Design and Fabrication of the Large Thrust Force Piezoelectric Actuator

Table 5

Thrusts of piezoelectric actuator containing double pushers (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)
255	51	52	54	49	50	51.2
256	61	62	57	58	59	59.4
257	55	54	58	57	56	56.0