| 摘要 |
<p>A boiler (10,60) for generating steam by the recovery of heat from a hot gas stream including an enclosed pressure vessel (11,12,13), a baffle (14) dividing the interior of the vessel into upper and lower compartments (15 and 16), one or more upper headers (29,69) in the upper compartment, a bundle of water tubes (28,28a) supported from the upper headers and extending into the lower compartment, one or more lower headers (27,67) supported by the lower ends of the water tubes, and a shroud structure (40) in the lower compartment of the boiler extending about the perimeter of the bundle of water tubes.</p> |
