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  • Users: dkakth
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  1. dkakth

    save parts of an assembly internally

    Hello dear colleagues Is there a way to save a CATIA - native assembly, which contains all the parts into the *.cadproduct file ? For an example i have an *.cadproduct which has three parts inside. In windows explorer i see 4 files (3x *.cadpart and 1x *.cadproduct). Can I have just one file...
  2. dkakth

    dependency on import ?

    Dear colleagues I am importing a *.cgr , *.cadpart and *.cadproduct (not simultaneously, rather in three different sessions) by File -> Open (for the catia ones i have the Interface and Collaboration licenses obtained). Goal is to save the geometry contained in the former three in an...
  3. dkakth

    view sectioning in 3D part / assembly

    Dear colleagues, Do you know if it is possible in CATIA to create a sectioning view in 3d modelling part / assembly environment, which is not "plane - based" ? In other words: is it possible to create a section view with a sphere or a given surface or volume as a sectioning tool ? thanks in...
  4. dkakth

    CREO 9 default configuration

    Hello dear colleagues does anyone knows where lies the default configuration file (the one which loads into each session by default) ? ...my goal is to setup some settings which load "by default" (without anytime load them explicitly) everytime i start the program thanks in advance and...
  5. dkakth

    Accelerator / shrotcut assignation impossible

    Hello coleagues I am trying to assign F5 button as "define in work object" , when select a given object on the tree, but when I go tools -> customize -> commands the "accelerator" field is gray hence it does not allow me to assign the shortcut... Can i change that somehow ? why some commands...
  6. dkakth

    a basic question about bushings in VIEW

    Hello Colleagues I am trying to define rubber mounts of bearing beds and I represent them with bushing force. My question is regarding bushing settings and more importantly damping and viscous-damping coefficients. Are they expressed in N s/m or they are measureless value ? What is a typical...
  7. dkakth

    Learning resources / knowledge database

    Hello dear colleagues I am trying to learn the foundations and to build templates in order to simulate a full vehicle behavior. Unfortunately, not so many learning recourses are available, even on Hexagon official website... Can you give me some idea where to find tutorials, lessons or / and...
  8. dkakth

    PDF import in drawings

    Hello! Does anyone know why when importing a PDF vector drawing in catia (insert -> object), in the viewport it looses its "vectorness", hence it behaves more like raster image - small text unreadable when zoom in etc... thanx in advance
  9. dkakth

    sweep cut using a solid as a profile

    Hello colleagues Old question, which im still struggling with: i want to sweep a solid body along a 3d path, resembling 2axis machine cutting tool trajectory. In solidworks they have it https://www.javelin-tech.com/blog/2017/04/solidworks-cut-sweep-body/ how can one do that in Catia ...
  10. dkakth

    lame quesion about kinematic couplings

    Hello colleagues On a part I have a different load scenarios, they involve different node sets, which overlap in some cases. I have defined refrence nodes and used kinematic couplings to connect to those node sets. The problem is at one sceniario i put load on a refrence node but the unloaded...
  11. dkakth

    strange error in topology optimization

    Hello colleagues I have setup a topo opt with stress level for a constrain (attached the *.cae) analisys goes well , but the optimization run fails with a strange error YOU ARE MIXING OP=NEW AND OP=MOD FOR *CLOAD why this happens, since i have turned off the BC propagation option thanks...
  12. dkakth

    Simple question about optimization

    Hello dear colleagues Can you explain me simply the meaning of ISO surface (mat prop normalised) into topology optimization results... In a strain energy minimalization optimization i have setup a 0.5 of the volume to be used, but tweaking the isosurface varies it between 0 to 100 % How can i...
  13. dkakth

    Optimization Tosca Eigenmodes Maximization

    Dear colleagues, can someone give me example of how to properlly setup an optimization with objective function = max first 5 EMs and volume constraint Im using ABQ optimization module (buildin Tosca) and after the 5th iteration it crashes. My guess is it does not like how the dresp is...
  14. dkakth

    restart optimization process command

    Hello i ran an optimization process, but i have closed it unintentionally can someone tell me the command line for resuming ? thanks in advance
  15. dkakth

    General ABQ / TOSCA optimization results discussion

    Hello Colleagues I am a newbie in topology optimization. I have a simple question, in case to clarify what i understood from the documentation. Lets say i run a simple case of a beam with one force on one end and fixed boundary condition on the other. My objective is to minimize volume and my...
  16. dkakth

    how to simulate reverse impact

    Hello Colleagues I will try to simplify my question Assume we have a simple drivetrain. Latter consist of two gears connected to two shafts (gears are linked with the shafts by fixed joints, shafts are connected with the ground with revolute joints) The drivetrain rotates backwards...
  17. dkakth

    machinery headache

    Hell colleagues ! In the view environment i create a helical gear pair with "3d contact method" (i tried that with "simplified" too). Both gears are connected to a pair of shafts (each on each) with rigid connections. shafts are connected to the ground with a revolute joint. when i apply...
  18. dkakth

    lame question about mass properties

    hello coleagues in WB 17.1 when i import a geometry and specify density in engineering data i got the mass of the geometry. in wb 18 i do same thing but it does not calculate mass (mass = 0). even if i use default structural steel as a material, it still does not calculate mass... hence...
  19. dkakth

    force time dependent components

    Hello colleagues I need to model in Abaqus a force which changes its x y and z components over time. I have a tabular data showing me in which time what x y and z corresponds. How can i do that ? thanx in advance !
  20. dkakth

    topology optimization problem

    dear colleagues i am new to the topic (student at KTH) can someone give me idea how to do topology optimization in ANSYS WB but for a multiple load scenarios ? In other words i need to optimize a part against 3 different forces which does not happen simultaneously i am familiar with the...

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