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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 /1076/CH6 | |
| 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 '1076/CH6')
| -rwxr-xr-x | 1076/CH6/EX6.1/6_1.sce | 23 | ||||
| -rwxr-xr-x | 1076/CH6/EX6.2/6_2.sce | 29 | ||||
| -rwxr-xr-x | 1076/CH6/EX6.3/6_3.sce | 14 | ||||
| -rwxr-xr-x | 1076/CH6/EX6.4/6_4.sce | 13 |
4 files changed, 79 insertions, 0 deletions
diff --git a/1076/CH6/EX6.1/6_1.sce b/1076/CH6/EX6.1/6_1.sce new file mode 100755 index 000000000..63684f285 --- /dev/null +++ b/1076/CH6/EX6.1/6_1.sce @@ -0,0 +1,23 @@ +clear;
+clc;
+
+dia=22.26e-3;
+r=dia/2;
+V=220e3;
+d=6;
+mvg=.82;
+mvl=.72;
+temp=25;
+P=73;
+m0=.84;
+
+
+del=3.86*P/(273+temp);
+Vd=(3e6/sqrt(2))*r*del*m0* log(d/r) *1e-3;
+mprintf("\nDisruptive critical voltage = %.0f KV/phase", Vd)
+
+Vvl=(3e6/sqrt(2))*r*del*mvl* log(d/r)* (1+(.03/sqrt(del*r))) *1e-3;
+mprintf("\nVisual local voltage = %.1f KV/phase", Vvl)
+
+Vvg=(3e6/sqrt(2))*r*del*mvg* log(d/r)* (1+(.03/sqrt(del*r))) *1e-3;
+mprintf("\nVisual general voltage = %.1f KV/phase", Vvg)
diff --git a/1076/CH6/EX6.2/6_2.sce b/1076/CH6/EX6.2/6_2.sce new file mode 100755 index 000000000..9dc1baa0d --- /dev/null +++ b/1076/CH6/EX6.2/6_2.sce @@ -0,0 +1,29 @@ +clear;
+clc;
+
+dia=22.26e-3;
+r=dia/2;
+V=220;
+d=6;
+temp=25;
+P=73;
+m0=.84;
+f=50;
+l=250;
+
+V=round(V/sqrt(3));
+del=round((3.86*P/(273+temp))*10000)/10000;
+Vd=round((3e6/sqrt(2))*r*del*m0* log(d/r) *1e-3);
+
+//(a)Good Weather
+Pc=243.5 * ((f+25)/del) * sqrt(r/d)* (V-Vd)^2 * 1e-5;
+PC= Pc * l;
+Ptot= 3 *PC;
+mprintf("\ntotal loss in good weather = %.2f kW", Ptot);
+
+//(b)Bad Weather
+Vd1=.8*Vd;
+Pc1=243.5 * ((f+25)/del) * sqrt(r/d)* (V-Vd1)^2 * 1e-5;
+PC1= Pc1 * l;
+Ptot1= 3 *PC1;
+mprintf("\ntotal loss in bad weather = %.0f kW", Ptot1);
diff --git a/1076/CH6/EX6.3/6_3.sce b/1076/CH6/EX6.3/6_3.sce new file mode 100755 index 000000000..40c39b9d7 --- /dev/null +++ b/1076/CH6/EX6.3/6_3.sce @@ -0,0 +1,14 @@ +clear;
+clc;
+
+dia=1.04e-2;
+r=dia/2;
+m=.85;
+d=2.44;
+P=74;
+temp=21;
+
+del=round((3.86*P/(273+temp))*1000)/1000;
+
+Vv=(3e6/sqrt(2))*r*del*m* log(d/r)* (1+(.03/sqrt(del*r))) *1e-3;
+mprintf("\nVisual local voltage = %.2f KV/phase", Vv)
diff --git a/1076/CH6/EX6.4/6_4.sce b/1076/CH6/EX6.4/6_4.sce new file mode 100755 index 000000000..b5b577674 --- /dev/null +++ b/1076/CH6/EX6.4/6_4.sce @@ -0,0 +1,13 @@ +clear;
+clc;
+
+dia=30e-3;
+r=dia/2;
+del=.95;
+m0=.95;
+Vd=230e3;
+Vd=Vd/sqrt(3);
+
+x=round(Vd*100/((3e6/sqrt(2))* r * del * m0))/100;
+d= exp(x) * r;
+mprintf("\n minimum spacing between conductors = %.2f m", d);
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