過か熱ねつ器き

noun

superheater

A device that heats steam above its saturation point, used in boilers and power plants.

• ボイラーの過か熱ねつ器きが故こ障しょうすると、蒸じょう気きの温おん度どが下さがる。

  If the boiler's superheater breaks down, the steam temperature drops.