Enhancing Vibration Reduction on Lightweight Lower Control Arm

Table 6

Correlation results of experimental and FEM hybrid LCA the comparison takes into account the frequency and the MAC for each mode.

Eigenmode hybrid	Frequency FEM (Hz)	Frequency EXP (Hz)	Δ frequency (%)	Diag (MAC)
1	253	274.14	−7.71	0.873
2	300	286.18	4.83	0.952
3	424	424.21	−0.05	0.916
4	678	683.48	−0.80	0.899
5	787	763.26	3.11	0.199
6	952	984.45	−3.30	0.457