Hybrid Vibration Control under Broadband Excitation and Variable Temperature Using Viscoelastic Neutralizer and Adaptive Feedforward Approach

Table 4

PVCS and HVCS performance (vibration attenuation related to the uncontrolled beam vibration levels), broadband analysis.

Temperature	Control system
	Passive [dB]	Hybrid [dB]	Difference (HVCS to PVCS) [dB]
5°C	7.9	16.8	8.9
15°C	9.1	19.4	10.3
25°C	9.5	19.4	9.9
35°C	8.9	19.9	11.0