initial commit / add all books

1 files changed, 23 insertions, 0 deletions

diff --git a/914/CH11/EX11.8/ex11_8.sce b/914/CH11/EX11.8/ex11_8.sce
new file mode 100755
index 000000000..9d6218535
--- /dev/null
+++ b/914/CH11/EX11.8/ex11_8.sce
@@ -0,0 +1,23 @@
+clc;

+warning("off");

+printf("\n\n example11.8 - pg537");

+// given

+L=30;  //[ft] - length

+Ai=0.1623*L;

+di=0.620;  //[inch] - internal diameter

+d0=0.750;  //[inch] - outer diameter

+Ao=0.1963*L;  //[ft^2/ft]

+wc=12*(471.3/0.9425);

+cp=1;  //[Btu/lbm*degF] - heat capacity of water

+deltaH_coldwater=3.6*10^5;

+deltaH_vapourization=1179.7-269.59;

+wh=deltaH_coldwater/deltaH_vapourization;

+hi=80;  //[Btu/h*ft^2*degF]

+ho=500;  //[Btu/h*ft^2*degF]

+km=26;  //[Btu/h*ft*degF]

+Ui=1/((1/hi)+(((Ai/L)*log(d0/di))/(2*%pi*km))+(Ai/(Ao*ho)));

+deltaT1=300-50;

+deltaT=deltaT1/(exp((Ui*Ai)/(wc*cp)));

+Tsat=300;

+Tc2=Tsat-deltaT;

+printf("\n\n Therefore, the outlet temperature of the cold fluid is \n Tc2 = %f degF",Tc2);