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Diffstat (limited to '3831/CH10/EX10.2/Ex10_2.sce')
| -rw-r--r-- | 3831/CH10/EX10.2/Ex10_2.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/3831/CH10/EX10.2/Ex10_2.sce b/3831/CH10/EX10.2/Ex10_2.sce new file mode 100644 index 000000000..317534203 --- /dev/null +++ b/3831/CH10/EX10.2/Ex10_2.sce @@ -0,0 +1,20 @@ +// Example 10_2
+clc;funcprot(0);
+// Given data
+p_0=0.101;// MPa
+T_0=20.0+273;// K
+p=1.500; // MPa
+T=20+273;// K
+C_v=0.781;// kJ/kg.K
+C_p=1.004;// kJ/kg.K
+R=0.286;// kJ/kg.K
+g=9.81;// m/s^2
+g_c=1;// The gravitational constant
+
+// Calculation
+// Assume deltau=u-u_0;deltav=v-v_0;deltas=s-s_0;
+deltau=C_v*(T-T_0);// kJ/kg
+deltav=R*((T/(p*10^3))-(T_0/(p_0*10^3)));// kJ/kg
+deltas=(C_p*log(T/T_0))-(R*log((p*10^3)/(p_0*10^3)));// kJ/kg
+a=deltau+(p_0*10^3*deltav)-(T_0*deltas)+0+0;// kJ/kg
+printf("\nThe specific available energy,a=%3.0f kJ/kg",a);
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