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Droplet collision studies

带有自由界面大变形过程的流体动力学研究广泛应用于我们日常生活和工农业生产安全、现代高精制造技术中。但自由界面在极短时间内剧烈变形对观测手段的时空分辨率提出了苛刻要求，常规流体力学实验方法难以有效的观测记录。

液滴碰撞1.png

华中科技大学科研人员在自由界面大变形演化的动力学机理及应用研究中，采用千眼狼高速摄像机搭建高速观测平台来验证实验数值模型准确性。通过理论分析、数值预测和实验验证相结合的研究体系，探究了自由界面大变形的特征及其动力学机理。

液滴碰撞2.png

本次实验搭建液滴碰撞过程自由界面大变形实验观测系统，对自由界面大变形过程的特征分析全部基于高速摄像机获得的液滴形貌进行图像处理获得。系统采用千眼狼超高速摄像机，以5000fps的速度采集液滴与界面撞击瞬间。

液滴碰撞3.png


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