筛板上两相流的检测——热膜流速仪的应用  

Two phase flow measurement on sieve trays——the application of hot film anemometers.

作　　者：张雅芝[1] 王晓玲[1] 曾爱武[1] 王忠诚[1] 黄洁[1] 

机构地区：[1]天津大学

出　　处：《化工机械》1999年第1期38-40,48,共4页Chemical Engineering & Machinery

基　　金：国家自然科学基金;国家重点化学工程联合实验室天津大学精馏分离实验室开放基金

摘　　要：介绍了用热膜流速仪对精馏筛板上气液两相流的检测工作，讨论了适合于筛板上气液两相流测定的热膜流速仪检测信号的识别和标定方法，给出了筛板上两相流流场和气含率的测定结果。It was presented of the measurement of the gas liquid two phase flow on sieve trays by using hot film anemometers,the identification and standardization of the measurement signals of the hot film anemometers suitable for gas liquid two phase flow on sieve trays were discussed,the measurement results of the flow fields and the ratio of air content on sieve trays were given.

关 键 词：热膜流速仪 筛板 两相流 流速 气含率 流量计 

分 类 号：TQ056.15[化学工程]