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Diffstat (limited to '3811/CH9/EX9.8/Ex9_8.sce')
| -rw-r--r-- | 3811/CH9/EX9.8/Ex9_8.sce | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/3811/CH9/EX9.8/Ex9_8.sce b/3811/CH9/EX9.8/Ex9_8.sce new file mode 100644 index 000000000..1cc4c729c --- /dev/null +++ b/3811/CH9/EX9.8/Ex9_8.sce @@ -0,0 +1,18 @@ +//Book name: Fundamentals of electrical drives by Mohamad A. El- Sharkawi
+//chapter 9
+//example 9.8
+//edition 1
+//publisher and place:Nelson Engineering
+clc;
+clear;
+Ra=0.5;//armature resistance in ohm
+KQ=3;//field resistance
+V=200;//source voltage in volt
+T=180;//troque of the forklift in Nm
+V1=-30;//terminal voltage of the motor in volt
+omega5=((V1/KQ))-((Ra*T)/KQ^(2));
+se=60;//seconds in one minute
+n5=omega5*(se/(2*%pi));//new steady state speed at point 5 in rpm
+mprintf("The new steady state speed in is %f rpm",n5)
+I5=(V1-(KQ*omega5))/Ra;//current at point 5
+mprintf("\n The armature current at new speed in is %d A",I5)
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