合规机械和电机控制在跳跃中的作用 - - 从人到机器人
Aida Mohammadi Nejad Rashty1, Maziar A Sharbafi2, Omid Mohseni2
1Lauflabor Locomotion Laboratory, Institute of Sport Science and Centre for Cognitive Science, Technical University of Darmstadt, Darmstadt, 64289, Germany. aidamnr@sport.tu-darmstadt.de.
Scientific reports
|March 22, 2024
概括
人类腿部关节在远端关节 (如脚) 中使用被动遵守,在近端关节 (如脚) 中使用主动控制,以有效跳跃. 这种生物灵感的方法有助于机器人设计和控制.
科学领域:
- 生物力学 生物力学
- 机器人技术 机器人技术 机器人技术
- 神经科学是一个神经科学.
背景情况:
- 人类和动物双脚运动提供了生物灵感机器人和辅助设备的模型.
- 腿关节机制和神经控制从远端到近端不同,影响运动控制策略.
研究的目的:
- 研究被动性和活性性质在人类跨越不同频率的作用.
- 分析人类腿部关节动力学和动力学,以告知生物灵感跳跃机器人的设计和控制.
- 使用生物灵感机器人作为测试台验证人类跳跃概念.
主要方法:
- 在跳跃过程中对人类腿部关节的动力学和动力学分析.
- 开发用于脚和膝关节的生物灵感模型.
- 在EPA-hopper-II机器人上实施和测试这些模型.
- 强力调制合规 (FMC) 建模用于膝关节控制.
主要成果:
- 远端关节 (例如,脚) 更受益于被动遵守,而近端关节 (例如,膝盖,部) 需要积极控制能源管理.
- 脚和膝盖关节对于调整跳跃频率至关重要,脚硬度和膝盖控制参数是关键.
- 强力调节的合规性有效地预测了跳跃期间人类膝盖扭矩角度模式.
- 机器人实验验证了生物力学发现,并提出了机器人改进的领域.
结论:
- 像肌这样的被动合规元素在远端腿部关节中比近端关节更有效.
- 远端关节的增强合规性提高了近端关节管理能量波动的能力.
- 该研究提供了一种经过验证的生物灵感模型,用于设计符合规范和适应性强的机器人机动系统.
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