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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /1938/CH4/EX4.5 | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '1938/CH4/EX4.5')
| -rwxr-xr-x | 1938/CH4/EX4.5/4_5.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/1938/CH4/EX4.5/4_5.sce b/1938/CH4/EX4.5/4_5.sce new file mode 100755 index 000000000..cb0e6c5cf --- /dev/null +++ b/1938/CH4/EX4.5/4_5.sce @@ -0,0 +1,24 @@ +clc,clear
+printf('Example 4.5\n\n')
+
+Pole=16
+N_s=375 //synchronous speed in rpm
+Slots=144
+E_line=2.657*10^3 //line value of emf across terminals
+f=Pole*N_s/120 //frequency
+
+K_c=1 //assuming full pitch winding,Coil span Factor=1
+n=Slots/Pole //slots per pole
+m=n/3 //slots per pole per phase
+
+beeta=180/n
+K_d=sind(m*beeta/2) /(m*sind(beeta/2)) //Distribution Fcator
+conductors_per_slot=10
+Z=Slots*conductors_per_slot //total conductors
+
+Z_ph=Z/3 //number of conductors per phase
+T_ph=Z_ph/2 //no of turns per phase
+E_ph=E_line/sqrt(3) //phase value of emf across terminals
+
+phi=E_ph/(4.44*K_c*K_d*f*T_ph) //E_ph=4.44*K_c*K_d*f*phi*T_ph
+printf('Frequency of Induced e.m.f is %.0fHz\nFlux per Pole is %.0f mWb',f,phi*1000)
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