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弹塑性梁在轴向应力波下的动态屈曲

Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 1995-01-01

Journal: 应用力学学报

Included Journals: CSCD、PKU

Volume: 12

Issue: 3

Page Number: 16

ISSN: 1000-4939

Key Words: 弹塑性梁; 应力波; 动态屈曲; 临界载荷

Abstract: 本文考虑轴向应力波效应,利用分叉理论研究各种支承半无限长弹塑性梁的动态屈曲问题。在轴向阶梯载荷和脉冲载荷冲击下得到了梁的临界屈曲载荷及初始屈曲模态。其结果与实验现象相一致。同时也为研究结构动态屈曲问题提供了有效途径。

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