초록 ▼

A powdery coal burner is disclosed, which comprises a burner nozzle having an opening at the end of the burner body, through which a combustion-assisting gaseous medium is injected into a combustion area, means of providing a swirling motion to said combustion-assisting gaseous medium which is injec

A powdery coal burner is disclosed, which comprises a burner nozzle having an opening at the end of the burner body, through which a combustion-assisting gaseous medium is injected into a combustion area, means of providing a swirling motion to said combustion-assisting gaseous medium which is injected through said burner nozzle to said combustion area in a swirled state, an injection nozzle having an opening surrounding said burner nozzle opening, through which coal is injected toward said combustion area, and a primary air outlet nozzle having an opening surrounding said opening of said injection nozzle for the powdery coal, through which a primary combustion air is forwardly injected.

대표청구항 ▼

A powdery coal burner which comprises a burner nozzle having an opening at the end of the burner body for injecting a combustionassisting gaseous fuel medium into a combustion area, means for supplying a combustion-assisting gaseous fuel medium to said burner nozzle, means for providing a swirling m

A powdery coal burner which comprises a burner nozzle having an opening at the end of the burner body for injecting a combustionassisting gaseous fuel medium into a combustion area, means for supplying a combustion-assisting gaseous fuel medium to said burner nozzle, means for providing a swirling motion to said combustion-assisting gaseous fuel medium which is injected through said burner nozzle to said combustion area in a swirled state, an injection nozzle having an opening surrounding said burner nozzle opening for injecting coal toward said combustion area, means for supplying coal to said injection nozzle, a primary air outlet nozzle for forwardly injecting primary combustion air, said primary air outlet nozzle having an opening surrounding said opening of said injection nozzle for the powdery coal, means for supplying primary combustion air to said primary air outlet nozzle, and means for providing a swirling motion to said primary combustion air.