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Diffstat (limited to '599/CH6/EX6.8.a/example6_8_a.sce')
-rwxr-xr-x | 599/CH6/EX6.8.a/example6_8_a.sce | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/599/CH6/EX6.8.a/example6_8_a.sce b/599/CH6/EX6.8.a/example6_8_a.sce new file mode 100755 index 000000000..4e5612b19 --- /dev/null +++ b/599/CH6/EX6.8.a/example6_8_a.sce @@ -0,0 +1,20 @@ +
+clear;
+clc;
+printf("\t Example 6_8_a\n");
+
+Ls=1000; //mass of bone dry solid ais the drying surface
+A=55; //both upper surafce and lower surface are exposed
+v=.75; //velocity of air
+Nc=.3*10^-3; //in kg/m^2*s
+x2=.2; //moisture content on wet basis finally after drying
+Xcr=0.125; //crtical moisture content
+X1=0.15; //moisture content on dry basis intially
+X2=0.025; //moisture content on dry basis finally after drying
+Xbar=0.0; //equillibrium moisture
+
+tbar=(Ls/(A*Nc))*((X1-Xcr)+(Xcr-Xbar)*log((Xcr-Xbar)/(X2-Xbar)));
+
+printf("\n the time for drying the sheets from .15 to .025 kg water /kg of dyr solid moisture under same drying conditions is :%f hour",tbar/3600);
+
+//end
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