10.3969/j. issn. 1007-7043. 2011.09. 007
滑动轴承压力分布及动特性系数
史冬岩张成任龙龙张亮彭梁
哈尔滨工程大学机电工程学院,黑龙江哈尔滨150001
摘要:为了对滑动轴承的压力分布和动特性进行研究,基于有限差分法求解静态雷诺方程,得出滑动轴承油膜压力的分布情况,分析了油膜压力作用下轴瓦合金层的应力分布情况。通过求解扰动压力微分方程,得出有限宽滑动轴承的动特性系数。研究表明,油膜压力呈三维抛物面分布,在油膜压力峰值处合金层应力最大,在油膜压力梯度最大处应变最大,油膜动特性系数随着偏心率的增大而增大,交叉阻尼近似相等。
滑动轴承;油膜压力;有限差分法;动特性系数
TH133.31
A
1006-7043 (2011 )09-1134-06
Research on the oil film pressure and dynamic coefficient of a sliding bearing
SHI DongyanZHANG ChengREN LonglongZHANG LiangPENG Liang
2011-05-05
史冬岩(1965-),女,教授,博士生导师;
张成(1987-),男,硕士研究生,E-mail: zhangcheng1987530
黑龙江省自然科学基金资助项目(E201047).
@163.com.
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