釜式再沸器循环流动计算模型评述  

Review of the calculating models of circulating flow of kettleshaped reboilers.

作　　者：侯明[1] 徐维勤[1] 沈自求[1] 

机构地区：[1]大连理工大学

出　　处：《化工机械》1999年第3期171-175,共5页Chemical Engineering & Machinery

基　　金：国家自然科学基金

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。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.

关 键 词：釜式 再沸器 两相流 水平管束 计算 模型 

分 类 号：TQ051.650[化学工程]