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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /1808/CH5/EX5.28/Chapter5_Exampl28.sce | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '1808/CH5/EX5.28/Chapter5_Exampl28.sce')
| -rw-r--r-- | 1808/CH5/EX5.28/Chapter5_Exampl28.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/1808/CH5/EX5.28/Chapter5_Exampl28.sce b/1808/CH5/EX5.28/Chapter5_Exampl28.sce new file mode 100644 index 000000000..5cd923c56 --- /dev/null +++ b/1808/CH5/EX5.28/Chapter5_Exampl28.sce @@ -0,0 +1,24 @@ +clc
+clear
+//INPUT DATA
+k=0.05;//clearance
+p1=1;//initial pressure in bar
+pd=5.5;//delivery pressure in bar
+n=1.3;//index of compression
+R=0.287;//gas constant
+N=500;//Speed in rpm
+d=0.2;//diameter in m
+t1=293;//temperature in K
+
+//CALCULATIONS
+nv=1+k-k*((pd/p1)^(1/n));//volumetric efficiency in percentage
+va=nv*(3.14*d^3*1.5*N)/4;//Volume of air in m^3/min
+m=p1*va/(R*t1);//mass of air in kg/min
+ip=(n/(n-1))*p1*10^2*(va/60)*((pd/p1)^((n-1)/n)-1);//Power required to run the compressor in kW
+
+//OUTPUT
+printf('(i)Volumetric efficiency %3.4f percentage \n (ii)Power required to run the compressor is %3.2f kW',nv,ip)
+
+
+
+
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