汽车结构可靠性分析与优化设计研究进展  

Research Progresses on Reliability Analysis and Optimal Design ofAutomobile Structures

作　　者：张磊[1,2,3] 孙学涛[1,2] 陈洁 孙远波[3] 郭佳佳[1,2] 郑杰 ZHANG Lei;SUN Xuetao;CHEN Jie;SUN Yuanbo;GUO Jiajia;ZHENG Jie(Tianjin Key Laboratory for Advanced Mechatronic System Design and Intelligent Control,Tianjin University of Technology,Tianjin,300384;National Demonstration Center for Experimental Mechanical and Electrical Engineering Education,Tianjin University of Technology,Tianjin,300384;International Design Center,Beijing Institute of Technology,Beijing,100081)

机构地区：[1]天津理工大学天津市先进机电系统设计与智能控制重点实验室,天津300384 [2]天津理工大学机电工程国家级实验教学示范中心,天津300384 [3]北京理工大学国际设计中心,北京100081

出　　处：《中国机械工程》2024年第11期1948-1962,1970,共16页China Mechanical Engineering

基　　金：国家重点研发计划(2017YFB1303304);教育部高等教育司“人因与工效学”产学合作协同育人项目(CES/Kingfar202309LH19)。

摘　　要：为研究汽车结构的可靠性,对机械结构分析和设计中的不确定性进行总结,从结构参数不确定性、材料性能参数不确定性和载荷不确定性3方面分析了汽车结构设计变量及其参数的不确定性;对概率可靠性分析和非概率可靠性分析方法的研究进展进行了梳理和综述;列举了可靠性分析方法在汽车结构中的应用;对可靠性的数学模型与算法进行梳理,重点研究了可靠性优化设计在汽车轻量化及耐撞性等方面的应用,并指出了汽车结构可靠性分析与优化设计中的发展趋势。In order to study the reliability of automobile structures,the uncertainty of mechanical structure analysis and design was summarized,and the uncertainty of design variables and parameters of automobile structures was analyzed from three aspects:structural parameter uncertainty,material performance parameter uncertainty and load uncertainty.The research progresses of probabilistic reliability analysis and non-probabilistic reliability analysis methods were reviewed and summarized.The applications of reliability analysis method in automobile structures were listed.The mathematical model and algorithm of reliability were sorted out,and the applications of reliability optimization design in lightweight and crashworthiness of automobiles were studied,and the development trends of reliability analysis and optimization design of automobile structures were presented.

关 键 词：汽车结构 可靠性分析 可靠性优化设计 不确定性 

分 类 号：TP182[自动化与计算机技术—控制理论与控制工程]