Effect of Microstructure Surfaces on the Wetting State and Impact Spreading Behavior of Molten Aluminum Droplets

IF 1 4区 工程技术 Q4 MECHANICS
X. Lyu, Z. Y. Rui, H. M. Sun, H. B. Sun, D. Y. He, J. T. Zhuo, Y. Dong
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引用次数: 0

Abstract

The background of this study is the problem of adhesion of aluminum liquid on equipment walls during the production of electrolytic aluminum. The effect of surface microstructure on wettability conversion and spreading behavior is studied using the-volume-of-fluid method. The spreading process of aluminum molten droplets impacting microstructure and smooth surfaces with various surface wettability is compared. The curves of the spreading factor, the height factor, and the penetration depth of the microstructure as functions of time are obtained for various initial velocities of molten droplets. In addition, the maximum spreading factor and the initial velocity are proposed in the mathematical models of the time necessary for the molten drop to reach the maximum spreading factor and with the initial velocity.

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来源期刊
Fluid Dynamics
Fluid Dynamics MECHANICS-PHYSICS, FLUIDS & PLASMAS
CiteScore
1.30
自引率
22.20%
发文量
61
审稿时长
6-12 weeks
期刊介绍: Fluid Dynamics is an international peer reviewed journal that publishes theoretical, computational, and experimental research on aeromechanics, hydrodynamics, plasma dynamics, underground hydrodynamics, and biomechanics of continuous media. Special attention is given to new trends developing at the leading edge of science, such as theory and application of multi-phase flows, chemically reactive flows, liquid and gas flows in electromagnetic fields, new hydrodynamical methods of increasing oil output, new approaches to the description of turbulent flows, etc.
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