• Aiming at the high vaporous pressure and easy cavitation occurrence of water, the cavitation flow in orifices using water as working media is analysed theoretically by applying cavitation model.

    针对汽化压力容易发生特点,应用气穴模型理论阻尼小孔作为工作介质时的流动特性进行理论分析。

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  • By means of depression model test, this paper researches cavitation characteristics of service gate slots for middle outlet works of Jishixia hydropower station.

    本文通过减压模型试验积石水电站孔泄洪洞平面工作闸门化问题进行了研究

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  • Finally the application of the new modeling method to model test of cavitation and noise of propeller working behind is discussed.

    最后讨论了模拟方法船后螺旋桨空泡噪声模型试验中的应用

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  • The present paper deals with theoretical model of random sequence of exponential attenuate acoustic pulses caused by ship propeller cavitation noise.

    探讨舰船螺旋桨噪声指数衰减随机脉冲序列理论模型

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  • On the basis of above theoretical model, the spectrum formula of propeller cavitation noise has been derived.

    据此理论模型导得螺旋桨空泡噪声表达式

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  • Based on the application practice of Komatsu diesel engine model 4d and 6d the cavitation phenomenon in cylinder liner is analyzed systematically.

    本文针对日本小松4d6d等型柴油机使用实践,系统分析了套的穴蚀现象

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  • The effects of cavitation have also been taken into account by using a bubble two phase mixture model.

    采用气泡混合介质模型研究空化现象

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  • It introduces the cavitation phenomenon of hydraulic turbine. The relationship between the cavitation factor and the water temperature is analyzed and it was verified by the model test results.

    分析了水轮机现象,推导空化系数试验水温关系,并对推导结果进行了试验验证

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  • Established a mathematical model to simulate the instantaneous flow fields and cavitation by combining the weakly compressible fluid theory and the Large Eddy Simulation method.

    建立了微可压缩理论模拟方法结合的数学模型四川大学工学博士学位论文孔板泄洪洞空化初生研究开辟了一条新途径。

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  • This paper gives the measurement results of the background noise in SSSRI cavitation Tunnel and the cavitation noise of the ITTC standard propeller model.

    本文给出上海船研所泡水筒背景噪声ITTC标准螺旋桨噪声测量结果

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  • The mathematical model of cavitation cluster in the rotor impulse apparatus is developed.

    建立了描述冲击旋转机械特性数学模型

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  • The boss vortex cavitation of propeller can be avoided by PBCF, and an increase of 2% in propulsion efficiency has been measured in the model tests.

    帽鳍改善毂泡,模型试验状态下可提高推进效率2%左右。

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  • At present, the laboratory comprises two parts: Ship model towing tank and Cavitation tunnel.

    目前实验室主要由部分组成船模试验空泡水筒。

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  • At present, the laboratory comprises two parts: Ship model towing tank and Cavitation tunnel.

    目前实验室主要由部分组成船模试验空泡水筒。

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