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Ansys Learning Forum › Forums › Discuss Simulation › General Mechanical › Response PSD and RMS value › Reply To: Response PSD and RMS value

May 23, 2024 at 6:39 pm
dlooman
Ansys Employee

Yes, it's because a PSD analysis is essentially a harmonic analysis of an acceleration distribution.  One method of solving the PSD (not used in Ansys) is to do harmonic sweep and integrate the results.