Multiphase flow
View article: Physical simulation of seepage and reservoir capacity characteristic during cyclic injection and production in reservoir-type gas storage
Physical simulation of seepage and reservoir capacity characteristic during cyclic injection and production in reservoir-type gas storage Open
The fluid seepage in oil reservoir-type gas storage involves three phases of oil, gas, and water. The storage capacity not only includes the pore space for gas displacement of liquid, but involves dissolution and component mass transfer be…
View article: Bubble curtains in a lock-exchange flow: the importance of transient dynamics in the curtain-driven regime
Bubble curtains in a lock-exchange flow: the importance of transient dynamics in the curtain-driven regime Open
Bubble curtains are line bubble plumes that are used to mitigate saltwater intrusion in shipping locks. When the lock gate that separates the saline seawater from the fresh river water is opened, a lock-exchange flow is initiated. Placing …
View article: Bubble curtains in a lock-exchange flow: the importance of transient dynamics in the curtain-driven regime
Bubble curtains in a lock-exchange flow: the importance of transient dynamics in the curtain-driven regime Open
Bubble curtains are line bubble plumes that are used to mitigate saltwater intrusion in shipping locks. When the lock gate that separates the saline seawater from the fresh river water is opened, a lock-exchange flow is initiated. Placing …
View article: Multiscale Generalized Network Model Using Differential Micro-CT Imaging for Drainage in Heterogeneous Carbonates
Multiscale Generalized Network Model Using Differential Micro-CT Imaging for Drainage in Heterogeneous Carbonates Open
Carbonate rocks exhibit complex pore structures with wide variability in size, shape and connectivity that challenge accurate multiphase flow modeling. While representing detailed throat geometry and fluid interfaces, the Generalized Netwo…
View article: Feature-Modulated UFNO for Improved Prediction of Multiphase Flow in Porous Media
Feature-Modulated UFNO for Improved Prediction of Multiphase Flow in Porous Media Open
The UNet-enhanced Fourier Neural Operator (UFNO) extends the Fourier Neural Operator (FNO) by incorporating a parallel UNet pathway, enabling the retention of both high- and low-frequency components. While UFNO improves predictive accuracy…
View article: Local measurement of aerosol retention for bubbly flows with a wire-mesh sensor
Local measurement of aerosol retention for bubbly flows with a wire-mesh sensor Open
View article: A Phase Map for Vertical Upflow of Slightly Cohesive Geldart A Powders Focused on High Solids Mass Flux
A Phase Map for Vertical Upflow of Slightly Cohesive Geldart A Powders Focused on High Solids Mass Flux Open
Flow regimes of vertical upflow for slightly cohesive Geldart A powders at high solids mass flux (Gs≳ 500 kg/m2s) are not fully resolved. In particular, Dense Suspension Upflow (DSU) as a distinct flow regime and its transition boundaries …
View article: Feature-Modulated UFNO for Improved Prediction of Multiphase Flow in Porous Media
Feature-Modulated UFNO for Improved Prediction of Multiphase Flow in Porous Media Open
The UNet-enhanced Fourier Neural Operator (UFNO) extends the Fourier Neural Operator (FNO) by incorporating a parallel UNet pathway, enabling the retention of both high- and low-frequency components. While UFNO improves predictive accuracy…
View article: CFD and Practical Evaluation of Solid–Gas Flow in Bas-ra Refinery Reactors
CFD and Practical Evaluation of Solid–Gas Flow in Bas-ra Refinery Reactors Open
This research presents a detailed investigation into the solid–gas hydrodynamics within the Fluid Catalytic Cracking (FCC) riser reactor at the Basra refinery in Iraq. Computational Fluid Dynamics (CFD) simulations were developed using a t…
View article: Influence of Cross-Sectional Curve Equation on Flow Field Evolution and Particle Separation in the Spiral Concentrator of the First Turn
Influence of Cross-Sectional Curve Equation on Flow Field Evolution and Particle Separation in the Spiral Concentrator of the First Turn Open
The flow field evolution in the first turn of the spiral concentrator is decisive for the separation efficiency of solid particles. A laboratory-scale Φ300 mm spiral concentrator was employed as the study subject. The fluid phase was simul…
View article: Simulation Study on the Enhanced Decarbonization of Flue Gas in Three New Types of Spouted Beds data
Simulation Study on the Enhanced Decarbonization of Flue Gas in Three New Types of Spouted Beds data Open
Under the dual-carbon strategic framework, this study explores the application of spouted bed technology in CO₂ capture to develop efficient and low-carbon solutions. Addressing inadequate gas-solid radial mixing in conventional spouted be…
View article: Simulation Study on the Enhanced Decarbonization of Flue Gas in Three New Types of Spouted Beds data
Simulation Study on the Enhanced Decarbonization of Flue Gas in Three New Types of Spouted Beds data Open
Under the dual-carbon strategic framework, this study explores the application of spouted bed technology in CO₂ capture to develop efficient and low-carbon solutions. Addressing inadequate gas-solid radial mixing in conventional spouted be…
View article: The Modelling of the Multiphase Flow Mechanics in Air Lubrication Systems and Their Interaction with Appendages: A Review
The Modelling of the Multiphase Flow Mechanics in Air Lubrication Systems and Their Interaction with Appendages: A Review Open
This review paper investigates the use of air lubrication to reduce ship hull skin frictional drag, a technology whose fundamental drag-reduction mechanisms and impact on seakeeping are increasingly being studied through Computational Flui…
View article: Dynamic Simulation of Gas-Lock Instability in an Electrical Submersible Pump Induced by Annulus Valve Closure
Dynamic Simulation of Gas-Lock Instability in an Electrical Submersible Pump Induced by Annulus Valve Closure Open
This study presents a rigorous investigation into the adverse effects of impaired annulus gas venting on the performance of an Electrical Submersible Pump (ESP). The innovation of this work lies in the dynamic simulation of complex gas-loc…
View article: Numerical Study of Side Boundary Effects in Pore-Scale Digital Rock Flow Simulations
Numerical Study of Side Boundary Effects in Pore-Scale Digital Rock Flow Simulations Open
This work presents a numerical study of side boundary effects in pore-scale digital rock flow simulations, where the side boundaries are often treated as no-slip walls. While the capillary end effects from inlet and outlet boundaries are w…
View article: Fluid-structure interaction analysis of multiphase flow and structural response during parallel water entry of multiple lifeboats
Fluid-structure interaction analysis of multiphase flow and structural response during parallel water entry of multiple lifeboats Open
View article: Surface based real time monitoring in horizontal smart wells eliminates downhole sensors
Surface based real time monitoring in horizontal smart wells eliminates downhole sensors Open
Intelligent wells have transformed reservoir management through real-time optimization, but their dependence on downhole sensors imposes high costs, complex maintenance, and reliability concerns. This study introduces a surface-sensor-base…
View article: Numerical study of corrosion in high pressure vent pipelines at high sulfur natural gas stations considering liquid phase accumulation and erosion
Numerical study of corrosion in high pressure vent pipelines at high sulfur natural gas stations considering liquid phase accumulation and erosion Open
In high-sulfur natural gas stations, vent pipelines, especially at their elbows, experience acidic corrosion and erosion, which affects the safety of the pipelines. On-site wall thickness measurements of pipelines are empirical and random,…
View article: Generation and dissipation of corrosion gas in a deep horizontal borehole repository for radioactive waste
Generation and dissipation of corrosion gas in a deep horizontal borehole repository for radioactive waste Open
The performance of a deep borehole repository for the disposal of radioactive waste may be affected by the generation of hydrogen gas produced by the corrosion of the steel canisters and the borehole casing. In particular, the evolution of…
View article: Research on gas-liquid coupled flow field dynamics and atomization characteristics of multi-duct sprayers based on CFD
Research on gas-liquid coupled flow field dynamics and atomization characteristics of multi-duct sprayers based on CFD Open
This study addresses the issues of prolonged testing cycles and high costs associated with traditional sprayers. Using Computational Fluid Dynamics method, a simulation model of the gas-liquid coupling flow field for multi-duct sprayer was…
View article: Experimental and Simulation Research on Straight-Through Cyclone Water Separator: Effects of Structural and Operational Parameters on Separation Performance
Experimental and Simulation Research on Straight-Through Cyclone Water Separator: Effects of Structural and Operational Parameters on Separation Performance Open
The aircraft air-cycle system (ACS) provides cabin cooling, dehumidification, and pressurization. As a key component, the water separator removes free moisture from the air, preventing turbine icing/blockage under high humidity and avoidin…
View article: IAMReX: an adaptive framework for the multiphase flow and fluid-particle interaction problems
IAMReX: an adaptive framework for the multiphase flow and fluid-particle interaction problems Open
View article: Experimental Assessment of Local Head Losses in Needle and Globe Valves Under Horizontal Multiphase Flow
Experimental Assessment of Local Head Losses in Needle and Globe Valves Under Horizontal Multiphase Flow Open
This study presents an experimental investigation of the hydrodynamic behavior of multiphase flows (water–air and oil–air) through needle and globe valves. The experiments were conducted at the Center for Petroleum Studies (CEPETRO) of the…
View article: Modeling seismic wave propagation in partially saturated porous media: a comparative study
Modeling seismic wave propagation in partially saturated porous media: a comparative study Open
Seismic wave propagation in partially saturated porous media involves multiscale wave-induced fluid flow (WIFF) mechanisms, which significantly impact distinct wave dispersion and attenuation across different frequency bands. It is well kn…
View article: A Finite Element Method for Compressible and Turbulent Multiphase Flow Instabilities with Heat Transfer
A Finite Element Method for Compressible and Turbulent Multiphase Flow Instabilities with Heat Transfer Open
We present a new finite element framework for modeling compressible, turbulent multiphase flows with heat transfer. For two-fluid systems with a free surface, the Volume of Fluid (VOF) method is implemented without the need for interface r…
View article: A Computational Fluid Dynamics Analysis of Multiphase Flow in the Anode Side of a Proton Exchange Membrane Electrolyzer
A Computational Fluid Dynamics Analysis of Multiphase Flow in the Anode Side of a Proton Exchange Membrane Electrolyzer Open
A computational fluid dynamics analysis of the anode side of a proton exchange membrane (PEM) electrolyzer cell has been conducted. The geometry is symmetrical and allows for the investigation of a single feed channel and a single exhaust …
View article: Feasibility and Operability of CO2 Circulation in a CO2 Storage-Enabled Geothermal System with Uncertainty Insights from Aquistore
Feasibility and Operability of CO2 Circulation in a CO2 Storage-Enabled Geothermal System with Uncertainty Insights from Aquistore Open
CO2 circulation between subsurface wells is a promising approach for geothermal energy recovery from deep saline formations originally developed for Carbon Capture and Storage (CCS). This study evaluates the feasibility, operability, and p…
View article: Multiphase transport and compositional mixing mechanisms in twin-wire laser directed energy deposition: toward process stability and graded material fabrication
Multiphase transport and compositional mixing mechanisms in twin-wire laser directed energy deposition: toward process stability and graded material fabrication Open
Twin-wire laser directed energy deposition (TW-LDED) provides a promising route for alloying and fabrication of compositionally graded structures. However, inherent multiparameter coupling in twin-wire systems critically exacerbates both p…
View article: Advances in Multiphase Flow Science and Technology: Second Edition
Advances in Multiphase Flow Science and Technology: Second Edition Open
Over the past decade, two key technologies—high-speed imaging (including cameras and lighting) [...]
View article: Multiphase transport and compositional mixing mechanisms in twin-wire laser directed energy deposition: toward process stability and graded material fabrication
Multiphase transport and compositional mixing mechanisms in twin-wire laser directed energy deposition: toward process stability and graded material fabrication Open
Twin-wire laser directed energy deposition (TW-LDED) provides a promising route for alloying and fabrication of compositionally graded structures. However, inherent multiparameter coupling in twin-wire systems critically exacerbates both p…