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| author | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
|---|---|---|
| committer | prashantsinalkar | 2017-10-10 12:27:19 +0530 |
| commit | 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 (patch) | |
| tree | dbb9e3ddb5fc829e7c5c7e6be99b2c4ba356132c /965/CH7/EX7.20 | |
| 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/CH7/EX7.20')
| -rw-r--r-- | 965/CH7/EX7.20/20.sci | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/965/CH7/EX7.20/20.sci b/965/CH7/EX7.20/20.sci new file mode 100644 index 000000000..9a42330bb --- /dev/null +++ b/965/CH7/EX7.20/20.sci @@ -0,0 +1,28 @@ +clc;
+clear all;
+disp("Heat loss calculation")
+ta=30;//degree C
+ts=90;// degree C
+U=2.8;// m/s
+v=18.97*10^(-6);// m^2/s
+kp=25;// W/m.C
+L=1;//m
+ka=0.02894;// W/m.C
+rho=1.06;//kg/m^3
+Cp=1005;//J/kg.K
+L=1;//m
+B=600/1000;// m
+Pr=0.696;
+delta = 25/1000;//m
+disp("i)Heat lost by the plate :")
+Re = U*L/v;// Reynold's number at trailing edge
+Nu=0.664*(Re^0.5)*(Pr^(1/3));
+h=Nu*ka/L;// W/m^2.C
+As=1*0.6;//m^2;// W
+Q=h*As*(ts-ta);
+disp("W",Q,"Heat loss by the plate is ")
+disp("ii) Bottom temperature of plate, tb :")
+tb = -1*Q*delta/(kp*As)+ts;// degree C
+disp("degree C",tb,"Bottom temperature of the plate is ")
+
+
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