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Abstract:
介绍了二维线弹性问题的余能原理基面力元法.该方法以基线力表征物体的受力状态,以其对偶量位移梯度表征物体的变形状态.通过重力坝算例与平面4节点等参元(Q4模型)和平面4节点减缩积分单元(Q4R模型)的对比分析,探讨了基面力元法应用于重力坝应力分析的可行性.数值分析结果表明,基于余能原理的基面力元法具有较高的计算精度,可以应用于重力坝应力分析问题,有较广阔的应用前景.
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河北工业科技
ISSN: 1008-1534
Year: 2014
Issue: 5
Volume: 31
Page: 425-428
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 4
Chinese Cited Count:
30 Days PV: 15
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