A b0iler uses a high grade distillate fuel 0il with a cal0rific value 0f 43.38 MJ/kg. Analysis of the stack gases at 375°C and 765 t0rrs sh0ws 9% CO2, 1.21% CO, 0.37% H2, 7.05% O2, and 82.37% N2. Assuming that the fuel 0il c0nsists 0nly 0f hydr0carb0ns. Calculate: a) % excess air (40.03%) b) wt% c0mp0siti0n 0f the fuel 0il (84.95%C, 15.05% H) c) Air-Fuel rati0 (AFR) (20.85)
A b0iler uses a high grade distillate fuel 0il with a cal0rific value 0f 43.38 MJ/kg. Analysis of the stack gases at 375°C and 765 t0rrs sh0ws 9% CO2, 1.21% CO, 0.37% H2, 7.05% O2, and 82.37% N2. Assuming that the fuel 0il c0nsists 0nly 0f hydr0carb0ns. Calculate: a) % excess air (40.03%) b) wt% c0mp0siti0n 0f the fuel 0il (84.95%C, 15.05% H) c) Air-Fuel rati0 (AFR) (20.85)
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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,,,A b0iler uses a high grade distillate fuel 0il with a cal0rific value 0f 43.38 MJ/kg. Analysis of the stack gases at 375°C and 765 t0rrs sh0ws 9% CO2, 1.21% CO, 0.37% H2, 7.05% O2, and 82.37% N2. Assuming that the fuel 0il c0nsists 0nly 0f hydr0carb0ns. Calculate:
a) % excess air (40.03%)
b) wt% c0mp0siti0n 0f the fuel 0il (84.95%C, 15.05% H)
c) Air-Fuel rati0 (AFR) (20.85)
d) Barrels per metric t0nne 0f fuel 0il at 30° API; assume 1 m = 6.2898
American barrels (7.18)
e) % CV l0st due t0:
i) Unburnt c0mbustibles (7.17%)
ii) Unc0ndensed water (7.38%)
iii) Sensible Heat (20.16%)
f) Adiabatic Flame Temperature
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