ABSTRACT

In FIGURE 4, the signalup(t) inputted to the hydraulic servomotor is represented as follows.

Up = ~1 [(2{wn-2{mwnm)a+(wn2 -wnm2 )V] + (l+Kf )Kmwnm2 U _ KtKnwn2 Un (7)

E E

From FIGURE 3, the flow rate of the servovalve, q(t), is represented by eq. (8).