BIOMASS HEATING PLANT AND ITS COMPONENTS Russian patent published in 2023 - IPC F23B10/02 F23B60/02 

FIELD: energy.

SUBSTANCE: heating plant (1) using biomass for burning fuel in the form of pellets and/or wood chips comprises a boiler (11) with a combustion device (2) and a heat exchanger (3) with boiler pipes (32), and the combustion device (2) has a combustion chamber ( 24) with a rotary grate (25), a primary combustion zone (26) and a secondary combustion zone (27), the rotary grate (25) has a combustion surface (258), the primary combustion zone (26) is limited from below by a rotary grate (25 ), the primary combustion zone (26) and the secondary combustion zone (27) are separated by means of a nozzle (203) of the combustion chamber, the secondary combustion zone (27) of the combustion chamber (24) communicates with the inlet (33) of the heat exchanger (3), the primary combustion zone (26 ) is limited on the side by bricks (29) of the combustion chamber, the horizontal cross section of the primary combustion zone (26) and the combustion surface (258) of the rotary grate (25) are in the form of a centrally symmetrical oval with large and small axes, fuel supply to the surface (258 ) combustion of the rotary grate (25) is implemented in the direction (E) parallel to the major axis of the centrally symmetrical oval.

EFFECT: reduced amount of harmful emissions into the atmosphere.

15 cl, 21 dwg