CIESC Journal

• 化工学报 • 上一篇    下一篇

填料塔液相混合的研究(Ⅱ)二维扩散模型

张泽廷,王树楹,余国琮   

  1. 天津大学化学工程研究所,天津大学化学工程研究所 ,天津大学化学工程研究所 清华大学化学工程和工业化学博士后科研流动站
  • 出版日期:1988-06-25 发布日期:1988-06-25

Studies on Liquid Phase Mixing in Packed Columns(Ⅱ) a Two-dimensional Model

Zhang Zuoting, Wang Shuying and Yu Guocong(K.T. Yu) (Chemical Engineering Research Center, Tianjin University)   

  • Online:1988-06-25 Published:1988-06-25

摘要: 在对示踪剂采取连续点源稳态注入条件下,本文对同时考虑液相轴向和径向混合的二维扩散模型进行了求解.模型参数用非线性规划的最优化方法根据在1米直径填料塔中得到的二维停留时间分布的数据进行估计,得到了分别计算液相轴向和径向Peclet准数的无因次回归方程.

Abstract: A two-dimensional model involving both radial and axial mixing under the condition of steady tracer injection from a point source is presented. The model parameters are estimated by the optimal method of nonlinear programming, using the two dimensional RTD experimental data obtained in a. one meter diameter packed column. Dimensionless equations for the evaluation of axial and radial Peclet numbers are regressed.