BURNER Russian patent published in 1997 - IPC

FIELD: gas-turbine engine combustion chambers. SUBSTANCE: burner has body 1, fuel injector 2 with blades swirler 3 and taper fairing 5 which fuel-air swirler 7 mounted concentrically. Swirler 7 is provided with central through passage 6 and is mounted in spaced relation to reflector 4 made in form of part of hollow sphere whose open part is directed to central passage of fairing. Fuel-air swirler is made in form of unequal-leg perforated angles widening towards periphery; they are provided with fins 8 and 9 mounted at larger and lesser angles relative to axis of burner; larger angle exceeds smaller angle within range of form 0 to 90 deg. EFFECT: enhanced reliability. 3 dwg