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| author | prashantsinalkar | 2018-02-03 11:01:52 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2018-02-03 11:01:52 +0530 |
| commit | 7bc77cb1ed33745c720952c92b3b2747c5cbf2df (patch) | |
| tree | 449d555969bfd7befe906877abab098c6e63a0e8 /3890/CH6/EX6.8 | |
| parent | d1e070fe2d77c8e7f6ba4b0c57b1b42e26349059 (diff) | |
| download | Scilab-TBC-Uploads-master.tar.gz Scilab-TBC-Uploads-master.tar.bz2 Scilab-TBC-Uploads-master.zip | |
Diffstat (limited to '3890/CH6/EX6.8')
| -rw-r--r-- | 3890/CH6/EX6.8/Ex6_8.png | bin | 0 -> 42342 bytes | |||
| -rw-r--r-- | 3890/CH6/EX6.8/Ex6_8.sce | 30 |
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diff --git a/3890/CH6/EX6.8/Ex6_8.png b/3890/CH6/EX6.8/Ex6_8.png Binary files differnew file mode 100644 index 000000000..3b5e8da02 --- /dev/null +++ b/3890/CH6/EX6.8/Ex6_8.png diff --git a/3890/CH6/EX6.8/Ex6_8.sce b/3890/CH6/EX6.8/Ex6_8.sce new file mode 100644 index 000000000..8ca42e251 --- /dev/null +++ b/3890/CH6/EX6.8/Ex6_8.sce @@ -0,0 +1,30 @@ +//Electric machines and power systems by Syed A Nasar
+//Publisher:Tata McGraw Hill
+//Year: 2002 ; Edition - 7
+//Example 6.8
+//Scilab Version : 6.0.0 ; OS : Windows
+
+clc;
+clear;
+
+V=230; //supply voltage in v
+Ra=.05; //armature resistance in ohms
+Rf1=75; //field resistance in no load in ohms
+Rf2=100; //field resistance in on load condition in ohms
+I1=7;N1=1120; //no load current and speed
+I2=46; //on load current in A
+Ra2=0.15 //armature resistance at on load condition in ohms
+
+If=V/Rf1;
+Ia1=I1-If;
+K=(V-Ia1*Ra)/(N1*If);
+Ia2=I2-If;
+N=(V-Ia2*Ra)/(If*K);
+
+If1=V/Rf1;
+Ia0=I2-If1;
+n=(V-Ia2*Ra2)/(If1*K);
+pl=(Ia0^2)*0.1;
+
+printf('speed of the motor is %d rpm\n',n)
+printf('power dissipated in 0.1 ohm resistor is %f W',pl)
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