After the analysis of the temperature field and the thermal stress filed in the tubesheet under the condition of convection boundary,the necessity of iterative computation for temperature field ...

• 分析了对流边界条件下管板的温度场和相应的热应力场,提出并论证了温度场和热应力场迭代计算的必要性,得到了该边界条件下管板温度场和热应力场的分布规律。