| 摘要 |
An economizer (16) located in the rear pass (12) of a steam generator having a vertical tube panel containing a plurality of parallel, vertically spaced horizontal tube portions (22) and a support therefor including a pair of plates (32, 34), one positioned on either side of the tube panel. First tabs or bars (46) which are integral at one end (50) with the first plate (32) extend horizontally beneath and support every other, or alternate horizontal tube portions (22), and are welded (52) to the second plate (34) at their other ends. Second tabs or bars (44) which are integral at one end (48) with the second plate (34) extend horizontally beneath and support the remaining, alternate horizontal tube portions (22) not supported by the first bars (46), and are supported at their other ends by ledges (54) contained on the first plate (32).
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