Question 102Steam Plants - QMED70% to pass
The main feed check valve functions to _______________.
AI Explanation
The correct answer is B) prevent backflow of water from the boiler in the event of a feed pump failure.
The main feed check valve is designed to prevent the backflow of water from the boiler to the feed pump in case of a feed pump failure. This is an important safety feature to prevent damage to the boiler and ensure a reliable supply of feed water. The other answer choices do not accurately describe the primary function of the main feed check valve.
Related Questions
#100 Which system should be used when required to raise the water level in an idle boiler? #101 When operating with the auxiliary feed line, feed water flow is controlled _______________.#103 Under EMERGENCY operating conditions, the proper valve positions for controlling feed water to the boiler should be the _______________.#104 The connections labeled "A" in the illustration, are used to SG-0025 #106 Under normal conditions, the rate of heat transfer in a feed water heater is most greatly affected by the _______________.