ISA is a mathematical extension of conventional hypoplastic models for soils to improve simulations of cyclic loading. It can be considered as a reformulation of the conventional intergranular strain theory by Niemunis and Herle (1997).
Tag Archive for: idriver
A PhD-level course on hypoplastic constitutive modelling intended for both academia and practitioners.
SoilModels News – Barodesy, Incremental Driver update, post views count and ExCalibre input files

Views
257
Number of interesting news at SoilModels from past week: New Barodesy constitutive model, umat with source code and Plaxis DLL. Thanks to the researchers from the University of Innsbruck (Barbara […]
Barodesy (Kolymbas, Medicus, Schneider-Muntau, Fellin)

Views
1,854
Barodesy is a constitutive model for granular media and does not use standard notations of elasto-plasticity, e.g. yield function, flow rule or plastic potential.
SANISAND (Dafalias and Manzari, 2004)

Views
8,971
SANISAND is an advanced elasto-plastic model based on a concept of rotational hardening incorporating the effects of fabric-dilatancy.
Sand Hypoplasticity (von Wolffersdorff, 1996)

Views
5,517
Sand hypoplastic model is an advanced incrementally non-linear constitutive model for sand, an outcome of an extensive research at Karlsruhe University in 1990's.
Clay Hypoplasticity (Mašín, 2014)

Views
10,045
Clay hypoplasticity is an advanced incrementally non-linear constitutive model based on critical state soil mechanics developed specifically for simulation of fine-grained materials.
Download Package of Incremental Driver

Views
1,091
Download package of a Incremental Driver single element program by Niemunis (2007, 2014) for running element tests using constitutive models implemented in umat format.
Who is Online
No one is online right now
Search SoilModels Website
Recent posts
-
Shear modulus degragation 12.5.2022
-
FRIC code for clay hypoplasticity interface 23.4.2022
-
Hypo-umat sand 18.4.2022
-
Hypo-umat sand 18.4.2022
-
Using pore fluid-stress element in SandSand 9.4.2022
-
“Warning LNK4210” – hypoplastic clay UMAT 8.4.2022
-
Prague Geotechnical Days 2022 with Prague Geotechnical Lecture by prof. Cino Viggiani 7.4.2022
-
Micropiles load tests database 26.3.2022
-
DIANA 10.5 new features 10.3.2022
-
Input files for element tests for hypoplastic clay/sand UMAT 6.3.2022
-
Combining Hypoplastic-sand and Hypoplastic-clay in one UMAT file 2.3.2022
-
UMAT code for Unsaturated soil modes 19.2.2022
Recent Comments