The pressure distribution on the surface of interference fit of retaining ring and rotor body is calculated by both finite element method and analytical method.

本文采用有限元数值方法和理论解析方法，对护环与转子本体配合面上的压力分布做了分析计算。

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Several methods for radial pressure distribution measurement on a piston ring which is one of key parts of an inter combustion engine are analyzed in the article.

分析了内燃机中关键零件活塞环的重要参数径向压力分布的几种测量方法。

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It is focused on a new measuring method called partial-thin-wall method for the radial pressure distribution on a piston ring as well as on the theoretical evaluation of its working principle.

着重介绍了活塞环径向压力测量的一种新方法——局部薄壁测量法，并从理论上对这种测定方法进行了分析。

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