/
Mass participation ratio

Mass participation ratio

How do I calculate the fixed-mass participation ratio of the model?

Answer: The fixed-mass participation ratio may be calculated as follows:

  • Export the Joint Masses table to Excel by selecting Analysis Results > Joint Output > Joint Masses.
  • Sum all joint masses to find the total mass.
  • Square the Participation Factor table and divide this value by total mass.

Related content

Mass FAQ
Mass FAQ
More like this
Locate center of mass
Locate center of mass
More like this
Damping FAQ
More like this
Response-spectrum analysis FAQ
Response-spectrum analysis FAQ
More like this
Global force balance relative error
Global force balance relative error
More like this