fig3_37.m

包含了控制理论的各种仿真程序

%  Figure 3.37      Feedback Control of Dynamic Systems, 4e
%                        Franklin, Powell, Emami
%
clf;
% zeta=.5;
a = [.5 1 2 5 10];
tr1=[5.8 3.4 2.2 1.8 1.6];

% zeta=.7;
tr2=[6.3 3.5 2.6 2.2 2.1];

% zeta=1;
tr3=[8.4 4.2 3.6 3.4 3.3];

axis([0 10 0 9])
plot(a,tr1,'-',a,tr2,'-',a,tr3,'-'),grid
title('Fig. 3.37 \omegan*tr vs. pole location, \alpha')
xlabel('alpha')
ylabel('Wn tr')
text(4,3.5,'\xi =1')
text(4.6,2.3,'0.7')
text(4.6,1.8,'0.5')
text(2,8.1,'See Fig3 37a,b,c,d,e.m for data')