Abstract
摘要: 对利用中国返回式卫星搭载开展的两次微重力池沸腾空间实验及地基常重力和落塔短时微重力实验的结果进行了评述. 研究发现微重力时丝状加热器沸腾传热会略有强化, 而平板加热器则在高热流条件下明显恶化. 微重力时, 气泡脱落前存在沿加热面的横向运动, 加剧了相邻气泡间的合并, 合并气泡会在其表面振荡作用下从加热面脱落. Marangoni 效应对于微重力气泡行为有重要影响. 关键词: 微重力 / 池沸腾 / 传热 / 气泡行为 / 空间实验
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