压力容器和管道缺陷部位的应力计算  

Stress Calculation of Defect Location in Pressure Vessels and Pipings

作　　者：李思源[1] 李祚成[1] 

机构地区：[1]兰州石油机械研究所

出　　处：《石油化工设备》1996年第1期27-30,共4页Petro-Chemical Equipment

摘　　要：在压力容器和管道各种缺陷部位应力计算式的基础上，提出了表面缺陷部位薄膜－弯曲应力的通用计算式，以及棱角、对口错边、未焊透及裂纹等缺陷部位最大弯曲应力的通用计算式。Abstract On the basis of giving stress calculation equations at the various defect locations in pressure Vessels and pipings, the general equation of membranebending stress at the surface defect locations and that of maximum bending stress at the defect locations of edge angle, alignment, incomplete penetration and crack etc is proposed, in this paper.

关 键 词：压力容器 管道 表面缺陷 弯曲应力 计算公式 

分 类 号：TH490.2[机械工程—机械制造及自动化] TE973.1[石油与天然气工程—石油机械设备]