核供热堆压力壳组合阀接管热应力的有限元分析

The Non-Linear Finite Element Analyse of Heating Stress of 200MW Heat-Providing Nuclear Reactor Pressure Shell Pipe Joint

运用非线性有限单元法对200 MW 核供热堆压力壳组合阀接管的热应力进行了研究和数值计算,得到了压力壳组合阀接管的热应力分布情况,为核供热堆压力壳组合阀接管的强度校核提供了依据。

This paper researches and calculates the heating stress of 200MW heat-providing nuclear reactor pressure shell pipe joint by means of the non-linear finite element method.The deposits of pressure shell pipe joint heating stress have been obtained.It provides the bases for stress strength calculation of Pressure Shell Pipe Joint.