Pore‐scale imaging of multiphase flow fluctuations in continuum‐scale samples
Representative elementary volumes (REVs) are an important concept in studying
subsurface multiphase flow at the continuum scale. However, fluctuations in multiphase flow …
subsurface multiphase flow at the continuum scale. However, fluctuations in multiphase flow …
Pore‐Scale Fluid Dynamics Resolved in Pressure Fluctuations at the Darcy Scale
Complex pore‐scale dynamics have been observed during multiphase flow through porous
rocks. These dynamics are not incorporated in large scale models for the migration and …
rocks. These dynamics are not incorporated in large scale models for the migration and …
Threshold Pressure in Non-Darcian Flow Derived from the Langevin Equation and Fluctuation Dissipation Theorem: Generalized Darcy's Law
DC Standnes, A Kristoffersen - Transport in Porous Media, 2023 - Springer
This work addresses the explanation for the threshold pressure sometimes observed in
porous media flow leading to so-called non-Darcian flow where a certain external pressure …
porous media flow leading to so-called non-Darcian flow where a certain external pressure …
Dynamic mode decomposition for analysing multi-phase flow in porous media
For multi-phase flow through multi-scale heterogeneous porous media, such as the pore
space of rocks, the interaction between multiple immiscible fluids and an intricate network of …
space of rocks, the interaction between multiple immiscible fluids and an intricate network of …
Effective permeability of an immiscible fluid in porous media determined from its geometric state
Based on the phenomenological extension of Darcy's law, two-fluid flow is dependent on a
relative permeability function of saturation only that is process or path dependent with an …
relative permeability function of saturation only that is process or path dependent with an …
[HTML][HTML] Interpreting pore-scale fluctuations: Predicting transport coefficients in multiphase flow through porous media using the Green–Kubo formulation—An …
Flow fluctuations that are commonly associated with multiphase flow in porous media are
studied using concepts from non-equilibrium thermodynamic and statistical mechanics. We …
studied using concepts from non-equilibrium thermodynamic and statistical mechanics. We …
Time‐and‐space averaging applied to intermittent multiphase flow experiments
Various researchers have studied fluctuations in pore‐scale phase occupancy during
multiphase flow in porous media using synchrotron‐based X‐ray microcomputed …
multiphase flow in porous media using synchrotron‐based X‐ray microcomputed …
The role of injection method on residual trap**: Insights into bridging scales and heterogeneity
CO 2 injection into subsurface reservoirs provides a long-term solution to anthropogenic
emissions. A variable injection rate (such as ram** the flow rate up or down) provides …
emissions. A variable injection rate (such as ram** the flow rate up or down) provides …
Thermally induced pressure fluctuations in single-phase fluid-saturated porous media described by the fluctuation dissipation theorem
DC Standnes, DS Sleveland, A Kristoffersen - Transport in Porous Media, 2022 - Springer
The analogy between electrical and fluid flow resistance has been applied to describe the
fluctuating pressure of thermal origin observed over single-phase fluid-saturated porous …
fluctuating pressure of thermal origin observed over single-phase fluid-saturated porous …
Estimating Fractal Dimension as a Spatially Correlated Pore Structure Heterogeneity Measure from Rate-Controlled Capillary Pressure Curves
Pore structure heterogeneity is present in reservoir rocks at multiple length scales, which
makes it a challenge to optimally assess and integrate into digital rock and pore-scale …
makes it a challenge to optimally assess and integrate into digital rock and pore-scale …