含表面裂纹铝合金薄壁压力容器安全评定方法研究

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1、分类号TB3学号14090010ＵＤＣ62密级公开工学硕士学位论文含表面裂纹铝合金薄壁压力容器安全评定方法研究硕士生姓名武警学科专业载运工具运用工程研究方向失效分析与结构优化指导教师袁杰红二〇一六年十一月含未穿透裂纹的铝合金压力容器安全评定方法研究StudiesofSafetyAssessmentMethodsforAluminumAlloyThin-WalledPressureVesselswithSurfaceCracksCandidate：WuJingAdvisor：YuanJiehongAdissertationSubmit

2、tedinpartialfulfillmentoftherequirementsforthedegreeofMasterofEngineeringinVehicleOperationEngineeringGraduateSchoolofNationalUniversityofDefenseTechnology,Changsha,Hunan,P.R.ChinaNovember，2016国防科学技术大学研究生院硕士学位论文目录摘要......................................................

3、.........................................................................iABSTRACT.....................................................................................................................ii第一章绪论...............................................................

4、...................................................11.1研究背景及意义.............................................................................................11.2国内外研究现状.............................................................................................21.2.1表面裂纹

5、与断裂力学........................................................................31.2.2结构安全评定方法............................................................................61.2.3弹塑性J积分计算方法....................................................................81.3主要研究内容........

6、.......................................................................................10第二章含表面裂纹薄板非线性线弹簧模型............................................................112.1引言...............................................................................................

7、..................112.2模型说明.........................................................................................................112.2.1模型假设..........................................................................................112.2.2非线性线弹簧模型描述...................

8、...............................................122.2.3模型主要符号说明.......................................................