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Extended two-fluid model applied to analysis of bubbly flow in multiphase rotodynamic pump impeller

Zhiyi YU, Guoyu WANG, Shuliang CAO

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 1,   Pages 53-59 doi: 10.1007/s11465-009-0006-0

Abstract: This paper presents an extended two-fluid model based on the Navier-Stokes equations and the standardturbulence model, to simulate the three-dimensional air-water bubbly flow in turbo machinery.Comparison with experimental results shows the reliability and commonality of the numerical model.

Keywords： two-fluid model     multiphase rotodynamic pump     SIMPLEC algorithm     numerical simulation    

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Review of fluid and control technology of hydraulic wind turbines

Maolin CAI, Yixuan WANG, Zongxia JIAO, Yan SHI

Frontiers of Mechanical Engineering 2017, Volume 12, Issue 3,   Pages 312-320 doi: 10.1007/s11465-017-0433-2

Abstract:

This study examines the development of the fluid and control technology of hydraulic wind turbinesThe current state of hydraulic wind turbines as a new technology is described, and its basic fluid model

Keywords： wind turbine     hydraulic system     fluid model     control technology    

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Investigation of carbon dioxide photoreduction process in a laboratory-scale photoreactor by computational fluid

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 7,   Pages 1149-1163 doi: 10.1007/s11705-021-2096-0

Abstract: To improve our understanding of the mechanisms of carbon dioxide photoreduction, a multiphysics modelThe novelty of this work is the computational fluid dynamic model combined with the novel carbon dioxidephotoreduction intrinsic reaction kinetic model, which was built based on three-steps, namely gas adsorptionand Beer-Lambert model.carbon dioxide and water moisture partial pressures was then modeled based on the intrinsic kinetic model

Keywords： carbon dioxide photoreduction     computational fluid dynamic simulation     kinetic model     Langmuir adsorption    

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Coupled solid-fluid FE-analysis of an embankment dam

Michael PERTL, Matthias HOFMANN, Guenter HOFSTETTER

Frontiers of Structural and Civil Engineering 2011, Volume 5, Issue 1,   Pages 53-62 doi: 10.1007/s11709-010-0084-4

Abstract: A coupled solid-fluid FE-model for partially saturated soils, characterized by modeling the soil as athree-phase material consisting of a deformable soil skeleton and the fluid phases water and air, isAs a constitutive model for the soil skeleton, the well-known Barcelona Basic model (BBM) is employedThe coupled FE-model is applied to the coupled transient numerical simulation of the water flow and the

Keywords： multi-phase model     unsaturated soil model     Barcelona Basic model (BBM)     return mapping algorithm     embankment    

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Numerical simulation of fluid dynamics in the stirred tank by the SSG Reynolds Stress Model

Nana QI, Hui WANG, Kai ZHANG, Hu ZHANG

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 4,   Pages 506-514 doi: 10.1007/s11705-010-0508-7

Abstract: The Speziale, Sarkar and Gatski Reynolds Stress Model (SSG RSM) is utilized to simulate the fluid dynamicsCFD model data in terms of the flow field, trailing vortex, and the power number are compared with publishedThe comparison shows that the global fluid dynamics throughout the stirred tank and the local characteristicsThe power number predicted is quite close to the designed value, which demonstrates that this model canmodel turbulent fluid flow in the stirred tank, and it offers an alternative method for design and optimisation

Keywords： stirred tank     fluid dynamics     numerical simulation     SSG Reynolds Stress Model     MRF    

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Thermal fluid-structure interaction and coupled thermal-stress analysis in a cable stayed bridge exposed

Nazim Abdul NARIMAN

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 4,   Pages 609-628 doi: 10.1007/s11709-018-0452-z

Abstract: In this paper, thermal fluid structure-interaction (TFSI) and coupled thermal-stress analysis are utilizeddedicated to calculate the lift and drag forces in addition to determining the lock-in regions once using fluid-structure

Keywords： fire scenario     transient heat transfer     TFSI model     coupled thermal-stress     XFEM    

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Stormwater treatment: examples of computational fluid dynamics modeling

Gaoxiang YING, John SANSALONE, Srikanth PATHAPATI, Giuseppina GAROFALO, Marco MAGLIONICO, Andrea BOLOGNESI, Alessandro ARTINA

Frontiers of Environmental Science & Engineering 2012, Volume 6, Issue 5,   Pages 638-648 doi: 10.1007/s11783-012-0442-7

Abstract: This study applies the principles of computational fluid dynamics (CFD) to predict the particle and pollutantA standard turbulence model is used to resolve flow, and a discrete phase model (DPM) is utilized toCFD results closely follow physical model results across the entire range of flow rates.

Keywords： stormwater     unit operations and processes (UOPs)     hydrodynamic separation     filtration     adsorption     computational fluiddynamics (CFD)     turbulence modeling     discrete phase model     particle separation     detention/retention basins    

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Review of the LNG intermediate fluid vaporizer and its heat transfer characteristics

Frontiers in Energy 2022, Volume 16, Issue 3,   Pages 429-444 doi: 10.1007/s11708-021-0747-y

Abstract: The intermediate fluid vaporizer (IFV), different from other liquefied natural gas (LNG) vaporizers,system design of IFV are summarized, including the structural innovation design, the thermal calculation modelMoreover, studies on the fluid flow and heat transfer behaviors of the supercritical LNG inside the tubesand the condensation heat transfer of the intermediate fluid outside the tubes are summarized.

Keywords： intermediate fluid vaporizer     design of structure and intermediate fluid     condensation heat transfer    

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Reduced-order modeling and vibration transfer analysis of a fluid-delivering branch pipeline that considerfluid–solid interactions

Frontiers of Mechanical Engineering 2024, Volume 19, Issue 2, doi: 10.1007/s11465-024-0781-7

Abstract: The efficient dynamic modeling and vibration transfer analysis of a fluid-delivering branch pipelinethe finite element method and absorbing transfer matrix method (ATMM) are integrated, considering the fluid–structurecoupling effect and fluid disturbances.perform the reduced-order modeling of FDBP, and ATMM is adopted to reduce the matrix order when solving fluid

Keywords： fluid-delivering branch pipeline     vibration transfer analysis     reduced-order modeling     fluid–solid interactions    

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Variable stiffness and damping magnetorheological isolator

Yang ZHOU, Xingyu WANG, Xianzhou ZHANG, Weihua LI

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 3,   Pages 310-315 doi: 10.1007/s11465-009-0039-4

Abstract: This paper presents the development and characterization of a magnetorheological (MR) fluid-based variableThe prototype of the MR fluid isolator is fabricated, and its dynamic behavior is measured under variousThe parameters of the model under various magnetic fields are identified, and the dynamic performance

Keywords： magnetorheological (MR) fluid     stiffness     damping     mathematical model     dynamic performance     parameter identification    

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Computational fluid dynamics simulation of aerosol transport and deposition

Yingjie TANG, Bing GUO

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 3,   Pages 362-377 doi: 10.1007/s11783-011-0365-8

Abstract: In this article computational fluid dynamics (CFD) simulation of aerosol transport and deposition, i.e

Keywords： computational fluid dynamics (CFD)     aerosol     transport     deposition    

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Simulation of bubble column reactors using CFD coupled with a population balance model

Tiefeng WANG

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 2,   Pages 162-172 doi: 10.1007/s11705-009-0267-5

Abstract: design tools for engineering purposes, much research has been carried out in the area of computational fluidThe population balance model (PBM) is an effective approach to predict the bubble size distribution,It is shown that the CFD-PBM coupled model with proper bubble breakup and coalescence models and interphase

Keywords： bubble column     computational fluid dynamics     bubble breakup and coalescence     population balance model     bubble    

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Wind-induced vibration control of Hefei TV tower with fluid viscous damper

Zhiqiang ZHANG , Aiqun LI , Jianping HE , Jianlei WANG ,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 3,   Pages 249-254 doi: 10.1007/s11709-009-0038-x

Abstract: The Hefei TV tower is taken as an analytical case to examine the control method with a fluid viscousOn the basis of the others’ works, a bi-model dynamic model is proposed.Finally, a dynamic model is proposed to study the wind-induced vibration control analysis using viscousfluid dampers, and the optimal damping coefficient is obtained regarding the wind-induced response ofwind-induced responses and the wind vibration input energy of the tower are decreased greatly by using a fluid

Keywords： high-rise structure     wind-induced response     fluid viscous damper     vibration control    

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Effect of gastric fluid on adsorption and desorption of endocrine disrupting chemicals on microplastics

Frontiers of Environmental Science & Engineering 2022, Volume 16, Issue 8, doi: 10.1007/s11783-022-1525-8

Abstract:

• Effect of gastric fluid on EDCs adsorption-desorption to microplastics

Keywords： Microplastics     Gastric fluid     Endocrine-disrupting chemicals     Adsorption     Desorption    

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system for thermal convection of viscoelastic fluids in a porous layer using a thermal nonequilibrium model

Qi WEI, Xiaohui ZHANG

Frontiers in Energy 2010, Volume 4, Issue 4,   Pages 507-516 doi: 10.1007/s11708-010-0017-x

Abstract: fluids saturating a horizontal porous layer heated from below is analyzed using a thermal nonequilibrium modelto take account of the interphase heat transfer between the fluid and the solid.

Keywords： thermal convection     porous media     viscoelastic fluid     thermal nonequilibrium model    

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Title Author Date Type Operation

Extended two-fluid model applied to analysis of bubbly flow in multiphase rotodynamic pump impeller

Zhiyi YU, Guoyu WANG, Shuliang CAO

Journal Article

Review of fluid and control technology of hydraulic wind turbines

Maolin CAI, Yixuan WANG, Zongxia JIAO, Yan SHI

Journal Article

Investigation of carbon dioxide photoreduction process in a laboratory-scale photoreactor by computational fluid

Journal Article

Coupled solid-fluid FE-analysis of an embankment dam

Michael PERTL, Matthias HOFMANN, Guenter HOFSTETTER

Journal Article

Numerical simulation of fluid dynamics in the stirred tank by the SSG Reynolds Stress Model

Nana QI, Hui WANG, Kai ZHANG, Hu ZHANG

Journal Article

Thermal fluid-structure interaction and coupled thermal-stress analysis in a cable stayed bridge exposed

Nazim Abdul NARIMAN

Journal Article

Stormwater treatment: examples of computational fluid dynamics modeling

Gaoxiang YING, John SANSALONE, Srikanth PATHAPATI, Giuseppina GAROFALO, Marco MAGLIONICO, Andrea BOLOGNESI, Alessandro ARTINA

Journal Article

Review of the LNG intermediate fluid vaporizer and its heat transfer characteristics

Journal Article

Reduced-order modeling and vibration transfer analysis of a fluid-delivering branch pipeline that considerfluid–solid interactions

Journal Article

Variable stiffness and damping magnetorheological isolator

Yang ZHOU, Xingyu WANG, Xianzhou ZHANG, Weihua LI

Journal Article

Computational fluid dynamics simulation of aerosol transport and deposition

Yingjie TANG, Bing GUO

Journal Article

Simulation of bubble column reactors using CFD coupled with a population balance model

Tiefeng WANG

Journal Article

Wind-induced vibration control of Hefei TV tower with fluid viscous damper

Zhiqiang ZHANG , Aiqun LI , Jianping HE , Jianlei WANG ,

Journal Article

Effect of gastric fluid on adsorption and desorption of endocrine disrupting chemicals on microplastics

Journal Article

system for thermal convection of viscoelastic fluids in a porous layer using a thermal nonequilibrium model

Qi WEI, Xiaohui ZHANG

Journal Article