模拟基于液晶弹性体纤维的发动机的光驱自旋
Yong Yu1, Haoyu Hu1, Yuntong Dai1
1School of Civil Engineering, Anhui Jianzhu University, Hefei 230601, China.
Physical review. E
|April 18, 2024
概括
一个新的自旋发动机利用液晶弹性体 (LCE) 纤维和光能. 这种创新的设计为能源采集和软机器人应用提供了一个简单,轻量级和高速的解决方案.
科学领域:
- 材料科学 材料科学 材料科学
- 机械工程 机械工程
- 软机器人软机器人 软机器人软机器人
背景情况:
- 自动振荡系统将环境能量转化为机械工作.
- 设计新的自振系统对于能源收割机,发动机和执行器至关重要.
研究的目的:
- 介绍一个概念性的自旋转发动机,灵感来自于四冲程发动机.
- 在稳定的照明下,研究基于液晶弹性体 (LCE) 的发动机的自旋行为.
主要方法:
- 基于光热机械框架的非线性理论模型的开发.
- 数字计算分析发动机的动力学和分叉.
主要成果:
- 基于LCE的发动机表现出超临界的霍夫分叉,从静态转换为自旋转模式.
- 自旋转是由LCE纤维的光热诱导应变驱动的.
- 连续运动是由光热能和阻尼散射的相互作用维持的.
结论:
- 基于LCE的发动机展示了一个简单的,轻量级的结构,具有可定制的尺寸和高速.
- 这种设计为软机器人,能源收获器和医疗仪器提供了一个有前途的平台.
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