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Baoling Cui and Mingyu Shi
Centrifugal pumps are essential fluid transfer devices in marine engineering. As the two most critical components of a centrifugal pump, the dynamic?static interference between the volute and the impeller makes the flow near the cutwater highly unstable,...
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Shaojie Tong, Baoling Cui, Xuechan Zhang, Jianjiao Wei, Shenggang Pan, Zhaowen Mo, Hua Tian, Meiyang Duan and Xiangru Tang
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Baoling Cui, Xiaotian Han and Yinchu An
Cavitation is an undesirable phenomenon in the pumps. In this paper, unsteady cavitation flow in a low-specific-speed centrifugal pump with an inducer is investigated based on the full cavitation model and standard k-e turbulence model using the commerci...
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Lulu Zhai, Chao Lu, Jia Guo, Zuchao Zhu and Baoling Cui
Multistage pumps with blade-type guide vanes are widely used in offshore oil production, the petrochemical and coal-chemical industries, and nuclear power fields for its advantages of large flow rate, high pressure, and excellent operation stability. How...
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Chao Zhong, Lulu Zhai, Jia Guo, Baoling Cui and Guoyou Chen
This paper proposes a new solution method for the leakage and static characteristics of smooth annular seal under a homogeneous gas-liquid two-phase flow based on a bulk-flow model. In this solution method, the Rayleigh?Plesset equation is introduced int...
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Fengqin Li, Lulu Zhai, Baoling Cui, Jia Guo and Guoyou Chen
Many annular seals suffer eccentricity because of rotor?stator misalignment or the deflection of a flexible rotor, which has a strong influence on the vibration characteristics and stability of rotating machines. In this article, a transient CFD method b...
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Baoling Cui, Chenliang Zhang, Yuliang Zhang and Zuchao Zhu
The parameters of blade trailing edge have an important influence on the performance of centrifugal pump and internal unstable flow. In this study, the influences of cutting angles of blade trailing edge on unstable pressure pulsation and unstable flow s...
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