Question 467Steam Plants - Assistant Engineer70% to pass
Recirculation of the feed water ensures a flow of water through the _______________.
AI Explanation
The correct answer is D) main feed pump.
Recirculation of the feed water ensures a flow of water through the main feed pump. This helps to prevent the main feed pump from running dry and overheating, which could damage the pump. The recirculation line allows a portion of the feed water to be diverted back to the suction side of the main feed pump, ensuring a continuous flow of water through the pump.
The other answer choices are incorrect because they do not directly relate to the recirculation of feed water through the main feed pump. The third stage heater, standby feed pump suction line, and economizer are not the primary components affected by the feed water recirculation process.
Related Questions
#465 The pressure in the feed water system must exceed boiler steam drum pressure in order to _______________.#466 Which of the following statements is correct regarding the start-up operation of a non-condensing turbine-driven feed pump? #468 If it is necessary to operate a turbine driven main feed pump at shut off head, or at less than 20% of its rated capacity, what will prevent the pump from overheating? #469 Which of the following actions takes place in the control circuit of an automatically fired auxiliary boiler when the desired steam pressure is obtained? #470 Which of the listed sequence of events occurs when an automatic auxiliary boiler is prepurged?