Fuzzy PID Feedback Control of Piezoelectric Actuator with Feedforward Compensation

Table 1

Fuzzy control rule table of parameter .

	ec
	NB	NM	NS	Z0	PS	PM	PB
NB	PB	PM	PB	PB	PB	Z	NB
NM	PM	PS	PM	PM	PM	NS	NB
NS	PS	Z	PS	PS	PS	NM	NB
PS	NB	NB	PS	PS	PS	Z	PS
PM	NB	NS	PM	PM	PM	PS	PM
PB	NB	Z	PB	PB	PB	PM	PB