衍射法测量柱形颗粒群尺寸分布的数值计算方法  

The Numerical Calculation Method of Diffraction Measurement for Cylindrical Particle Group Size Distribution

作　　者：周革[1,2] 刘则毅[1,2] 张以谟[1,2] 李贺桥[1,2] 毛义[1,2] 

机构地区：[1]天津大学精仪系 [2]天津大学数学系

出　　处：《光电工程》1996年第4期40-44,共5页Opto-Electronic Engineering

基　　金：国家自然科学基金

摘　　要：以柱形颗粒的衍射理论为基础，提出了适用于非球形颗粒衍射模型的数值计算方法。应用结果证明这种计算方法的数值计算时间满足在线测量的需要。Based on the theory of cylindrical particle diffraction,a numerical calculation method that can be used to measure non spherical particles is presented.It has been proved that the numerical calculation time of this calculation method meets the demands of the on line measurement,and it is particularly suitable for the numerical calculation of the narrower particle size distribution measurement.

关 键 词：粒度测量 衍射测量术 数值计算 实时测量 激光 

分 类 号：O436[机械工程—光学工程] TN241[理学—光学]