Damage Evolution in Johson Cook fracture model in Abaqus?

04 May 2017 7,818 10 View

VUMAT code for fracture modelling in 2D machining?

Hi I am working on fracture modelling for machining process. I have written VUMAT code for my fracture model and it is successfully validated on single element in Abaqus/explicit. However, when I...

04 May 2017 5,182 3 View

Arbitrary Lagrangian-Eulerian (ALE) application in Orthogonal machining simulation ?

03 April 2017 6,147 5 View

What is a separation layer or sacrifice layer in Abaqus in simulation of metal cutting?

What is a separation layer or sacrifice layer in Abaqus in simulation of metal cutting. How to create it. What are the boundary conditions/constraints we give? During my metal cutting simulation,...

07 August 2016 7,136 2 View

2D simulation of orthogonal turning-"The elements contained in element set ErrElemExcessDistortion-Step1 have distorted excessively."-error?

Hi, I am working on Abaqus/Explicit for chip morphology in 2D orthogonal metal cutting (turning) of Ti6Al4V with WC tool. Upto my knowledge, I followed correct procedure for simulation. After...

02 March 2016 4,909 4 View

What is feed in 2D orthogonal turning simulation?

Hi, I am new to Abaqus and currently working on Abaqus/Explicit for chip morphology in 2D orthogonal metal cutting (turning). In literature, they are showing some images at so and so feed. How can...

02 March 2016 9,519 6 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 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

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 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 eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 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

How can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View