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Analysis of Flow Field Characteristics in a Mechanical Defoaming Device. [PDF]
ACS OmegaTo improve the froth breakdown performance of flotation foam, a mechanical defoaming device based on vacuum and rotation was developed. The device is mainly composed of a rotating disk and a baffle and generates negative pressure when rotating at high speed.
Li S, Peng T, Xu S, Qiu Y, Huai Y.
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Numerical Simulation on Flow Field Characteristics of Vehicle Planing
水下无人系统学报, 2022 This study employed the shear stress transport(SST) k-ω turbulence model and used the volume of fluid(VOF) wave and the multiple reference frame(MRF) model motion reference system to construct a numerical simulation model of vehicle planing implemented ...
Fu-qiang LIU +3 more
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Research on hydrodynamic characteristics of cylinder planing
Xibei Gongye Daxue Xuebao, 2021 This paper selects SST k-w turbulence model and VOF wave to construct a numerical calculation model of moving body planning on a flat free surface based on STAR-CCM+ numerical simulation software. The construction model is checked through foreign classic
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Influence of seabed sand wave on hydrodynamic performance of submersible
Zhongguo Jianchuan Yanjiu, 2023 ObjectivesThis paper studies the hydrodynamic characteristics of submersible under the interference of seabed sand wave topography. MethodsBased on the computational fluid dynamics (CFD) method, the process of submersible passing above a seabed sand wave
Peng LI +3 more
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Experimental Investigation on Flow Field Characteristics of Impinging-Film Cooling
International Journal of Aerospace Engineering, 2021 This paper describes an experimental investigation on flow field characteristics of impinging-film cooling. Particle Image Velocimetry (PIV) technology has been applied to observe the effect of blowing ratio (0.04≤M≤0.3), temperature ratio (0.73≤Tu≤0.91),
Jingyu Zhang +3 more
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Numerical Simulation Strategy Optimization Analysis of Submarine Resistance and Flow Field
Shanghai Jiaotong Daxue xuebao, 2022 In order to explore the influence of different turbulence models on the resistance and flow field of an advancing submarine, based on the STAR-CCM+platform, and taking Sub-off as the geometric model, this paper adopts the finite volume method, combing 10
LI Peng, WANG Chao, SUN Huawei, GUO Chunyu
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Numerical Study of Casing Microleakage Flow Field Sensitivity and Acoustic Field Characteristics
Materials, 2022 The casing leakage phenomenon seriously affects the safety and economic problems of oil and gas production and transportation. In this paper, the numerical simulation study of the casing’s micro-leakage flow field and acoustic field is carried out by taking the oil and gas well casing as the research object.
Jingcui Li +6 more
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Polish Maritime Research, 2022 In order to study the flow field characteristics of cushion system of partial air cushion support catamaran (PACSCAT) in waves, an analysis was carried out involving flexible treatment on the bow and stern air seals to simulate air seal shape under test ...
Yang Jinglei +3 more
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SPH Simulation of Interior and Exterior Flow Field Characteristics of Porous Media [PDF]
, 2020 At the present time, one of the most relevant challenges in marine and ocean engineering and practice is the development of a mathematical modeling that can accurately replicate the interaction of water waves with porous coastal structures. Over the last
Gui, Qinqin +2 more
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Investigation on flow field characteristics in an open-pit coal mine [PDF]
Environmental Science and Pollution Research, 2021 Abstract In this paper, the atmospheric flow field characteristics in a deep open-pit mine are investigated numerically and theoretically. A theoretical model on the recirculation length based on the energy equation is used, a total variation diminishing (TVD) difference scheme with second order accuracy is used to solve the NS equations with a
Wanjun, Tang +3 more
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