diff options
Diffstat (limited to '1808/CH3/EX3.31/Chapter3_Exampl31.sce')
| -rw-r--r-- | 1808/CH3/EX3.31/Chapter3_Exampl31.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/1808/CH3/EX3.31/Chapter3_Exampl31.sce b/1808/CH3/EX3.31/Chapter3_Exampl31.sce new file mode 100644 index 000000000..e00d2b8f2 --- /dev/null +++ b/1808/CH3/EX3.31/Chapter3_Exampl31.sce @@ -0,0 +1,20 @@ +clc
+clear
+//INPUT DATA
+t1=300;//temperature in Degree C
+t2=700;//temperature in Degree C
+p1=1;//pressure in bar
+p3=12;//pressure in bar
+R=0.287;//gas constant
+
+//CALCULATIONS
+ns=(1-(t1/t2))*100;//Thermal efficiency in percentage
+Rc=((p3/p1)*(t1/t2));//compression ratio
+wn=R*log(Rc)*(t2-t1);//net work done in kJ/kg
+vs=(R*t1*(1-(1/Rc)))/(p1);//swept volume in m^3/kg
+pm=wn/vs;//mean effective pressure in bar
+
+//OUTPUT
+printf('(i)Thermal efficiency is %3.2f percentage \n (ii)The mean effective pressure is %3.2f bar',ns,pm)
+
+
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