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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 /3802/CH8/EX8.14 | |
| 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 '3802/CH8/EX8.14')
| -rw-r--r-- | 3802/CH8/EX8.14/Ex8_14.jpg | bin | 0 -> 23292 bytes | |||
| -rw-r--r-- | 3802/CH8/EX8.14/Ex8_14.sce | 37 |
2 files changed, 37 insertions, 0 deletions
diff --git a/3802/CH8/EX8.14/Ex8_14.jpg b/3802/CH8/EX8.14/Ex8_14.jpg Binary files differnew file mode 100644 index 000000000..0de141b15 --- /dev/null +++ b/3802/CH8/EX8.14/Ex8_14.jpg diff --git a/3802/CH8/EX8.14/Ex8_14.sce b/3802/CH8/EX8.14/Ex8_14.sce new file mode 100644 index 000000000..60fa32013 --- /dev/null +++ b/3802/CH8/EX8.14/Ex8_14.sce @@ -0,0 +1,37 @@ +//Book Name:Fundamentals of Electrical Engineering
+//Author:Rajendra Prasad
+//Publisher: PHI Learning Private Limited
+//Edition:Third ,2014
+
+//Ex8_14.sce.
+
+clc;
+clear;
+N=600;
+V=500;
+Il=32;
+Ra=0.4;
+Rf=250;
+
+printf("\n (a)")
+P=(V*Il)/1e3;
+N1=450;
+Ia=Il-(V/Rf);
+k_phi=(V-(Ia*Ra))/N;
+R=(V-(k_phi*N1))/Ia-Ra;
+printf("\n Input power at 600 r.p.m=%d kW \n",P)
+printf("\n Armature current Ia=%d A \n",Ia)
+printf("\n R=%1.2f ohm \n",R)
+
+printf("\n (b)")
+//To increase the speed the field control is used.
+If1_by_If=0.856;
+If=Il-Ia;
+If1=If1_by_If*If;
+Rf1=V/If1;
+R=Rf1-Rf;
+Ia1=Ia/If1_by_If;
+Il=Ia1+If1;
+Pi=(V*Il)/1e3;
+printf("\n New armature current Ia=%d A \n",Ia1)
+printf("\n New Input power=%2.1f kW",Pi)
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