Question 361Steam Plants - Assistant Engineer70% to pass
The purpose of the boiler drum air cock is to _______________.
AI Explanation
The correct answer is D) all of the above.
The purpose of the boiler drum air cock is to serve all three functions - admit air when the boiler is being emptied (A), permit escape of air when the boiler is being filled (B), and permit escape of air when steam is forming in the drum after lighting off (C). The air cock allows the controlled release or admission of air during various stages of boiler operation to prevent pressure imbalances that could damage the boiler. This is a critical safety feature required by Coast Guard regulations for properly operating marine boilers.
Related Questions
#359 The main purpose of the boiler steam drum component shown in the illustration is to _______________. Illustration SG-0006 #360 That portion of the steam drum, containing a manhole for internal access to the drum, for the purpose of cleaning, inspecting, and carrying out repairs, is called the _______________.#362 Which of the following statements concerning boiler steam drum surface blow piping is correct? #363 When installing new safety valve escape piping, precautions should include assuring that _______________.#364 To minimize metal corrosion, boiler water is best kept _______________.