出水空泡流动的一些研究进展 (颜开; 王宝寿)

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出水空泡流动的一些研究进展

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【作者】颜开; 王宝寿 【作者单位】中国船舶科学研究中心水利论文~ A| b-F%c@

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?m%}|E2Q;O0【论文摘要】 本研究重点讨论物体出水过程所涉及的力学问题的研究进展.从各种水下发射方式入手,将物体出水过程分解成出筒过程、水下自由航行过程、穿越水面过程等三个阶段, 简述各阶段所涉及的主要力学问题。然后,分别对出筒过程流场研究、水下航行体带空泡流体动力研究、穿越水面过程空泡溃灭激励与结构动响应研究、水下喷气射流相关问题研究、出水问题数值模拟方法研究等几方面阐述国内外的进展情况,尤其是中国船舶科学研究中心近年来取得的研究进展,提出了今后拟应解决的重要基础力学问题,供对此问题有兴趣的同志参考。

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【英文论文摘要】 The present paper deals with the problem of water-exit cavity.The research progress on cavitating flow field around launch tube,hydrodynamic forces on slender body with attached cavity and with propulsion gas jet,the cavity collapse phenomena and the stimulated structural response when the body passes through the free surface,the problem of underwater gas jet,and the numerical method for the water-exit cavity problem.The future research focus is tentatively outlined.

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【论文关键词】 水动力学; 空泡流; 水弹性力学; 数值流体动力学水利论文-v"B'?"F8Q

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TAG: 王宝寿 颜开 空泡流 进展 出水
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