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Numerical Investigation on Flow-Induced Vibration Suppression of Undersea Payloads Based on Rotating Control Rods

  • Tianqi Zhang
  • , Zhaoyong Mao
  • , Wenlong Tian
  • , Wen Jun Ding
  • , Guanyong Yang
  • Northwestern Polytechnical University Xian

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Flow will cause significant vibrations in undersea payloads. Flow-induced vibration (FIV) has various adverse effects on the system. Computational fluid dynamics (CFD) method is adopted to solve the flow pass the system. Simplify the system into a two degree of freedom system. Suppress the vibration of the main cylinder through two symmetrical rotating control rods. The results show that control rods can suppress vibration by 24.8% at UR = 8. The rotating control rods can reduce the negative impact of the wake vortex generated by the main cylinder, thereby reducing the amplitude. By changing the angle of the control rods, the vibration suppression effect can be improved to 95.3%. The mode with the control rod angle of 50° not only optimizes the vibration suppression performance at low reduced velocity, but also has a wider range of vibration suppression and lower vibration peaks. By adjusting the position without changing the rotational speed of the control rods, the vibration suppression effect of the control rods can also be improved.

源语言英语
主期刊名Proceedings of 5th 2025 International Conference on Autonomous Unmanned Systems, ICAUS - Volume 1
编辑Shaorong Xie, Yifeng Niu, Wenxing Fu, Yi Qu
出版商Springer Science and Business Media Deutschland GmbH
308-317
页数10
ISBN(印刷版)9789819576401
DOI
出版状态已出版 - 2026
活动5th International Conference on Autonomous Unmanned Systems, ICAUS 2025 - Shanghai, 中国
期限: 17 10月 202519 10月 2025

出版系列

姓名Lecture Notes in Electrical Engineering
1574 LNEE
ISSN(印刷版)1876-1100
ISSN(电子版)1876-1119

会议

会议5th International Conference on Autonomous Unmanned Systems, ICAUS 2025
国家/地区中国
Shanghai
时期17/10/2519/10/25

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