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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 /1709/CH12/EX12.3/12_3.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 '1709/CH12/EX12.3/12_3.sce')
| -rwxr-xr-x | 1709/CH12/EX12.3/12_3.sce | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/1709/CH12/EX12.3/12_3.sce b/1709/CH12/EX12.3/12_3.sce new file mode 100755 index 000000000..c08607c7e --- /dev/null +++ b/1709/CH12/EX12.3/12_3.sce @@ -0,0 +1,26 @@ +clc
+//Initialization of variables
+P=100 //psia
+//calculations
+disp("From mollier diagram,")
+h1=1357 //500 psia, 700F
+h2=1194 //100 psia
+h3=935//2 psia
+h4=93.99 //sat liq at 2 psia
+vf=0.01613
+vf2=0.01774
+P5=100 //psia
+P4=2 //psia
+dh4=vf*(P5-P4)*144/778
+h5=h4+dh4
+h6=298.4
+P7=500 //psia
+P6=100 //psia
+dh6=vf2*(P7-P6)*144/778
+h7=dh6+h6
+m=(h6-h5)/(h2-h5)
+W=h1-h2 + (1-m)*(h2-h3) - (1-m)*(h5-h4) -(h7-h6)
+Q=h1-h7
+etath=W/Q
+//results
+printf("Thermal efficiency = %.1f percent",etath*100)
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