Design and Fabrication of the Large Thrust Force Piezoelectric Actuator

Table 4

Thrusts of piezoelectric actuator containing single pusher (preload of 215 g, drive voltage 30 Vpp).

Freq. (kHz)	Test 1 (g)	Test 2 (g)	Test 3 (g)	Test 4 (g)	Test 5 (g)	Ave. thrust (g)
217	60	62	69	63	57	62.2
218	64	68	72	73	70	69.4
219	54	57	60	52	55	55.6