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Diffstat (limited to '3813/CH4/EX4.6')
| -rw-r--r-- | 3813/CH4/EX4.6/Ex4_6.jpg | bin | 0 -> 13586 bytes | |||
| -rw-r--r-- | 3813/CH4/EX4.6/Ex4_6.sce | 24 |
2 files changed, 24 insertions, 0 deletions
diff --git a/3813/CH4/EX4.6/Ex4_6.jpg b/3813/CH4/EX4.6/Ex4_6.jpg Binary files differnew file mode 100644 index 000000000..c08d60339 --- /dev/null +++ b/3813/CH4/EX4.6/Ex4_6.jpg diff --git a/3813/CH4/EX4.6/Ex4_6.sce b/3813/CH4/EX4.6/Ex4_6.sce new file mode 100644 index 000000000..ec16a946d --- /dev/null +++ b/3813/CH4/EX4.6/Ex4_6.sce @@ -0,0 +1,24 @@ +//Electric Drives:concepts and applications by V.subrahmanyam
+//Publisher:Tata McGraw-Hill
+//Edition:Second
+//Ex4_6
+clc;
+clear;
+V=500;// voltage in V
+Vs=250;// voltage in V
+I=181;//Current in A
+N=1500;//Speed in rpm
+R=0.1;// Resistance in ohm
+f=50;//frequency in Hz
+Eb=Vs-(I*R);
+Eb1=Eb/3;
+A1=acos(Vs/(1.35*V));
+Alpha1=(A1*180)/%pi;
+Ia2=I/9;
+V2=Eb1+(Ia2*R);
+A2=acos(V2/(1.35*V));
+Alpha2=(A2*180)/%pi;
+Vl=Vs/1.35;
+A3=acos(V2/(1.35*Vl));
+Alpha3=(A3*180)/%pi;
+disp(Alpha3,"The firing angle in deg is:")
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