Question

4. (40 pts.) This Question includes [e1, e2, e3] A natural gas has the following molar analysis: CO$_2$ 0.5%, CH$_4$ 92% C$_2$H$_4$ 3% N$_2$ 4.5%. The gas is burned with dry air, using Orsat analysis with the following results: CO$_2$ 9.39%; CO 0.83%; O$_2$ 2.88% a) Identify the type of combustion analysis used in this problem [e1, 10 points] b) Formulate the stoichiometric reaction for complete combustion and show all your work [e2, 10 points] c) Solve [e3, 20 points] -The theoretical air-fuel ratio on a molar basis using stoichiometric approach. -The percent excess air and the actual air fuel ratio based on Kg of air over Kg of fuel gas

          4.
(40 pts.)
This Question includes [e1, e2, e3]
A natural gas has the following molar analysis:
CO$_2$ 0.5%, 
CH$_4$ 92%
C$_2$H$_4$ 3%
N$_2$ 4.5%.
The gas is burned with dry air, using Orsat analysis with the following results:
CO$_2$ 9.39%; CO 0.83%; O$_2$ 2.88%
a) Identify the type of combustion analysis used in this problem
[e1, 10 points]
b) Formulate the stoichiometric reaction for complete combustion and show all your
work
[e2, 10 points]
c) Solve
[e3, 20 points]
-The theoretical air-fuel ratio on a molar basis using stoichiometric approach.
-The percent excess air and the actual air fuel ratio based on Kg of air over Kg of fuel
gas

4.
(40 pts.)
This Question includes [e1, e2, e3]
A natural gas has the following molar analysis:
CO2 0.5%,
CH4 92%
C2H4 3%
N2 4.5%.
The gas is burned with dry air, using Orsat analysis with the following results:
CO2 9.39%; CO 0.83%; O$2$ 2.88%
a) Identify the type of combustion analysis used in this problem
[e1, 10 points]
b) Formulate the stoichiometric reaction for complete combustion and show all your
work
[e2, 10 points]
c) Solve
[e3, 20 points]
-The theoretical air-fuel ratio on a molar basis using stoichiometric approach.
-The percent excess air and the actual air fuel ratio based on Kg of air over Kg of fuel
gas

Added by Robert H.

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