In this paper, the flow fields in the cyclone air classifier with a fixed spherical wall are explored and their characteristics are found.
本文对自行设计的球台固定壁旋流式气力分级机模型进行了研究，对它内部的流场进行了测试，找出了流场的分布规律。
According to the distributions of the flow fields in the cyclone air classifier with a fixed spherical wall, the formulas of the classification and collection cut sizes are presented and they are examined by experiment.
根据球台固定壁旋流式气力分级机内的流场分布，推导出了分级粒径和收集粒径的理论计算公式，并通过实验对计算公式进行了验证。
The static pressure gradient in cyclone air classifier can have influence on the test and measurement for its flow fields by five-hole probe.
用五孔探针测试旋流式气力分级机流场时，分级机内存在的静压梯度会对测试产生影响。