Negative Volume
Negative Volume
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Joined: January 16, 2019 3:58 am
Last seen: October 10, 2026 10:30 am
Topics: 14 / Replies: 661
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RE: R11 model on R13 solver

Here's the R13 release notes: "Added option to specify the energy release rates for modes I and II (GIC and GIIC) in *MAT_138 as element size dep...

3 years ago
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RE: Contact_Tied_Nodes_to_Surface_Constrained_Offset

Hi @justuslo, For this contact, only the SSID can be a node set, the MSID needs to be defined with a segment set, part set, part id, or shell eleme...

3 years ago
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RE: *INITIAL_CONTACT_WEAR data is not written in dynain file

Hey @geardyn-1, Sorry I've been afk for a bit. I know everyone has been appreciative of your replies. Anyways, curious if you solved this issue ...

3 years ago
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RE: Define EOS in LS-DYNA

I know this was a few months ago but @lubo could also try using simplified Johnson-Cook Mat 98 or tabulated johnson-cook Mat_224. James Kennedy put...

3 years ago
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RE: Make contact for rotate joint

Hi @david1987, Sounds like you might have initial penetrations/intersections in the mesh of your joint which could be preventing rotation.

3 years ago
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RE: Shell element failed error

Hi @mustafadundar, I'll need more details to help you debug the problem. You only attached an image of the initial model so it's impossible to know...

3 years ago
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RE: LS-DYNA module in Workbench vs. the LS-DYNA Program Manager

I don't use workbench so I can't be of help. But it seems like you might be able to read you .k file in using an External Model system? Sorry I c...

3 years ago
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RE: Convergence issues with *LOAD_NODE_POINT (LSDyna)

Hi @mmia1, It seems like your model is getting over constrained. Also, you are trying to expand those nodes outward radially with a force correct? ...

3 years ago
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RE: Access Violation Error

Hi @yoshimori3456, This error has been an issue brought up many times. Look into these links and see if they can help.

3 years ago
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RE: About Impulse in car collision

Hi @yoshimori3456, So you should be able to extract the motion (displacement, velocity, or acceleration) using the Post -> History tab of LS-Prep...

3 years ago
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RE: Need some help in *ELEMENT_BEAM_ELBOW

Hi @mmia1, Your elements are not actually separating, it's just a visualization of the beam cross section thickness. Prepost just displays offsets ...

3 years ago
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RE: Selective mass scaling by thick shells (Tshell elements)

Hi @geremy, Do you have any constraint definitions like *contact_tied or *constrained_spotweld?

3 years ago
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RE: Negative pressure on the surface of my model

@sheida have you taken into account that your prescribed load is applied to each segment in your set? In some applications, this might lead to higher ...

4 years ago
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RE: Strain rate in binout file

Hi @veroniquebouvette, I'm not sure about your Radioss or Abaqus question. But regarding LS-Prepost, you should be able to use Cfiles to script t...

4 years ago
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RE: wood tensile test

Hi @nyobe, Could you provide an image and visualize which element this plot is from? It looks like this element is failing or something. Hard to kn...

4 years ago
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