Theory
Computes the eigenfrequencies and mode shapes of the model before the sweep. The method is in Acoustic modal analysis: eigenfrequencies, damping, participation.
Equations
(1)
| where | meaning | unit |
|---|---|---|
| Stiffness and mass of the system | various | |
| Mode shape | - | |
| Angular eigenfrequency | rad/s |
Default and rule
- Default
- off
- Rule
Off.
Valid range on | off
Range
on | off.