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infusion v2.0

  • Thread starter Thread starter Matteo
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hi...I got to have in demo a version of in the nastran fx2009 r2...I am only approaching right now to the fem method and I would like to know what differentiates it from a code like ansys...I see that one weighs 1gb and the other 4 gb....
ah, I didn't say that, but I'm interested in knowing above all the difference in structural and thermal analysis.
Hi.
 
hi...I got to have in demo a version of in the nastran fx2009 r2...I am only approaching right now to the fem method and I would like to know what differentiates it from a code like ansys...I see that one weighs 1gb and the other 4 gb....
ah, I didn't say that, but I'm interested in knowing above all the difference in structural and thermal analysis.
Hi.
I did not understand the speech on the different "weight" :frown:
but above all, what are the weights you have indicated? ? ?

in general: innastran is a specific software for mechanics with different advantages (interface, dedicated elements, treatment of highly advanced composites, price, compatibility with the nastran syntax), but also some limits regarding the ansys package that (for example) includes cfd functionality.

excuse the general answer, but also the question does not help :)
 
Last edited:
I did not understand the speech on the different "weight" :frown:
but above all, what are the weights you have indicated? ? ?

in general: innastran is a specific software for mechanics with different advantages (interface, dedicated elements, treatment of very advanced composites, price, compatibility with the nastran syntax), but also some limit regarding the ansys package that (serious pear) includes cfd functionality.

excuse the general answer, but also the question does not help :)
ahhah, you are right...by weight I meant the installation package. ..the demo of in is less than 1gb instead workbench has a dvd of 4 gb and beyond. .I imagine that ansys has many more features. I know that it has electromagnetisk and cfd for example but in practice I wanted to know what types of structural analysis in "non" can address..it seems complete to me from what I see from the site but my experience is absolutely insufficient to grasp its limits. .
You said that with respect to ansys, it has limits in structural areas, what in particular?
I hope I've been clearer!
Hi.
 
I do not know well ansys (I have to deal with ansys only because it can be integrated with spaceclaim but I never used it for a calculation work) so I limit myself to list the characteristics of neinastran.
Solved analysis (main)
  • modal
  • linear static
  • Non-linear static (contacts, plasticization)
  • all static and dynamic thermal analysis (but not being a cfd does not directly manage fluid/solid contact: it does so through convection parameters)
  • dynamic analysis in frequency domain
  • dynamic analysis in time domain
  • Buckling
  • prestress (a pre-existing stress state, for example, the chord tension of a musical instrument, or the residual efforts after a plastic deformation processing)
innastran includes numerous types of finite elements (there are also ropes for example) and an automatic mode for managing contact surface pairs. the solutor (also 64bit) can include an additional module for problems solved only with "explicit" mathematics (e.g. simulated crash tests).

the interface with neinastran can take place in three ways:
  • pre/posts of third parties (e.g. the excellent femap)
  • integration with solidworks (neifusion)
  • fx nastran (like femap/patran/ansysworkbench) studied by midas specifically for neinastran)
As you can see, ansys is a more transversal tool, while innastran is strictly "mechanical" (with cost advantages, "productivity" and relative simplicity, but obviously with a smaller field of applications).

for commercial information or advanced techniques, mark the link www.smartcae.com , for information "user level" ask me on the forum.
 
thanks for the answer... if you allow me to do another: ansys classic (I don't know if also workbench) has the possibility to manage the mesh at will... in the sense that it has real tools of editing, you can intervene locally to infittire the mesh, "setting" some knots to improve the proportions of the element etc...
I imagine that he also does it in the nastran (which in my demo is accompanied by nfx) since it seems to me a very complete program (ok, only in the mechanical field).
Thank you very much
Hi.
 
thanks for the answer... if you allow me to do another: ansys classic (I don't know if also workbench) has the possibility to manage the mesh at will... in the sense that it has real tools of editing, you can intervene locally to infittire the mesh, "setting" some knots to improve the proportions of the element etc...
I imagine that he also does it in the nastran (which in my demo is accompanied by nfx) since it seems to me a very complete program (ok, only in the mechanical field).
Thank you very much
Hi.
Yes, I confirm that with the three pre/posts I have listed you can change mesh controls (who more, who less: infusion tends to automate being an integrated, fx nastran allows more detailed controls).
 

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