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Celia1990

Celia's results are considered classic solutions and are commonly used to benchmark the validity of 1D infiltration models.

Model filename: WaterFlow > Celia1990.svm

Tags: WaterFlow,Infiltration,SVFLUX,1D Vertical,Transient,1D,Benchmarking

Attachments:

Crespo

Verification of the Crespo (1993) problem. If the problem is solved properly the equipotentials will all be parallel.

Model filename: WaterFlow > Crespo.svm

Tags: WaterFlow,SVFLUX,2D,Steady-State,WaterFlow,Benchmarking,Groundwater

Attachments:

Dupuit

Calibration of SVFlux to unconfined aquifer example presented by Dupuit(1863)

Model filename: WaterFlow > Dupuit.svm

Tags: WaterFlow,SVFLUX,2D,Steady-State,Water Table,Benchmarking,Groundwater

Attachments:

FS_Q1_LeftRight

Flux Section X, Y, and Normal component verification.

Flow is left to right. Quadrant 1.
All X Flux reports are positive. All Y Flux Reports are 0.

Normal
1. On External Region Boundary: Positive Flow is into Region
2. On Internal Region Boundary - Region Given: Positive Flow is into Given Region
3. On Internal Region Boundary - Region Not Given: Positive Flow is into First Applicable Region
4. Internal: Left Hand Rule

Scenarios Considered:
In Boundary
Out Boundary
Internal In Boundary
Internal Out boundary
Internal
Internal Diagonal (Left to Right)
Internal Diagonal (Right to Left)
Direction Drawn

Model filename: WaterFlow > FS_Q1_LeftRight.svm

Tags: WaterFlow,SVFLUX,2D,Steady-State,WaterFlow,Benchmarking,Groundwater

Attachments:

GradChange

Verify the change in gradient associated with an axisymmetric problem.

Model filename: WaterFlow > GradChange.svm

Tags: WaterFlow,SVFLUX,Axisymmetric,Steady-State,WaterFlow,Benchmarking,Groundwater

Attachments:

Haverkamp1977

This model involves infiltration into a 1D column of material. The material properties used in Haverkamp?s analysis were defined as custom equations.

Model filename: WaterFlow > Haverkamp1977.svm

Tags: WaterFlow,SVFLUX,1D Vertical,Transient,1D,Benchmarking

Attachments:

NatBCTest02

This problem will display the sign convention for x-flux throug a problem. Flow is from left to right.

Model filename: WaterFlow > NatBCTest02.svm

Tags: WaterFlow,SVFLUX,2D,Steady-State,WaterFlow,Benchmarking,Groundwater

Attachments:

Tsai1993_Case1

A homogeneous soil is subjected to the infiltration. This problem was analyzed by Tsai et al (1993) whom provided an analytical solution considering an exponential model to the hydraulic conductivity and volumetric water content.

Reference:

Tsai, W. F.; Chen, C. J. e Tien, H. C. (1993). Finite Analytic Numerical Solutions for Unsaturated Flow with Irregularities Boundaries, Journal of Hydraulic Engineering ? ASCE, v. 119, n. 11, p. 1274-1298

Warrick, A. W. e Lomen, D. O. (1976). Time-dependent Linearized Infiltration: III Strip and Disc Sources. Soil Science Society American Journal, v. 40, p. 639-643.

Machado Jr, J. C. (2000) Analysis of flow problem in unsaturated porous media using FEM, Master Dissertation, Department of Civil Engineering, School of Mines, Federal University of Ouro Preto, UFOP-EM, 119p., 2000. (in portuguese)

Model filename: WaterFlow > Tsai1993_Case1.svm

Tags: WaterFlow,SVFLUX,2D,Transient

Attachments:

Tsai1993_Case2

A homogeneous soil is subjected to the infiltration. This problem was analyzed by Tsai et al (1993) whom provided an analytical solution considering an exponential model to the hydraulic conductivity and volumetric water content.

Reference:

Tsai, W. F.; Chen, C. J. e Tien, H. C. (1993). Finite Analytic Numerical Solutions for Unsaturated Flow with Irregularities Boundaries, Journal of Hydraulic Engineering ? ASCE, v. 119, n. 11, p. 1274-1298

Warrick, A. W. e Lomen, D. O. (1976). Time-dependent Linearized Infiltration: III Strip and Disc Sources. Soil Science Society American Journal, v. 40, p. 639-643.

Machado Jr, J. C. (2000) Analysis of flow problem in unsaturated porous media using FEM, Master Dissertation, Department of Civil Engineering, School of Mines, Federal University of Ouro Preto, UFOP-EM, 119p., 2000. (in portuguese)

Model filename: WaterFlow > Tsai1993_Case2.svm

Tags: WaterFlow,SVFLUX,2D,Transient

Attachments:

Tsai1993_Case3

A homogeneous soil is subjected to the infiltration. This problem was analyzed by Tsai et al (1993) whom provided an analytical solution considering an exponential model to the hydraulic conductivity and volumetric water content.

Reference:

Tsai, W. F.; Chen, C. J. e Tien, H. C. (1993). Finite Analytic Numerical Solutions for Unsaturated Flow with Irregularities Boundaries, Journal of Hydraulic Engineering ? ASCE, v. 119, n. 11, p. 1274-1298

Warrick, A. W. e Lomen, D. O. (1976). Time-dependent Linearized Infiltration: III Strip and Disc Sources. Soil Science Society American Journal, v. 40, p. 639-643.

Machado Jr, J. C. (2000) Analysis of flow problem in unsaturated porous media using FEM, Master Dissertation, Department of Civil Engineering, School of Mines, Federal University of Ouro Preto, UFOP-EM, 119p., 2000. (in portuguese)

Model filename: WaterFlow > Tsai1993_Case3.svm

Tags: WaterFlow,SVFLUX,2D,Transient

Attachments:

Wedge

Test the flux sections on wedge geometry. Confirms that mass is not lost on a decreasing pipe size.

Model filename: WaterFlow > Wedge.svm

Tags: WaterFlow,SVFLUX,2D,Steady-State,WaterFlow,Benchmarking,Groundwater

Attachments:

WT_SuctionOptions_CAM25

Constant Above Maximum of 25 kPa.

This set of examples demonstrates the options available for setting the maximum suction above the water table. The maximum only applies to the initial suction profile and does not restrict the final suction profile to this maximum.

See the elevation plot of Initial PWP to examine the differences between models.

A simple sloped layer with a single material exists with an initial unsaturated zone. A constant flux is applied to the ground surface.

Model filename: WaterFlow > WT_SuctionOptions_CAM25.svm

Tags: WaterFlow,SVFLUX,2D,Transient,Water Table

Attachments:

WT_SuctionOptions_CAM25_3DSS

Constant Above Maximum of 25 kPa.

This set of examples demonstrates the options available for setting the maximum suction above the water table. The maximum only applies to the initial suction profile and does not restrict the final suction profile to this maximum.

See the elevation plot of Initial PWP to examine the differences between models.

A simple sloped layer with a single material exists with an initial unsaturated zone. A constant flux is applied to the ground surface.

Model filename: WaterFlow > WT_SuctionOptions_CAM25_3DSS.svm

Tags: WaterFlow,SVFLUX,3D,Steady-State,Water Table

Attachments:

WT_SuctionOptions_CAM50

Constant Above Maximum of 50 kPa.

This set of examples demonstrates the options available for setting the maximum suction above the water table. The maximum only applies to the initial suction profile and does not restrict the final suction profile to this maximum.

See the elevation plot of Initial PWP to examine the differences between models.

A simple sloped layer with a single material exists with an initial unsaturated zone. A constant flux is applied to the ground surface.

Model filename: WaterFlow > WT_SuctionOptions_CAM50.svm

Tags: WaterFlow,SVFLUX,2D,Transient,Water Table

Attachments:

WT_SuctionOptions_CAM50_3DSS

Constant Above Maximum of 50 kPa.

This set of examples demonstrates the options available for setting the maximum suction above the water table. The maximum only applies to the initial suction profile and does not restrict the final suction profile to this maximum.

See the elevation plot of Initial PWP to examine the differences between models.

A simple sloped layer with a single material exists with an initial unsaturated zone. A constant flux is applied to the ground surface.

Model filename: WaterFlow > WT_SuctionOptions_CAM50_3DSS.svm

Tags: WaterFlow,SVFLUX,3D,Steady-State,Water Table

Attachments:

WT_SuctionOptions_NoMax

No Maximum.

This set of examples demonstrates the options available for setting the maximum suction above the water table. The maximum only applies to the initial suction profile and does not restrict the final suction profile to this maximum.

See the elevation plot of Initial PWP to examine the differences between models.

A simple sloped layer with a single material exists with an initial unsaturated zone. A constant flux is applied to the ground surface.

Model filename: WaterFlow > WT_SuctionOptions_NoMax.svm

Tags: WaterFlow,SVFLUX,2D,Transient,Water Table

Attachments:

WT_SuctionOptions_NoMax_3DSS

No Maximum.

This set of examples demonstrates the options available for setting the maximum suction above the water table. The maximum only applies to the initial suction profile and does not restrict the final suction profile to this maximum.

See the elevation plot of Initial PWP to examine the differences between models.

A simple sloped layer with a single material exists with an initial unsaturated zone. A constant flux is applied to the ground surface.

Model filename: WaterFlow > WT_SuctionOptions_NoMax_3DSS.svm

Tags: WaterFlow,SVFLUX,3D,Steady-State,Water Table

Attachments:

WT_SuctionOptions_ZAM25

Zero Suction Above Maximum of 25 kPa.

This set of examples demonstrates the options available for setting the maximum suction above the water table. The maximum only applies to the initial suction profile and does not restrict the final suction profile to this maximum.

See the elevation plot of Initial PWP to examine the differences between models.

A simple sloped layer with a single material exists with an initial unsaturated zone. A constant flux is applied to the ground surface.

Model filename: WaterFlow > WT_SuctionOptions_ZAM25.svm

Tags: WaterFlow,SVFLUX,2D,Transient,Water Table

Attachments:

WT_SuctionOptions_ZAM25_3DSS

Zero Suction Above Maximum of 25 kPa.

This set of examples demonstrates the options available for setting the maximum suction above the water table. The maximum only applies to the initial suction profile and does not restrict the final suction profile to this maximum.

See the elevation plot of Initial PWP to examine the differences between models.

A simple sloped layer with a single material exists with an initial unsaturated zone. A constant flux is applied to the ground surface.

Model filename: WaterFlow > WT_SuctionOptions_ZAM25_3DSS.svm

Tags: WaterFlow,SVFLUX,3D,Steady-State,Water Table

Attachments:

WT_SuctionOptions_ZAM50

Zero Suction Above Maximum of 50 kPa.

This set of examples demonstrates the options available for setting the maximum suction above the water table. The maximum only applies to the initial suction profile and does not restrict the final suction profile to this maximum.

See the elevation plot of Initial PWP to examine the differences between models.

A simple sloped layer with a single material exists with an initial unsaturated zone. A constant flux is applied to the ground surface.

Model filename: WaterFlow > WT_SuctionOptions_ZAM50.svm

Tags: WaterFlow,SVFLUX,2D,Transient,Water Table

Attachments:

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