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Chenhao Li, Xingqi Luo, Jianjun Feng, Guojun Zhu and Yangang Xue
In the petroleum industry, multiphase transport pumps are a crucial technology for petroleum extraction. Therefore, the pressure fluctuation and internal-flow characteristics of multiphase transport pumps with different inlet-gas-volume fractions (IGVFs)...
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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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Camila Braga Vieira, Giuliana Litrico, Ehsan Askari, Gabriel Lemieux and Pierre Proulx
This paper presents an in-depth numerical analysis on the hydrodynamics of a bubble column. As in previous works on the subject, the focus here is on three important parameters characterizing the flow: interfacial forces, turbulence and inlet superficial...
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Yexiang Xiao, Zhonghua Gui, Xuesong Li, Zekui Shu, Guangtai Shi and Chunwei Gu
In this paper, the gas-liquid flow is comprehensively analyzed under different inlet gas void fractions, and the effect of tip leakage vortex (TLV) on the gas flow pattern in multiphase pumps is revealed. The results show that the gas flow pattern in an ...
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Sijia Tao, Guangtai Shi, Yexiang Xiao, Zongliu Huang and Haigang Wen
When the multiphase pump is running, the internal medium often exists as bubble flow. In order to investigate the bubble occurrence characteristics in the pressurization unit of the multiphase pump more accurately, this paper couples computational fluid ...
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