Bluff body band register and bluff body band pilot

Combustion – Fuel disperser installed in furnace – Plural feed means extending to common wall opening of furnace

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Details

431182, 431352, 60759, F23M 900

Patent

active

052075702

ABSTRACT:
A burner assembly includes a register including an annular wall defining a chamber, the annular wall including a plurality of coaxial annular bands and a plurality of parallel, axially spaced, circumferentially extending slots which separate the bands and through which air is supplied to the chamber, the annular bands forming a plurality of bluff body elements to the air, the annular bands being formed separate and independent of each other; a plurality of spacer washers inserted between adjacent annular bands to define the slots; a plurality of connecting rods extending through openings in the spacing washers for maintaining the spacing washers in a predetermined relationship and for maintaining the spacing washers between the annular bands; an oil and/or gas gun for supplying a combustible material to the chamber; and a gas pilot for igniting a mixture of the combustible material and the air in the chamber.

REFERENCES:
patent: 2684574 (1954-07-01), Marskell et al.
patent: 3352106 (1967-11-01), Pianko
patent: 4297093 (1981-10-01), Morimoto et al.
patent: 4526322 (1985-07-01), Voorheis
patent: 4629416 (1986-12-01), Voorheis
patent: 4927356 (1990-05-01), Otsuka et al.

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