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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/EX2.70/70.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/EX2.70/70.sci')
| -rw-r--r-- | 965/CH2/EX2.70/70.sci | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/965/CH2/EX2.70/70.sci b/965/CH2/EX2.70/70.sci new file mode 100644 index 000000000..703d35167 --- /dev/null +++ b/965/CH2/EX2.70/70.sci @@ -0,0 +1,18 @@ +clc;
+clear all;
+disp("Radius of insulation")
+k=0.172;// W/(m*C)
+t1=475;//degree C
+t2=300;//degree C
+r1=60/2;//mm
+ho=2.8;// W/(m^2*K)
+rc=1000*k/ho;//mm
+Rthcd=(log(rc/r1))/k;
+Rthcv=1000/(ho*rc);
+disp("mm",rc,"critical radius of insulation =")
+Qwi=2*3.1416*(t1-t2)/(Rthcd+Rthcv);
+disp("W/m",Qwi,"with insulation Qwi =")
+
+Qwoi=2*3.1416*r1*ho*(t1-t2)/1000;
+disp("W/m",Qwoi,"with insulation Qwoi =")
+
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