拓扑优化技术在车辆工程CAE中的应用
2021-03-03李晓东田成元孙晓微
李晓东 田成元 孙晓微
摘 要:在社会高速发展的时代背景影响下,国民生活的物质水平不断上升,汽车已经成为了人们生活中必不可少的重要出行工具,国民汽车的普及率不断上升,为汽车产业发展奠定了重要基础。随着汽车产业的不断发展,车辆工程CAE愈加复杂,为了充分提升汽车的结构力学性能,拓扑优化技术在车辆工程CAE中的应用愈加重要,成为了新时代下推动企业产业发展的重要技术体系。
关键词:拓扑优化技术 车辆工程 CAE 应用
Application of Topology Optimization Technology in CAE of Vehicle Engineering
Li Xiaodong Tian Chengyuan Sun Xiaowei
Abstract:Under the influence of the rapid development of the society, the material level of peoples lives is constantly rising. Automobiles have become an indispensable and important travel tool in peoples lives. The increasing popularity of national cars has laid an important foundation for the development of the automobile industry. With the continuous development of the automotive industry, vehicle engineering CAE has become more and more complex. In order to fully improve the structural mechanics of automobiles, the application of topology optimization technology in vehicle engineering CAE has become more and more important, and it has become an important technical system to promote the development of enterprise industry in the new era.
Key words:topology optimization technology, vehicle engineering, CAE, application
在當前汽车产业发展过程中,为了充分保证车辆机械工程结构的优化设计以提升车辆性能,常常需要对车辆的尺寸结构、形状结构、材料选择以及拓扑优化等问题进行研究,而其中拓扑优化就是重要的一环,尤其是在新时期汽车产业发展中车辆工程CAE复杂性不断提升的背景下,将拓扑优化技术应用在车辆工程CAE之中,更是提升车辆工程新品研发实效的必然途径。
1 拓扑优化技术及车辆工程CAE
拓扑优化技术是新时期应用于车辆工程的重要技术体系,也被称之为布局优化技术或者布置优化,其主要意义就是在限定的负载信息基础、相关约束条件以及最终的性能指标要求下,在限定区域内对车辆工程设计的使用材料进行分布优化的一种数学方法,与车辆工程设计中的尺寸优化、形状优化、形貌优化共属于结构优化的一种。拓扑优化技术的核心是以材料分布作为结构优化的主要……
