光学学报, 2020, 40 (7): 0712001, 网络出版: 2020-04-15
跨微米尺度混合颗粒粒径的同步测量方法 下载: 858次
Synchronous Measurement Method of Trans-Micron Scale Mixed Particle Size
图 & 表
图 3. 图像法颗粒两相流测量原理示意图
Fig. 3. Schematic of particle two-phase flow measurement by image method
图 5. 典型信号消光法颗粒粒径分布反演结果。(a) 单一900 nm标准颗粒样品溶液;(b) 900 nm+51 μm混合标准颗粒样品溶液
Fig. 5. Inverse results of particle size distribution by typical signal extinction method. (a) Single 900 nm standard particle sample solution; (b) mixed 900 nm + 51 μm standard particle sample solution
图 6. 典型图像预处理过程。(a)滤波去噪图片;(b)灰度归一化图;(c)背景均匀化图;(d)二值化图
Fig. 6. Typical image preprocessing. (a) Filtered and de-noised image; (b) grayscale normalized image; (c) background homogenized image; (d) binarized image
表 1粒径测量结果及相对误差
Table1. Particle size measurement results and relative errors
|
赵蓉, 潘科玮, 杨斌, 平力, 蔡小舒. 跨微米尺度混合颗粒粒径的同步测量方法[J]. 光学学报, 2020, 40(7): 0712001. Rong Zhao, Kewei Pan, Bin Yang, Li Ping, Xiaoshu Cai. Synchronous Measurement Method of Trans-Micron Scale Mixed Particle Size[J]. Acta Optica Sinica, 2020, 40(7): 0712001.