Dear all,
I’m facing trouble in calculating NO. 16 parameter in the UMAT for sand hypoplasticity by Dr. Masin, any help will be really appreciated especially with an example.
Best Regards,
Aysar
Related Articles
-
Hypoplastic Interface Model: Does anybody implemented this model in FLAC3D
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 […] -
Hypo-sand UMAT problem
Dear community I have 4 Question in implementation of Hypo-sand Umat in ABAQUS could someone kindly explain? 1. I checked the Umat file from (https://soilmodels.com/download/plaxis-umat-hypoplas-zip/) and i understand this subroutine […] -
Setting of Kw for Hypoplastic Clay UDSM in Plaxis
Prof. David Masin, I am posting the queries I have emailed you earlier which you have answered and therefore I am posting it here as per your request. I wish […] -
UMAT in Geotechnics
Hi Everyone! I am a research Intern at Laval University, my project is about the effect of soil structure interaction on the seismic design of Geostructures. Exactly we want to […] -
UMAT for strain-rate effects
Dear community, I’m interested in constitutive models that can handle strain-rate effects for HSR on sands for simulating free fall penetration. I would appreciate any help. Do you know any […] -
Question on the Matlab driver-hypoplastic models
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 model for Granular soil
Hello everyone, Could you please anyone tell me that how I can define the hypoplastic constitutive model for granular soil in ABAQUS 6.13. With Regards, Naveen. -
Who is Online
Supporting Organisations
Recent posts
-
Oedometer tests on Ticino sand 8.4.2021
-
PM4Silt now available in PLAXIS 2D 30.3.2021
-
Two postdoctoral positions in computational mechanics in Ben Gurion university and Ariel university, Israel, are available immediately 28.2.2021
-
K0 determination Reloading using HP clay model 22.2.2021
-
Seismic Liquifaction 11.2.2021
-
Modelling cyclic loads in Tochnog 11.2.2021
-
Soft soil model vs Soft soil creep model 8.2.2021
-
Boundary value problems for granular materials subjected to earthquake loading 8.2.2021
-
Guidance for a newbie 6.2.2021
-
Modelling Rate-dependent behaviour of clay [Urgent] 1.2.2021
-
Postdoctoral Fellowship in computational geomechanics 27.1.2021
-
USDM – Creep -SCLAY1S 25.1.2021
Hi, this is not a parameter, but state variable, which is measured and not calibrated (volume of voids over volume of solid).
Hi,
Thanks for your reply, this void ratio is at the initial state?
Yes please