66. |
| [5] | Cheng Bao;Minggao Ouyang;Baolian Yi .Analysis of the water and thermal management in proton exchange membrane fuel cell systems[J].International journal of hydrogen energy,2006(8):1040-1057. |
| [6] | M W泽门斯基;R H迪特曼;刘皇风.热学和热力学[M].北京:科学出版社,1987:302-303. |
| [7] | Jin Hyun Nam;Massoud Kaviany .Effective diffusivity and water-saturation distribution in single- and two-layer PEMFC diffusion medium[J].International Journal of Heat and Mass Transfer,2003(24):4595-4611. |
| [8] | Kaviany M.Principles of Heat Transfer in Porous Media 2nd ed[M].Springer-Verlag,1999:275-276. |
| [9] | Springer T E .Polymer Electrolyte Fuel Cell Model[J].Journal of the Electrochemical Society,1991,138(08):2334-2341. |
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%