对于战舰PRTS的微纹理网格接口的TEHL接触承载特性研究
Jiafu Ruan1, Xigui Wang2, Yongmei Wang3
1School of Mechatronics and Automation, Huaqiao University, No. 668 Jimei Avenue, Jimei District, Xiamen, 361021, China.
Scientific reports
|October 10, 2025
概括
一个新的热弹性水力动力滑 (TEHL) 模型可以考虑微纹理轮接口,改善动力后传动系统 (PRTS) 的承载计算. 这增强了在交替负载下抗冲压承载能力和滑效果.
科学领域:
- 部落学 (tribology) 是一个学科.
- 机械工程 机械工程
- 滑科学 滑科学
背景情况:
- 在动力后传输系统 (PRTS) 中的轮在微纹理网状接口 (MTMI) 面临着来自交替负载的高压力.
- 现有的模型不准确地将微凸峰 (MCP) 基径视为常数,偏离实际的时间变化特征,导致分析错误.
研究的目的:
- 为微纹理网格接口 (MTMI) 开发一个通用的热弹性水力动力滑 (TEHL) 模型.
- 在动态负载条件下,准确预测PRTS中的承载能力和防性能.
主要方法:
- 提出了一个通用的TEHL接触式承载模型,其中包含了接口微纹理 (IMT).
- 代表的MCP接触面积使用相当的尺度因子和修改的形状分布密度函数用于整体溶液.
- 在TEHL稳定状态下,推导出用于网格反冲压承载能力 (ASLBC) 的数学模型.
主要成果:
- 新模型准确地反映了MTMI内的MCP维度的时间依赖的变化.
- 揭示了接触硬度,减压和在交替负载下MTMI性能之间的相关性.
- 提供了加强接口丰富滑 (IEL) 和ASLBC接触IMT的理论基础.
结论:
- 开发的TEHL模型为纹理轮系统的承载分析提供了更高的准确性.
- 这些发现支持通过优化接口微纹理 (IMT) 在PRTS中增强滑和防 capabilities能力.
- 该研究提供了提高战舰动力传输系统可靠性和性能的关键数据.
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