I have a UMAT of Mohr Coulomb with no hardening, where i have to define SSE (specific strain energy) and SPD (specific plastic dissipation). Any idea?
Related Articles
-
General Questions Hypoplastic Umat on Abaqus
Hi all, After successfully testing a linear elastic Umat on Abaqus, I am now trying to test the Hypoplastic model Umat. I intend to carry out a drained triaxial single […] -
Htypoplastic Model in Miidas GTS NX
Hello.. I am defining the hypoplastic parameters for Karlsruhe sand (found in a paper) using MIDAS GTS NX. In the software the a requesting (in addition of parameters) the number […] -
Multi-objective analysis of the Sand Hypoplasticity model calibration
I am happy to announce that our pre-print paper, “Multi-objective analysis of the Sand Hypoplasticity model calibration”, is available on researchgate (https://www.researchgate.net/publication/369199567_Multi-objective_analysis_of_the_Sand_Hypoplasticity_model_calibration) and Axive (https://doi.org/10.48550/arXiv.2303.07234). In this work, we study […] -
Degradation ( disturbance ) of hypoplastic clay
Hello everyone, I want to use ABAQUS to do the degradation of hypoplastic clay, but you can ‘t do it with umat. Changing K, A, sf in ABAQUS has no […] -
-
Dynamic Compaction Simulation by ABAQUS
Greeting Everyone, I’m a new user of ABAQUS. I’m trying to simulate soil dynamic compaction by Cap model. I simulated the blow by half sinusoidal wave. Although I used Cap […] -
Question on the Matlab driver – model hypo Sand
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. […] -
Difference between ExCalibre and Plaxis for Oedometer test
Hello all, i did the automatic calibration for the Dobrany and Motol sand and tried to model the soil tests also in Plaxis and then to compare both. For the […]
Supporting Organisations
Recent posts
-
Postdoctoral position at COFS, UWA 28.7.2025
-
Hypoplasticity clay in ABAQUS 23.7.2025
-
Drucker-Prager Cap 29.5.2025
-
Abaqus RITSS with hypoplastic 9.4.2025
-
Fellin UMAT subroutine 2.4.2025
-
Hypoplasticity clay for triaxial compression in abaqus 26.3.2025
-
Abaqus RITSS methon for LDFE analysis with hypoplastic 17.3.2025
-
Request for VUMAT Implementation of Mohr-Coulomb, Drucker-Prager, or Drucker-Prager Cap 28.2.2025
-
Suggestions for an Advanced Constitutive Model in FEM-Based Dynamic Slope Stability Analysis 12.2.2025
-
Hardening Soil or Hardening Soil-Small umat in Abaqus 2.1.2025
-
hypoplastic interface 11.12.2024
-
Triaxial Test Driver SANISAND 30.10.2024
Dear Matias,
I unfortunately can’t answer your question, but I’m asking you if you can provide me with the Mohr Coulomb UMAT if possible.
Thanks in advance.