相关实验视频
Updated: Mar 9, 2026
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High Throughput Analysis of Liquid Droplet Impacts
Published on: March 6, 2020
7.1K
在水平圆柱形表面上的最大滴滴体积.
Yi Zhang1, Apurav Tambe1, Zhao Pan1
1Department of Mechanical and Mechatronics Engineering, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada.
Langmuir : the ACS journal of surfaces and colloids
|March 7, 2026
概括
研究人员开发了一种新模型来预测纤维上的最大滴滴体积 (Ω). 这个模型准确地捕捉了纤维大小和可湿性效应,改善了滴滴-纤维相互作用预测.
科学领域:
- 流体动力学 流体动力学
- 表面科学是一门科学.
- 材料科学是一种材料科学.
背景情况:
- 滴滴-纤维相互作用在自然现象和工程应用中至关重要.
- 对于最大滴量 (Ω) 的现有模型在纤维大小和可湿性方面缺乏准确性.
- 预测纤维上的滴滴稳定性对于涂层和微流体等应用至关重要.
研究的目的:
- 开发一个准确和全面的模型,用于水平纤维的最大滴滴体积 (Ω).
- 为了解决现有模型在预测 Ω 对纤维大小和湿度的依赖性方面的局限性.
- 建立一个新的缩放规律,以确定纤维上的滴滴稳定性.
主要方法:
- 使用数值模拟进行系统调查.
- 模拟结果的实验验证.
- 为 Ω 开发和验证一个半经验模型.
主要成果:
- 为 Ω 开发并验证了一种新的半实证模型.
- 该模型准确地预测Ω在广泛的纤维大小和湿度.
- 建立了一个新的缩放规则,其中规范的最大滴水体积仅取决于接触角度.
结论:
- 开发的模型在预测纤维上的滴滴稳定性方面取得了重大改进.
- 新的缩放定律简化了 Ω 的预测,使其适用于各种场景.
- 这项研究提高了在各种科学和工程领域的滴滴纤维相互作用的理解和预测.
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