10 Questions
Which of the following is true about natural gas combustion characteristics?
Natural gas combusts readily with air, resulting in complete combustion.
Which of the following gases is typically removed during the treatment of natural gas?
Nitrogen
What is the typical range of heating value for natural gas expressed in terms of mass?
46,420 to 55,700 J/kg
According to the given information, what is the stoichiometric volume of oxygen required for complete combustion of 1 m3 of methane?
9.52 m3
What is the volume of air flow supplied in the given example of a boiler burning 50 m3/h of methane gas at 10% excess air?
523.6 m3/h
How much volume of nitrogen is present in the 50 m3/h of air flow supplied in the given example of a boiler burning methane gas at 10% excess air?
7.52 m3/h
According to the text, which of the following is an advantage of natural gas as a fuel?
It is clean burning with no ash produced
According to the text, which of the following is a disadvantage of natural gas as a fuel?
It is more expensive than solid and liquid fuels
According to the text, what is the mass of air containing 4 kg of oxygen?
17.24 kg
According to the text, what is the air-fuel ratio if the excess air is 15% for a boiler fired on natural gas?
19.83 kg air/kg fuel
Test your knowledge on the properties and combustion characteristics of natural gas in this quiz. Learn about its advantages for steam generation and its combustion equations.
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