简述了管道溶出器的发展历史及其在国内的应用现状 ,结合长城铝业公司研究设计院的半工业试验结果 ,分析了一水硬铝石矿溶出过程的反应动力学模型及速率控制步骤 ,通过雷诺数计算 ,推测反应器内矿浆流型为平推流。 In this paper, the development history of pipeline dissoluber and its application in China are briefly introduced. According to the results of the semi-industrial test conducted by Research and Design Institute of Great Wall Aluminum Company, the reaction kinetics model and rate control step of diaspore dissolution are analyzed , Reynolds number calculation, it is speculated that the reactor flow pattern for the pusher flow.