INTERACTION OF REACTOR AND HEATER STRUCTURES DURING PARAFFIN DEHYDROGENATION Russian patent published in 2019 - IPC F24H1/14 F22B1/00 B01J8/00 C10G35/04 

FIELD: heating.

SUBSTANCE: invention relates to fire heaters. Integrated unit for the reforming system includes the following: a plurality of radiation fire heaters having at least one process coil arranged inside the heater, burners and a flue gas outlet, each process coil having one outlet and at least two inlet openings; and one exhaust header for each heater, having an inlet in fluid communication with coil process outlets, and at least one header outlet; wherein each process coil has a structure consisting of three tubes oriented in parallel, with two semicircular tubular sections connecting the ends of the pipes so that the pipes and tubular sections form a W-shaped coil with a central pipe having one end connected to the outlet, and two pipes arranged along the edges, each of which has one end, connected to one of two inlet holes; wherein the central pipe has a diameter greater than diameters of the pipes located at the edges.

EFFECT: invention is aimed at increasing output and reducing losses.

8 cl, 2 dwg