diff options
Diffstat (limited to '3784/CH4/EX4.43/Ex4_43.sce')
| -rw-r--r-- | 3784/CH4/EX4.43/Ex4_43.sce | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/3784/CH4/EX4.43/Ex4_43.sce b/3784/CH4/EX4.43/Ex4_43.sce new file mode 100644 index 000000000..2b12a9e1d --- /dev/null +++ b/3784/CH4/EX4.43/Ex4_43.sce @@ -0,0 +1,22 @@ +clc
+//Variable Initialisation
+Ea=220//Input Voltage of motor in volts
+d1=0.8//Duty Ratio
+Ia1=310//Armature Current in Ampere
+Ra=0.04//Armature resistance in ohm
+N4=1500//Rated Speed of Motor in rpm
+//Solution
+E0=d1*Ea
+Eb1=E0+(Ia1*Ra)
+N1=610//Motor speed in rpm
+Eb2=215
+N2=(Eb1/Eb2)*N1
+d2=0.95
+E02=d2*Ea
+Eb3=E02+(Ia1*Ra)
+N3=(Eb3/Eb2)*N1
+Eb4=(N4/N1)*Eb2
+Ra1=((Eb4-E02)/Ia1)
+printf('\n\n Motor Speed=%0.1f rpm\n\n',N2)
+printf('\n\n Maximum Allowable Speed=%0.1f rpm\n\n',N3)//The answers vary due to round off error
+printf('\n\n Resistance to be Inserted=%0.1f ohm\n\n',Ra1)
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