Linear Models for the Boeing 747 Control Systems

Control Systems
clear
close all
clc
%Linear Models for the Boeing 747 are:
%Longitudinal dynamics at Mach 0.8 and 20,000 ft
a1=[-0.00643 0.0263 0 -32.2];
a2=[-0.0941 -0.624 820 0 ];
a3=[-0.000222 -0.00153 -0.668 0];
a4=[0 0 1 0];
disp('-----------------------------------------------------------')
disp('System #1')
A=[a1;a2;a3;a4];
figure(1)
testBoeing(A);
%System #2
b1=[-0.0558 -0.9968 0.0802 0.0415];
b2=[0.598 -0.115 -0.0318 0];
b3=[-3.05 0.388 -0.465 0];
b4=[0 0.0805 1 0];
B=[b1;b2;b3;b4];
disp('-----------------------------------------------------------')
disp('System #2')
figure(2)
testBoeing(B);
-----------------------------------------------------------
System #1
Boeing 747 System Model #1:
EigenValues:
0.0130 0.0130 0.9894 0.9894
0.9999 0.9999 0.1451 0.1451
0.0014 0.0014 0.0000 0.0000
0.0011 0.0011 0.0004 0.0004
EigenVector:
1.2940 0 0 0
0 1.2940 0 0
0 0 0.0102 0

0 0 0 0.0102
0.0003 0.0028 2.7821 0.2278
t1 =
0.0042 0.1077 -0.9885 -0.7005
-1.0000 -0.9942 0.1510 0.7137
-0.0049 -0.0013 0.0000 0.0006
-0.0013 -0.0025 0.0005 0.0039
t2 =
3.7340 0 0 0
0 0.5130 0 0
0 0 0.0045 0
0 0 0 0.1450
ans =
3.7340
0.5130
0.0045
0.1450
L =
1.0e+05 *
-3.7980
-1.8371
0.0017
0.0002
ans =
-10.0000
-9.0000
-5.6450
-0.0045