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Diffstat (limited to '1418/CH27/EX27.10/EX27_10.sce')
-rw-r--r-- | 1418/CH27/EX27.10/EX27_10.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/1418/CH27/EX27.10/EX27_10.sce b/1418/CH27/EX27.10/EX27_10.sce new file mode 100644 index 000000000..11418721e --- /dev/null +++ b/1418/CH27/EX27.10/EX27_10.sce @@ -0,0 +1,21 @@ +//EXAMPLE 27.10
+//DC MACHINE
+
+clc;
+funcprot(0);
+
+//Variable Initialisation
+P=4;.......//Total number of poles
+N=1500;.......//Speed in rpm
+Cd=30;.........//Commutator distance in Centi Meter
+Ia=150;......//Armature current in Amperes
+Wb=1.25;.......//Thickness of brush in Centi Meter
+L=0.07;.......//Self inductance of each armature coil in Mili Henry
+Aw=2;........//Number of parallel paths in a wave wound generator
+
+I=Ia/Aw;............//Current per conductor in Amperes
+v=3.14*Cd*(N/60);........//Peripheral velocity in cm/s
+Tc=Wb/v;.............//Time for each commutation in Seconds
+E=L*2*I*10^-3/Tc;...........//EMF induced in each coil dring commutation in Volts
+r=round(E*10)/10;........//Rounding of decimal places
+disp(r,"EMF induced in each coil dring commutation in Volts:");
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