IMECH-IR  > 流固耦合系统力学重点实验室
轴对称航行体通气云状空化非定常特征研究
Alternative TitleUnsteady characteristics of ventilated cloud cavity around symmetrical bodies
于娴娴; 王一伟; 黄晨光; 杜特专
Source Publication船舶力学
2014
Volume18Issue:5Pages:499-506
ISSN1007-7294
Abstract物体在水下高速运动时会在局部区域产生低压而引起空化流动。在预期的空化区域通入气体是调节和控制空化流动的重要手段。文章基于水下水平发射装置观察了轴对称航行体通气空化的非定常演化现象并进行了相应的数值模拟,分析了演化过程和机制,探讨了通气量等主要参数的影响规律。研究表明,从边界层衍生的二次涡切断主涡涡面使尾部主涡脱离是空泡脱落的主要原因;此外,随着通气量的增加,空泡长度和厚度有所增加,脱落位置逐步后移。
Keyword通气空化 空泡脱落 二次涡 通气量影响
Indexed ByEI ; CSCD
Language中文
Funding Organization国家自然科学基金重点基金(11332011);国家自然科学基金青年基金(11202215)
CSCD IDCSCD:5137511
DepartmentLMFS冲击与耦合效应(LHO)
Citation statistics
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/49166
Collection流固耦合系统力学重点实验室
Recommended Citation
GB/T 7714
于娴娴,王一伟,黄晨光,等. 轴对称航行体通气云状空化非定常特征研究[J]. 船舶力学,2014,18(5):499-506.
APA 于娴娴,王一伟,黄晨光,&杜特专.(2014).轴对称航行体通气云状空化非定常特征研究.船舶力学,18(5),499-506.
MLA 于娴娴,et al."轴对称航行体通气云状空化非定常特征研究".船舶力学 18.5(2014):499-506.
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