diff options
| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /2252/CH23/EX23.19 | |
| 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 '2252/CH23/EX23.19')
| -rwxr-xr-x | 2252/CH23/EX23.19/Ex23_19.sce | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/2252/CH23/EX23.19/Ex23_19.sce b/2252/CH23/EX23.19/Ex23_19.sce new file mode 100755 index 000000000..1db9fe321 --- /dev/null +++ b/2252/CH23/EX23.19/Ex23_19.sce @@ -0,0 +1,19 @@ +
+//at short circuit
+Vsc=100//applied voltage
+Isc=15//line value of current
+Iph=Isc/sqrt(3)//phase value of current
+//calculating starting current drawn by the motor
+V=400//line voltage
+Vph=V/sqrt(3)//phase voltage
+I=Iph*Vph/Vsc//phase value of starting current
+Il=I
+mprintf("Starting current drawn by the motor=%d A\n",Il)
+//calculating ratio of starting to full load current
+Pout=5D+3//output
+e=.84//full load efficiency
+pf=.82//power factor
+I=Pout/(sqrt(3)*V*pf*e)//full load current
+r=Il/I
+mprintf("Ratio of starting to full load current=%f",r)
+
|