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Dynamic Response of Membrane Structures Under Water Impact

Received: 24 August 2020    Accepted:     Published: 23 September 2020
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Abstract

In this paper, the dynamic response of ship-borne membrane radome under the impact of water was investigated.Based on smooth particle hydrodynamics (Smooth particle hydrodynamics SPH), a fluid-structure coupling model was established, to simulate the membrane structure impacted by water, and the dynamics of the shipboard radome membrane structure under the impact of the breaking wave water body are simulated by the computer numerical simulation method response.The influence of the initial velocity of water, the angle of incidence, the initial pretension of the membrane structure and the tensile shape of the membrane surface on the maximum impact deformation and maximum impact stress of the membrane surface are analyzed. According to experimental analysis, under the same impact, the film structure with greater pretension has stronger resistance to impact, that is to say, under the same impact of water body, the greater the pretension of the membrane structure, the smaller the maximum internal stress change amplitude when it is impacted. Therefore, a certain optimal prestress is found to make the entire radome membrane structure suffer the same impact. The minimum maximum membrane stress is generated at the time, so as to achieve the purpose of protecting the fabric membrane structure from large stress and deformation; at the same impact speed, the vertical impact angle has the greatest impact on the membrane structure; under the same impact and pretension, the saddle-shaped film surface has stronger resistance to impact than the flat film surface.

Published in Science Discovery (Volume 8, Issue 5)
DOI 10.11648/j.sd.20200805.13
Page(s) 90-96
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Wave Load, Orthotropic Membrane, Smooth Particle Hydrodynamics, Fluid-solid Coupling, Nonlinear Materials, Simulation

References
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[3] Li Dong, Zheng Zhoulian, Liu Caoyu, et al. Dynamic response of rectangular prestressed membrane subjected to uniform impact load [J]. Archives of Civil and Mechanical Engineering, 2017, 17(3):586-598.
[4] Hang Shia, Chao Wangb, et al. An active controlstrategy to suppress nonlinear vibrations of large spacemembranes[J]. Acta Astronautica 155 (2019) 80–89.
[5] Delapierre, Mélanie, Lohaus SH, ellegrino S. Nonlinear vibration of transversely-loaded spinning membranes [J]. Journal of Sound and Vibration, 2018, 427:41-62.
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[7] Ambroziak, Andrzej. Mechanical properties of Precontraint 1202S coated fabric under biaxial tensile test with different load ratios [J]. Construction and Building Materials, 2015, 80:210-224.
[8] 李磊,马宏昊,沈兆武等.聚能射流侵彻钢靶的SPH-FEM数值模拟[J].南京理工大学学报,2013,37(02):226-232。
[9] Zheng Hana, Bin Sua, Yange Lia, et al. Numerical simulation of debris-flow behavior based on the SPH method incorporating the Herschel-Bulkley-Papanastasiou rheology model [J]. Engineering Geology, 255(2019)26-36.
[10] Xiangwei Dong, Xiaoping Huang, Jianlin Liua. Modeling and simulation of droplet impact onelasticbeams based on SPH [J]. European Journal ofMechanics/ASolids, 75(2019)237-257.
[11] 李世杰,王艾伦,刘向军等.基于SPH算法土壤水射流冲击演化数值仿真研究[J].计算机仿真,2019,36(03):243-247+384。
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Cite This Article
  • APA Style

    Li Yantao, Xu Xiaochen, Xu Zhihong. (2020). Dynamic Response of Membrane Structures Under Water Impact. Science Discovery, 8(5), 90-96. https://doi.org/10.11648/j.sd.20200805.13

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    ACS Style

    Li Yantao; Xu Xiaochen; Xu Zhihong. Dynamic Response of Membrane Structures Under Water Impact. Sci. Discov. 2020, 8(5), 90-96. doi: 10.11648/j.sd.20200805.13

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    AMA Style

    Li Yantao, Xu Xiaochen, Xu Zhihong. Dynamic Response of Membrane Structures Under Water Impact. Sci Discov. 2020;8(5):90-96. doi: 10.11648/j.sd.20200805.13

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  • @article{10.11648/j.sd.20200805.13,
      author = {Li Yantao and Xu Xiaochen and Xu Zhihong},
      title = {Dynamic Response of Membrane Structures Under Water Impact},
      journal = {Science Discovery},
      volume = {8},
      number = {5},
      pages = {90-96},
      doi = {10.11648/j.sd.20200805.13},
      url = {https://doi.org/10.11648/j.sd.20200805.13},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.sd.20200805.13},
      abstract = {In this paper, the dynamic response of ship-borne membrane radome under the impact of water was investigated.Based on smooth particle hydrodynamics (Smooth particle hydrodynamics SPH), a fluid-structure coupling model was established, to simulate the membrane structure impacted by water, and the dynamics of the shipboard radome membrane structure under the impact of the breaking wave water body are simulated by the computer numerical simulation method response.The influence of the initial velocity of water, the angle of incidence, the initial pretension of the membrane structure and the tensile shape of the membrane surface on the maximum impact deformation and maximum impact stress of the membrane surface are analyzed. According to experimental analysis, under the same impact, the film structure with greater pretension has stronger resistance to impact, that is to say, under the same impact of water body, the greater the pretension of the membrane structure, the smaller the maximum internal stress change amplitude when it is impacted. Therefore, a certain optimal prestress is found to make the entire radome membrane structure suffer the same impact. The minimum maximum membrane stress is generated at the time, so as to achieve the purpose of protecting the fabric membrane structure from large stress and deformation; at the same impact speed, the vertical impact angle has the greatest impact on the membrane structure; under the same impact and pretension, the saddle-shaped film surface has stronger resistance to impact than the flat film surface.},
     year = {2020}
    }
    

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  • TY  - JOUR
    T1  - Dynamic Response of Membrane Structures Under Water Impact
    AU  - Li Yantao
    AU  - Xu Xiaochen
    AU  - Xu Zhihong
    Y1  - 2020/09/23
    PY  - 2020
    N1  - https://doi.org/10.11648/j.sd.20200805.13
    DO  - 10.11648/j.sd.20200805.13
    T2  - Science Discovery
    JF  - Science Discovery
    JO  - Science Discovery
    SP  - 90
    EP  - 96
    PB  - Science Publishing Group
    SN  - 2331-0650
    UR  - https://doi.org/10.11648/j.sd.20200805.13
    AB  - In this paper, the dynamic response of ship-borne membrane radome under the impact of water was investigated.Based on smooth particle hydrodynamics (Smooth particle hydrodynamics SPH), a fluid-structure coupling model was established, to simulate the membrane structure impacted by water, and the dynamics of the shipboard radome membrane structure under the impact of the breaking wave water body are simulated by the computer numerical simulation method response.The influence of the initial velocity of water, the angle of incidence, the initial pretension of the membrane structure and the tensile shape of the membrane surface on the maximum impact deformation and maximum impact stress of the membrane surface are analyzed. According to experimental analysis, under the same impact, the film structure with greater pretension has stronger resistance to impact, that is to say, under the same impact of water body, the greater the pretension of the membrane structure, the smaller the maximum internal stress change amplitude when it is impacted. Therefore, a certain optimal prestress is found to make the entire radome membrane structure suffer the same impact. The minimum maximum membrane stress is generated at the time, so as to achieve the purpose of protecting the fabric membrane structure from large stress and deformation; at the same impact speed, the vertical impact angle has the greatest impact on the membrane structure; under the same impact and pretension, the saddle-shaped film surface has stronger resistance to impact than the flat film surface.
    VL  - 8
    IS  - 5
    ER  - 

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Author Information
  • School of Science, Nanjing University of Science and Technolgy, Nanjing, China

  • China Nanjing Institute of Electronic Technology, Nanjing, China

  • School of Science, Nanjing University of Science and Technolgy, Nanjing, China

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