颗粒在斜槽中流动的实验研究

被引:10
作者
张洲波
谢洪勇
胡大鹏
机构
[1] 大连理工大学化工装备与控制工程系
关键词
颗粒; 斜槽流; 壁面滑移; 速度分布;
D O I
10.13732/j.issn.1008-5548.2001.06.001
中图分类号
TQ021 [基础理论];
学科分类号
摘要
用示踪颗粒法对细玻璃球在斜槽中的低速流动进行了实验研究。结果发现 ,颗粒的流动行为与斜槽表面特征密切相关 ,对光滑表面存在明显的壁面滑移 ,而对粗糙壁面 ,在低速流情况下不存在滑移。实验测量了不同条件下的速度分布和流层厚度 ,并分析了斜槽倾角、流率及壁面状况对流动的影响
引用
收藏
页码:1 / 4
页数:4
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