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半圆电极对测量壁面处的湍流速度梯度脉动
毛卓雄; T.J.Hanratty
1988
Source Publication化工学报
Issue01Pages:44-53
Abstract壁面处湍流速度梯度脉动的测量对于深入了解壁面附近湍流的结构和传热、传质是很重要的.本文叙述了电化学法测量的原理,介绍了用一半圆电极对同时测量壁面上二维湍流速度梯度脉动的方法和测量结果.在直径0.194m的充分发展圆管湍流中,用碘和碘化钾溶液作为流动介质,半圆电极对直径为5×10~-4m,测得壁面处轴向和周向速度梯度的湍流脉动强度分别为0.3—0.33和0.11—0.12.
Keyword速度梯度 湍流结构 湍流脉动 电极极化 碘化钾溶液 二维湍流 湍流强度 流动介质 圆管 固体壁面
Document Type期刊论文
Identifierhttp://ir.ipe.ac.cn/handle/122111/9158
Collection研究所(批量导入)
Recommended Citation
GB/T 7714
毛卓雄,T.J.Hanratty. 半圆电极对测量壁面处的湍流速度梯度脉动[J]. 化工学报,1988(01):44-53.
APA 毛卓雄,&T.J.Hanratty.(1988).半圆电极对测量壁面处的湍流速度梯度脉动.化工学报(01),44-53.
MLA 毛卓雄,et al."半圆电极对测量壁面处的湍流速度梯度脉动".化工学报 .01(1988):44-53.
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