... ABSTRACT In this study, OpenFOAM is utilized to model the flow around a propeller operating in water-air-bubble mixed conditions. Such complex multiphase flow can be encountered in sailing ships. The accumulation of a substantial quantity of bubbles around the propulsion system diminishes...

... reservoir simulation production monitoring fraction geologist reservoir surveillance pipe geology particle dissipation cfd-dem equation diameter interaction zhang powder technol fluid dynamics multiphase flow production control coarse particle regime concentration particle...

... Engineering Research and Design, 196, 71 88. Bhagwat, SM, and Ghajar, AJ (2014). A flow pattern independent drift flux model based void fraction correlation for a wide range of gas liquid two phase flow . International Journal of Multiphase Flow, 59, 186 205. Charreton, C, Béguin, C, Ross, A, Étienne, S...

... ABSTRACT Water-air-bubble mixed flow is a complex multiphase flow generated by the intense interaction between marine structures and surrounding fluids. It involves remarkable and complicated influence on the hydrodynamic performance of marine structures. This paper studied the influence...

... equations, which belongs to the study of pipe stability in frequency domain, while the vibration characteristics of pipeline in time domain are lacking in analysis and research in this way. upstream oil & gas pipe production control multiphase flow reservoir surveillance critical velocity...

... & gas recurved parapet probe two-phase cfd simulation multiphase flow fraction parapet free surface experiment time sery interface coastal vertical wall mesh Proceedings of the Thirty-second (2022) International Ocean and Polar Engineering Conference Shanghai, China, June 5 10, 2022...

... ABSTRACT Blind-tee is an important component in offshore piping systems for the multiphase flow mixing and measurements of oil and gas products. In this paper, a three-dimensional numerical study has been performed on the single and two-phase flows in the pipelines with blind tees in order...

... and multiphase flow. Water entry by a projectile involving cavity formation and collapse has been investigated theoretically. For example, Lee et al. (1997) developed an analytical model for the cavity dynamics to study the high-speed water entry of a sphere. It was indicated that a cavity can be characterized...

... upstream oil & gas particle size blade pressure surface fluid dynamics particle suction surface different particle size particle concentration multiphase flow centrifugal pump pressure surface trajectory numerical simulation solid-liquid two-phase flow particle trajectory...

... fluid dynamics vehicle collapse load multiphase flow cavity collapse upstream oil & gas initial internal pressure equation axisymmetric vehicle international ocean galerkin method water exit process discretization cavity interface node university boundary node simulation...

... outburst which the high-pressure gas drives the overlying soil to form multiphase flow could occur. The hydrate dissociation process is not considered because of the complexity of hydrate sediments. The paper focuses on the multiphase flow after the plastic failure of the overlying layer. reservoir...

... is complex, and hydrate inhibitors cannot be directionally injected into hydrate risk region. As shown in Fig. 1, hydrate inhibitors can only be injected into a pipeline by the umbilical, and then transported to the hydrate risk region completely depending on the multiphase flow system in the pipeline (Sloan...

... an advanced synthetic aperture imaging technology to make a detailed measurements of the bubble Although computational fluid dynamics (CFD) algorithms have made distribution. For the flow field, Particle Image Velocimetry (PIV) was great progress in recent years, the prediction of multiphase flow utilized...

... of this multiphase FSI framework in simulating complex and challenging cases involving a free liquid surface. INTRODUCTION The interaction between multiphase flow and elastic structures is an important phenomenon in a wide range of scientific and engineering disciplines, such as an aircraft wing with sloshing...

... upstream oil & gas simulation computational physics curvilinear grid fluid dynamics geometric conservation law weno scheme interface multiphase flow nonomura equilibrium conservation law numerical method numerical strategy compressible two-phase flow equation quasi...

... of cavitation evolution and excited refinement can better capture the tip vortex cavitation and the vorticity pressure fluctuation in a convergent-divergent channel, International field of propeller. Journal of Multiphase Flow, 72, 133-140. (b) Using the function input method to simulate the non-uniform...

... Abstract Cylindrical air bubble collapse near free surface are investigated based on compressible multiphase flow method. The reduced five-equation model with stiff-gas equation of state (SG EOS) are adopted to capture the phase interface. The high-order wave propagation algorithms are used...

..., on its own, suffers from one major drawback. That is, the smearing of the liquid–gas interface. This has a significant impact on the ability to compute interface curvature accurately and hence surface tension effects were often neglected. multiphase flow fluid dynamics upstream oil & gas...

... research on the multiphase flow characteristics of oil, water, oil, gas and water in the wellbore is of great significance for improving the production logging technology of horizontal wells. Since the actual horizontal wellbore is fluctuating, the flow process of multiphase fluid in the wellbore is very...

... that are important to the scour process. Sediment transport and flow-induced scour are three-phase (air-water-sediment) flow problems in nature and multiphase flow simulation is a useful tools that can provide information diffcult to obtain from physical tests. Most existing numerical models developed for simulating...