DEVICE FOR BURNING GASEOUS FUEL Russian patent published in 1997 - IPC

FIELD: power engineering, chemical, petrochemical and other industries. SUBSTANCE: device has cylindrical housing 1, fuel oil burner 2, central air passage with swirlers 3, swivel gas dispensing tubes 4 combined in manifolds 5 and 6, peripheral circular air passage 7 with swirlers 8, gate valve 9 for distributing the air among passages 7 and central air passage. Gas dispensing tubes 4 are fitted between central air passage and peripheral passage 7. Outlet holes of gas dispensing tubes are located tangentially and radially relative to axis of air passage: ratio of diameter of circle on which gas dispensing tubes are located to inner diameter of housing 1 ranges from 0.45 to 0.70 and ratio of total area of holes located tangentially and radially ranges from 0.5 to 1.0. EFFECT: enhanced reliability. 2 dwg