热效应对组合式液压动密封性能影响的研究（英文）

发布时间：2024-04-15 22:47

　　本文介绍一种热效应对液压组合式动密封的密封性能影响的数学模型。模型以电液摆动马达叶片处的动密封为例,以热弹流润滑理论为基础,除综合考虑诸如压力,马达线速度等因素外,重点研究热效应对液压动密封性能的影响。通过三维模型建立流场参数与密封性能之间的关系后进行了数值求解,并分析热效应对动密封性能的影响。

【文章页数】：7 页

【文章目录】：
1 Introduction
2 Numerical model of dynamic seal
    2.1 Reynolds equation
    2.2 Film thickness equation
        2.2.1 The inner surface displacement of the cylinder owing to pre-loading upre-loading z
        2.2.2 Normal deformation of the cylinder ubody z
        2.2.3 Normal deformation of the seal useal
    2.3 Roelands equation and density equation
    2.4 Temperature field model
        2.4.1 The film energy equations
        2.4.2 The solid energy equations
        2.4.3 The continuity equation at the interfaces
        2.4.4 The oil film velocity equation
    2.5 Leakage and the friction force
3 Solution and analysis
4 Conclusions



本文编号：3956059