应用数值模拟研究来确定在单方面选食品时对人类系统起作用的动态负荷
Przemysław Stróżyk1, Jacek Bałchanowski2
1Faculty of Mechanical Engineering, Department of Mechanics, Materials and Biomedical Engineering, Wrocław University of Science and Technology, Wrocław, Poland.
这项研究模拟了单边机制,揭示了食物特性显著影响肌肉力量和收缩. 在非工作侧,最大肌肉力量较低,而在工作侧,总收缩减少.
科学领域:
- 生物力学 生物力学
- 计算建模计算建模
- 人类生理学 人类生理学
背景情况:
- 是一种复杂的生物机械过程,涉及关节和肌.
- 了解食物特性对机械的影响对于牙套学和饮食科学至关重要.
研究的目的:
- 开发和利用一个3D运动动态计算模型来模拟单边的.
- 调查食物特征对下肌肉活动和机械参数的影响.
主要方法:
- 开发了一种3D计算模型,其中包括关节,下和关键的升降肌肉 (,中间,).
- 进行了数值模拟,使用由力位移函数 (F=f(Δh)) 定义的食物特征进行了数值模拟.
- 计算的重点是确定动态肌肉模式,最大力,总收缩,肌肉性和内在强度.
主要成果:
- 肌肉力量模式和最大力量取决于食物的特性.
- 非工作侧的最大肌肉力量比工作侧低14%.
- 工作侧的总肌肉收缩比非工作侧低17%,受初始食物高度的影响.
结论:
- 食品的机械特性显著影响生物力学,包括肌肉力量和收缩模式.
- 不对称的肌肉力量分布 (工作与非工作侧面) 是一个关键的发现.
- 肌肉硬度和内在强度是由食物质地和分析的边调节的.
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