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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/EX2.18/18.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/EX2.18/18.sci')
| -rw-r--r-- | 965/CH2/EX2.18/18.sci | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/965/CH2/EX2.18/18.sci b/965/CH2/EX2.18/18.sci new file mode 100644 index 000000000..9a1b3a8eb --- /dev/null +++ b/965/CH2/EX2.18/18.sci @@ -0,0 +1,38 @@ +clc;
+clear all;
+disp("composite wall system")
+La=0.12;//m
+Aa=1;//m^2
+kA= 14.5;//W/(m*C)
+RthA=La/(kA*Aa);
+
+La1=0.000025;//m
+Aa1=0.15;//m^2
+kA1= 14.5;//W/(m*C)
+RthA1=La1/(kA1*Aa1);
+
+Lb=0.12;//m
+Ab=1;//m^2
+kB= 210;//W/(m*C)
+RthB=Lb/(kB*Ab);
+
+Lb1=0.000025;//m
+Ab1=0.15;//m^2
+kB1= 210;//W/(m*C)
+RthB1=Lb1/(kB1*Ab1);
+
+Lc=0.000025;//m
+Ac=0.7;//m^2
+kC=0.032;//W/(m*C)
+RthC=Lc/(kC*Ac);
+
+Req=RthA1*RthB1*RthC/(RthA1*RthC+RthB1*RthA1+RthB1*RthC);
+
+Rtotal=RthA+Req+RthB
+t1=220;// degree C
+t2=30;// degree C
+Q=(t1-t2)/Rtotal;
+disp ("W",Q,"heat transfer = ")
+delT=Q*Req;
+disp("degree C",delT,"temperature drop in contact")
+
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