基于离散元法的沙性路面轮胎牵引特性数值分析

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1、分类号U461.5学号12090001ＵＤＣ密级公开工学硕士学位论文基于离散元法的沙性路面轮胎牵引特性数值分析硕士生姓名李幸学科专业载运工具运用工程研究方向载运工具结构优化设计指导教师姜乐华二〇一五年四月AnalysisofTractivePerformanceforWheelonSandyRoadUsingDiscreteElementMethodCandidate：LiXingAdvisor：Prof.JiangLehuaAdissertationSubmittedinpartialfulfillmentofthereq

2、uirementsforthedegreeofMasterofEngineeringinVehicleOperationEngineeringGraduateSchoolofNationalUniversityofDefenseTechnologyChangsha，Hunan，P.R.ChinaApril，2015国防科学技术大学研究生院硕士学位论文目录目录.....................................................................................

3、..........................................I表目录....................................................................................................................IV图目录..................................................................................................

4、....................V摘要...............................................................................................................................iABSTRACT..........................................................................................................

5、...........ii第一章绪论..................................................................................................................11.1研究背景及意义.............................................................................................11.2国内外研究现状..................

6、...........................................................................21.2.1车辆地面力学......................................................................................21.2.2离散元法在车辆地面力学中的应用..................................................61.3本文研究的主要工作........

7、.............................................................................81.3.1本文的研究路线..................................................................................81.3.2本文研究的主要内容..........................................................................9第二章

8、轮壤相互作用力学特性................................................................................102.1引言................................................