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孤立气泡生长过程的短时微重力落塔实验研究
Alternative TitleExperimental Study on Growth of an Isolated Bubble Utilizing Short-term Microgravity Drop Tower
李晶; 赵建福; 薛艳芳; 魏进家; 杜王芳; 郭栋
Source Publication空间科学学报
2012-07-15
Volume32Issue:4Pages:544-549
ISSN0254-6124
Abstract利用中国科学院国家微重力实验室北京落塔提供的3.6s微重力时间开展了短时微重力条件下的池沸腾实验研究,分析了微重力条件下孤立的单个气泡生长过程特征.实验中采用掺杂磷的N型光滑硅片作为加热面(加热片尺寸10 mm×10 mm×0.5 mm),以含气率0.0046(气液摩尔分数比)的FC-72作为工质,利用恒流源对加热片通电加热.通过对实验观测到的单个气泡生长图像及相应传热数据分析可知,经典传热机制控制的气泡生长模型可以描述其早期特征.相关模型中经验参数的拟合结果在文献报道的数值范围内,表明重力对气泡生长早期影响较小,但较大的气泡尺寸可以提供更准确的数值结果.
Keyword微重力 核态池沸腾 气泡动力学
Subject Area微重力流体力学
URL查看原文
Indexed ByCSCD
Language中文
Funding Organization国家自然科学基金项目资助(10972225,11102213,50806057)
CSCD IDCSCD:4640508
DepartmentNML微重力两相流与燃烧
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Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/46435
Collection国家微重力实验室
Corresponding Author赵建福
Recommended Citation
GB/T 7714
李晶,赵建福,薛艳芳,等. 孤立气泡生长过程的短时微重力落塔实验研究[J]. 空间科学学报,2012,32(4):544-549.
APA 李晶,赵建福,薛艳芳,魏进家,杜王芳,&郭栋.(2012).孤立气泡生长过程的短时微重力落塔实验研究.空间科学学报,32(4),544-549.
MLA 李晶,et al."孤立气泡生长过程的短时微重力落塔实验研究".空间科学学报 32.4(2012):544-549.
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