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Abstract:
为预应力钢结构设计获得最优拓扑构型和索力值,以结构拓扑和索力值为设计变量,以Von Mises应力为约束条件,建立了以结构质量最小为目标函数的数学优化模型.在求解方法上,首先以结构储存应变能最小(刚度最大)确定施加在结构上的索力值,然后采用渐进结构优化法删除低Von Mises应力单元实现结构的拓扑优化以减轻结构质量.算例结果与相应体系受力性能相吻合.
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Source :
北京工业大学学报
Year: 2010
Issue: 04
Volume: 36
Page: 475-481
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 9
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