摘要:

介绍了几种高压多层压力容器的开孔结构及一般特点，给出了开孔补强计算与峰值应力计算方法，推荐了计算开孔应力集中系数，并要求控制在不大于2.25。

关键词: ​多层压力容器 / 开孔结构设计 / 应力集中系数

Abstract:

This paper introduces the opening structures and general characteristics of several kinds of high-pressure multi-layer pressure vessels, offers the calculation methods of opening reinforcement and peak stress,and recommends the calculation of the stress concentration coefficient othe opening, which is required to be controlled at no more than 2.25.

Keywords: multi-layer pressure vessel / opening structure design / stress concentration coefficient