| 摘要 |
<p>Disclosed is a power station boiler economizer, comprising a feed water pipeline (4), an inlet header box (1), a heat exchange surface (2), an outlet header box (3) and an outlet pipeline (8), wherein the feed water is heated when the flue gas flows through the outside of the heat exchange surface (2), a first bypass pipeline (5) is provided between the feed water pipeline (4) and the outlet pipeline (8) for connecting the two, and furthermore, the first bypass pipeline (5) is provided with a bypass temperature-regulation device (9).</p> |
