HYDRUS Projects – Colloid-Facilitated Solute Transport Examples
- Project Group: C-Ride Examples
- Description: Examples demonstrating the use of the C-Ride module simulating two-dimensional colloid-facilitated solute transport in variably-saturated porous media. Download the manual of the Colloid-Facilitated Solute Transport (C-Ride) Module in HYDRUS (pdf).
- Availability: Download HYDRUS projects now (2.1 MB)
- Note: These projects were created with version 2, and users using higher Hydrus versions need to convert them to their particular version.
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Project
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Flow
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Description
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Test01a
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No
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Only mobile colloids, desorption from mobile colloids.
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Test01b
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No
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Only mobile colloids, sorption/desorption from mobile colloids.
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Test02a
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No
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Mobile (initially) and immobile colloids, sorption/desorption from colloids.
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Test02b
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No
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Mobile and immobile (initially) colloids, sorption/desorption from colloids.
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Test02c
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No
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Mobile (initially) and immobile colloids, sorption/desorption from water to colloids.
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Test02d
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No
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Mobile (initially) and immobile (nonlinear) colloids, sorption/desorption from colloids.
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Test02e
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No
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Mobile (initially) and immobile colloids, nonequilibrium sorption/desorption from colloids.
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Test02f
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No
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Mobile and immobile (initially) colloids, sorption/desorption from colloids, root water uptake.
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Test03a
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SSF
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Colloids and solute enter the column independently.
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Test03b
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SSF
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Solute enters the column attached to colloids.
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Test03c
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SSF
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Solute enters the column attached to colloids, Colloid exclusion.
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Test04a
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TF
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Infiltration of mobile colloids, solute desorption from mobile colloids.
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Test04b
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TF
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Infiltration of mobile colloids (attachment/detachment), solute desorption from colloids.
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Test04c
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TF
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Infiltration of mobile colloids (attachment/detachment), solute sorption/desorption from colloids.
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Test04d
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TF
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Infiltration of mobile colloids (attachment/detachment - 2nd site), solute sorption/desorption from colloids.
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Test04e
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TF
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Infiltration of mobile colloids (attachment/detachment), solute sorption/desorption from colloids, root water uptake.
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Test04f
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TF
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Infiltration of mobile colloids (attachment/detachment), solute sorption/desorption from colloids, nonequilibrium sorption to soil.
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Test04g
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TF
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Infiltration of mobile colloids (attachment/detachment), solute sorption/desorption from colloids, nonlinear sorption to soil.
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Test05
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TF
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Transient water flow and CFSTr in a field soil profile under grass.
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No - no flow, SSF - steady-state flow, TF - transient flow
The C-Ride Manual:
Šimůnek, J., M. Šejna, S. A. Bradford, and M. Th. van Genuchten, The C-Ride Module for HYDRUS (2D/3D) Simulating Two-Dimensional Colloid-Facilitated Solute Transport in Variably-Saturated Porous Media, Version 1.0, PC Progress, Prague, Czech Republic, 43 pp., 2012.