Granulated solid fuel burner

Furnaces – Utilizing powdered fuel – Having rotary flow means

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Details

110102, 110104B, 110254, 110261, 110302, 110310, F23D 100

Patent

active

045747113

ABSTRACT:
A burner for use in burning granulated solid fuel including a burner head having a combustion chamber and inlet and outlet openings at opposite ends thereof communicated with the combustion chamber. Means is provided to deliver granulated solid fuel to the inlet opening and means is provided for delivering primary combustion air to the inlet opening. The primary combustion air is preheated by passing along the burner head prior to entry to the inlet opening and a pilot assembly in the combustion chamber maintains a constant pilot during turndown of the burner. A retention barrier in the combustion chamber retains fuel particles larger than a predetermined size in the combustion chamber to insure complete incineration thereof.

REFERENCES:
patent: 2973727 (1961-03-01), Northcote
patent: 3543700 (1970-12-01), Baigas, Jr. et al.
patent: 3589315 (1971-06-01), Hart
patent: 4147116 (1979-04-01), Graybill
patent: 4311102 (1982-01-01), Kolze et al.
patent: 4321034 (1982-03-01), Taccone
patent: 4333405 (1982-06-01), Michelfelder et al.
patent: 4335664 (1982-06-01), Lucas et al.
patent: 4366802 (1983-01-01), Goodine
patent: 4407205 (1983-10-01), Beaufrere

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