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滴状冷凝传热过程具有典型的多尺度特征,一方面体现于壁面上液滴尺寸分布的空间多尺度特征以及液滴生长过程的时间多尺度分布,另一方面体现于冷凝壁面物理化学特性以及液固相互作用特性的描述和量度上的多尺度特征.本文基于包含界面效应影响的滴状冷凝传热模型,分析了液滴尺寸分布的多尺度特征及其对滴状冷凝传热性能的影响,并通过分析液滴尺寸、接触角等因素与平均冷凝传热性能的关系,进行多尺度分析规划,得到冷凝壁面传热性能最佳时的接触角.

参考文献

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