STEAM-ATOMIZING BURNER Russian patent published in 1994 - IPC

FIELD: heavy fuel atomization. SUBSTANCE: central pipe 2, installed for axial displacement, has annular ribs 3 adjacent to peripheral pipe 1 and provided with rectangular slots 5 with length and width, constituting, respectively, 0.5-0.7 and 0.2-0.6 of rib width, equal to distance between ribs 3 and equalling 0.3-0.5 of external diameter of central pipe 2. Installed over periphery of insert 6 in converging tube section of nozzle is spraying nozzle 8 with slots 9 in zone of its outlet edge. Arranged in annular channel 4 is spring-loaded throttle valve 7, made in form of annular bosses with hollow edges, oppositely arranged on internal surface of peripheral pipe 1 and external surface of insert 6. Perforated nozzle 12 is made in form of truncated cone, directed with its large base towards body. Nozzle perforations are made in form of longitudinal slots, and slots 5 of adjacent ribs 3 are accommodated from diametrically opposite sides. EFFECT: higher efficiency. 2 cl, 1 dwg