UDF for Sorption in Species Transport through Porous Medium

I have to simulate a multispecies flow through a porous medium. One of the species shows sorption characteristics (absorption, adsorption, no one knows).

Adsorption using ANSYS Fluent, species transport

Hi,I am modeling the adsorption of CO2 in a mixture (air+CO2) by using a porous zone (see attached figure). I have written a UDF for the ...

How to model a volumetric reaction rate inside porous media with ...

The adsorption coefficient (kad = 50, 000 [m3/kmol]) does not depend on the temperature. KHDS = 2.5•10^12 • exp(-19.384/Ta) [(m3)^2.16/(kg •( ...

Adsorption of Species on Wall || Species Transport Ansys Fluent

This Video describes about the adsorption of N2 species mass fraction on wall using UDF in Ansys Fluent Mail:[email protected].

Transport of rate-limited sorbing solutes in an aggregated porous ...

Solute characteristics controlled the degree to which each factor influenced transport behavior for a given porous medium. The velocity dependency of the mass- ...

The Transport of Diluted Species in Porous Media Interface

This interface is dedicated to modeling transport in porous media, including immobile and mobile phases, where the chemical species may be subjected to ...

Effect of water content on solute transport in a porous medium ...

Nonlinear sorption and nonequilibrium mass transfer between the mobile region and the immobile water present within the aggregates dominated the BTCs of the ...

Modelling surfactant adsorption and transport in porous media

the capacity of the porous medium to transport fluids through ... teracting adsorbed species using the quasi-chemical approximation, we can check ...

Study on Tritium and Iodine Species Transport through Porous Granite

The anion exclusion effect was influenced by the immobile zones in the column. The non-sorption effect by anion exclusion (R < 1) was only observed for I− at ...

Hydrogen Adsorption on Porous Carbon Media with Heat ... - YouTube

This video describes about how the Hydrogen is adsorbed on to the porous carbon on the basis of adsorption isotherm.

Understanding Microplastics Retention Efficiency and Sorption ...

The current study focuses on examining the retention efficiency of porous media during the transport of MPls with the presence of surfactant ...

Porous Media Flow Module - COMSOL

Slow Flow in Porous Media · Variably Saturated Porous Media Flow · Fracture Flow · Multiphase Flow in Porous Media · Poroelasticity · Transport of Chemical Species ...

Development and Validation of a Two-Stage Kinetic Sorption Model ...

The intrinsic permeability (ki) of each porous medium was determined using a constant head permeameter following American. Society for Testing ...

Handbook of POROUS MEDIA, Second Edition

... transport through porous media, and a number of other important topics. It ... species is not small compared to one. Under these conditions, the flux ...

Neutron Imaging of Cadmium Sorption and Transport in Porous Rocks

Two key parameters that control the variability of fluid flow and the movement of dissolved chemical species are (i) the local hydraulic ...

computational investigation of transport phenomena in adsorption bed

diameter and ϵ is the porosity of the porous medium. Dybbs et. al ... therefore, interrupts the diffusion of species into the particle.

Development and Validation of a Two-Stage Kinetic Sorption Model ...

Most transport models assume minimal interactions between adsorbed species ... Sorption Model for Polymer and Surfactant Transport in Porous Media.

Research | Laboratory for Flow and Transport Studies in Porous Media

We investigate the entire spectrum of processes concerned with the development of this product which range from studying the solute transport phenomenon in ...

Inhomogeneous Fluid Transport Modeling in Dual-Scale Porous ...

We present a multiphase multicomponent transport model for primary production and gas injection in shale, considering the dual-scale porosity and intricate ...

Introduction to Heat and Mass Transport in Porous Media - NATO STO

where nβσ is the normal to the interface Aβσ, wβσ the interface velocity. 3.2 Macro-scale momentum equations for one-phase flow. Using the ...