【摘要】 对釜式再沸器壳侧循环流动进行了理论分析，对计算模型进行了评述，阐述了确定循环流率的方法，比较了计算横掠管束两相流压降及空泡份额的几种算法更多还原

【Abstract】 A theoretical analysis was made for the shell side circulating flow in a kettleshaped reboiler,the circulating model was reviewed,the method of determining the circulating flow was described,the calculating methods of the two phase flow pressure drop and the volume fraction of the across tube banks were compared.更多还原