HEATING RADIATOR Russian patent published in 1994 - IPC

FIELD: heating radiators. SUBSTANCE: heating radiator has sections with vertical heat exchange passages provided with hollow inserts which are coaxial with them. These inserts form convective passages. Width of heat exchange passage is equal to 0.6-0.7 of its length and width of hollow insert is equal to 0.45-0.6 and its length is equal to 0.5-0.65 of the respective magnitudes of section of external heat exchange passage. Radiator sections are fastened together by means of nipples forming clearance which is equal to 0.35-0.4 of length of section of heat exchange passage of the section. EFFECT: enhanced efficiency. 4 cl, 2 dwg