欢迎登录材料期刊网

材料期刊网

高级检索

本文基于单相等温模型,以间歇排气PEMFC阳极部分为研究对象,采用多松弛Boltzmann方法从孔隙尺度对间歇排气PEMFC内阳极中的流动、传质、电化学反应等电池局部特性进行模拟,并研究了操作温度、压力等对阳极局部特性分布的影响.结果表明,多松弛Boltzmann方法可以很好地预测PEMFC阳极流体流动情况,间歇排氢有助于提升电池的性能,电池操作温度及压力对间歇排氢的电池性能有一定的影响.

参考文献

[1] Jason B. Siegel;Denise A. McKay;Anna G. Stefanopoulou .Measurement of Liquid Water Accumulation in a PEMFC with Dead-Ended Anode[J].Journal of the Electrochemical Society,2008(11):(B)1168-1178.
[2] Kyung Don Baik;Min Soo Kim .Characterization of nitrogen gas crossover through the membrane in proton-exchange membrane fuel cells[J].International journal of hydrogen energy,2011(1):732-739.
[3] R.K. Ahluwalia;X. Wang .Buildup of nitrogen in direct hydrogen polymer-electrolyte fuel cell stacks[J].Journal of Power Sources,2007(1):63-71.
[4] 陈黎,栾辉宝,陶文铨.LBM模拟PEMFC阴极流动传质电化学反应过程[J].工程热物理学报,2010(08):1383-1388.
[5] Xiao-Dong Niu;Toshihisa Munekata;Shi-Aki Hyodo;Kazuhiko Suga .An investigation of water-gas transport processes in the gas-diffusion-layer of a PEM fuel cell by a multiphase multiple-relaxation-time lattice Boltzmann model[J].Journal of Power Sources,2007(2):542-552.
[6] Li Chen;Huibao Luan;Yongliang Feng;Chenxi Song;Ya-Ling He;Wen-Quan Tao .Coupling between finite volume method and lattice Boltzmann method and its application to fluid flow and mass transport in proton exchange membrane fuel cell[J].International Journal of Heat and Mass Transfer,2012(13/14):3834-3848.
[7] Chen, L.;Kang, Q.;Robinson, B.A.;He, Y.-L.;Tao, W.-Q. .Pore-scale modeling of multiphase reactive transport with phase transitions and dissolution-precipitation processes in closed systems[J].Physical review, E. Statistical, nonlinear, and soft matter physics,2013(4 Pt.B):043306-1-043306-16.
[8] 陈黎,栾辉宝,陶文铨.PEMFC阴极催化层的LBM模拟[J].电源技术,2009(09):794-797.
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:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%