diff options
Diffstat (limited to '3511/CH5/EX5.10/Ex5_10.sce')
-rw-r--r-- | 3511/CH5/EX5.10/Ex5_10.sce | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/3511/CH5/EX5.10/Ex5_10.sce b/3511/CH5/EX5.10/Ex5_10.sce new file mode 100644 index 000000000..a571fdbb4 --- /dev/null +++ b/3511/CH5/EX5.10/Ex5_10.sce @@ -0,0 +1,24 @@ +clc;
+T1=15+273; // Inlet temperature of air at compressor inlet in kelvin
+rp=6; // Compressor pressure ratio
+T3=750+273; // Maximum permissible temperature in kelvin
+T5=T3; // After reheat
+Cp=1.005; // Specific heat at constant pressure in kJ/kg K
+r=1.4; // Specific heat ratio
+
+c=rp^((r-1)/r);
+T2=T1*c; // Temperature at state 2
+p3_p4=sqrt (rp); // For maximum expansion work
+T4=T3/(p3_p4)^((r-1)/r); // Temperature at state 4
+T6=T4; // As pressure ratio is same
+Wc=Cp*(T2-T1); // Compressor work
+WT=Cp*(T3-T4)+Cp*(T5-T6); // Turbine work
+T7=T4; // Because of 100% regeneration
+q=Cp*(T3-T7)+Cp*(T5-T4); // Heat supplied
+WN=WT-Wc; // Net work done
+eff=WN/q; // Efficiency of the plant
+Wratio=WN/WT; // Work ratio
+disp ("kJ/kg of air",q,"Heat supplied = ");
+disp ("kW (roundoff error)",WN,"Net shaft work = ");
+disp ("%",eff*100,"The cycle thermal efficiency = ");
+disp (Wratio,"Work ratio = ");
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