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
A plasma‐fluid model for EHD flow in DBD actuators and experimental validation
Sign Up to like & getrecommendations! Published in 2019 at "International Journal for Numerical Methods in Fluids"
DOI: 10.1002/fld.4714
Abstract: A numerical method to simulate plasma induced electrohydrodynamic flow is proposed in this study. The numerical model consists of three components. Firstly, a potential module to simulate temporal potential and electric field generated in the… read more here.
Keywords: plasma fluid; flow; model; fluid model ... See more keywords
Extent of agreement between the body fluid model of Sysmex XN‐20 and the manual microscopy method
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Clinical Laboratory Analysis"
DOI: 10.1002/jcla.22101
Abstract: Although the correlations concerning cellular component analysis between the Sysmex XN‐20 body fluid (BF) model and manual microscopy have been investigated by several studies, the extent of agreement between these two methods has not been… read more here.
Keywords: microscopy; extent agreement; manual microscopy; fluid model ... See more keywords
Effect of Varying Viscosity on Two-Fluid Model of Blood Flow through Constricted Blood Vessels: A Comparative Study
Sign Up to like & getrecommendations! Published in 2019 at "Cardiovascular Engineering and Technology"
DOI: 10.1007/s13239-018-00379-x
Abstract: PurposeMost of the previously studied non-Newtonian blood flow models considered blood viscosity to be constant but for correct measurement of flow rate and flow resistance, the hematocrit dependent viscosity will be better as various literature… read more here.
Keywords: fluid model; viscosity; blood; flow ... 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
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
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
Beyond bubbly two-phase flow investigation using a CFD three-field two-fluid model
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Multiphase Flow"
DOI: 10.1016/j.ijmultiphaseflow.2018.12.010
Abstract: Abstract Modeling and simulation study of industrial scale beyond-bubbly flows, like cap-bubbly, cap-turbulent and churn-turbulent, using the two-fluid model, has been limited due to the wide range of interfacial length scales involved and lack of… read more here.
Keywords: beyond bubbly; fluid model; model; two fluid ... See more keywords
Large time behavior of solutions to a two phase fluid model in R3
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Mathematical Analysis and Applications"
DOI: 10.1016/j.jmaa.2021.125296
Abstract: Abstract We establish the global existence and large time behavior of a unique classical solution for a two phase fluid model consisting of the compressible isothermal Euler equations coupled with compressible isentropic Navier-Stokes equations via… read more here.
Keywords: large time; phase fluid; time behavior; fluid model ... See more keywords
Leray–Hopf solutions to a viscoelastoplastic fluid model with nonsmooth stress–strain relation
Sign Up to like & getrecommendations! Published in 2022 at "Nonlinear Analysis: Real World Applications"
DOI: 10.1016/j.nonrwa.2021.103491
Abstract: We consider a fluid model including viscoelastic and viscoplastic effects. The state is given by the fluid velocity and an internal stress tensor that is transported along the flow with the Zaremba–Jaumann derivative. Moreover, the… read more here.
Keywords: leray hopf; stress; hopf solutions; fluid model ... See more keywords
Numerical simulation of non-isothermal two-phase flow in pipelines using a two-fluid model
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2018.10.018
Abstract: Abstract The analysis of two-phase flows through numerical simulations is a very useful tool to design and operate long pipelines. It is also important for monitoring the flow during adverse situations, such as the formation… read more here.
Keywords: fluid model; model; two fluid; two phase ... See more keywords