覆冰荷载作用下输电线路结构可靠性评估与断线分析

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1、重庆大学硕士学位论文目录3.5结构体系可靠度.................................................................................................................233.6杆塔功能函数模型.............................................................................................................243.6.1覆冰冰厚模型的取用.......................

2、.......................................................................253.7杆塔极限承载力样本及其概率分布验证.........................................................................253.7.1有限元软件ANSYS中的PDS模块的简介..........................................................253.8杆塔结构可靠度计算所考虑的荷载效应和工况....................

3、.........................................273.9某段耐张段中薄弱杆塔可靠度实例分析.........................................................................273.9.1杆塔极限承载力统计参数的确定..........................................................................283.9.2基于极限承载力的结构体系可靠度计算.........................................

4、.....................303.10本章小结...........................................................................................................................334输电塔-线体系断线分析................................................................................................344.1体系的动力响应....................

5、.............................................................................................344.2输电线路断线工况分析步骤.............................................................................................344.3导（地）线单位水平风荷载及比载.........................................................................

6、........354.4单根导线断线分析.............................................................................................................364.5杆件冲击系数计算.............................................................................................................454.6本章小结...................................

7、..........................................................................................565总结与展望............................................................................................................................57