壁面涂层构型对垂直降膜流动特性的影响

工程热物理学报 , 2007, 28(z2): 37-40.

壁面涂层构型对垂直降膜流动特性的影响

王群昌 ^1, , 马学虎 ^2, , 陈嘉宾 ^3, , 薄守石 ^4, , 陈宏霞 ^5, , 苏凤民 ^6,

1.大连理工大学化学工程研究所,辽宁,大连,116012

2.大连理工大学化学工程研究所,辽宁,大连,116012

3.大连理工大学化学工程研究所,辽宁,大连,116012

4.大连理工大学化学工程研究所,辽宁,大连,116012

5.大连理工大学化学工程研究所,辽宁,大连,116012

6.大连理工大学化学工程研究所,辽宁,大连,116012

基金项目: 辽宁省自然科学基金(20032130) 国家自然科学基金(50476072)

关键词：界面效应 , 波动液膜 , 表面张力 , 表面涂层

EFFECT OF COATING CONFIGURATIONS ON THE HYDRODYNAMIC CHARACTERISTICS OF FALLING LIQUID FILM

利用特种表面涂层材料对实验管壁进行改性,使液膜形成沟流,实现液膜的内外表面溶液重新掺混;管外涂层的不同构型形成表面张力梯度表面,在吸收过程中可引导液滴向液膜方向运动,促进液膜扰动,从而达到强化传质的目的.通过液膜流动的可视化照片和液膜波动特性的实验结果,对不同状况下的流动形态进行初步分析.

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材料期刊网

壁面涂层构型对垂直降膜流动特性的影响

EFFECT OF COATING CONFIGURATIONS ON THE HYDRODYNAMIC CHARACTERISTICS OF FALLING LIQUID FILM

参考文献