The Design of LQG Controller for Active Suspension Based on Analytic Hierarchy Process

Table 2

Parameter of a car.

Parameter	Value	Parameter	Value	Parameter	Value
a/m	1.3	$k_1\text{,}$$k_2\text{,}$$k_3\text{,}$$k_4$/N/m	20000	$I_p$/kg$·$m^2	2440
b/m	1.5	$k_5\text{,}$$k_6\text{,}$$k_7\text{,}$$k_8$/N/m	200000	$I_r$/kg$·$m^2	380
$l_l\text{,}$$l_r$/m	0.75	$c_1\text{,}$$c_2$ , $c_3$ , $c_4$/N$·$s/m	1000
$m_b$/kg	1380	$m_1\text{,}$$m_2$ , $m_3\text{,}$$m_4$/kg	40