Engineering · Steam — Boilers
The primary purpose of a steam drum in a water-tube boiler is to:
- ABurn the fuel
- BSeparate steam from water and serve as the steam/water reservoir✓ Correct
- CHeat the feedwater before the economizer
- DStore fuel oil
Explanation
The steam drum at the top of a water-tube boiler is where the steam/water mixture separates; dry steam leaves the top while water recirculates down to the tubes.
Authority: Steam Plants (USCG engineering topic)
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