diff options
| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /965/CH4/EX4.23/23.sci | |
| parent | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (diff) | |
| download | Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.gz Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.tar.bz2 Scilab-TBC-Uploads-7f60ea012dd2524dae921a2a35adbf7ef21f2bb6.zip | |
initial commit / add all books
Diffstat (limited to '965/CH4/EX4.23/23.sci')
| -rw-r--r-- | 965/CH4/EX4.23/23.sci | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/965/CH4/EX4.23/23.sci b/965/CH4/EX4.23/23.sci new file mode 100644 index 000000000..ad029ad64 --- /dev/null +++ b/965/CH4/EX4.23/23.sci @@ -0,0 +1,22 @@ +clc;
+clear all;
+disp("Temperature & heat rate")
+x=80/1000;// m
+a=1.6*10^(-3);//m^2/h
+ti=25;// degree C
+ta=340;// degree C
+k=0.94;// W/(m.C)
+tau=8;//hours
+
+M=x/(2*(a*tau)^0.5);
+M
+//erfM=0.37=T1;
+T1=0.37;
+
+t=ta+T1*(ti-ta);
+disp("degree C",t,"temperature at the centre of slab T =")
+
+Q=k*(ti-ta)*(exp(-M*M))/(3.1416*a*tau)^0.5;
+disp("W/m^2",Q,"instantaneous heat flow rate Q =")
+ Qs=k*(ti-ta)/(3.1416*a*tau)^0.5;
+disp("W/m^2",Qs,"heat flow rate at the surface Qs =")
|