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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /104/CH6/EX6.8/6_8.sce | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '104/CH6/EX6.8/6_8.sce')
| -rwxr-xr-x | 104/CH6/EX6.8/6_8.sce | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/104/CH6/EX6.8/6_8.sce b/104/CH6/EX6.8/6_8.sce new file mode 100755 index 000000000..c6acb5e6a --- /dev/null +++ b/104/CH6/EX6.8/6_8.sce @@ -0,0 +1,14 @@ +//stability of closed loop systems
+z=%z
+sys1=syslin('c',5*z/((z-0.2)*(z-0.8)))
+disp(sys1,"M(z)=")
+printf("sys1 is stable")
+sys2=syslin('c',5*z/((z+1.2)*(z-0.8)))
+disp(sys2,"M(z)=")
+printf("sys2 is unstable due to pole at z=-1.2")
+sys3=syslin('c',5*(z+1)/(z*(z-1)*(z-0.8)))
+disp(sys3,"M(z)=")
+printf("sys3 is marginally stable due to z=1")
+sys4=syslin('c',5*(z+1.2)/(z^2*(z+1)^2*(z+0.1)))
+disp(sys4,"M(z)=")
+printf("sys4 is unstable due to multiple order pole at z=-1")
\ No newline at end of file |