Split stream burner assembly
AssigneeFoster Wheeler Energy Corporation
InventorsRobert P. Welden, Lawrence V. O'Connor
Life of this patent
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Abstract
A burner assembly in which pulverized solid fuel passing through the burner housing is divided into a plurality of streams, which, upon combustion, produce a plurality of flame patterns to reduce the formation of nitric oxides.
Claims3
A burner assembly comprising a housing adapted to receive a fuel, a rod extending within said housing for defining an annular flow path for said fuel through said housing, said flow path terminating in an annular discharge opening, and a plurality of posts extending between said housing and said rod and spaced around said annular discharge opening for splitting up the fuel discharging from said opening so that, upon ignition of said fuel, a plurality of flame patterns are formed, each of said posts having a triangular cross-section with a base of said triangle extending substantially flush with the discharge end of said housing and with an angle of said triangle extending in said flow path upstream from said base.
Dependencies are inferred from the claim text.