Negative Volume
Negative Volume
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Joined: January 16, 2019 3:58 am
Last seen: November 25, 2025 7:59 pm
Topics: 13 / Replies: 659
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RE: Need Advice

Hi @snipesc, Sounds like an interesting project! Looks like you've already gotten some good advice. I would start off by looking at it from the big...

6 years ago
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RE: Need Advice

@manual_surtax, Helpful advice! Try to limit any links that you post to be directly relevant to the topic, otherwise it comes across as spammy 🙂

6 years ago
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RE: Beam_to_Shell_Edge Contact

@meees I’m not sure what you mean by that first point. The thickness of the beam should be taken into account for the contact unless you define a va...

6 years ago
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RE: Beam_to_Shell_Edge Contact

@meees ah I see. Well there is a contact that works for beams to surfaces: *Contact_Automatic_Beams_to_SurfaceNow I’m not sure if it will work for t...

6 years ago
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RE: Subsystems

@gmc23 Yeah this can be tricky. You may have missed some nodes to rotate like in joints etc. Try selecting "Whole" when you are selecting nodes for ...

6 years ago
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RE: Timestep and mass scaling

Hi @murali, Sorry for the delay. The links below should give you plenty of detail regarding your question. Let me know if you have any further quest...

6 years ago
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RE: RVE Modeling: LSTC Examples do not work properly

Hi @leberkaes94, If they are recently developed functions then it could be your solver for sure. I'm not sure what the latest solver version is, bu...

6 years ago
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RE: Beam_to_Shell_Edge Contact

Hi @meees, So by beam, you are talking about that blue part correct? Because that does not appear to be a beam element (1D) unless you have some vi...

6 years ago
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RE: Rigid Part Contact Not Behaving as Expected

Hi @pjay, Direct contacts between rigid parts should be avoided in LS-DYNA. You say that the simulation takes much longer with *Mat_Elastic for the ...

6 years ago
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RE: Multiple Plot States (Iso Surface and Fringe plot)

@jaguar36 Ah, I'll keep thinking on it.

6 years ago
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RE: Multiple Plot States (Iso Surface and Fringe plot)

Hi @jaguar36, Try showing 1 part at a time when doing this. So go to select part and only select one part that you want a fringe plot. Then after t...

6 years ago
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RE: Filter/Reduce DATABASE_HISTORY_NODE Output

Hi @stefception, I tried searching for this but could not find a solution. There may be a way to do this that I don't know of or a way to do it pos...

6 years ago
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RE: Effective plastic strain

Hi @zanoofar, I'll link to an LS-Dyna ticket request below. It's basically just an official answer from LSTC. This may or may not be helpful, ...

6 years ago
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RE: LS - DYNA Yahoo group

@richsmith I agree, the database should be kept. You can still access the threads that were sent to your email if you were subscribed, but the databas...

6 years ago
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RE: Tied Boundaries

@hugo-s I would suggest splitting those selected nodes into two separate node sets and then creating two *Boundary_prescribed_motion_set to apply mo...

6 years ago
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