基于疲劳寿命分析的汽车扭力梁悬架结构优化

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1、causesofitsdestruction.Thisthesismakesaresearchonhowthespringhardpointlocationaffectsthefatiguelifeofthesuspensionandoptimizesthestructureofthesuspensionsoastoimprovethefatiguelife.Keywords:Torsionbeamsuspension,Finiteelementanalysis,Fatiguelife,StructuraloptimizationIII

2、万方数据目录第1章绪论.............................................................................................11.1课题研究的背景与意义.....................................................................................11.2国内外研究现状.........................................................

3、........................................31.2.1国内研究现状.............................................................................................31.2.2国外研究现状.............................................................................................61.3论文研究的主要内容方法和技术路线.

4、............................................................31.3.1论文研究的主要内容.................................................................................71.3.2论文的研究方法.........................................................................................81.3.3论文的技术路线

5、.........................................................................................8第2章疲劳分析理论和方法.................................................................92.1疲劳分析的意义.............................................................................................

6、....92.2疲劳分析的理论...............................................................................................102.2.1Linear疲劳累积损伤理论.........................................................................112.2.2雨流循环计数法.....................................................

7、..................................122.2.3金属材料的S-N曲线...............................................................................142.3疲劳分析方法的选择.......................................................................................152.3.1疲劳分析方法的选择原则......................

8、.................................................152.3.2名义应力法概念........................................