Using the theory of adiabatic flow of fluid in the pipe and the gas expansion factor, a more rigorous way for calculation of relieving capacity of tube & shell heat exchanger is derived. The calculation results have high accuracy.

• 运用流体在管道内作绝热流动的理论 ,结合气体膨胀因数 ,推导出一种更为严密的计算管壳式换热器安全阀泄放量的方法 ,其计算结果的精确度较高