鳗鲡模式游动的鱼体变形曲率波的传播特性研究 1)
沈昊嫣,朱博闻,王智慧,余永亮(
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PROPAGATION CHARACTERISTICS OF CURVATURE WAVE ALONG THE BODY IN ANGUILLIFORM FISH SWIMMING 1)
Shen Haoyan,Zhu Bowen,Wang Zhihui,Yu Yongliang()
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图2. 七鳃鳗简化模型和鱼体单元的受力分析图. (a)七鳃鳗Lampetra fluviatilis(图片来源于公共网络) (b) 鱼体模型侧视图、俯视图和截面,鱼体长度为$L$,鱼头长度为$L_{h}$,鱼体半高度为$a(s)$,半宽度为 $b(s)$;(c) 鱼体离散单元和(d)离散单元的受力图
Fig.2. (a) Lamprey (Lampetra fluviatilis). (b)Side view, top view and sectional view of lamprey model. $L$: length of lamprey; $L_{ h}$: length of fish head; $a(s), b(s)$: semi-axes of elliptical cross-section. (c) discrete segments of lamprey model and (d) Force and moments acting on a discrete element
