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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 /779/CH18/EX18.2 | |
| 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 '779/CH18/EX18.2')
| -rwxr-xr-x | 779/CH18/EX18.2/18_2.sce | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/779/CH18/EX18.2/18_2.sce b/779/CH18/EX18.2/18_2.sce new file mode 100755 index 000000000..f635e7a25 --- /dev/null +++ b/779/CH18/EX18.2/18_2.sce @@ -0,0 +1,21 @@ +P1 = 101.3e03; P4 = P1; // in Pa
+P2 = 8*P1; P3 = P2;
+T1 = 288; Vs = 2000;
+V3 = 100; Vc = V3;
+V1 = Vs + Vc ;
+n = 1.25; R = 287;
+V4 = ((P3/P4)^(1/n))*V3;
+W = ((n*P1*(V1-V4)*1e-06)/(n-1))*(((P2/P1)^((n-1)/n))-1);
+P = (W*800*0.001)/60 ;
+disp("kW",P,"Indicated poer is")
+disp("%",100*(V1-V4)/Vs,"Volumetric efficiency is")
+m = (P1*(V1-V4)*1e-06)/(R*T1);
+m_dot = m*800;
+disp("kg/min",m_dot,"Mass flow rate is")
+FAD = (V1-V4)*1e-06*800;
+disp("m3/min",FAD,"Free air delivery is")
+Wt = P1*(V1-V4)*1e-06*log(P2/P1);
+n_isothermal = (Wt*800*0.001)/(P*60);
+disp("%",100*n_isothermal,"Isothermal efficiency is")
+Pi = P/0.85;
+disp("kW",Pi,"Input power is")
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