From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001
From: prashantsinalkar
Date: Tue, 10 Oct 2017 12:27:19 +0530
Subject: initial commit / add all books

---
 3432/CH6/EX6.10/Ex6_10.sce    |  46 ++++++++++++++++++++++++++++++++++++++++++
 3432/CH6/EX6.10/Ex6_10_f0.pdf | Bin 0 -> 19822 bytes
 3432/CH6/EX6.10/Ex6_10_f1.pdf | Bin 0 -> 24942 bytes
 3 files changed, 46 insertions(+)
 create mode 100644 3432/CH6/EX6.10/Ex6_10.sce
 create mode 100644 3432/CH6/EX6.10/Ex6_10_f0.pdf
 create mode 100644 3432/CH6/EX6.10/Ex6_10_f1.pdf

(limited to '3432/CH6/EX6.10')

diff --git a/3432/CH6/EX6.10/Ex6_10.sce b/3432/CH6/EX6.10/Ex6_10.sce
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--- /dev/null
+++ b/3432/CH6/EX6.10/Ex6_10.sce
@@ -0,0 +1,46 @@
+//Example 6.10
+// Nyquist plot for an Open-loop unstable system.
+
+xdel(winsid())//close all graphics Windows
+clear;
+clc;
+//------------------------------------------------------------------
+//System transfer function 
+s=poly(0,'s');
+sysG=(s+1)/(s*(s/10-1));
+evans(sysG,50)
+exec .\fig_settings.sci; //custom script for setting figure properties
+title(["Root Locus for","$G(s)=(s+1)/[s(s/10-1)]$"],'fontsize',3)
+zoom_rect([-5 -4 5 4])
+f=gca();
+f.x_location = "origin"
+f.y_location = "origin"
+h=legend('');
+h.visible = "off"
+
+g1=syslin('c',(s+1)/(s*(s/10-1)));
+//------------------------------------------------------------------
+//The bode plot of the system
+figure;
+bode(g1,0.1/2/%pi,100/2/%pi,"rad")
+exec .\fig_settings.sci; //custom script for setting figure properties
+title(["Bode plot for","$G(s)=(s+1)/[s(s/10-1)]$"],'fontsize',3)
+//bode(g,2*%pi*0.1,2*%pi*100)
+//------------------------------------------------------------------
+figure;
+//The nyquist plot of the system
+nyquist(g1,0.5/2/%pi,100/2/%pi,0.05)
+exec .\fig_settings.sci; //custom script for setting figure properties
+title(["Nyquist plot for","$G(s)=(s+1)/[s(s/10-1)]$"],'fontsize',3)
+f=gca();
+f.x_location = "origin";
+f.y_location = "origin";
+zoom_rect([-2 -2 1 2]);
+xset("color",2);
+xset("font size", 3);
+xstring(-1,1.5,"${\fgcolor{blue}{\omega>0}}$",0,0);
+xstring(-1,-1.5,"${\fgcolor{blue}{\omega<0}}$",0,0);
+xstring(-1.5,0,"${\fgcolor{blue}{\omega=\pm \sqrt{10}}}$",0,0);
+xstring(-0.5,0.1,"${\fgcolor{blue}{\omega=\infty}}$",0,0);
+xarrows([-0.2;0],[0.2;0],-1,2)
+//------------------------------------------------------------------
diff --git a/3432/CH6/EX6.10/Ex6_10_f0.pdf b/3432/CH6/EX6.10/Ex6_10_f0.pdf
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diff --git a/3432/CH6/EX6.10/Ex6_10_f1.pdf b/3432/CH6/EX6.10/Ex6_10_f1.pdf
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-- 
cgit