FLAME TUBE BURNER DEVICE Russian patent published in 1997 - IPC

FIELD: power engineering; oil refining; device for burning process gases in flame tubes for petrochemical industry. SUBSTANCE: peripheral burners 4 are located around central burner 3; inlet of header 5 is brought in communication with main 11 supplying gas to be burnt; central burner 3 is made in form of branch pipe having straight section 7 and diffuser section 8 and is brought in communication with header 5 by means of holes 9 made before diffuser section 8. Branch pipe 10 mounted inside central burner 3 forms circular clearance in gas supply section. Peripheral burners 4 are made in form of converging tube-diffuser branch pipes and are brought in communication with header 5 by means of holes 13 made near throat 12 in their converging tube portion; they are provided with self-regulating slotted injectors 15. EFFECT: enhanced reliability. 5 cl, 5 dwg