2018传热传质学年会集

交错对电池性能的影响进行了研究Yi等[15]通过FLUENT软件建立了一个三维PEMFC在已的 文从工程通用性的角度出发，对PEMFC通道中不同位置的阻块参数变化对电池性能的（a）为PEMFC的常规几何模型，图1（b）为阴极流道中安装有四个阻块的PEMFC几何模型，其中阻块的宽度为2.5mm，阻块均匀分布，其间距为8mm，阻块高度为本文分析的变量。PEMFC1。 123。

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其中Ecell、Econ、Enet分别代表动率、泵功、净功率。等式（17）中的I、Vcell、A分别代活性面积A为80mm2。在等式（18）中Pc_in、Uc_in、Ach_in分别代表阴极压力、5DOE 图4为功率的主效应图从中可以看出H4的变化对功率的影响程度最大，H3H2、6所示。H3、H40.9/0.3/0.3/0.3、0.3/0.9/0.3/0.3、0.3/0.3/0.9/0.3、0.3/0.3/0.3/0.9。图4功率主效应 图5泵功主效应 图6净功率主效应 图7不同方案不压下的电流密图8催化层与扩散层交界面中心氧气分 密度与反应物浓度并不呈正比关系89可以看出方1、2、3、4氧气分布H1的位置安装一个高度为0.9mm的阻块与安装一个高度0.3mm虽然在氧气浓度上有很结MansoAP,MarzoFF,BarrancoJ,etal.InfluenceofgeometricparametersoftheflowfieldsontheperformanceofaPEMfuelcell.Areview[J].InternationalJournalofHydrogenEnergy,2012,WangY,ChenKS,MishlerJ,etal.Areviewofpolymerelectrolytemembranefuelcells:Technology,applications,andneedsonfundamentalresearch[J].AppliedEnergy,2011,88(4):981-1007.KimJ,LuoG,WangCY.Modelingtwo-phaseflowinthree-dimensionalcomplexflow-fieldsofprotonexchangemembranefuelcells[J].JournalofPowerSources,2017,365:419-429.acentimeter-scaleprotonexchangemembranefuelcell[J].InternationalJournalofHeat&MassTransfer,2010,53(4):732-743.WuHW,KuHW.TheoptimalparametersestimationforrectangularcylindersinstalledtransverselyinEnergy,2011,88(12):4879-4890.WuHW,KuHW.EffectsofmodifiedflowfieldonoptimalparametersestimationandcellperformanceofaPEMfuelcellwiththeTaguchimethod[J].InternationalJournalofHydrogenEnergy,2012,investigationandexperimentalcomparison[J].Heat&MassTransfer,2013,49(9):1287-1298.TissF,ChouikhR,GuizaniA.AnumericalinvestigationofreactanttransportinaPEMfuelcellwithpartiallyblockedgaschannels[J].EnergyConversion&Management,2014,80(2):32-38.conditions[J].InternationalJournalofHydrogenEnergy,2014,40(5):2303-2311.PerngSW,WuHW.Athree-dimensionalnumericalinvestigationoftrapezoidbaffleseffectonnon-isothermalreactanttransportandcellnetpowerinaPEMFC[J].AppliedEnergy,2015,143(1):81-95.HeidaryH,KermaniMJ,DabirB.InfluencesofbipolartechannelblockagesonPEMfuelcellperformances[J].EnergyConversion&Management,2016,124:51-60.HeidaryH,KermaniMJ,AdvaniSG,etal.Experimentalinvestigationofin-lineandstaggeredblockagesinparallelflowfieldchannelsofPEMfuelcells[J].InternationalJournalofHydrogenEnergy,2016,HeidaryH,KermaniMJ,PrasadAK,etal.Numericalmodelingofin-lineandstaggeredblockagesinparallelflowfieldchannelsofPEMfuelcells[J].InternationalJournalofHydrogenEnergy,2017,GhanbarianA,KermaniMJ.EnhancementofPEMfuelcellperformancebyflowchannelindentation[J].EnergyConversion&Management,2016,110:356-366.YinY,WangX,ShangguanX,etal.NumericalinvestigationonthecharacteristicsofmasstransportandperformanceofPEMFCwithbaffletesinstalledintheflowchannel[J].InternationalJournalofHydrogenEnergy,2018,43:8048-8062.WangL,HusarA,ZhouT,etal.AParametricStudyofPEMFuelCellPerformances[J].Internat