diff options
Diffstat (limited to '965/CH2/EX2.34/34.sci')
| -rw-r--r-- | 965/CH2/EX2.34/34.sci | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/965/CH2/EX2.34/34.sci b/965/CH2/EX2.34/34.sci new file mode 100644 index 000000000..6dd6c1fa1 --- /dev/null +++ b/965/CH2/EX2.34/34.sci @@ -0,0 +1,27 @@ +clc;
+clear all;
+disp("heat transfer rate")
+La=0.22;//m
+Lb=0.22;//m
+kA=3.5;// W/(m*C)
+kB=0.65;// W/(m*C)
+thf=1300;// degree C
+tcf=40;// degree C
+hconvi=16.4;//W/(m^2*C)
+hconvo=11.5;//W/(m^2*C)
+hradi=17.5;//W/(m^2*C)
+hrado=7.2;//W/(m^2*C)
+//q= qconvi+qradi=qA+qB=qconvo+qrado
+//q=delT/Rtotal=(thf-tcf)/Rtotal
+hi=hconvi+hradi;
+ho=hconvo+hrado;
+Rtotal=1/hi+1/ho+La/kA+Lb/kB;
+q=(thf-tcf)/Rtotal;// W
+disp("W/m^2",q,"rate of heat transfer through wall are unit area =")
+//q=hi*(thf-t1)=(t1-t2)/(La/kA)
+t1=thf-q/hi;// degree C
+t2=t1-q*(La/kA);// degree C
+disp ("degree C",t2,"maximum temperature to which common brick is subjected t2 =")
+
+
+
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