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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/EX6.11/Ex6_11.sce | |
| 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/EX6.11/Ex6_11.sce')
| -rw-r--r-- | 3890/CH6/EX6.11/Ex6_11.sce | 37 |
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diff --git a/3890/CH6/EX6.11/Ex6_11.sce b/3890/CH6/EX6.11/Ex6_11.sce new file mode 100644 index 000000000..f642ee36c --- /dev/null +++ b/3890/CH6/EX6.11/Ex6_11.sce @@ -0,0 +1,37 @@ +//Electric machines and power systems by Syed A Nasar
+//Publisher:Tata McGraw Hill
+//Year: 2002 ; Edition - 7
+//Example 6.11
+//Scilab Version : 6.0.0 ; OS : Windows
+
+clc;
+clear;
+
+p=25*10^3; //power rating in w
+E=230; //generated voltage in v
+N=1200; //speed in rpm
+Ra=0.12; //armature resistance in ohm
+Rf=100; //field resistance in ohm
+Pme=300; //machanical loss in W
+pml=200; //magnetic loss in w
+At1=2500; //ampere turns per pole
+At2=1500; //ampere turns per pole
+va=200; //voltage in V
+nf=1000; //number of turns in field winding
+
+Ia=p/va;
+V=E-Ia*Ra;
+Pout=V*Ia;
+Pa=Ia^2*Ra;
+If=At1/nf;
+Pf=If^2*Rf;
+pin=Pout+Pa+Pf+Pme+pml;
+Eff=Pout/pin;
+N1=(N*2*3.14)/60; //speed in rad/s
+Tin=(pin-Pf)/N1;
+Vreg=(E-V)*100/V;
+
+printf('armature terminal voltage is %f V\n',V)
+printf('Effeciency is %f\n',Eff)
+printf('Input torque is %f Nm\n',Tin)
+printf('Voltage regulation is %f in percentage',Vreg)
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