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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /608/CH22/EX22.04 | |
| 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 '608/CH22/EX22.04')
| -rwxr-xr-x | 608/CH22/EX22.04/22_04.sce | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/608/CH22/EX22.04/22_04.sce b/608/CH22/EX22.04/22_04.sce new file mode 100755 index 000000000..c9bc45ad9 --- /dev/null +++ b/608/CH22/EX22.04/22_04.sce @@ -0,0 +1,16 @@ +//Problem 22.04: The stator of a 3-phase, 4-pole induction motor is connected to a 50 Hz supply. The rotor runs at 1455 rev/min at full load. Determine (a) the synchronous speed and (b) the slip at full load.
+
+//initializing the variables:
+p = 4/2; // number of pairs of poles
+f = 50; // in Hz
+nr = 1455/60; // in rev/sec
+
+//calculation:
+//ns is the synchronous speed, f is the frequency in hertz of the supply to the stator and p is the number of pairs of poles.
+ns = f/p
+//The slip, s
+s = ((ns - nr)/ns)*100 // in percent
+
+printf("\n\n Result \n\n")
+printf("\n(a) synchronous speed is %.0f rev/sec",ns)
+printf("\n(b) slip is %.0f percent",s)
\ No newline at end of file |