FREE-SURFACE

作品数：50被引量：91H指数：6
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相关机构：清华大学更多>>
相关期刊：《Advances in Applied Mathematics and Mechanics》《Journal of Thermal Science》《Applied Mathematics and Mechanics(English Edition)》《Journal of Hydrodynamics》更多>>
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A Semi-implicit Finite Volume Scheme for Incompressible Two-Phase Flows
《Communications on Applied Mathematics and Computation》2024年第4期2295-2330,共36页Davide Ferrari Michael Dumbser 
funded by the Italian Ministry of Education,University and Research(MIUR)in the frame of the Departments of Excellence Initiative 2018-2027 attributed to DICAM of the University of Trento(grant L.232/2016);in the frame of the PRIN 2017 project Innovative numerical methods for evolutionary partial differential equations and applications,the PRIN 2022 project High order structure-preserving semi-implicit schemes for hyperbolic equations.D.is member of INdAM GNCS and was also co-funded by the European Union NextGenerationEU(PNRR,Spoke 7 CN HPC).Views and opinions expressed are however those of the author(s)only and do not necessarily reflect those of the European Union or the European Research Council.Neither the European Union nor the granting authority can be held responsible for them.
This paper presents a mass and momentum conservative semi-implicit finite volume(FV)scheme for complex non-hydrostatic free surface flows,interacting with moving solid obstacles.A simplified incompressible Baer-Nunzia...
关键词：Staggered semi-implicit finite volume(FV)method Incompressible two-phase flows Diffuse interface approach Incompressible free-surface Navier-Stokes equations Violent non-hydrostatic flows Fixed and moving solid obstacles 
Analysis of particle dispersion and cavity formation during bulk particle water entry using fully coupled CFD-DEM-VOF approach被引量：1
《Particuology》2024年第7期558-580,共23页Utkan Çalışkan Sanja Mišković 
Sepro Mineral Systems through the Mitacs Accelerate project No:IT12396.We would also like to express our appreciation to Compute Canada and UBC ARC for supporting PIME Lab by granting us access to their high-performance computing platforms.The simulations presented in this work were conducted using the Compute Canada Beluga and UBC ARC Sockeye clusters,both of which contributed equally to the computational resources utilized.
This paper presents the development and validation of a fully coupled computational fluid dynamics—discrete element method—volume of fluid(CFD-DEM-VOF)model to simulate the complex behavior of particle-laden flows w...
关键词：CFD-DEM-VOF Trilinear interpolation Particle-laden flow FREE-SURFACE Particle water entry Volume conservation 
Formation of free-surface vortex and vortex suppression by rotating stopper-rod at end of tundish casting
《Journal of Iron and Steel Research International》2024年第5期1104-1116,共13页Qing Fang Peng Zhao Hua Zhang Wen-hao Zhou Gang Yu Jia-hui Wang Hong-wei Ni 
the National Natural Science Foundation of China(52004191);the China Postdoctoral Science Foundation(2022M711120);the Science and Technology Research Project of Education Department of Hubei Province(B2022020);Besides,the numerical calculation is supported by High-Performance Computing Center of Wuhan University of Science and Technology.
A rotating stopper-rod technique was proposed to suppress the formation of free-surface vortex in the tundish.The large eddy simulation model coupled with volume of fluid model was developed to study the steel–slag–...
关键词：TUNDISH Free-surface vortex Stopper-rod Numerical simulation Multiphase flow 
Forces of fully nonlinear interfacial periodic waves on a cylindrical pile in a two-layer fluid with free-surface boundary conditions
《Journal of Ocean Engineering and Science》2023年第6期662-674,共13页Jiyang Li Zeng Liu Jie Cui 
the National Natural Science Foundation of China(Approval nos.12202166,12072126);State Key Laboratory of Ocean Engineering(Shanghai Jiao Tong Univer-sity)(Grant no.GKZD010087)in the study design,analysis and interpretation of data,writing of the report,and decision to sub-mit the article for publication;the Natural Science Foundation of Jiangsu Province,China(ap-proval nos.BK20201006,BK20220652)in the collection of data.
In the frame of fully nonlinear potential flow theory,series solutions of interfacial periodic gravity waves in a two-layer fluid with free surface are obtained by the homotopy analysis method(HAM),and the related wav...
关键词：Interfacial periodic waves Wave force Cylindrical pile Homotopy analysis method Morison equation 
Study on Transient Gap Resonance with Consideration of the Motion of Floating Body被引量：2
《China Ocean Engineering》2022年第6期994-1006,共13页GAO Jun-liang LYU Jing WANG Jing-hua ZHANG Jian LIU Qian ZANG Jun ZOU Tao 
supported by the National Natural Science Foundation of China (Grant No. 51911530205);the Natural Science Foundation of Jiangsu Province (Grant Nos. BK20201455 and BK20210885);the Key Laboratory of Port;Waterway and Sedimentation Engineering of MOT (Grant No. YK222001-2);the Shandong Provincial Key Laboratory of Ocean Engineering (Grant No. kloe202010);the Key R&D Projects in Guangdong Province (Grant No. 2020B1111500001);the Qing Lan Project of Jiangsu Universities;the Royal Society (Grant No. IECNSFC181321) for providing partial support for this work
In this paper, the transient fluid resonance phenomenon inside a narrow gap between two adjacent boxes excited by the incident focused waves with various spectral peak periods and focused wave amplitudes is simulated ...
关键词：transient gap resonance focused waves free-surface amplification wave loads heave motion OpenFOAM 
Linear inversion-imaging method based on joint primary refl ected waves and surface-related multiples
《Applied Geophysics》2022年第3期366-377,471,共13页Ouyang Min Sheng Shen Liu Shou-Wei Feng Bo 
the sponsors of the WPI group for their financial support;financially supported by the National Key R&D Program of China (Grant Number: 2018YFA0702503, 2019YFC0312004);National Natural Science Foundation of China (Grant Number: 41774126);Southern Marine Science and Engineering Guangdong Laboratory (Zhanjiang) (ZJW-2019-04);National Science and Technology Major Project of China (Grant Number: 2016ZX05024-001, 2016ZX05006-002)。
In marine seismic exploration,especially in deep-water and hard ocean-bottom cases,free-surface multiples are strongly developed.Compared with primary waves,the wider illumination aperture of the multiples is benefici...
关键词：Free-surface multiple joint linearized imaging crosstalk artifact iterative convergence 
A Well-Balanced Runge-Kutta Discontinuous Galerkin Method for Multilayer ShallowWater Equations with Non-Flat Bottom Topography
《Advances in Applied Mathematics and Mechanics》2022年第3期725-758,共34页Nouh Izem Mohammed Seaid 
A well-balanced Runge-Kutta discontinuous Galerkin method is presented for the numerical solution of multilayer shallow water equations with mass exchange and non-flat bottom topography.The governing equations are refo...
关键词：Discontinuous Galerkin method well-balanced discretization Runge-Kutta scheme multilayer shallow water equations free-surfaceflows mass exchange wind-drivenflows strait of Gibraltar 
Free-surface velocity measurements of opaque materials in laser-driven shock-wave experiments using photonic Doppler velocimetry被引量：2
《Matter and Radiation at Extremes》2021年第4期43-50,共8页N.Nissim E.Greenberg M.Werdiger Y.Horowitz L.Bakshi Y.Ferber B.Glam A.Fedotov-Gefen L.Perelmutter S.Eliezer 
We present a novel photonic Doppler velocimetry(PDV)design for laser-driven shock-wave experiments.This PDV design is intended to provide the capability of measuring the free-surface velocity of shocked opaque materia...
关键词：shock wave INTERFEROMETRY 
Analytical solution for a strong free-surface water vortex describing flow in a full-scale gravitational vortex hydropower system
《Water Science and Engineering》2021年第1期72-79,共8页Vladimir Joel Alzamora Guzman Julie Anne Glasscock 
Strong free-surface water vortices are found throughout industrial hydraulic systems used for water treatment,flow regulation,and energy generation.Previous models using the volumetric flow rate as a model input have ...
关键词：Gravitational vortex Velocity measurements SCALABILITY Analytical model Microhydropower 
Numerical analysis of fluid flow dynamics around a yawed half-submerged cylinder inside an open channel
《Journal of Hydrodynamics》2021年第1期111-119,共9页M.I.Alamayreh A.Fenocchi G.Petaccia S.Sibilla E.Persi 
The authors greatly appreciate the financial support received by Dr.M.I.
The drag and side force coefficients of a half-submerged cylinder in a free-surface flow were calculated through numerical simulations,with the aim of supporting the numerical modelling of log transport in rivers.The ...
关键词：Large woody debris(LWD)transport floating objects drag and side force coefficients vertical blockage free-surface interaction 
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