内燃机与配件www.nrjpj.cn并联U型通道冷板冷却动力电池的换热特性谢本军,莫政宇(四川大学水利水电学院,四川成都610065)摘要:温度对锂离子动力电池性能有显著影响。本文提出的并联U型通道冷板,具有换热均匀性良好的特点,在动力电池等发热设备冷却方面具有优势。通过数值方法模拟了并联U型通道冷板的换热效果,结果表明,在不同流速下,并联U型通道冷板的温度标准差都小于1,证明其温度分布相当均匀;在较高和较宽的热流密度条件下,并联U型通道冷板保持了较好的换热特性一致性及换热均匀性。关键词:动力电池;换热均匀性;并联U型通道冷板中图分类号:TM911文献标识码:A文章编号:1674-957X(2023)04-0013-03HeatTransferCharacteristicsofParallelU-shapedChannelColdPlateCoolingPowerBatteryXieBen-jun,MoZheng-Yu(CollegeofWaterResource&Hydrowpower,SichuanUniversity,Chengdu610065)Abstract:Temperaturehasasignificanteffectontheperformanceoflithium-ionpowerbatteries.Theparal-lelU-shapedchannelcoldplateproposedinthispaperhasthecharacteristicsofgoodheattransferuniformityandhasadvantagesinthecoolingofheatingequipmentsuchaspowerbatteries.Theheattransfereffectoftheparal-lelU-shapedchannelcoldplateissimulatedbynumericalmethod.Theresultsshowthatthetemperaturestand-arddeviationoftheparallelU-shapedchannelcoldplateislessthan1atdifferentflowrates,whichprovesthatthetemperaturedistributionisquiteunif...