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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 /2015/CH9/EX9.14/9_14.sce | |
| 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 '2015/CH9/EX9.14/9_14.sce')
| -rwxr-xr-x | 2015/CH9/EX9.14/9_14.sce | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/2015/CH9/EX9.14/9_14.sce b/2015/CH9/EX9.14/9_14.sce new file mode 100755 index 000000000..2cdab6379 --- /dev/null +++ b/2015/CH9/EX9.14/9_14.sce @@ -0,0 +1,29 @@ +clc
+//initialisation of variables
+p2=1.5 //pressure in bar
+p1=1 //pressure in bar
+v=0.05 //volume in m*m*m
+x=0.35 //increse in pressure
+g=1.4
+r=1.4
+n=120 //number of cycles
+//CALCULATIONS
+wa=v*(p2-p1)*100
+wi1=3.5*100*p1*v*(((p2/p1)^((r-1)/r))-1)
+ceff=wi1/wa
+vo=v/4
+pr=wa*n/60
+prs=x*(p2-p1)
+p3=p1+prs
+wi2=3.5*100*p1*v*(((p3/p1)^((r-1)/r))-1)
+vi=v*(p1/p3)^(1/g)
+w2=vi*(p2-p3)*100
+tw=w2+wi2
+comeff=wi1/tw
+po=tw*2
+//RESULTS
+printf('compressor efficiency is %2f',ceff)
+printf('\nwork required for internal compression is %2fknm/rev',wi2)
+printf('\npower required is %2fkw',pr)
+printf('\ncompressor efficiency 2 is %2f',comeff)
+printf('\npower required 2 is %2fkw',po)
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