| 摘要 |
PROBLEM TO BE SOLVED: To suppress cost increase and to prevent backfire and spontaneous ignition. SOLUTION: This premix burner 1 burns premixed gas G having premixed fuel and air. The premix burner 1 comprises a plurality of combustion nozzle holes 8 for burning the premixed gas G, a plurality of narrow channels 7 that are disposed corresponding to respective combustion nozzle holes 8 and supply the premixed gas G to the combustion nozzle holes 8, and a heat transfer bar 10 that is disposed along the axial line of each narrow channel 7 in the narrow channel 7 and sets flow rate of the premixed gas G flowing through a gas channel 11 formed between the heat transfer bar 10 and the narrow channel 7 to be a burning rate or higher.
|
