diff options
Diffstat (limited to '858/CH5/EX5.17')
| -rwxr-xr-x | 858/CH5/EX5.17/example_17.sce | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/858/CH5/EX5.17/example_17.sce b/858/CH5/EX5.17/example_17.sce new file mode 100755 index 000000000..25b4bb51b --- /dev/null +++ b/858/CH5/EX5.17/example_17.sce @@ -0,0 +1,19 @@ +clc
+clear
+printf("example 5.17 page number 209\n\n")
+
+//to find the change in heat trnasfer area
+
+Hv=2635.3 //kJ/kg
+hL=313.93 //in kJ/kg
+S=(2500*313.93+2500*2635.3-5000*125.79)/(2691.5-461.30);
+printf("steam flow rate = %f kg steam/hr",S)
+
+q = S*(2691.5 - 461.30);
+q = q*1000/3600 //in W
+U = 2833.13; //in W/m2 K
+delta_T = 383.2-348.2; //in K
+A = q/(U*delta_T);
+
+printf("\n\nArea = %f sq meter",A)
+printf("\n\nin this case a condensor and vaccum pump should be used")
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