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  1. Moustafa Elsawy

    ABAQUS - Obtain Moment of Inertia of each element in an instance using getMassProperties(..)

    I am trying to loop over all the elements in a certain instance (or part) and obtain the moment of inertia of each element. I can do this in the Visualization window in ABAQUS CAE, but I am unable to do it for each element using python The following line gives me for the whole part...
  2. Moustafa Elsawy

    Modeling stress dependency of stiffness with USDFLD

    Thank you so much Pevoz!! I have edited it to my needs and it looks like its working as I am seeing the change in the input file. Now whats left is to run the model and see if the results make sense. Will keep you updated if something goes wrong. If you dont hear from me means im good to go...
  3. Moustafa Elsawy

    Modeling stress dependency of stiffness with USDFLD

    Hi Pevoz, thanks your fast reply. I am not an expert yet when it comes to controlling ABAQUS using Python as I always do an example with the macro recorder and work on from there. Would you mind just explaining a few points for me: 1) You are running this script after creating the model right...
  4. Moustafa Elsawy

    Modeling stress dependency of stiffness with USDFLD

    Or is it using the *Initial Conditions in the input file and applying an initial condition to all nodes? If so, is there an easy way to get all nodes on the same level using a function or something? Moustafa
  5. Moustafa Elsawy

    Modeling stress dependency of stiffness with USDFLD

    Hi Pevoz, So sorry I havent seen your response until now. I have tried to read the documentation section for the insert function but still dont understand how you are initialising the FV for each node? Are you using the UFIELD subroutine? If you dont mind if you can explain in some detail as I...
  6. Moustafa Elsawy

    Restart analysis for dynamic implicit including INFINITE elements

    I have followed the documentation for all the modifications you have to do in the input file to perform a restart analysis. My method works on simple static models, however when running my main model that includes infinite elements(CIN3D8R) it gives the following error when running the...
  7. Moustafa Elsawy

    Modeling stress dependency of stiffness with USDFLD

    Hi, I am sorry to bring this post back to life. David if you see this can you post what finally solved this issue for you? I am stuck on the same issue. Thank you in davance!
  8. Moustafa Elsawy

    Increasing element temperature as strain increases? Used to incorporate Soil shear modulus reduction

    Hi everyone, I am trying to incorporate the Shear modulus reduction curve. This is basically a curve that shows the relationship of the modulus with changing strain (modulus of soil decreases as strain increases). First of all, is there a way to incorporate this without defining a umat? And if...
  9. Moustafa Elsawy

    Initial stresses read from output database because element type is incorrect?

    Hello, I have a silly problem thats been bothering me. I am doing a simple model of just a soil block using (C3D8R) element type. My first step is the initial default step with the predefined field of stresses (user input stresses due to own weight). My second step includes gravity force on the...

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