| 摘要 |
PROBLEM TO BE SOLVED: To provide a burner structure providing more accurate air flow control of combustion air by a single burner unit. SOLUTION: In the burner structure for a boiler, an air passage 11 of a wind box 12 for inputting the combustion air into a furnace 1 has a bent part 13 right before the furnace, and one or a plurality of guide vanes 14 is provided in the air passage 11 of the bent part 13. A drift control damper 16 is provided, varying passage resistance of each air passage 11 plurally divided by the guide vanes 14. COPYRIGHT: (C)2009,JPO&INPIT
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