某型商用车动力电池托架的轻量化设计  

Lightweight Design of the Commercial Power Battery Bracket

作　　者：乔鹏程 李海丰 王戎 QIAO Pengcheng;LI Haifeng;WANG Rong(College of Materials Science and Engineering,Hubei Automotive Industry Institute,Hubei Shiyan 442002;DongFeng Huashen Automobile Co.,Ltd.,Hubei Shiyan 442002)

机构地区：[1]湖北汽车工业学院材料科学与工程学院,湖北十堰442002 [2]东风华神汽车有限公司,湖北十堰442002

出　　处：《汽车实用技术》2022年第2期53-56,共4页Automobile Applied Technology

基　　金：湖北汽车工业学院2021年大学生创新训练计划项目资助,编号DC2021051。

摘　　要：文章利用三维软件建模和ANSYS Workbench有限元分析,从材质选用、结构优化、工艺分析三方面对某商用动力电池托架进行了轻量化研究,根据有限元分析结果对结构进行拓扑优化,最终选用玻纤增强聚丙烯复合材料,采用整体式、中心位置设置横向框架的结构,实现了相比原金属材质托架减重27%的效果。利用Moldflow,通过填充分析、顶出分析等调整优化得到较优的工艺参数。Using 3D software modeling and ANSYS Workbench finite element analysis,from the material selection,structure optimization two aspects of the commercial power battery bracket lightweight research,according to the results of the finite element analysis of the structure topology optimization,the final choice of glass fiber reinforced polypropylene composite material,using an integral,central position set transverse frame structure,compared with the original metal bracket weight reduction of 27%.Using Moldflow,through filling analysis,warpage analysis and so on,the better process parameters can be adjusted to provide the optimized process parameters for the needs of injection products.

关 键 词：有限元分析 电池托架 轻量化 

分 类 号：U469.72[机械工程—车辆工程]