DIVIDER-CONCENTRATOR OF DUST AND GAS FLOW Russian patent published in 2017 - IPC F23K1/00 

FIELD: power industry.

SUBSTANCE: divider-concentrator of dust and gas flow comprises a cylindrical housing where a cylindrical hollow insert and a swirler are coaxially arranged, at the top outlet of the cylindrical housing main and bleed outlets are located, inside the cylindrical housing a pipeline is mounted with the swirler arranged inside the pipeline, the lower section of the pipeline is connected to a cylindrical hollow insert, and the upper section of the pipeline ends with the outlet cone extension located opposite of the bleed outlet, between the upper section of the pipeline and the lower end of the bleed outlet a hollow conical reflector is located, the reflector consists of coaxially arranged pipes of the bleed outlet and the pipeline welded together at the bottom of their cones. The diameter of the upper cone section of the pipeline is greater than the diameter of bleed outlet by the quantity of the base diameter of the conical reflector. In the main and in the bleed outlet control dampers are installed. Each swirler is provided for changing the angle of inclination of blades.

EFFECT: increased productivity through more stable combustion of low-calorie high-moisture fuels.

4 cl, 1 dwg