确定在波浪式游泳中速度和效率之间的权衡,使用生物灵感机器人
Alexandros Anastasiadis1,2, Laura Paez2, Kamilo Melo3
1Unsteady Flow Diagnostics Laboratory, Institute of Mechanical Engineering, École Polytechnique Fédérale de Lausanne (EPFL), 1015, Lausanne, Switzerland.
Scientific reports
|September 12, 2023
概括
生物灵感的机器人显示,像鱼一样,形游泳者通过调整身体运动来平衡速度和效率. 优化特定的尾幅度可以最大限度地提高速度,而移动波动力学可以提高水下运动的效率.
科学领域:
- * 生物力学 生物力学
- * 机器人技术 机器人技术
- * 水力动力学是什么?
背景情况:
- * 形游泳者 (,) 具有很高的游泳效率.
- * 了解身体动力学,速度和效率之间的联系至关重要.
- * 对活鱼的研究受到动力控制和功耗测量挑战的限制.
研究的目的:
- * 用于描述波浪式生物灵感机器人的游泳速度和运输成本.
- * 调查不同动力学参数 (关节振幅,身体波长,频率) 对性能的影响.
- * 为了确定速度和效率之间的权衡,在 anguilliform 移动.
主要方法:
- * 使用一种自由游泳,生物灵感的机器人模型,模仿形游泳者.
- *系统地改变动力学参数:关节振幅,身体波长和频率.
- * 测量的游泳速度 (步长) 和推进效率 (运输成本).
主要成果:
- * 在游泳速度和推进效率之间存在一个权衡.
- *速度随着特定尾部振幅的增加而增加,在单位周围达到顶峰.
- * 随着波形动力学和较低的特定尾幅度的移动,运输成本下降.
结论:
- *这项研究量化了波浪式游泳者运动力学与表现之间的关系.
- *研究结果表明,活优先考虑效率,而不是最大速度.
- *为优化机器人游泳者和理解生物运动提供了洞察力.
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