Effect of aspect ratio in free-swimming plunging flexible plates

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• 作者：Peter Derek Yeh ; Alexander Alexeev ; ^{alexander.alexeev@me.gatech.edu" class="auth_mail" title="E-mail the corresponding author} ;
• 关键词：Lattice Boltzmann model ; Fluid-structure interaction ; Elastic swimmer
• 刊名：Computers and Fluids
• 出版年：2016
• 出版时间：2 January 2016
• 年：2016
• 卷：124
• 期：Complete
• 页码：220-225
• 全文大小：1538 K

文摘

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d="para0001">Three dimensional computer simulations are used to study sinusoidally plunging elastic plates in free swimming.

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d="para0002">Effects of changing aspect ratio and driving frequency are investigated.

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d="para0003">Swimming velocity is fastest near the first natural frequency regardless of aspect ratio.

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d="para0004">Low aspect ratio plates swim faster and more economically due to reduced drag associated with side edge vortices.

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