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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 /2141/CH9/EX9.9/Ex9_9.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 '2141/CH9/EX9.9/Ex9_9.sce')
| -rwxr-xr-x | 2141/CH9/EX9.9/Ex9_9.sce | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/2141/CH9/EX9.9/Ex9_9.sce b/2141/CH9/EX9.9/Ex9_9.sce new file mode 100755 index 000000000..dbf79d4df --- /dev/null +++ b/2141/CH9/EX9.9/Ex9_9.sce @@ -0,0 +1,29 @@ +
+clc
+//initialisation of variables
+T1=520 //R
+P1=14.7 //lbf/in^2
+v1=(53.34*T1)/(P1*144)//ft^3/lbm
+T=2.3 //lbf
+T2=T*T1//R
+P2=18.4*(P1)//lbf/in^2
+v2=v1/8 //ft^3/lbm
+Q=800 //Btu/lbm
+T3=Q/0.171 //R
+T4=T2+T3//R
+T5=4.92 //R
+T6=T5*P2//lbf/in^2
+t=T4/T//R
+p=18.4 //lbf/in^2
+p1=T6/p//lbf/in^2
+nth=0.565 //btu/lbm
+Cv=0.171 //Btu
+g=144//ft
+T=778//f
+//CALCULATIONS
+Q1=Cv*(T1-t)//Btu/lbm
+Nth=1-(-Q1/Q)//Btu/lbm
+Wnet=Q+Q1 //Btu/lbm
+Mep=(Wnet*T)/((v1-v2)*g)//lbf/in^2
+//RESULTS
+printf('The pressure and thermal efficiency and the mean efficiency pressure=% f lbf/in^2',Mep)
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