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  • Users: compabaq
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  1. compabaq

    Cohesive law behind crack tip not debonded in Explicit

    I'm modelling the debonding between two interfaces in a 3D model using a cohesive zone. When I was using Implicit, the CSMAXSCRT and CPRESS showed nice, regular behaviour. With this, I mean that the contours are more or less straight over the width of the interface. When I switched to Explicit...
  2. compabaq

    Entering stress-strain diagram for compression and tension

    Hi guys, I would like to enter the entire stress-strain diagram of a plastic. This diagram is different in uniaxial compression and tension. I have the entire stress-strain diagram available for both, and I'm not worried about what happens in the other directions when the material yields. I do...
  3. compabaq

    Contact property with damage in Explicit

    I am trying to model a surface-to-surface contact in Abaqus/Explicit. When I add a contact property with "Cohesive Behaviour" and "Damage" defined, then I get the following error message: "The interaction "name" references a contact property (name) that contains the damage or cohesive behaviour...
  4. compabaq

    Damping/stabilisation in implicit dynamics

    I am trying to model crack growth in a material using a cohesive interaction. It's basically two symmetric 3D halves that are being pulled apart in the normal direction with a cohesive zone in the symmetry plane. I want to monitor the crack growth as a function of the applied load. This works...
  5. compabaq

    Achieving static equilibrium in Abaqus/Explicit

    I'm trying to model a dynamic process, but in the first step I need to start by pre-straining my model to a static equilibrium. I have attempted to achieve this equilibrium by applying the displacement in a very gradual way. I have done this using a smooth amplitude, spread over a relatively...

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