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Boiler Fundamentals #3

Authored by Coleen Buckley

Specialty

9th - 12th Grade

Used 18+ times

Boiler Fundamentals #3
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To make sure that the demand for steam is properly met, the supply of fuel and air to the boiler must be adjusted to reflect changers in the boiler load.

true

false

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the burners in boilers?

Burners inject a mixture of fuel and air into the combustion area of a boiler.

Burners are needed to change the liquid oil to a mist.

Burners transfer heat through electromagnetic waves

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the spuds in a typical gas burner?

inject gas into the burner

cause the air entering the burner to swirl, thus mixing thoroughly with the fuel

regulate the amount of air that enters the burner

start the burning process

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What is a fire-tube boiler? 

hot gases go into water, creating a mixture of exhaust and steam
hot gases pass through a water pipe that provides heat to the surroundings
hot gases pass through fire-tubes, which continue to the burner
hot gases pass through steel tubes surrounded by water, and the water is thus heated by the hot gases

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

What is a water-tube boiler?

water is passed through steel tubes surrounded by exhaust (gases), and the water is then heated by the hot gases
hot gases pass through tubes surrounded by water, and the water is thus heated by the hot gases
water runs through the boiler and out the safety valves
water is outside the pipes and is heated up by the exhaust (gases)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the impeller?

inject gas into the burner

cause the air entering the burner to swirl, thus mixing thoroughly with the fuel

regulate the amount of air that enters the burner

start the burning process

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of dampers in a typical gas burner?

inject gas into the burner

cause the air entering the burner to swirl, thus mixing thoroughly with the fuel

regulate the amount of air that enters the burner

start the burning process

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