FURNACE OF STEAM GENERATOR Russian patent published in 2017 - IPC F23C5/32 

FIELD: heating system.

SUBSTANCE: steam generator furnace has a horizontal combustion chamber limited with two vertical shielded side walls, a vertical front shielded wall, a horizontal shielded roof, burners, a cold funnel formed by means of a group of inclined shielded walls according to the invention, a horizontal combustion chamber is square-shaped, the burners are of the direct-flow type, the furnace is equipped with an additional cold funnel formed by means of a group of inclined shielded walls, like the main funnel, the cold funnels are made of longitudinal shape and are connected by means of a horizontal shielded wall equipped with N≥1 rows of burners, each sidewall is provided with M≥1 rows of burners, planes formed by the intersection of the longitudinal axes of the burners, form the tiers of burners, the longitudinal axes in each tier of burners are directed along the tangent to the conditional circle with a relative diameter of 0.15<d_y<0.20, , where d is the diameter of the conditional circle, D is the diameter of the circle that is conventionally inscribed in the square section of the combustion chamber.

EFFECT: reduction of the steam generator heating surfaces slagging in the boilers with horizontal layout.

2 dwg