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Abstract:
为了构造刚度过滤函数,利用均匀化方法计算了单胞挖不同尺寸方孔时对应的等效刚度,再依据计算出的离散刚度值按正则化最小二乘法拟合等效刚度的系数,然后用这些系数再次使用最小二乘法拟合出独立、连续、映射法刚度过滤函数的幂指数.由这种方法得到的刚度过滤函数能够正确地反映挖孔单胞等效刚度随方孔尺寸变化的规律,并且其幂指数值与拓扑优化经验值较吻合.
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北京工业大学学报
ISSN: 0254-0037
Year: 2006
Issue: 1
Volume: 32
Page: 6-10
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 8
Chinese Cited Count:
30 Days PV: 3
Affiliated Colleges: