How to give properties of geosynthetic materials in abaqus?

Dear all, I need to give properties of geosynthetic material in ABAQUS. Right now, I am giving as linear elastic material. Is it the correct way to give as linear elastic?, If it is appropriate to...

10 November 2016 6,716 2 View

How to change the stack direction of cohesive elements?

Hello all, I have two questions regarding the stacking direction of cohesive elements. 1. How to change the stack direction. I modelling using 2D. I have done as mentioned in the manual.I have...

02 March 2016 7,055 6 View

What is the difference between cohesive elements and cohesive surface behaviour?

Hello all, I need to model a beam which contains geosynthetic material at some depth. To model the interface between two materials, I have used cohesive elements and cohesive surface behaviour....

02 March 2016 2,108 4 View

How to model crack propagation in abaqus using CZM?

Dear all, I need to model crack propagation in viscoelastic material. I am using CZM for modelling it. I am not able to get the softening behavior in force vs CMOD curve. I have used following...

01 February 2016 4,564 5 View

How does XFEM work with two part instances?

Dear all, I have to model three point beam bending test on asphalt concrete beam with geosynthetic interface layer at 2/3rd depth from the top(using abaqus 6.12-3). I have modeled three parts...

31 December 2015 4,924 2 View

How do I input XFEM in abaqus for viscoelastic materials?

Hello all, I need to simulate three point beam bending test on Asphalt concrete using ABAQUS 6.12. As Asphalt concrete is viscoelastic material, I have given solution procedure as VISCO. To allow...

11 December 2015 2,881 3 View

How does the crack propagate in abaqus (XFEM)?

Hello all, I have modeled crack propagation in three point beam bending test on concrete. Material is homogeneous, loading is applied at the middle of the beam. Initial crack is given at lower...

11 December 2015 4,603 5 View

Which analysis procedure is best suited for Asphalt concrete (Viscoelastic) in ABAQUS?

Hello all, I need to study the Asphalt concrete (Viscoelastic) behavior under static loading using ABAQUS. Which analysis procedure could give the proper results. Suggestions are helpful. Thanks...

11 December 2015 2,729 1 View

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS?

I need to model masonry and reinforced concrete minarets for my MSc thesis. Which one is easier and better at modeling slender masonry structures? ANSYS or ABAQUS? (Or any other program for just...

01 March 2021 736 3 View

How to assign different material properties to each element in Abaqus ?

Hello, I am writing a python script to generate my model and write the input file. The problem is I have 1000 elements in my mesh and I want to assign different material properties to each...

01 March 2021 9,511 3 View

How to define tie constraint between rigid body and another part in dynamic explicit model of Abaqus?

Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...

28 February 2021 3,442 2 View

How to modify Johnson cook equation in ABAQUS?

I wanted to add an extra parameter to the existing Johnson cook equation in the ABAQUS simulation. How to add those extra parameters. Ref: A modified Johnson-Cook material model with strain...

28 February 2021 4,841 3 View

What is Flat Lens Antenna?

28 February 2021 5,433 3 View

For modelling epoxy-based matrices (in composites), which model in ABAQUS is the most suitable, Concrete damaged plasticity or Drucker-Prager model?

I am working on developing a micromechanical FE model for predicting kink-band formation in UD composites. To model matrix plasticity, which model, out of Concrete Damaged Plasticity and...

28 February 2021 5,415 1 View

How to find the right number of integration points in second order 3d finite elements?

I am familiar with finite element simulations and numerical schemes like the Gauss Legendre quadrature. I also know that the Gauss integration yields exact values for polynomials up to degree 2n-1...

27 February 2021 6,818 3 View

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View