Active Elastic Support/Dry Friction Damper with Piezoelectric Ceramic Actuator

Table 2

Comparison of two dampers.

	Electromagnetic actuator [8, 10]	Piezoelectric ceramic actuator
Weight	7.4 kg	3.5 kg
Response time	10~12 periods; (about 0.5 s)	2~3 periods; (about 0.1 s)
Power consumption	25 W (max)	5 W (max)