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基于梯度缺陷的薄壁圆筒压溃历程主动控制
杨喆; 魏延鹏; 黄晨光
Source Publication中国力学大会-2015论文摘要集
2015
Conference Name中国力学大会-2015
Conference Date2015-08-16
Conference Place中国上海
Abstract针对薄壁圆筒轴压屈曲的可控性及稳定可控性问题,提出了基于梯度缺陷的压溃历程主动控制方法.建立了针对梯度缺陷筒分段平均压溃力预测的理论模型,通过落锤实验与数值计算,确定了屈曲历程的可控参数范围.通过研究不同无量纲半波长模型的压溃力特征,发现代表凹槽弯曲能量贡献的二次项对压溃力及吸能的影响.
Keyword压溃 薄壁圆筒 理论模型 参数范围 轴压 吸能 二次项 可控性 数值计算 半波长
DepartmentLMFS冲击与耦合效应(LHO)
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/59199
Collection流固耦合系统力学重点实验室
Recommended Citation
GB/T 7714
杨喆,魏延鹏,黄晨光. 基于梯度缺陷的薄壁圆筒压溃历程主动控制[C]中国力学大会-2015论文摘要集,2015.
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