轿车车顶结构的综合性能分析与评价Analysis and Evaluation on General Property of Car Roof Structure
刘爽;高云凯;张鲲鹏;
摘要(Abstract)：
运用有限元数值模拟法研究了轿车车顶结构的模态特性、抗凹性能、覆雪强度、抗压强度等结构性能。系统评价了轿车车顶结构的静态、动态性能,包括载荷、边界条件的设置等,并给出了相应的评价准则及适用范围。将各个工况下的评价体系进行整合,得到合理的综合评价体系,为整车设计或车顶结构的相关产品研发提供了参考。
关键词(KeyWords)： 轿车;车顶结构;结构性能;综合评价
基金项目(Foundation): 上海汽车工业科技发展基金会(1011)资助
作者(Authors): 刘爽;高云凯;张鲲鹏;
参考文献(References)：
- 1 Marzbanrad J.Thickness And Material Yield StrengthEffects of Thin Sheets on Dent Resistance.WseasTransactions on Applied and Theoretical Mechanics,Vol.(2),Issue6,2007,p127~131.
- 2 HOLMBERG Stefan,NEJABAT Babak.NumericalAssessment of Stiffness and Dent Properties of AutomotiveExterior Panels.Materials and Design 25(2004)361~368.
- 3 Chen C-H,Rastogi P,Horwath C.Effect of Steel Thicknessand Mechanical Properties on Vehicle Outer Performance:Stiffness,Oil-canning Load and Dent Resistance.Automotive Body Materials-IBEC’93,1993.
- 4潘锋,朱平,章斯亮.轿车车顶压溃仿真与结构耐撞性研究.中国公路学报,2010(5):108~114.
- 5 MAO M,CHIRWA E C,CHEN T,et al.Static andDynamic Roof Crush Simulation Using LS-DYNA3D.International Journal of Crash worthiness,2004.
- 6高云凯,汽车车身结构分析.北京理工大学出版社,2005.
- 7 HOLMBERG Stefan,THILDERKVIST Per.Influence ofMaterial Properties and Stamping Conditions on the Stiffnessand Static Dent Resistance of Automotive panels.Materialsand Design 23(2002)681~691.
- 8黄湛,乐玉汗,李卫平.微型客车覆盖件抗凹性有限元分析与研究.西部交通科技,2009(1):48~52.
- 9李东升,周贤宾.双曲覆盖件大位移抗凹刚度分析.应用力学学报,1998(6):115~118.
- 10 A.McCormick,D.J.Meuleman J.R.Fekete,M.F.Shi.Effect of Steel Strengthening Mechanisms on DentResistance of Automotive Body Panels.Paper 980960,SAE,1998.
- 11白小芳,廖世晖,周定陆.Abaqus在汽车顶盖覆雪分析中的应用.重庆,长安汽车工程研究院CAE所.
- 12 RAINS G C,KANIANTHRA J N.Determination of the Significance of Roof Crush on Head and Neck Injury to Passenger Vehicle Occupants in Rollover Crashes.SAE Paper 950655.
- 13 Paine M,Newland C.Roof Strength and Occupant Protection in Rollover Crashes.2009 Australasian Road Safety Research,Policing and Education Conference,New South Wales,Sydney,November 10~13,2009.
- 14 Edward Moffatt,Jeya Padmanaban.NHTSA’s Benefit Model in the Proposed FMVSS 216 Roof StrengthStandard.SAE Technical Paper 2007-01-0373,2007.
- 15郝琪,陈奎.基于数值模拟的车身材料抗凹性分析.湖北汽车工业学院学报,2008(6):11~14.
- 16祝军,李一兵.汽车滚翻事故的再现分析方法.公路交通科技,2006(6):162~165.
- 17 LU Hongzhou,MA Mingtu,You Jianghai,LI Zhigang.A Research Progress of Dent Resistance for Automobile Body Panels.Chinese Journal of Mechanical Engineering,2009.