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Recent content by kk10CAE

  1. kk10CAE

    Convergence issue in trim rigidity analysis

    Actually this issue was sorted using following controlcards *CONTACT CONTROLS, AUTOMATIC TOLERANCES, STABILIZE *CONTROLS, PARAMETERS = TIME INCREMENTATION , , , , , , 25, , , *CONTROLS, ANALYSIS = DISCONTINUOUS Need to study about above mentioned cards. If any one have idea about those...
  2. kk10CAE

    Convergence issue in trim rigidity analysis

    @corus - 3rd DOF of applicator released intensionally, so that it will move in that particular location & press the trim below
  3. kk10CAE

    modes & its significance

    @rob768- Thanks rob. Yes, you are right idetifing mode shapes & natural frequency will help us to avoid resonance. I want to know the physical meaning of modes.
  4. kk10CAE

    modes & its significance

    Thanks for your replies @csk62- mathematically modes means eigenvectors but what is its physical meaning. Imaginary of stiffness & mass distribution in the entire structure is my interpretation of modes.How it will reduce computational costs? @msquared48- If my excitation has same frequency as...
  5. kk10CAE

    DOE role in optistruct MDO

    What is meant by DOE(design of experiments)? how can i use DOE concept in MDO using optistruct?
  6. kk10CAE

    modes & its significance

    What is mean by modes & its significance in structural analysis? why i need to perform mode based structural analysis?
  7. kk10CAE

    Convergence issue in trim rigidity analysis

    Hi, Myself Krishna, I am facing a convergence issue in non linear static analysis in abaqus please find detailed description below Analysis objective:- To find maximum displacement & von mises stress on a curved trim surface applied with 22N force over a applicator(flat circular plate) in...

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