活性非均匀分布的球形催化剂有效因子的计算

The Calculaticn of Effectiveness Factors in Spherical Solid Catalysts with Nonuniform Activity Distribution

利用正交配置技术.对不同反应级数的不可逆反应系统中活性呈δ函数、均匀、直线、抛物线、幂函数分布的球形固体催化剂有效因子作了计算.该方法简单、计算速度较快、精度较高,且容易推广到复杂反应系统,是工程上计算固体催化剂有效因子的实用方法.

By means of orthogonal collocation technique,the effectiveness factors are calculated of sphericl solid catalysts of distribution of activity of δ-function,uniform,straight line,parabol and power function in irrerversible reaction system of different gradations. The method is simple,the calculating speed is fast,its calculation has high accuracy,and the method can be easily extended into complex reaction systems and it is a practical method for calculating effectiveness factors of solid catalysts in engineering.