Validation study on spatially averaged two‐fluid model for gas‐solid flows: II. Application to risers and fluidized beds
Sign Up to like & getrecommendations! Published in 2018 at "Aiche Journal"
DOI: 10.1002/aic.16141
Abstract: In our prior study (Schneiderbauer, AIChE J. 2017;63(8):3544–3562), a spatially averaged two-fluid model (SA-TFM) was presented, where closure models for the unresolved terms were derived. These closures require constitutive relations for the turbulent kinetic energies… read more here.
Keywords: fluidized beds; study; model; two fluid ... See more keywords
The extension of the one‐dimensional two‐fluid slug capturing method to simulate slug flow in vertical pipes
Sign Up to like & getrecommendations! Published in 2020 at "International Journal for Numerical Methods in Fluids"
DOI: 10.1002/fld.4909
Abstract: While many studies have been conducted on the application of the one‐dimensional (1D) two‐fluid model in horizontal and nearly horizontal pipes under slug flow condition, very few works have been carried out on the mechanistic… read more here.
Keywords: slug; one dimensional; dimensional two; slug flow ... See more keywords
Nonlinear studies of tumor morphological stability using a two-fluid flow model
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Mathematical Biology"
DOI: 10.1007/s00285-018-1212-3
Abstract: We consider the nonlinear dynamics of an avascular tumor at the tissue scale using a two-fluid flow Stokes model, where the viscosity of the tumor and host microenvironment may be different. The viscosities reflect the… read more here.
Keywords: fluid flow; two fluid; morphological stability; using two ... See more keywords
Application of high-order numerical algorithm for two-fluid two-pressure model: Hydraulic load analysis
Sign Up to like & getrecommendations! Published in 2020 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2020.107444
Abstract: Abstract Hydraulic load analysis is of great importance in the design of pressurized water reactor. It provides load conditions for structural mechanics analysis of primary loop system and ensures the reliability of primary loop pipeline… read more here.
Keywords: order; hydraulic load; two fluid; pressure model ... See more keywords
Linear stability analysis of RELAP5 two-fluid model in nuclear reactor safety results
Sign Up to like & getrecommendations! Published in 2020 at "Annals of Nuclear Energy"
DOI: 10.1016/j.anucene.2020.107720
Abstract: Abstract System thermal-hydraulic code RELAP5 is based on a two-fluid, non-equilibrium, and non-homogeneous hydrodynamic model for simulation of transient two-phase behavior. The code model includes six governing equations to incorporate the mass, energy, and momentum… read more here.
Keywords: analysis; model; two fluid; fluid model ... See more keywords
From chiral anomaly to two-fluid hydrodynamics for electronic vortices
Sign Up to like & getrecommendations! Published in 2019 at "Annals of Physics"
DOI: 10.1016/j.aop.2018.07.004
Abstract: Many recent experiments addressed manifestations of electronic crystals, particularly the charge density waves, in nano-junctions, under electric field effect, at high magnetic fields, together with real space visualizations by STM and micro X-ray diffraction. This… read more here.
Keywords: anomaly two; fluid hydrodynamics; electronic vortices; hydrodynamics ... See more keywords
Stability and convergence of computational eulerian two-fluid model for a bubble plume
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2016.11.032
Abstract: Abstract The Eulerian two-fluid model (TFM) of Ishii (1975) is used to analyze the dynamics of an air-water bubble plume. The focus is on the effect of the linear stability, in particular the ill-posed condition,… read more here.
Keywords: tfm; eulerian two; model; two fluid ... See more keywords
On the dynamics of instabilities in two-fluid models for bubbly flows
Sign Up to like & getrecommendations! Published in 2017 at "Chemical Engineering Science"
DOI: 10.1016/j.ces.2017.03.063
Abstract: In this paper we look at instabilities in bubbly gas-liquid flows and investigate the emergence and characteristics of phase heterogeneities. We apply a shared-pressure two-fluid model to low bubble loadings and demonstrate the existence of… read more here.
Keywords: dynamics instabilities; fluid; bubbly flows; two fluid ... See more keywords
Identifying critical process steps to protein stability during spray drying using a vibrating mesh or a two‐fluid nozzle
Sign Up to like & getrecommendations! Published in 2019 at "European Journal of Pharmaceutical Sciences"
DOI: 10.1016/j.ejps.2018.11.027
Abstract: &NA; The aim of this study was to identify critical steps to protein stability during spray drying using two different nozzle types: a vibrating mesh nozzle and a standard two‐fluid nozzle in a Büchi B‐90… read more here.
Keywords: fluid nozzle; spray; spray drying; protein stability ... See more keywords
Modification of the two-fluid model and experimental study of proton exchange membrane fuel cells with baffled flow channels
Sign Up to like & getrecommendations! Published in 2019 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2019.05.071
Abstract: Abstract The Forchheimer’s inertial force impact is always neglected when studying the mass transfer of proton exchange membrane fuel cells in previous literatures. In this work, firstly, driving forces affecting liquid droplets on gas diffusion… read more here.
Keywords: proton exchange; fluid model; exchange membrane; two fluid ... See more keywords
Velocity jumps and the Moffatt eddy in two-fluid swirling flows
Sign Up to like & getrecommendations! Published in 2020 at "Experimental Thermal and Fluid Science"
DOI: 10.1016/j.expthermflusci.2020.110116
Abstract: Abstract Recent theoretical and numerical studies predict the Moffatt eddies near the interface-wall intersection in a two-fluid flow. The current work provides the first experimental evidence of this phenomenon of fundamental interest. It also reveals… read more here.
Keywords: fluid; velocity; two fluid; velocity jumps ... See more keywords