Patent ID: 6796794
Filing Date: 2004-09-28
Classification: F23C,F23D,F23G

Abstract:
A combustor for waste gas treatment, said combustor comprising:a combustion chamber; a peripheral wall closed on one end by a bottom wall, thereby forming a flame stabilizing zone, the flame stabilizing zone opening into said combustion chamber; a burner port for auxiliary combustible gas provided in said peripheral wall, said burner port for auxiliary combustible gas being operable to inject an auxiliary combustible gas into the flame stabilizing zone so as to produce a swirling flame flow; and a plurality of burner ports for waste gas provided in said bottom wall along a periphery thereof, said plurality of burner ports for waste gas being operable to inject a waste gas into the swirling flame flow formed in the flame stabilizing zone, wherein an inner diameter of each of said plurality of burner ports for waste gas is smaller than a diameter of the flame stabilizing zone, wherein the auxiliary combustible gas is a premixed gas, and wherein said burner port for auxiliary combustible gas is provided near said bottom wall of the flame stabilizing zone.