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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/CH2/EX2.48/48.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/CH2/EX2.48/48.sci')
| -rw-r--r-- | 965/CH2/EX2.48/48.sci | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/965/CH2/EX2.48/48.sci b/965/CH2/EX2.48/48.sci new file mode 100644 index 000000000..5bfe72381 --- /dev/null +++ b/965/CH2/EX2.48/48.sci @@ -0,0 +1,21 @@ +clc;
+clear all;
+
+disp("rate of heat loss")
+
+r1=60;//mm radius of pipe
+r2=r1+60;//mm radius of insulation1
+r3=r2+40;//mm radius of insulation2
+kA=0.24;// W/(m*C)
+kB=0.4;// W/(m*C)
+thf=65;// degree C
+tcf=20;// degree C
+hhf=60;// W/(m^2*C)
+hcf=12;// W/(m^2*C)
+L=60;//
+
+Q=2*3.1416*L*(thf-tcf)/(1/(hhf*r1*10^(-3))+(log (r2/r1))/kA+(log (r3/r2))/kB+1/(hcf*r3*10^(-3)));
+
+disp("W",Q,"rate of heat loss Q = ")
+
+
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