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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 /551/CH14/EX14.24 | |
| 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 '551/CH14/EX14.24')
| -rwxr-xr-x | 551/CH14/EX14.24/24.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/551/CH14/EX14.24/24.sce b/551/CH14/EX14.24/24.sce new file mode 100755 index 000000000..e3ce463f9 --- /dev/null +++ b/551/CH14/EX14.24/24.sce @@ -0,0 +1,24 @@ +clc
+Q1=500; //total heating requirement of 500 kJ/min
+n_compressor=0.8;
+s1=0.7035; //kJ/kg K
+s2=0.6799; //kJ/kg K
+T2=322.31; //K
+cp=0.7; //kJ/kg K
+h_v2=206.24; //kJ/kg
+h_l2=84.21; //kJ/kg
+h_v1=182.07 //kJ/kg
+
+Q2=Q1/n_compressor; //Heat rejected by the cycle
+
+//Entropy of dry saturated vapour at 2 bar= Entropy of superheated vapour at 12 bar
+T=T2*%e^((s1-s2)/cp);
+
+H=h_v2+cp*(T-T2); //Enthalpy of superheated vapour at 12 bar
+Q3=H-h_l2; //Heat rejected per cycle
+m=Q2/Q3; //kg/min
+W=m*(H-h_v1)/60; //kW
+W_actual=W/n_compressor;
+disp("Power =")
+disp(W_actual)
+disp("kW")
\ No newline at end of file |