From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 2510/CH14/EX14.16/Ex14_16.sce | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100755 2510/CH14/EX14.16/Ex14_16.sce (limited to '2510/CH14/EX14.16/Ex14_16.sce') diff --git a/2510/CH14/EX14.16/Ex14_16.sce b/2510/CH14/EX14.16/Ex14_16.sce new file mode 100755 index 000000000..f1cc5f60e --- /dev/null +++ b/2510/CH14/EX14.16/Ex14_16.sce @@ -0,0 +1,16 @@ + +//Variable declaration: +hw = 200.0 //Water heat coefficient (Btu/h.ft^2.°F) +ho = 50.0 //Oil heat coefficient (Btu/h.ft^2.°F) +hf = 1000.0 //Fouling heat coefficient (Btu/h.ft^2.°F) +DTlm = 90.0 //Log mean temperature difference (°F) +A = 15.0 //Area of wall (ft^2) + +//Calculation: +X = 1.0/hw+1.0/ho+1.0/hf //Equation 14.34 for constant A +U = 1.0/X //Overall heat coeffocient (Btu/h.ft^2.°F) +Q = U*A*DTlm //Heat transfer rate (Btu/h) +Q = round(Q*10**-1)/10**-1 + +//Result: +printf("The heat transfer rate is : %f Btu/h.",Q) -- cgit