浮动spline参数对封装差分行星轮列车的动态特征的影响
Xiaoyu Che1, Hu Yu1, Chao Zhang1
1National Key Laboratory of Science and Technology on Helicopter Transmission, Nanjing University of Aeronautics and Astronautics, Nanjing, 210016, China.
Scientific reports
|April 9, 2024
概括
这项研究通过分析浮动线参数,改善了直升机传动系统的负载共享. 调整线距离,刚度和摩擦可以提高轮对的性能和系统的寿命.
科学领域:
- 机械工程 机械工程
- 航空航天工程 航空航天工程
- 部落学 (tribology) 是一个学科.
背景情况:
- 直升机传输系统依赖行星轮来有效地传输动力.
- 封装差分行星系统的负载共享性能对于运行效率和寿命至关重要.
- 浮动螺杆结构是影响轮对负载分布的关键组件.
研究的目的:
- 为了研究浮动螺杆结构参数对封装差分行星轮系统的负载共享特征的影响.
- 提高直升机传动系统的整体运行性能和使用寿命.
主要方法:
- 使用拉格朗奇方程,开发了一种带有浮动螺杆结构的封闭式微分行星轮的动态模型.
- 考虑了制造错误,安装错误和随时间变化的网格刚度.
- 分析了输入扭矩,线宽度,线轴刚度和线摩擦系数对负载共享性能的影响.
主要成果:
- 与封装阶段系统相比,差分阶段系统表现出优越的负载共享性能.
- 增加的输入扭矩改善了负载分配,对封装阶段系统的影响更为明显.
- 浮动线参数显著影响系统负载共享,特别是在封闭阶段的太阳轮的线.
结论:
- 优化浮动螺纹参数,如空隙,刚度和摩擦,可以显著提高封装差分行星轮系统的负载共享性能.
- 这些发现为设计更可靠,更有效的直升机传动系统提供了宝贵的见解.
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