Influence of Control Valve Delay and Dead Zone on the Stability of a Simple Hydraulic Positioning System

Table 1

Linear operator selection based on the error signals.

	$h_n>\delta$	$|h_n|\le \delta$	$h_n<-\delta$
$h_{n-1}>\delta$	$F_1$	$F_4$	$F_7$
$|h_{n-1}|\le \delta$	$F_2$	$F_5$	$F_8$
$h_{n-1}<-\delta$	$F_3$	$F_6$	$F_9$