水平微圆管内环状流气液界面不稳定性分析

来源 :工程热物理学报 | 被引量 : 0次 | 上传用户：ghz2000

【摘要】

：

本文以水平微圆管内气液两相环状流气液界面为研究对象,通过分析重力、表面张力和界面剪切力对环状流液膜厚度的影响,重点考虑Rayleigh不稳定性对气液界面的依存关系,得到了

【作者】

：

王跃社秦真鹏 WANG Guo-Xiang

【机构】

：

西安交通大学动力工程多相流国家重点实验室,美国阿克朗大学机械工程系

【出处】

：

工程热物理学报

【发表日期】

：

2004年期

【关键词】

：

微圆管环状流气液界面不稳定性

【基金项目】

：

国家自然科学基金

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论文部分内容阅读

本文以水平微圆管内气液两相环状流气液界面为研究对象,通过分析重力、表面张力和界面剪切力对环状流液膜厚度的影响,重点考虑Rayleigh不稳定性对气液界面的依存关系,得到了不同管径和气核直径变化时不稳定性的变化规律,并分析拟合了最危险波长和气核直径的关联式,为后续建立高热流密度条件下微通道内强化传热理论模型奠定基础.

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水平微圆管内环状流气液界面不稳定性分析

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