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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 /1994/CH9/EX9.20/Example9_20.sce | |
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Diffstat (limited to '1994/CH9/EX9.20/Example9_20.sce')
| -rwxr-xr-x | 1994/CH9/EX9.20/Example9_20.sce | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/1994/CH9/EX9.20/Example9_20.sce b/1994/CH9/EX9.20/Example9_20.sce new file mode 100755 index 000000000..c73974359 --- /dev/null +++ b/1994/CH9/EX9.20/Example9_20.sce @@ -0,0 +1,29 @@ +//Chapter-9,Example9_20,pg 9_70
+V=250
+Ra=0.15
+Rsh=166.67
+No=1280
+Il1=67
+Ish=V/Rsh
+Ia1=Il1-Ish
+Eb1=V-Ia1*Ra
+//on no load
+Ilo=6.5
+Ish=1.5
+Iao=Ilo-Ish
+Ebo=V-Iao*Ra
+N1=Eb1*No/Ebo
+Sr=(No-N1)*100/No//speed regulation
+SL=Ebo*Iao
+Po=Eb1*Ia1-SL//full load shaft output
+hp=Po/746//horse power rating
+Pi=V*Il1
+n=Po*100/Pi
+printf("full load speed\n")
+printf("N1=%.3f r.p.m\n",N1)
+printf("speed regulation\n")
+printf("Sr=%.2f \n",Sr)
+printf("hp rating of machine\n")
+printf("hp=%.2f hp\n",hp)
+printf("full load efficiency\n")
+printf("n=%.2f ",n)
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