Chemical Engineering - Fuels and Combustion - Discussion


A liquid/gaseous fuel containing hydrocarbons and high amount of sulphur is burnt with 40% excess air. The flue gas still contains large amount of carbon monoxide. This may be due to the

[A]. presence of large quantity of hydrogen in the fuel.
[B]. low calorific value of the fuel.
[C]. high sulphur content in the fuel.
[D]. lack of thorough mixing of fuel with air.

Answer: Option D


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