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  1. samsami

    Park @ ang Damage index

    HI everybody I have modeled several steel frames by OpenSees and I want to obtain damage of frames under earthquake motion by Park @ Ang damage index. I did not find any example or guidance for calculation of this damage index (specially for computation of absorbed energy in formulation of the...
  2. samsami

    Soil structure interaction

    Hi everyone I am looking for a 2d frame with soil structure interaction model in OpenSees. Does somebody help me? Thanks
  3. samsami

    Time history analysis problem

    I wanted to perform a bridge time history under strong motion records. Digitized strong motion records time step size was 0.000625 seconds. I defined the function time history and related load cases then started the analysis process, but analysis process did not initiate and became incomplete...

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