ADJUSTABLE HEAT-PROTECTIVE GAS BURNER Russian patent published in 2010 - IPC F23D14/02 

FIELD: power industry.

SUBSTANCE: adjustable heat-protective gas burner includes housing, annular header with gas supply pipeline, two coaxial carousel storages with sets of replaceable nozzles each, which are installed towards each other in groups similar to each other in the number corresponding to the specified invariance of channel of diametre of nozzles in the group, which are put on hold-down bush which in its turn is installed in central hole of header and tightly presses the storages to the edge of header with holes located in it in the number equal to the number of group of nozzles, controlled swirler in air pipeline formed with central header hole, fan shutter with cylindrical annular shutter made as a part of it, and screen and diaphragm are provided with protective coating. Channels of replaceable nozzles are directed at oblique angle to the burner axis. Screen and diaphragm protect the storage and header against direct action of radiant energy of burning gas flame. The air supplied to the burner flows around header, storage, screen and diaphragm in the form of arranged flows and cools them.

EFFECT: increasing efficiency of quality and completeness of gas combustion.

2 cl, 6 dwg