Hello,
I spent three months working on a project involving the mechanical analysis of arterial walls in aneurysm regions using FEBio. I obtained...
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applied prestress on shell element
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Error: Negative Jacobian detected during domain initialization
Hello,
I am having trouble running my structural mechanics model. It keeps giving me this domain initialization error and also lists specific...
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Negative jacobian error in FEbio run
Hi FEBio Developers,
I am trying to run a simulation but I am getting a negative jacobian error. Previously, I had faced the same problem with my...
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Negative Jacobian Error
Hi FEBio Developers,
I am trying to run a simulation but I am getting a negative jacobian error.
Description of my model:
1.Development...Last edited by subratamondal; 02-24-2023, 04:42 AM.
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Negative jacobian was detected.
Hi,
I need help with this error I am getting on my model. I am using the angioFE plugin, and version 1.61. I am attaching the model underneath....
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Linear solver trouble with biphasic materials
Hello,
I'm aware that choice of solver is very dependent on the problem at hand, but I was curious to find out whether there is a recommended...
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Frictionless Contact Problems
Hello community,
I am running a few different contact problems where I run sliding elastic contacts and tied contacts.
I have success...
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The Element IDs for Elements with Negative Jacobian
Hi,
I'm trying to troubleshoot my model, which has convergence problems. According to the User's manual, I tried to add "-g"...
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Artery Inflation by Pressure Load Negative Jacobian
EDIT: I was having an issue with inflating an artery to simulate a balloon angioplasty. The pressure load was giving me Negative Jacobians with any amount...Last edited by car207; 10-29-2020, 03:35 PM.
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Negative Jacobians while applying the pressure to Orthotropic material
I have modelled a geometry with 4 layers: Epidermis, Dermis, Fat and Muscle.
All tissues were assumed to behave as viscoelastic solids. The hyperelastic...
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Frictionless & Friction Contact Problems (Sliding Elastic)
Hello again community,
Thanks to the help of this forum I progressed in my project quite a bit.
Now I seem to encounter...
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Negative Jacobian Error in Compression of a Cube Between Two Plates
Hi, I have been trying to run an analysis on a model I created in PreView of a cube being compressed between two plates for a tissue modeling course I...
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Change of display of Negative Jacobian Errors
Does version 2.9.1 no longer display the element number with the negative Jacobian error? I used the information for diagnosing problems with my model...
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Negative Jacobian
Hi,
While running my simulation i am getting the error "Negative Jacobian was detected at element", What is the meaning of this...
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Display of Elements that have Negative Jacobians
I have been iterating on a model that often has Negative Jacobians. Since I am iterating on boundary conditions and material models, I would like to...