HYDRUS (commercial version 1D,2D,3D)

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Tortuosity vs. Dispersion Coefficient — Apparent Contradiction in Relationship

Last post by Jirka « Mon Jul 14, 2025 10:25 am
Replies: 1
by bilalenestaskesti » Sat Jul 12, 2025 5:57 am

1 Replies

565 Views

Last post by Jirka
Mon Jul 14, 2025 10:25 am
Constant head top BC, variable head bottom BC

Last post by Moe « Sat Jul 12, 2025 2:45 am
Replies: 2
by Moe » Fri Jul 11, 2025 2:50 am

2 Replies

616 Views

Last post by Moe
Sat Jul 12, 2025 2:45 am
Convergence issue 2D

Last post by Jirka « Thu Jul 10, 2025 7:24 pm
Replies: 1
by Nimisha » Thu Jul 10, 2025 2:09 pm

1 Replies

631 Views

Last post by Jirka
Thu Jul 10, 2025 7:24 pm
soil interfaces mesh issue

Last post by Jirka « Thu Jul 10, 2025 8:42 am
Replies: 3
by chaim » Wed Jul 09, 2025 12:38 pm

3 Replies

1243 Views

Last post by Jirka
Thu Jul 10, 2025 8:42 am
Inverse solution for solute transport

Last post by Jirka « Tue Jul 08, 2025 2:21 pm
Replies: 1
by tpgml1107 » Tue Jul 08, 2025 8:08 am

1 Replies

1534 Views

Last post by Jirka
Tue Jul 08, 2025 2:21 pm
setting observation nodes using precise coordinates

Last post by Mirek « Tue Jul 08, 2025 1:33 pm
Replies: 1
by Bieber » Tue Jul 08, 2025 12:47 pm

1 Replies

145 Views

Last post by Mirek
Tue Jul 08, 2025 1:33 pm
Slope of scanning curve

Last post by rahman9 « Mon Jul 07, 2025 4:19 am
Replies: 2
by rahman9 » Sun Jul 06, 2025 9:49 am

2 Replies

899 Views

Last post by rahman9
Mon Jul 07, 2025 4:19 am
Can HYDRUS consider subsurface drainage pipes with 2 boundary conditions?

Last post by Jirka « Tue Jul 01, 2025 7:33 pm
Replies: 1
by alirezagohari » Tue Jul 01, 2025 6:23 am

1 Replies

1121 Views

Last post by Jirka
Tue Jul 01, 2025 7:33 pm
No runoff generated with "Atmospheric BC with surface runoff" – is this normal?

Last post by Jirka « Wed Jun 18, 2025 6:35 pm
Replies: 1
by Rabeb Dridi » Wed Jun 18, 2025 3:40 pm

1 Replies

694 Views

Last post by Jirka
Wed Jun 18, 2025 6:35 pm
time variable pressure head with atmospheric BC

Last post by chaim « Tue Jun 17, 2025 8:08 am
Replies: 2
by chaim » Mon Jun 16, 2025 9:05 am

2 Replies

200 Views

Last post by chaim
Tue Jun 17, 2025 8:08 am
Model not converging in 3D layered

Last post by Jirka « Sat Jun 14, 2025 9:57 pm
Replies: 8
by imranazizul07 » Tue May 06, 2025 2:34 am

8 Replies

3371 Views

Last post by Jirka
Sat Jun 14, 2025 9:57 pm
Calibration and validation – Water flow & solute transport in a two-layer soil profile

Last post by Jirka « Sat Jun 14, 2025 7:55 pm
Replies: 1
by Rabeb Dridi » Sat Jun 14, 2025 7:20 pm

1 Replies

629 Views

Last post by Jirka
Sat Jun 14, 2025 7:55 pm
Freundlich Kf Unit Conversion and Matching with Kd in HYDRUS

Last post by Jirka « Thu Jun 12, 2025 5:01 pm
Replies: 3
by bilalenestaskesti » Wed Jun 11, 2025 7:40 am

3 Replies

1292 Views

Last post by Jirka
Thu Jun 12, 2025 5:01 pm
Help with Solute Transport Calibration (Salt)

Last post by Jirka « Thu Jun 12, 2025 12:13 am
Replies: 1
by Rabeb Dridi » Wed Jun 11, 2025 10:06 pm

1 Replies

996 Views

Last post by Jirka
Thu Jun 12, 2025 12:13 am
Error when reading from an input file Fit.in (Inverse Model Solution)

Last post by MattPittCranF « Mon Jun 09, 2025 12:25 pm
Replies: 2
by MattPittCranF » Fri Jun 06, 2025 11:32 am

2 Replies

3550 Views

Last post by MattPittCranF
Mon Jun 09, 2025 12:25 pm
error in 2D infiltration in heterogeneous soil profile

Last post by kbcheng « Mon Jun 09, 2025 12:08 pm
Replies: 6
by kbcheng » Wed Jun 04, 2025 6:40 am

6 Replies

3060 Views

Last post by kbcheng
Mon Jun 09, 2025 12:08 pm
Error reading file_ for results

Last post by Moe « Fri Jun 06, 2025 12:52 am
Replies: 4
by Moe » Tue Jun 03, 2025 7:59 am

4 Replies

2738 Views

Last post by Moe
Fri Jun 06, 2025 12:52 am
Coupled Water and Heat Analysis-"Boundary Conditions"

Last post by AdamsFamilusi « Wed Jun 04, 2025 8:29 pm
Replies: 6
by AdamsFamilusi » Mon Jun 02, 2025 1:24 pm

6 Replies

3034 Views

Last post by AdamsFamilusi
Wed Jun 04, 2025 8:29 pm
Coupled Water and Heat Analysis Flow-"HeatVol"?

Last post by AdamsFamilusi « Mon Jun 02, 2025 1:19 pm
Replies: 2
by AdamsFamilusi » Sat May 24, 2025 9:50 am

2 Replies

1913 Views

Last post by AdamsFamilusi
Mon Jun 02, 2025 1:19 pm
Mass balance for two-site sorption

Last post by Jirka « Sun Jun 01, 2025 6:31 pm
Replies: 2
by xiesijin » Fri May 16, 2025 2:33 pm

2 Replies

1848 Views

Last post by Jirka
Sun Jun 01, 2025 6:31 pm
NaN (Not a Number) Error During Hydrus-1D Simulation

Last post by Jirka « Wed May 28, 2025 7:09 pm
Replies: 1
by Rabeb Dridi » Wed May 28, 2025 10:20 am

1 Replies

1984 Views

Last post by Jirka
Wed May 28, 2025 7:09 pm
Representation of inflow source through variable flux BC

Last post by Jirka « Sun May 25, 2025 12:47 am
Replies: 5
by Moe » Wed Apr 30, 2025 3:51 am

5 Replies

3061 Views

Last post by Jirka
Sun May 25, 2025 12:47 am
Mesh refinement for thin layer

Last post by f.figueroa « Fri May 23, 2025 12:58 pm
Replies: 4
by f.figueroa » Thu May 15, 2025 3:30 pm

4 Replies

2222 Views

Last post by f.figueroa
Fri May 23, 2025 12:58 pm
Calibrate the modeling with the nodes inside the modeling area

Last post by eesly « Thu May 15, 2025 3:56 pm
Replies: 2
by eesly » Tue May 13, 2025 7:32 am

2 Replies

1845 Views

Last post by eesly
Thu May 15, 2025 3:56 pm
Nonlinear two-site sorption

Last post by Jirka « Sun May 11, 2025 5:34 pm
Replies: 3
by xiesijin » Sat May 10, 2025 3:15 pm

3 Replies

2205 Views

Last post by Jirka
Sun May 11, 2025 5:34 pm
Evaporation :1D

Last post by hmal « Sat May 10, 2025 5:12 am
Replies: 2
by hmal » Thu May 08, 2025 9:26 pm

2 Replies

2156 Views

Last post by hmal
Sat May 10, 2025 5:12 am
Generate random parameter fields

Last post by Jirka « Thu May 08, 2025 12:33 pm
Replies: 1
by xiesijin » Tue May 06, 2025 3:17 pm

1 Replies

1815 Views

Last post by Jirka
Thu May 08, 2025 12:33 pm
Calibration issue

Last post by Jirka « Wed May 07, 2025 1:54 am
Replies: 1
by Rabeb Dridi » Tue May 06, 2025 6:45 pm

1 Replies

2172 Views

Last post by Jirka
Wed May 07, 2025 1:54 am
extrusion problem due to thickness layer

Last post by Rampe « Sat May 03, 2025 7:50 pm
Replies: 2
by Rampe » Wed Apr 30, 2025 8:52 pm

2 Replies

1975 Views

Last post by Rampe
Sat May 03, 2025 7:50 pm
Calibration Via Inverse solution

Last post by Kassaye Gurebiyaw « Tue Apr 29, 2025 6:23 am
Replies: 4
by Kassaye Gurebiyaw » Mon Apr 28, 2025 10:07 am

4 Replies

2314 Views

Last post by Kassaye Gurebiyaw
Tue Apr 29, 2025 6:23 am
Obtaining final pore pressure

Last post by f.figueroa « Mon Apr 28, 2025 6:24 pm
Replies: 8
by f.figueroa » Thu Apr 24, 2025 6:16 pm

8 Replies

3284 Views

Last post by f.figueroa
Mon Apr 28, 2025 6:24 pm
HYDRU-3D

Last post by Jirka « Mon Apr 21, 2025 10:03 pm
Replies: 1
by Rai_Abraham » Mon Apr 21, 2025 7:28 pm

1 Replies

1883 Views

Last post by Jirka
Mon Apr 21, 2025 10:03 pm
Question Regarding Matrix Concentration Behavior under Passive Root Solute Uptake in Dual-Permeability Model

Last post by YOON « Sun Apr 20, 2025 3:24 pm
Replies: 3
by YOON » Mon Apr 14, 2025 2:00 pm

3 Replies

2468 Views

Last post by YOON
Sun Apr 20, 2025 3:24 pm
Mesh generation error in HYDRUS-3D General

Last post by Mirek « Sat Apr 19, 2025 6:35 am
Replies: 5
by imranazizul07 » Wed Apr 16, 2025 8:42 pm

5 Replies

2828 Views

Last post by Mirek
Sat Apr 19, 2025 6:35 am
Hydrostatic Initial conditions

Last post by ShahDad « Fri Apr 18, 2025 8:22 am
Replies: 4
by ShahDad » Wed Apr 16, 2025 12:49 pm

4 Replies

2666 Views

Last post by ShahDad
Fri Apr 18, 2025 8:22 am
distinguish different seepage faces

Last post by Jirka « Sun Apr 13, 2025 5:42 pm
Replies: 1
by peirong.lu » Sun Apr 13, 2025 7:37 am

1 Replies

2073 Views

Last post by Jirka
Sun Apr 13, 2025 5:42 pm
scaling factor

Last post by Jirka « Fri Apr 11, 2025 2:07 pm
Replies: 5
by devappa » Tue Mar 11, 2025 7:00 am

5 Replies

12863 Views

Last post by Jirka
Fri Apr 11, 2025 2:07 pm
Sensitiivity Analysis

Last post by Jirka « Thu Apr 10, 2025 8:17 pm
Replies: 1
by yared123 » Thu Apr 10, 2025 6:19 pm

1 Replies

2062 Views

Last post by Jirka
Thu Apr 10, 2025 8:17 pm
No Flux BC when the specified nodal pressure head is negative

Last post by Jandleuven « Wed Apr 09, 2025 7:23 am
Replies: 2
by Jandleuven » Tue Apr 08, 2025 12:35 pm

2 Replies

2229 Views

Last post by Jandleuven
Wed Apr 09, 2025 7:23 am
Heat Transport Calibration Question

Last post by Jirka « Tue Apr 08, 2025 9:29 pm
Replies: 2
by austin1025 » Sun Apr 06, 2025 10:48 pm

2 Replies

2140 Views

Last post by Jirka
Tue Apr 08, 2025 9:29 pm
Constructed Wetland Model for Space Application

Last post by Jirka « Tue Apr 08, 2025 9:08 pm
Replies: 3
by AhsanRNasir » Mon Mar 31, 2025 3:02 pm

3 Replies

3689 Views

Last post by Jirka
Tue Apr 08, 2025 9:08 pm
Printing time and discrepancies

Last post by Jirka « Sun Apr 06, 2025 9:25 pm
Replies: 5
by Kassaye Gurebiyaw » Sat Apr 05, 2025 4:41 pm

5 Replies

2787 Views

Last post by Jirka
Sun Apr 06, 2025 9:25 pm
Plotting Sensitivity Analysis in HYDRUS (2D/3D) Model

Last post by onanagaba « Sun Apr 06, 2025 4:51 pm
Replies: 2
by onanagaba » Mon Mar 24, 2025 9:44 am

2 Replies

2713 Views

Last post by onanagaba
Sun Apr 06, 2025 4:51 pm
Longitudinal dispersivity, spatial discretization and Peclet number

Last post by Jirka « Wed Apr 02, 2025 6:31 pm
Replies: 1
by deboratto » Wed Apr 02, 2025 2:26 pm

1 Replies

2037 Views

Last post by Jirka
Wed Apr 02, 2025 6:31 pm
Abnormal Solute Flux Outputs with PFAS Module in 2D Domain

Last post by Jirka « Thu Mar 20, 2025 10:07 pm
Replies: 1
by xiesijin » Thu Mar 20, 2025 1:21 pm

1 Replies

2188 Views

Last post by Jirka
Thu Mar 20, 2025 10:07 pm
Transfer final conditions to new model

Last post by f.figueroa « Tue Mar 11, 2025 5:11 pm
Replies: 2
by f.figueroa » Mon Mar 10, 2025 12:42 pm

2 Replies

2720 Views

Last post by f.figueroa
Tue Mar 11, 2025 5:11 pm
Model non-convergence problem

Last post by Jirka « Mon Mar 10, 2025 10:11 pm
Replies: 5
by Weikanon » Mon Mar 10, 2025 2:21 am

5 Replies

3901 Views

Last post by Jirka
Mon Mar 10, 2025 10:11 pm
"too many steps in qromb" when using PFAS module

Last post by siminhydrus « Tue Mar 04, 2025 11:55 pm
Replies: 6
by siminhydrus » Mon Jan 27, 2025 7:46 pm

6 Replies

5227 Views

Last post by siminhydrus
Tue Mar 04, 2025 11:55 pm
Heat Transport Extreme Values

Last post by Jirka « Fri Feb 28, 2025 12:39 am
Replies: 1
by austin1025 » Fri Feb 14, 2025 2:39 am

1 Replies

2727 Views

Last post by Jirka
Fri Feb 28, 2025 12:39 am
Questions about mass Balance error and random field of adsoption

Last post by Jirka « Fri Feb 28, 2025 12:07 am
Replies: 5
by xiesijin » Wed Feb 26, 2025 12:41 pm

5 Replies

3820 Views

Last post by Jirka
Fri Feb 28, 2025 12:07 am

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