Hi Prof. Masin , It is related to my previous post. Sorry to bother you again. I simulated Oedometer test in Plaxis as well as centrifuge reloading (using HP clay […]
Hello All, I am trying to simulate the seismic liquefaction in Abaqus. Can you please help me to model this. Best Regards’ Saqib
Dears all, I am using Tochnog professional software to model undrained cyclic triaxial test for behaviour and liquefaction studies. Is there an incremental driver model to execute for compressional cyclic […]
Soft soil and soft soil creep model both include time while performing the analysis. What is the difference between both of them.
Boundary value problems for granular materials subjected to earthquake loading
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Dear All, Hope you all well, I have been searching for some good publications on the Boundary value problems on Foundation system with granular materials subjected to earthquake loading or […]
Greetings I am entirely new to soil modelling. I want to undertake a thesis on soil modelling. Currently I’ve basic understanding of soil mechanics which is taught at undergraduate level. […]
Using PLAXIS, how to model rate dependent behavior of clay. This is to show the viscous behavior of the soil. Thank you in advance
I have the license, but can’t login as it is a server license. In order to access this model, i need the .dll file. Can anyone help me with this. […]
Is there Hardening Soil Model in Abaqus?
Dear All, I am currently using the hypoplastic model for gran materials from Prof. von Wolffersdorff to simulate soil excavations in a context of large deformations. I have been searching […]
How do I perform oedometer test simulation in PLAXIS
Hello all, I am trying to implement boundary surface plasticity using Bardets model in MATLAB. But i am obtaining negative values for q and Dep. Any help in this regard […]
I am looking for an example of the oedometric test similation with Abaqus, in particular : Load-Unload-Reload
Hello Everyone, Can anyone have umat available for SANISAND 08 (Simple anisotropic sand plasticity model)?. Paper authored by Taiebat and Dafalias. They have used a closed type yield surface. Regards […]
Hi, I am working in Abaqus, aiming to model double porosity clay consolidation data by using hypoplastic clay model with meta stable structure. First, i just wanted to verify basic […]
Dear all, I am trying to calibrate the hypoplastic parameters for the hypo sand model with ExCalibre tool, using CID for a particular sand. The moment I try to load […]
Issues in getting the negative values of q (mean deviatoric stress) while simulating cyclic triaxial test in ABAQUS using SANISAND subroutine.
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Hello Everyone, I have been trying to simulate the cyclic triaxial test using the SANISAND04 subroutine. When I plotting the stress path (p-q plot), I am getting only the positive […]
Dear all, I am a Ph.D. student at Kharazmi University. Recently I have been trying to simulate a triaxial compression test using the hypoplasticity model for clay using ABAQUS. The […]
Dear Prof. Masin and Soil Model Community, I am using HP clay subroutine in Plaxis 3D to simulate soil structure interaction problem. I want void ratio and OCR variation along […]
Dear all, I am trying to use Abaqus to modeling undrained cyclic triaxial test for liquefiable soil. I am wondering how could I applied the cyclic load. I should apply […]
Dear all, I am pretty new in coding and using Abaqus. I have trouble with coding the UMAT for NorSand. If any of you have any good references, please share […]
Hello all, I am currently working on the FE modeling of anchors installation into the soil using the CEL analysis in Abaqus. I tried to use the hypoplastic vumat for […]
Dear concern, Recently i have modelled the soil pile interaction using Abaqus CEL method. The hypoplastic behavior of the soil is model using user subroutine VUMAT. The properties of the […]
Dear concern, Recently i have modelled the soil pile interaction using Abaqus CEL method. The hypoplastic behavior of the soil is model using user subroutine VUMAT. The properties of the […]
Dear all, I am simulating static pile load test in the rock by using ABAQUS. For comparison of numerical results with the experimental, I need skin friction vs depth plot. […]
Hi everyone: I am trying to use SANISAND as the constitutive model of soil, and use ABAQUS software to simulate pile-soil interaction. First step is “Geostatic”, the second step is […]
I have been a =n user of the open source version of Tochnog for since 2004. I have been one of the maintainers and have contributed to the capabilities of […]
Dear all, After carefully reading the matlab drivers of hypoplastic models, I was wondering whether the driver can simulate triaxial extension tests. As I change the constraints to reflect triaxial […]
Dear all, I am a PhD student in Hohai University. Recently I have been trying to simulate a triaxial compression test using the hypoplasticity model for clay. The UMAT subroutine […]
I am trying to develop UMAT code for MCC, but facing difficulty. Is there any such files available which can help me to speed up. please refer. Thank you.
Dear all, does anyone have the umat code for Mohr Coulomb in Abaqus? For my current work I need a umat for Mohr Coulomb in Abaqus. It would be highly […]
Hi everyone, I would like to ask if anyone has an example umat file for me to study to work on my master thesis researches. I would like to create […]
Hello everyone; I have implemented the Sanisand constitutive model (UMAT) in abaqus in the scope of performing a dynamic analysis on a 3D soil-pile interaction problem. I have succeded in […]
Hi everyone: I am trying to use SANISAND as the constitutive model of soil, and use ABAQUS software to simulate pile-soil interaction. Is it better to choose “Static, Genaral” analysis […]
Hi, I am going to use the usdfld to function the density of sand changing due to confining pressure. I am not sure Abaqus will call the usdfld for every […]
Hi to everyone I want to model a Sand with Cap plasticity or Drucker Prager failure criterion in ABAQUS, and I have the result of Triaxial test (I’ve attached the […]
Dear all, Recently, I have been working on the simulation of a pile-soil interaction with CEL method in Abaqus/Explicit. I simulate the sand with the Sand Hypoplasticity Model provided by […]
Barodesy download package including small strain stiffness and strength reduction (UMAT and PLAXIS dll)
||Finite Elements|0 |
A new download package for Clay Barodesy is available in the download section (https://soilmodels.com/barodesy/) The model uses the basic model of barodesy for clay (Medicus G. and Fellin W. 2017) […]
Dear all, After carefully reading the matlab drivers of hypoplastic models, I was wondering why there is not mix control undrained TX compression. I want to achieve the same result […]
Hypoplastic Interface Model: Does anybody implemented this model in FLAC3D
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I want to use this model to simulate soil-structure interaction in FLAC3D software, so I was wondering does anybody implemented this model in FLAC3D, and could you please share your […]
Dear all, I am a PhD student in China University of geosciences. Recently, I have been working on the simulation of a pile-soil interaction with Abaqus. I simulate the sand […]
General questions on implementation of sand hypoplasticity model with Abaqus umat
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Dear all, I am a PhD student in Zhejiang University. Recently, I have been working on the simulation of a braced excavation with Abaqus. I want to simulate the soil […]
Dear fellow, Anyone have SANISAND 2008 by Taiebat and Dafalias umat subroutine available for Abaqus. I have 2004 but I need 2008 one.
As a beginner to soil constitutive modelling, I am learning the hypoplastic models by reading the matlab drivers. I am confused with the matlab file f_hyp.m in the model hypo_sand. […]
Dear all, I am currently writing a proposal for a (small & hopefully nice) eLearning project: Within the project, I would like to create animations related to constitutive modelling. I […]
Hello everybody, Does somebody know a FEM Software with the implementation of PM4Silt model’s routine? I mean, one different from FLAC. Thanks for your help.
I am currently modelling a test conducted in the geotechnical centrifuge facility at HKUST. The test consisted of a sand slope with a rising water table. The slope height in […]
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Recent posts
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K0 determination Reloading using HP clay model 22.2.2021
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Seismic Liquifaction 11.2.2021
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Modelling cyclic loads in Tochnog 11.2.2021
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Soft soil model vs Soft soil creep model 8.2.2021
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Boundary value problems for granular materials subjected to earthquake loading 8.2.2021
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Guidance for a newbie 6.2.2021
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Modelling Rate-dependent behaviour of clay [Urgent] 1.2.2021
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Postdoctoral Fellowship in computational geomechanics 27.1.2021
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USDM – Creep -SCLAY1S 25.1.2021
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Hardening Soil Model in Abaqus 25.1.2021
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Effects of water content in sand in hypoplastic strength parameters 25.1.2021
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Simulating Oedometer test in PLAXIS 24.1.2021
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