| 摘要 |
PROBLEM TO BE SOLVED: To provide a burner which can keep a constant distance between a flame and itself, and can make compatible combustion stability and low-NOx combustion performance even if hydrogen-containing fuel is used.SOLUTION: In the burner comprising an air hole plate 54 having a plurality of air holes 55, and a plurality of fuel nozzles 56 arranged at the inlet side of the air hole plate 54, and arranged coaxially with the corresponding air holes 55, a cross section of each air hole 55 is formed into a flat shape having a long/short axis such as a rectangular shape or an elliptical shape. |
