一种计算活塞环自由型线的新方法

A New Method for Computing Free Curve of Piston Ring

推导了在给定压力分布p（θ）下，活塞环自由型线所应满足的微分方程，并给出求解方程的一种新计算方法。实例计算表明，此种数值计算方法具有精度高、速度快、给出数据齐全等优点，而且对任何压力分布p（θ）均可适用。

This paper deduces the differential equations for piston ring free curve under a given pressure distribution p(θ), introduces a new computing method for solving the equatiors. Practical calculation verifies that this numerical computing method has many advantages such as higher precision, faster speed, complete output data. It can also be applied to arbitrary pressure distribution.