SLURRY FUEL COMBUSTION BOILER Russian patent published in 2022 - IPC F23C3/00 

FIELD: fuel combustion devices.

SUBSTANCE: invention relates to devices for combustion of liquid, including coal-water fuel (CWF), in various boiler plants of industrial heat power engineering, housing and communal services and other heat generating systems. Boiler comprises a muffle combustion chamber, flue gas cooling chamber, shielded by boiling pipes and including a convective bundle of pipes, and a chamber for fuel afterburning and partial cooling of flue gases installed between them, which is made in the form of two or more sections with shielded walls arranged in series one after the other.

EFFECT: invention implementation provides for increase of temperature in the furnace to ash melting temperature and arrangement of liquid ash and slag removal, increase in the CWF combustion efficiency and increase in the furnace operation reliability.

1 cl, 5 dwg