蒸发冷却电机管内气液两相流截面含气率测量的研究

Study on the Measurement of Void Fraction of Gas-liquid Two-phase Flow in Generator Evaporative Cooling Tube

本文阐述了蒸发冷却电机管内气液两相流截面含气率测量的重要性及其测量的特点 ,分析了各种测量方法的优缺点 ,并对静态气液两相介质进行了射线吸收法的实验研究 ,认为采用射线吸收法测量蒸发冷却电机管内气液两相流出口处截面含气率是可行的 。

This paper discusses the measurement of void fraction of gas liquid two phase flow in generator evaporative cooling tube. The advantages and shortcomings of various measuring methods are analyzed. Experimental study performed on gas liguid two phase static dielectric shows that radial attenuation method is feasible, and high precision can be obtained.