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Diffstat (limited to '172/CH5/EX5.6/ex6.sce')
-rwxr-xr-x | 172/CH5/EX5.6/ex6.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/172/CH5/EX5.6/ex6.sce b/172/CH5/EX5.6/ex6.sce new file mode 100755 index 000000000..4adda4d24 --- /dev/null +++ b/172/CH5/EX5.6/ex6.sce @@ -0,0 +1,20 @@ +//example 6
+//calculating work and heat transfer for the process
+clear
+clc
+V1=0.1 //volume of cylinder in m^3
+m=0.5 //mass of steam in kg
+v1=V1/m //specific volume of steam in m^3/kg
+vf=0.001084 //m^3/kg
+vfg=0.4614 //m^3/kg
+x1=(v1-vf)/vfg //quality
+hf=604.74 //kJ/kg
+hfg=2133.8//kJ/kg
+h2=3066.8 //final specific heat enthalpy in kJ/kg
+h1=hf+x1*hfg //initial specific enthalpy in kJ/kg
+Q=m*(h2-h1) //heat transfer for this process in kJ
+P=400 //pressure inside cylinder in kPa
+v2=0.6548 //specific enthalpy in m^3/kg
+W=m*P*(v2-v1) //work done for the process in kJ
+printf("\n hence, work done for the process, W = %.3f kJ. \n",W)
+printf("\n and heat transfer, Q=%.3f kJ.\n",Q)
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