diff options
Diffstat (limited to '3888/CH16')
| -rw-r--r-- | 3888/CH16/EX16.1/Ex16_1.JPG | bin | 0 -> 29484 bytes | |||
| -rw-r--r-- | 3888/CH16/EX16.1/Ex16_1.sce | 26 | ||||
| -rw-r--r-- | 3888/CH16/EX16.2/Ex16_2.JPG | bin | 0 -> 14181 bytes | |||
| -rw-r--r-- | 3888/CH16/EX16.2/Ex16_2.sce | 26 | ||||
| -rw-r--r-- | 3888/CH16/EX16.3/Ex16_3.JPG | bin | 0 -> 14689 bytes | |||
| -rw-r--r-- | 3888/CH16/EX16.3/Ex16_3.sce | 26 |
6 files changed, 78 insertions, 0 deletions
diff --git a/3888/CH16/EX16.1/Ex16_1.JPG b/3888/CH16/EX16.1/Ex16_1.JPG Binary files differnew file mode 100644 index 000000000..88cfe1a51 --- /dev/null +++ b/3888/CH16/EX16.1/Ex16_1.JPG diff --git a/3888/CH16/EX16.1/Ex16_1.sce b/3888/CH16/EX16.1/Ex16_1.sce new file mode 100644 index 000000000..7666d1725 --- /dev/null +++ b/3888/CH16/EX16.1/Ex16_1.sce @@ -0,0 +1,26 @@ +//Electric Power Generation, Transmission and Distribution by S.N.Singh
+//Publisher:PHI Learning Private Limited
+//Year: 2012 ; Edition - 2
+//Example 16.1
+//Scilab Version : 6.0.0 ; OS : Windows
+
+clc;
+clear;
+
+
+V=238; //Transformer primary voltage in kV
+Em=110; //Transformer secondary voltage in kV
+f=50; //Supply frequency in Hz
+u=20; //Commutation angle in degree
+alpha1=30; //Delay angle 1 in degree
+alpha2=90; //Delay angle 2 in degree
+alpha3=150; //Delay angle 3 in degree
+Vdo=3*sqrt(3*2)*Em/(%pi*sqrt(3)); //Direct output voltage in kV
+Vd1=Vdo/2*(cosd(alpha1)+cosd(alpha1+u)); //Direct output voltage when commutation angle 20 and delay angle is 30 degree in kV
+Vd2=Vdo/2*(cosd(alpha2)+cosd(alpha2+u)); //Direct output voltage when commutation angle 20 and delay angle is 90 degree in kV
+Vd3=Vdo/2*(cosd(alpha3)+cosd(alpha3+u)); //Direct output voltage when commutation angle 20 and delay angle is 150 degree in kV
+
+printf("\nThe direct voltage output is %.2f kV",Vdo);
+printf("\nThe direct voltage output when commutation angle 20 and delay angle is 30 degree is %.2f kV",Vd1);
+printf("\nThe direct voltage output when commutation angle 20 and delay angle is 90 degree is %.2f kV",Vd2);
+printf("\nThe direct voltage output when commutation angle 20 and delay angle is 150 degree is %.2f kV",Vd3);
diff --git a/3888/CH16/EX16.2/Ex16_2.JPG b/3888/CH16/EX16.2/Ex16_2.JPG Binary files differnew file mode 100644 index 000000000..a6257c390 --- /dev/null +++ b/3888/CH16/EX16.2/Ex16_2.JPG diff --git a/3888/CH16/EX16.2/Ex16_2.sce b/3888/CH16/EX16.2/Ex16_2.sce new file mode 100644 index 000000000..af204cfe4 --- /dev/null +++ b/3888/CH16/EX16.2/Ex16_2.sce @@ -0,0 +1,26 @@ +//Electric Power Generation, Transmission and Distribution by S.N.Singh
+//Publisher:PHI Learning Private Limited
+//Year: 2012 ; Edition - 2
+//Example 16.2
+//Scilab Version : 6.0.0 ; OS : Windows
+
+clc;
+clear;
+
+
+Em=400; //Ac supply voltage in kV
+Vd=500; //Dc supply voltage in kV
+Id=1; //Dc current in A
+alpha=20; //Firing angle in degree
+Vdo=3*sqrt(3*2)*Em/(%pi*sqrt(3)); //Direct output voltage in kV
+Rc=-(Vd-(Vdo*cosd(alpha))/Id); //Effective Commutation resistance in Ohm
+
+
+printf("\nThe effective commutation resistance is %.2f Ohm",Rc);
+
+
+
+
+
+
+
diff --git a/3888/CH16/EX16.3/Ex16_3.JPG b/3888/CH16/EX16.3/Ex16_3.JPG Binary files differnew file mode 100644 index 000000000..313454df4 --- /dev/null +++ b/3888/CH16/EX16.3/Ex16_3.JPG diff --git a/3888/CH16/EX16.3/Ex16_3.sce b/3888/CH16/EX16.3/Ex16_3.sce new file mode 100644 index 000000000..008d5c64c --- /dev/null +++ b/3888/CH16/EX16.3/Ex16_3.sce @@ -0,0 +1,26 @@ +//Electric Power Generation, Transmission and Distribution by S.N.Singh
+//Publisher:PHI Learning Private Limited
+//Year: 2012 ; Edition - 2
+//Example 16.3
+//Scilab Version : 6.0.0 ; OS : Windows
+
+clc;
+clear;
+
+
+V=500; //Dc supply voltage in kV
+ang1=20; //Advance angle in degree
+ang2=10; //Extinction angle in degree
+Vdi=1/2*(cosd(20)+cosd(10)); //Dc voltage in kV
+Em=(V*%pi)/(Vdi*3*sqrt(3)); //Ac output voltage in kV
+
+
+printf("\nThe ac voltage output of the inverter is %.2f kV",Em);
+
+
+
+
+
+
+
+
|
