Patent ID: 9671108
Date: 2017-06-06
CPC Classifications: F23C,F23D,F23K,F23L,F23N

Claim:
1. A combustion burner that inputs pulverized solid fuel and air into a furnace, the combustion burner comprising: a fuel burner that inputs pulverized fuel and primary air into the furnace; and a secondary port that ejects secondary air from the outer periphery of the fuel burner, wherein a split member as an inner flame stabilization member is disposed at a front side of a passage of the fuel burner, and a part of an end portion at the outer periphery of the split member adjacent to a wall of the fuel burner is removed, wherein a plurality of split members of the inner flame stabilization member are disposed in at least one direction, wherein three or more cross type split members are disposed in at least one of a first direction and a second direction, and the end portions of the cross type split members are removed except for at least one cross type split member disposed at a center portion in the at least one of the first direction and the second direction.