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Author:

刘涛 (刘涛.) | 张伟 (张伟.) | 郑岩 (郑岩.)

Abstract:

研究了地基激励作用下非对称铺设双稳态复合材料层合正方形板发生亚稳态混沌振动的机理。针对在双稳态非对称复合材料层合方形板振动实验中观察到的亚稳态混沌现象,基于非对称铺设双稳态复合材料层合正方形板动力学模型,利用Jacobian矩阵和Routh-Hurwitz准则,分析了系统零平衡点的临界失稳条件。研究发现,在非对称铺设双稳态复合材料层合正方形板系统中,当参数激励超过某一临界值时,其零平衡点是不稳定的。由此给出了非对称铺设双稳态复合材料层合正方形板中亚稳态混沌发生的充分条件,较大的参数激励是双稳态板发生亚稳态混沌的关键因素。

Keyword:

双稳态复合材料层合板 临界失稳条件 参数激励 亚稳态混沌

Author Community:

  • [ 1 ] 北京工业大学

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Source :

Year: 2021

Language: Chinese

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: 11

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