initial commit / add all books

1 files changed, 27 insertions, 0 deletions

diff --git a/32/CH11/EX11.04/11_04.sce b/32/CH11/EX11.04/11_04.sce
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+//pathname=get_absolute_file_path('11.04.sce')

+//filename=pathname+filesep()+'11.04-data.sci'

+//exec(filename)

+//Height of chimney(in m):

+H=60

+//Ambient air temperature(in K):

+Ta=17+273

+//Temperature of burnt gases(in K):

+Tg=300+273

+//Temperature of the artificial burnt gases(in K):

+Tga=150+273

+//Mass per kg of fuel required for complete combustion(in kg):

+m=19

+//Specific heat of hot gases(in kJ/kg.K):

+Cpg=1.0032

+//Calorific value of burnt fuel(in kJ/kg):

+c=32604

+//Draught (in mm of water column):

+hw=353*H*(1/Ta-(m+1)/(m*Tg))

+//Chimney efficiency:

+n=9.81*H*(m/(m+1)*Tg/Ta-1)/(Cpg*(Tg-Tga)*10^3)*100

+//Extra heat carried away by flue gases(in kJ):

+Q=(m+1)*Cpg*(Tg-Tga)

+printf("\n RESULT \n")

+printf("\nDraught = %f mm of water",hw)

+printf("\nChimney efficiency = %f percent",n)

+printf("\nExtra heat carried away by flue gases per kg of fuel burnt = %f kJ",Q)
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