Solution of the Dynamic Interaction Problem between a Framed Structure and an Acoustic Cavity Using Imposed Deformation Functions at the Interface

Table 8

Relative differences between analyzed frequencies (Analysis 01).

$\text{Mode}$	$\frac{|{\omega }_{\text{numerical}}-{\omega }_{\text{analytical}}|·100}{{\omega }_{\text{numerical}}}$	$\phantom{X^{{x^x}^K}}\frac{|{\omega }_{\text{analytical}}-{\omega }_{\text{cavity}}|·100}{{\omega }_{\text{cavity}}}$
1	0.94	—
2	0.85	—
3	0.02	8.23
4	0.13	3.73
5	0.12	3.32
6	2.12	—
7	0.11	2.40