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  1. mrmartins

    Importing Assemblies to ANSYS

    Hi, I have a model generated in solidworks, made of several beams (parts) that I latter used to buit the model in an assembly. The beams are supposed to be welded between them. What should I do after importing the model to ANSYS? Is it only necessary to VGLUE the beams? Thanks
  2. mrmartins

    Explicit analysis

    Thanks a lot for your posts, they help a lot. But imagine that I have already the structure done in solidworks as an assembly of all bars. What should I do to analyse it in ansys.. Thanks again
  3. mrmartins

    Explicit analysis

    Thanks for your post. I will be more precise. The structure is made of square beams, 60x30x3, althougth there are diferent sections and thickness around this value. The structure is quite large, I would say a hundred of bars. The purpose is to study the impact of such a structure (explicit...
  4. mrmartins

    Explicit analysis

    Hi, I am working in the analysis of a large structure made with beams welded toghether. At this time I am still modeling but I do not know whats the best: - model the structure as an assembly of beams - or model the structure as only a part Anyone can help me?...
  5. mrmartins

    Ansys-LSdyna

    Hi, I would like to model the impact of a car frame made of square tubular beam sections against a wall. I am using ansys-LSdyna. Could anyone help me selecting the best element type (beam161, solid...) to start the analysis? Thanks
  6. mrmartins

    Car body modification

    Hi, Anyone knows what type of tests are made over a car transformed into a cabriolet. I means tests to check if the structure, after cuts and strengthening, is able to withstand the efforts. Static and dynamic tests if they exist. Thanks
  7. mrmartins

    MSC Software

    Hello, I am having a good offer to buy MSC software, but I do not have idea of the performance of this brand, specially in aerodynamic calculations and non linear impact situations. They work with "Token" that are like credits. But I am not very sure... Can anyone comment the subject. Thanks
  8. mrmartins

    FEA program opinions?

    Hi, dmacx, thanks for your reply. I did not understand your comment about CFD and aerodynamics. Is it important for the selection?... Do you think NE/Nastran (from Noran Engineering) is a good software for my application? And do you have other software in mind? Regards
  9. mrmartins

    Non lineal and aerodynamics software

    Hi, I am looking for a software to perform two different types of analysis - Aerodynamics - Non lineal high speed events (like impacts) I would like to ear your opinions. I am looking for a reliable software. Separate software is also a solution but it obliges learning to work in two...
  10. mrmartins

    FEA program opinions?

    At our company we are looking for a FEA software able to deal with to main areas - Aerodynamics - High speed non linear structural events (like impacts) the software needs to give reasonable results. We have reduced our choice to ALGOR, ANSYS and MSC software. What is your opinion. There is...
  11. mrmartins

    Best FEA software

    Hi, I am looking for a software to run impact simulations over welded metallic structures subjected to large plastic deformations, due to the impact. Any opinion about the best software, or the best relation qualty/cost? Thanks in advance.
  12. mrmartins

    Welds in FEM

    Thanks a lot to everybody for your comments. So as I understant I can consider the welds as continuous media, and the only thing I need to check is the quality of the welds to be sure that they are at least as resistant as the rest of the material, maybe perform some mechanical tests to some...
  13. mrmartins

    Welds in FEM

    Thanks a lot for your answer. I am not interested in the welds, but isn´t important to define the mechanical resistance of the welds?
  14. mrmartins

    Welds in FEM

    Hi. During struture simulations how do I specify the welded unions between the parts/bars composing the structure? Thanks

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