How to insert cohesive zone elements in 3 D continuum shell quasi isotropic layup?

More Salman Khalid's questions See All

Cohesive zone length meaning??

Hi, i am little confused about the term cohesive zone length in delamination modeling of composites. is it the thickness of cohesive zone? or something else? Thank you in advance

02 March 2019 7,783 2 View

Difference between continuum shell elements and 3d elements??

What's the difference between continuum shell elements and 3d stress elements

01 February 2019 6,240 0 View

Abaqus asxissymmetric model?

Hi i am working on abaqus open hole tensile model. i have given axis-symmetric boundary conditions for a quarter model. However, when i am using mirror command, there exists a gap in XZ plane. but...

31 December 2018 6,386 1 View

What should be the appropriate thickness of cohesive zone element??

I am working on delamination modeling by using cohesive zone approach in abaqus. i am defining abaqus inbuilt cohesive elements by defining the cohesive surfaces. i am concerned about the...

11 December 2018 151 3 View

How to define unit cell model in abaqus for heat transfer problem?

i am working on heat transfer problem . i have to model unit cell and find local temperatures then i have to go to global scale for finding the global temperatures. is there any reference or...

10 November 2018 5,874 1 View

Can i transform block diagaram to control logic diagram in MATLAB/SIMULINK?

i am working on boiler process model. i have devleoped boiler process model. i have boiler block diagram. can i transform my process model (block diagram ) to control logic diagram in MATlab/simulink

09 October 2018 7,447 0 View

Whats the difference between control logic diagram and block diagram??

i have to develop boiler control logic diagram on MATLAB/ SIMULINK. i have block diagram of boiler. i want to know the difference between control logic diagram and block diagram. i have attached...

09 October 2018 6,055 6 View

I am simulating low velocity impact on cfrp by using abaqus. i am confused defining amplitude of impactor in abaqus while defining velocity?

i have force vs time graph . i have to define amplitude. what should i do. as amplitude definition is important step in analysis

08 September 2018 5,417 3 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

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 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

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

How can we use a hybrid element in Abaqus Dynamic/Explicit for impressible materials?

Hi, all! How can we use a hybrid element in Abaqus Dynamic/Explicit for impressible materials? I have not find the choice for explicit element in Abaqus CAE. I am wondering whether it is possible...

25 February 2021 9,936 2 View

Abedin Gagani

Hi Salman,

I suggest this textbook:

Guidelines for Applying Cohesive Models to the Damage Behaviour of Engineering Materials and Structures, Schwalbe, Karl-Heinz, Scheider, Ingo, Cornec, Alfred (2013), Springer-Verlag Berlin Heidelberg, DOI 10.1007/978-3-642-29494-5

Chitaranjan Pany

https://www.diva-portal.org/smash/get/diva2:1004785/FULLTEXT01.pdf

Hala Tawfek Hasan

thank you very much ,

greeting,

hala