电动客车动力电池包散热性能仿真分析  

Simulation Analysis of Heat Dissipation of Power Battery Pack for Electric Buses

作　　者：陈冲 徐婧雨 汪先锋 段术林 祁芳 CHEN Chong;XU Jingyu;WANG Xianfeng;DUAN Shulin;QI Fang(CHTC KINWIN(Nanjing)Automobile Co.,Ltd.,Nanjing 211200,China)

机构地区：[1]南京恒天领锐汽车有限公司,南京211200

出　　处：《客车技术与研究》2025年第2期23-26,共4页Bus & Coach Technology and Research

摘　　要：控制动力电池包的温度一直是新能源客车领域的技术难题。本文以某纯电动客车动力电池包为研究对象,建立动力电池包的三维物理模型,通过ANSYS Workbench软件划分动力电池包的有限元网格,用Fluent模块进行散热性能仿真分析,研究不同的放电倍率、冷却液流速和环境空气温度对动力电池包温度的影响。Controlling the temperature of the power battery pack has always been a technical problem in the field of new energy buses.Taking the power pack of an electric bus as the research object,the authors es-tablish a three-dimensional physical model of the power battery pack,divide the finite element meshes of the power battery pack by ANSYS Workbench software,and carry out the heat dissipation analysis by Fluent module to research the influence of discharge rate,coolant flow rate and ambient air temperature on the tem-perature of power battery pack.

关 键 词：电动客车 动力电池包 散热性能 放电倍率 冷却液流速 环境空气温度 

分 类 号：U469.72[机械工程—车辆工程]