桨叶导边粗糙度对空泡和脉动压力影响 (陆芳; 董郑庆; 黄红波; G.Kuiper )

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桨叶导边粗糙度对空泡和脉动压力影响

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E-N'}JW c c8A'@3C0【作者】陆芳; 董郑庆; 黄红波; G.Kuiper 【作者单位】中船重工集团第七0二研究所; MARIN; Wageningen; The Nether lands

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【论文摘要】 本研究通过在螺旋桨桨叶导边加粗糙粒子后,在大型循环水槽中进行了空泡和脉动压力的测量研究.研究结果表明:桨叶导边的粗糙度对得到桨叶稳定的片空泡有所帮助; 对于由螺旋桨桨叶不稳定片空泡引起的脉动压力高阶量有所抑制.对于在进行螺旋桨空泡和脉动压力时是否需要考虑使用导边加粗糙度的方法则需要根据不同的情况而确定,同时需要有更多的实船螺旋桨空泡和脉动压力测量数据进行比较和研究.

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【英文论文摘要】 The effect of leading edge roughness on cavitation and pressure fluctuation was studied based on the experimental observation and measurement.In this paper,the results are showed and discussed.For the more information and analysis,the full scale cavitation observation and pressure fluctuation measurement are needed.

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【论文关键词】 螺旋桨; 空泡; 脉动压力水利论文z*rP b\-bp\%j#|
【英文论文关键词】 propeller; cavitation; pressure fluctuation水利论文RO(b`Zf@"v t1a

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TAG: 董郑庆 黄红波 陆芳 Kuiper 粗糙度
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