Viscous Liquid Film Flow Down an Inclined Corrugated Surface. Calculation of the Flow Stability to Arbitrary Perturbations using an Integral Method

Icarus ◽  
2010 ◽  
Vol 207 (2) ◽  
pp. 654-658 ◽  
Author(s):  
Diedrich Möhlmann ◽  
Akos Kereszturi

2015 ◽  
Vol 10 (1) ◽  
pp. 33-41
Author(s):  
Aleksandr Pavlenko ◽  
Oleg Volodin ◽  
Vladimir Serdyukov

Experimental results on hydrodynamics of cryogenic liquid film flow over the surface of the single elements of the structured packing are presented. Based on the comparison of experimental data, the effect of microtexture and perforation on the zones of liquid film spreading over a corrugated surface is shown for different values of the film Reynolds number. The results of experiments on dependence of a relative portion of liquid held in a single irrigated channel of the corrugated plates with different thicknesses on irrigation degree are presented. It is shown that microtexture, its direction relative to the gravity has a significant effect on redistribution of the local flow rate of liquid flowing over the surface with complex geometry


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