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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /1319/CH6/EX6.11 | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '1319/CH6/EX6.11')
| -rw-r--r-- | 1319/CH6/EX6.11/6_11.sce | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/1319/CH6/EX6.11/6_11.sce b/1319/CH6/EX6.11/6_11.sce new file mode 100644 index 000000000..2d8ae3b83 --- /dev/null +++ b/1319/CH6/EX6.11/6_11.sce @@ -0,0 +1,64 @@ +//Swinburne test on a dc shunt motor
+
+clc;
+clear;
+
+V=500;
+I=5;
+Rf=250;
+Ra=0.5;
+
+P=V*I;
+If=V/Rf;
+
+Ia=I-If;
+
+Pfc=(If^2)*Rf;// Field Copper Loss
+
+Pac=(Ia^2)*Ra; // Armature Copper Loss
+
+Pil=P-Pfc-Pac;// Iron loss
+
+// Generator
+
+Vg=500;
+Ig=100;
+
+Pog=Vg*Ig; // Power Output
+
+Iag=Ig+If; //Armature current
+
+Pgac=(Iag^2)*Ra; // Armature Copper loss
+
+slg=0.01*Pog;//stray loss
+
+Pgtl=Pgac+Pfc+slg+Pil; // Total losses
+
+effg=Pog*100/(Pog+Pgtl);
+
+// Motor
+
+Vm=500;
+Im=100;
+
+Pim=Vm*Im; // Power input to the motor
+
+Iam=Ig-If; // Armature current
+
+Pmac=(Iam^2)*Ra; // Armature Copper Loss
+
+Pom=Pim-Pmac-Pil-Pfc;// Ouput of the motor
+slm=0.01*Pom;// Stray loss
+
+Pmtl=Pmac+Pil+Pfc+slm; // Total loss of the motor
+
+effm=(Pom-slm)*100/(Pim);
+
+
+printf('i) The Efficiency of the machine as a generator delivering 100A at 500V = %g percent \n',effg)
+
+printf('ii) The Efficiency of the machine as a motor having a line current 100A at 500V = %g percent \n',effm)
+
+
+
+
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