From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 3821/CH11/EX11.14/Example11_14.sce | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 3821/CH11/EX11.14/Example11_14.sce (limited to '3821/CH11/EX11.14/Example11_14.sce') diff --git a/3821/CH11/EX11.14/Example11_14.sce b/3821/CH11/EX11.14/Example11_14.sce new file mode 100644 index 000000000..39afce846 --- /dev/null +++ b/3821/CH11/EX11.14/Example11_14.sce @@ -0,0 +1,24 @@ +///Chapter No 11 Steam Boilers +////Example 11.14 Page No 245 +///Find Theoretical draught in millimeters of water +//Input data +clc; +clear; +H=24; //Chimney height in m +Ta=25+273; //Ambient temperature in degree celsius +Tg=300+273; //Temperature of fuel gases in degree celsius +ma=20; //Combustion space of fuel burnt in Kg/Kgof fuel +g=9.81; + + +//Calculation +hw=((353*H)*((1/Ta)-((1/Tg)*((ma+1)/ma))));//Theoretical draught in millimeters of water in mm +H1=H*((Tg/Ta)*(ma/(ma+1))-1); //Theoretical draught produced in hot gas column in m +H2=H1-9.975; //Draught lost in friction at the grate and passage in m +V=round(sqrt(2*g*H2)); //Actual draught produced in hot gas column in m + +///Output +printf('Theoretical draught in millimeters of water= %f mm \n',hw); +printf('Theoretical draught produced in hot gas column=%f m \n',H1); +printf('Draught lost in friction at the grate and passage=%f m \n',H2); +printf('Actual draught produced in hot gas column= %f m \n ',V); -- cgit