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滑动表面卷吸速度为零时的热弹流润滑分析
引用本文:杨沛然,常秋英.滑动表面卷吸速度为零时的热弹流润滑分析[J].摩擦学学报,2000,20(3):207-210.
作者姓名:杨沛然  常秋英
作者单位:青岛建筑工程学院,机械工程系,山东,青岛,266033
基金项目:山东省自然科学基金资助项目! ( Y97F0 50 89)
摘    要:提出了接触处两表面等速反向运动的圆柱间在一定条件下赤存在足够厚的稳态热弹流膜,此时固体表面呈现中凹状、且凹陷深度随勒荷的增加而增大,随表面速度的增加而减小。

关 键 词:弹流润滑  热效应  卷吸速度  表面凹陷  滑动表面

Analysis of Thermoelastohydrodynamic Lubrication of Sliding Surfaces with Zero Entrainment Velocity
YANG Pei ran,CHANG Qiu ying.Analysis of Thermoelastohydrodynamic Lubrication of Sliding Surfaces with Zero Entrainment Velocity[J].Tribology,2000,20(3):207-210.
Authors:YANG Pei ran  CHANG Qiu ying
Abstract:The entrainment velocity is generally considered essential in the traditional steady state elastohydrodynamic lubrication theories. However, a steady state thermal elastohydrodynamic lubrication film of enough thickness could be formed between the contact surfaces of two cylinders moving at a velocity of the same magnitude but in opposite directions (referring to an entrainment velocity of zero). In such a case the contact surfaces take a shape of concave in the middle, and the concavity increases with increasing load but decreases with increasing surface velocity.
Keywords:EHL  thermal effect  entrainment velocity  surface dimple
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