本文通过对油膜压力进行二阶泰勒级数展开得到油膜摄动压力方程组，采用指数膜假定求解油膜摄动压力方程组，得到推力轴承油膜刚度和阻尼的解析表达式。
In this article, author derives oil film perturbed pressure equation through expanding pressure using a Taylor Series. With exponential film assumption, analytical expression of OFSD is also derived.
本文通过对油膜压力进行二阶泰勒级数展开得到油膜摄动压力方程组，采用指数膜假定求解油膜摄动压力方程组，得到推力轴承油膜刚度和阻尼的解析表达式。
In this article, author derives oil film perturbed pressure equation through expanding pressure using a Taylor Series. With exponential film assumption, analytical expression of OFSD is also derived.
应用推荐