圆形液体浸没射流冲击沸腾起始点的实验研究

工程热物理学报 , 2001, 22(3): 328-331.

1.北京工业大学环能学院,

2.北京工业大学环能学院,

基金项目: 国家自然科学基金(59976002) 国家重点基础研究发展计划(973计划)(G2000026300)

EXPERIMENTAL STUDY OF INCIPIENT BOILING POINT WITH IMPINGEMENT CIRCULAR SUBMERGED JETS

本文严格按照实验程序,首次系统地研究了沸腾起始点受圆形浸没射流冲击速度大小、液体流动方向、液体过冷度和喷嘴直径等因素的影响,将沸腾终止点与理论值进行了比较.结果表明:起沸点随液体过冷度增加而降低,与其它因素无关.并从强润湿性液体沸腾机理的角度对起沸点的影响因素给出了相应的解释.

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