From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 599/CH6/EX6.9/example6_9.sce | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100755 599/CH6/EX6.9/example6_9.sce (limited to '599/CH6/EX6.9/example6_9.sce') diff --git a/599/CH6/EX6.9/example6_9.sce b/599/CH6/EX6.9/example6_9.sce new file mode 100755 index 000000000..393ec1fda --- /dev/null +++ b/599/CH6/EX6.9/example6_9.sce @@ -0,0 +1,22 @@ + +clear; +clc; +printf("\t Example 6.9\n"); + + //determine the drying condition of sample 0.3*0.3 size.sheet lost weight at rate of 10^-4 kg/s until the moisture fell to 60 percent + +x1=.75; //moisture content on wet basis +xbar=0.1; //equilllibrium moisture on dry basis +xcr=0.6; //critical moisture content +Ls=0.90; //mass of bone dry solid ais the drying surface +A=0.3*0.3*2; //both upper surafce and lower surface are exposed +//A*Nc=10^-4; +x2=.2; //moisture content on wet basis finally after drying +Xcr=0.6/0.4; //crtical moisture content +X1=3; //moisture content on dry basis intially +X2=0.25; //moisture content on dry basis finally after drying +Xbar=0.1/0.9; //equillibrium moisture +tbar=Ls/(10^-4) * ((X1-Xcr)+(Xcr-Xbar)*log((Xcr-Xbar)/(X2-Xbar))); +printf("\n the time for drying the sheets from 75 to 25 percent moisture under same drying conditions is :%f hr",tbar/3600); + +//end \ No newline at end of file -- cgit