Negative Volume
Negative Volume
@negativevolume
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Joined: January 16, 2019 3:58 am
Last seen: October 10, 2026 12:02 pm
Topics: 14 / Replies: 661
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RE: Can l2a.exe merge ASCII files in Binout?

It doesn't appear like you can do this in Prepost. How long does it take to run your simulation? You might want to just go for that if you really want...

4 years ago
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RE: Can l2a.exe merge ASCII files in Binout?

Hmm this is a good question. I'm not sure if a third-party software could do this, but I would have to think you can do this in LS-Prepost. I'm lookin...

4 years ago
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RE: Can icfd couple with SPH? How is it implimented?

This isn't exactly what you are asking about but it's similar and might help to replicate this example

4 years ago
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RE: Model flies on the air

Hi @george-m, It looks like you have your gravity load curve flipped. It needs to be positive not negative, which I know seems backwards but it's j...

4 years ago
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RE: Tensile Test Analysis

Welcome to the forum! So are you building your model yourself or using something previously made? If you are creating something, it will be easy to...

4 years ago
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RE: Mass Damping

Hi @kein_roboter, Here's a good overview of damping: My suggestion is to first run your simulation without damping, so you can have a baseline...

4 years ago
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RE: URM Wall Model LS-DYNA

Hi @okuyan, I'm not sure defining the brick as rigid is going to work for you. Try changing the brick to *Elastic material and look up some generic...

4 years ago
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RE: Force-Displacement Curve

@kemoo it's difficult to tell whether the increased force is coming from the actual lattice structure being too stiff or from a factor in the boundary...

4 years ago
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RE: Double prescribed motion set on elements

Hi @socra_89, I'm sure you solved it by now. What you did seems right to me as long as the death time occurred right before the birth time of the 2...

4 years ago
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RE: Convergence prevented due to unfulfilled bc...

Hi @pauriera, Sorry for not getting this answered for you. You probably solved this by now but it sounds like you had issues with the Implicit conv...

4 years ago
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RE: Initial strain error

@justintime98 Oh very cool, that's good to know. Let me know how it works with just the stress.

4 years ago
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RE: Hyperworks Student Edition does not support LSDYNA export.

@ana @djsburra Did this ever get resolved?

4 years ago
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RE: Importing IGES and Geometry Cleanup

I'm going to bump this because I've always wondered if there is a better way to do this as well. Anyone know?

4 years ago
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RE: Initial strain error

@justintime98 hmm, so if you remove the *Include with the dynain file, then all of those *Initial_ files are no longer in the model correct? Just tryi...

4 years ago
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