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网格理论和接触分析双包裹的沙钟虫驱动器与平面发电机
1College of Mechanical Engineering, Shenyang Ligong University, Shenyang, 110159, China. QuanchengPeng@sylu.edu.cn.
Scientific reports
|August 4, 2024
概括
这项研究提出了一种分析双包裹沙钟 (DEHW) 驱动器的新方法,克服非线性,并使即使存在错误也能够进行准确的负载接触分析. 适应性方法增强了模拟和模拟虫轮性能.
科学领域:
- 机械工程 机械工程
- 部落学 (tribology) 是一个学科.
- 计算力学 计算力学 计算力学
背景情况:
- 驱动器在网格和限制方程中表现出复杂的非线性,使建模和分析复杂化.
- 虫驱动牙的不合规线接触需要网状精细化,以进行准确的负载接触分析.
- 现有的驱动模拟和负载接触分析方法有限,特别是在边缘接触和组装错误方面.
研究的目的:
- 开发一个全球一致的程序,以解决双包裹沙钟 (DEHW) 驱动器与平面发电机的网格和极限方程.
- 提出一种适应性方法,可以在没有人工干预的情况下产生接触线和分离牙表面.
- 为了对DEHW驱动器进行负载接触分析,考虑边缘接触和组装错误,使用砂虚拟元素方法.
主要方法:
- 适应式生成瞬间接触线,网格界限线,曲率干扰界限线和牙表面分离.
- 在适应性精制牙表面上应用砂虚拟元件方法进行负载接触分析.
- 使用半平滑的牛顿算法在约束凝结后解决离散系统,并考虑滑动摩擦.
主要成果:
- 成功地解决了DEHW驱动器的全球收的网格和极限方程.
- 在没有手动调整的情况下实现了适应性网状精细化和生成关键几何实体.
- 启用了DEHW驱动器的强大的负载接触分析,包括边缘接触和中心距离错误的场景.
结论:
- 拟议的适应程序有效地解决了DEHW驱动器中非线性和接触复杂性的挑战.
- 砂虚拟元件方法提供了一个强大的工具,用于在各种条件下对虫驱动器进行准确的负载接触分析.
- 这项工作推进了DEHW驱动器的建模和模拟能力,为提高性能和可靠性铺平了道路.
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