diff options
Diffstat (limited to '3511/CH5/EX5.5')
| -rw-r--r-- | 3511/CH5/EX5.5/Ex5_5.sce | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/3511/CH5/EX5.5/Ex5_5.sce b/3511/CH5/EX5.5/Ex5_5.sce new file mode 100644 index 000000000..bdd8e085c --- /dev/null +++ b/3511/CH5/EX5.5/Ex5_5.sce @@ -0,0 +1,18 @@ +clc;
+p1=1.4; // Pressure at state 1 in bar
+T1=310; // Temperature at state 1 in kelvin
+rp=5; // Pressure ratio
+Tmax=1050; // Maximum temperatuer in kelvin
+WN=3000; // Net output in kW
+Cp=1.005; // Specific heat at constant pressure in kJ/kg K
+r=1.4; // Specific heat ratio
+R=287; // Characteristic gas constant in J/kg K
+
+T3=Tmax;
+T2=T1*(rp)^((r-1)/r); // Temperature at the state 2
+T4=T3/(rp)^((r-1)/r); // Temperature at the state 4
+T5=T4; // As regenerator effectiveness in 100 %
+m=WN/(Cp*((T3-T4)-(T2-T1))); // mass flow rate of air
+eff=(T3-T4-T2+T1)/(T3-T5); // Efficiency of a cycle
+disp ("%",eff*100,"(i). Thermal efficiency of the cycle = ");
+disp ("kg/min (roundoff error)",m*60,"(ii). The mass flow rate of air per minute = ");
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