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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /3523/CH5/EX5.6.10 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '3523/CH5/EX5.6.10')
| -rw-r--r-- | 3523/CH5/EX5.6.10/Ex5_10.sce | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/3523/CH5/EX5.6.10/Ex5_10.sce b/3523/CH5/EX5.6.10/Ex5_10.sce new file mode 100644 index 000000000..003adc9cc --- /dev/null +++ b/3523/CH5/EX5.6.10/Ex5_10.sce @@ -0,0 +1,29 @@ +//Example 10// Ch 5
+clc;
+clear;
+close;
+// given data
+m1=0.92;//smoothness coefficient
+m2=0.95;//weather coefficient
+Deq=600;//mean geometric distance b/w conductors in cm
+V = 275;//line operating at voltage V in kV
+p=75;//pressure in cm Hg
+t = 35;//in degree C
+r=1;//radius of conductors in cm
+delta=3.92*p/(273+t);//relative air density
+printf("relative air density %f",delta)
+E0=30*delta*(1+0.3/sqrt(delta*r))*m1*m2;//corona onset field
+printf("corona onset field %f kVpeak/cm",E0)
+V0 = E0*log(Deq);//onset voltage in kVpeak
+printf("onset voltage %f kVpeak",V0)
+V0rms=V0/sqrt(2);//rms onset voltage
+printf("rms onset voltage %f kV",V0rms)
+V0ll=V0rms*sqrt(3);//onset voltage line to line
+printf("line to line onset voltage %f kV line to line",V0ll)
+K= 0.05;
+f=50;//in Hz
+Vph=(V*10^3)/sqrt(3);
+Pc=3.73*K*f*(Vph^2)*10^-5/(Deq/r)^2;
+printf("corona power loss %f kW/(cond.km)",Pc)
+Ic=Pc/Vph;
+printf("corona current %e A/km",Ic)
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