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  • 标题:Effects of Flexible Propulsors on Hydrodynamic Forces
  • 本地全文:下载
  • 作者:Hisham M. Shehata ; Muhammad R. Hajj ; Craig A. Woolsey
  • 期刊名称:IFAC PapersOnLine
  • 印刷版ISSN:2405-8963
  • 出版年度:2019
  • 卷号:52
  • 期号:21
  • 页码:14-20
  • DOI:10.1016/j.ifacol.2019.12.276
  • 语种:English
  • 出版社:Elsevier
  • 摘要:We present experimental measurements of forward forces and external torques generated during forced oscillations of a tail on a fish-like body. The experiments were performed in a towing basin. Three panels having different flexural rigidity were tested over a range of oscillatory frequencies and leading edge amplitudes at 0 m/s and 0.35 m/s. The results show that tail panel flexibility enhances thrust production and thrust-to-input power ratios, with propulsive efficiencies reaching up to 45%.
  • 关键词:KeywordsHydrodynamicsthrustpropulsive efficiencybiolocomotiontowing basin
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