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Horizontal Dynamic Parameters of Nuclear Engineering Structures under Falling Impact Load
Author(s): 
Pages: 419-424
Year: Issue:  4
Journal: JOURNAL OF VIBRATION ENGINEERING

Keyword:  冲击荷载减振层乏燃料容器有限元;
Abstract: 在秦山核电站燃料厂房乏燃料容器撞击下减振层相似模型试验和理论分析研究的基础上,把乏燃料容器对结构的撞击作用转化为一个与撞击接触时间有关的等腰三角形冲量荷载.采用有限元分析软件对某大型核工程燃料处理厂房建立了平面和空间计算模型,并且考虑了厂房结构的局部构造措施,计算分析了在冲击荷载作用下厂房结构相邻贮存水池基底的最大水平动力加速度.通过对计算结果的分析,得到了一些有意义的结论.
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