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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/CH10/EX10.4/10_4.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 '1076/CH10/EX10.4/10_4.sce')
| -rwxr-xr-x | 1076/CH10/EX10.4/10_4.sce | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/1076/CH10/EX10.4/10_4.sce b/1076/CH10/EX10.4/10_4.sce new file mode 100755 index 000000000..cdf01d30e --- /dev/null +++ b/1076/CH10/EX10.4/10_4.sce @@ -0,0 +1,32 @@ +clear
+clc
+
+T=[10 132 6.6 .15]
+M=[5 6.6 .3 .2 ]
+B=[10 6.6]
+T(5)= T(3)/T(2)
+B(3)=B(2)* T(5)
+B(4)= B(1)*1e6/(sqrt(3)*B(2)*1e3)
+M(5)=M(4) *B(1)/M(1)
+M(6)=M(3) *B(1)/M(1)
+
+X1=1/((1/M(5))+(1/M(5))+(1/T(4)))
+IF1=round(100/X1)/100
+I1=IF1*B(4)
+mprintf("\n(a) sub transient fault current=%.0f A", I1)
+
+It=round(100/T(4))/100
+Im=1/M(5)
+ID=It+Im
+iD=ID*B(4)
+mprintf("\n(b) current through D=%.0f A", iD)
+
+RD=iD*1.6
+mprintf("\n(c) current rating of D=%.0f A", RD)
+
+X2=1/((1/M(6))+(1/T(4)))
+IF2=round(100/X2)/100
+I2=IF2*round(B(4)*10)/10
+iCB=1.1 *I2
+mprintf("\n(d) current to be interrrupted by D=%.1f A", fix(iCB*10)/10)
+
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