Question 244Steam Plants - Assistant Engineer

The correct answer is B) desuperheater. A desuperheater is a device used to lower the temperature of superheated steam, which is steam at a temperature higher than the saturation temperature corresponding to its pressure. The illustration SG-0013 depicts a desuperheater, which is the correct identification of the device shown. The other answer choices are incorrect. An air ejector is a device used to create a vacuum, a deaerator is used to remove dissolved gases from feedwater, and an eductor is a type of jet pump. None of these devices match the functionality and appearance of the component shown in the illustration.