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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /858/CH3/EX3.27/example_27.sce | |
| download | Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2 Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip | |
initial commit / add all books
Diffstat (limited to '858/CH3/EX3.27/example_27.sce')
| -rwxr-xr-x | 858/CH3/EX3.27/example_27.sce | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/858/CH3/EX3.27/example_27.sce b/858/CH3/EX3.27/example_27.sce new file mode 100755 index 000000000..e99d03ca8 --- /dev/null +++ b/858/CH3/EX3.27/example_27.sce @@ -0,0 +1,38 @@ +clc
+clear
+printf("example 3.27 page number 114\n\n")
+
+//to find the area of heating surface
+F = 1000 //in kg
+xF = 0.01
+
+solid_feed = F*xF;
+water_feed = F - solid_feed;
+
+tF = 40 //in degree C
+hF = 167.5 //in kJ/kg
+xL = 0.02;
+
+solid_liquor = 10 //in kg
+L = solid_liquor/xL;
+tL = 100 //in degree C
+hL = 418.6 //in kJ/kg
+
+V = F -L;
+
+tv = 100 //in degree C
+Hv = 2675 //in kJ/kg
+ts = 108.4 //in degree C
+Hs = 2690 //in kJ/kg
+tc = 108.4 //in degree C
+hc = 454 //in kJ/kg
+
+//applying heat balance
+S = (F*hF-V*Hv-L*hL)/(hc-Hs);
+printf("weight of steam required = %f kg/hr",S)
+
+Q = S*(Hs-hc);
+U = 1.4 //in kW/m2K
+delta_t = ts-tL;
+A = 383.2/(U*delta_t);
+printf("\n\narea of heating surface = %f square meter",A)
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