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循环内压载荷下厚壁圆筒的棘轮极限

彭红宇 郑小涛 喻九阳 徐建民 王成刚

压力容器Issue(8):21-25,5.
压力容器Issue(8):21-25,5.DOI:10.3969/j.issn.1001-4837.2015.08.004

循环内压载荷下厚壁圆筒的棘轮极限

Ratchet Limit of Thick Cylinder under Cyclic Internal Pressure

彭红宇 1郑小涛 1喻九阳 1徐建民 1王成刚1

作者信息

  • 1. 武汉工程大学 化工装备强化与本质安全湖北省重点实验室,湖北 武汉 430205
  • 折叠

摘要

Abstract

Ratchet limit analytical solution of thick cylinder under cyclic internal pressure for different wall thicknesses were derived.The corresponding design method was proposed and the closed-form solu-tions were validated by simplified finite element method(FEM).Moreover,the proposed analytical solu-tions are in well agreement with those FEMresults.The results revealed that the proposed design method had good engineering significance for evaluating the ratchet limit of thick-walled cylinders under cyclic in-ternal pressure and similar conditions.

关键词

棘轮极限/解析解/厚壁圆筒/有限元法

Key words

ratchet limit/analytical solution/thick wall cylinder/finite element method

分类

机械制造

引用本文复制引用

彭红宇,郑小涛,喻九阳,徐建民,王成刚..循环内压载荷下厚壁圆筒的棘轮极限[J].压力容器,2015,(8):21-25,5.

基金项目

国家自然科学基金资助项目(51305310);湖北省教育厅科学研究计划项目(Q20131506);武汉工程大学研究生创新教育基金 ()

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