| 摘要 |
PROBLEM TO BE SOLVED: To provide a group of boiler water tubes and cokes drying extinction installation boiler where a group of boiler water tubes are disposed and coal burning boiler in which a water tube is prevented from being worn without deteriorating heat efficiency of a boiler, and a wear prevention measure is achieved with a short-term work. SOLUTION: A group of boiler water tubes are adapted such that there are disposed a plurality of water tube panels 5 such that straight tube portions of mutual water tubes are parallel, the water tube panel being formed by folding a water tube 1 plural times along the same flat plane such that a folded portion forms a U shape. In the group of the boiler water tubes, a rod shaped member 10 is disposed between the water tube panels 5i, 5j in a direction it faces each straight tube portion of each water tube and intersects the straight tube portion.
|
