开发和验证新的行驶冲击模拟器
Robin Gassier1, Frédérique Hintzy2, Laurent Malisoux3
1Universite Claude Bernard Lyon 1, LIBM, Inter-University Laboratory of Human Movement Biology, UR 7424, F-69622 Villeurbanne, France.
Journal of biomechanics
|August 23, 2025
概括
一个新的人体力计可以准确地复制和测量运动冲击,帮助预防伤害和训练负载分析. 这个装置验证了人类运动研究的冲击力学.
科学领域:
- 生物力学
- 人类的运动
- 运动科学
背景情况:
- 了解运动影响对于预防伤害,训练负载量化和设备设计至关重要.
- 目前测量这些影响的方法在准确性和可复制性方面存在挑战.
研究的目的:
- 验证一个设计用于复制和测量人类运动冲击的新型人体运动计.
- 评估人体测量仪的冲击测量功能的可靠性和有效性.
主要方法:
- 一个体能计被设计成一个物理的摆形,
- 用于频域分解和信号再组合的是离散里埃变换 (DFT).
- 20名参与者进行了测试和重新测试程序,评估了可靠性; 10名参与者将人体表的影响与跑步的影响进行了比较.
主要成果:
- 通过15%至22%的变化系数,可以实现可靠的会话内和会话间冲击性能.
- 随着时间的推移,人体运动的速度也随着时间的推移而变化.
- 布兰德-阿尔特曼分析表明,由于重试时撞击力略微增加,需要进行熟悉会话.
结论:
- 开发的人体运动计是复制运动相关冲击的有效和可靠工具.
- 这种装置可用于研究撞击对人体的影响,有助于预防伤害和优化性能.
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