Boilers Equipment Quiz

What component of a boiler is used to preheat feedwater before it enters the main boiler system?

• A. Burners
• B. Boiler feedwater system
• C. Economizer
• D. Steam distribution system

What key component of a natural gas burner is a fixed, vaned device that causes the air/fuel mixture to swirl above the burner?

• A. Spiders
• B. Impellers
• C. Igniters
• D. Knockout pots

What key component of a natural gas burner is used to automatically ignite the flammable air and fuel mixture at the tip of the burner?

• A. Spiders
• B. Impellers
• C. Igniters
• D. Knockout pots

Which of the following is one of the most common steam trap designs?

• A. Functional trap
• B. Pressure trap
• C. Physical trap
• D. Thermostatic trap

Which of the following is the hot water line in a water tube boiler?

• A. Riser tube
• B. Radiant tube
• C. Downcomer tube
• D. Superheated tube

What component of a water tube boiler controls the flow of air to the burners to maintain the correct fuel-to-air ratio?

• A. Air register
• B. Draft fans
• C. Desuperheater
• D. Burners

What component of a water tube boiler is a temperature control point at the outlet of the boiler steam flow that maintains a specific steam temperature by using boiler feedwater injection through a control valve?

• A. Air register
• B. Draft fans
• C. Desuperheater
• D. Burners

Which of the following is a use for superheated steam?

• A. Driving furnaces
• B. Catalytic cracking
• C. Product quality improvement
• D. Maintenance of steam pressures and temperatures over short distances

What type of steam is steam that has been heated to a temperature above its saturated temperature?

• A. Boiler steam
• B. Saturated steam
• C. Superheated steam
• D. Desuperheated steam

What water treatment method is the treatment of water to remove dissolved mineral salts such as calcium and magnesium?

• A. Softening
• B. Coagulation
• C. Deaeration
• D. Filtration