IONIC AIR-CLEANING FAN Russian patent published in 2002 - IPC

FIELD: ventilation and air cleaning for premises of all kinds. SUBSTANCE: ionic air-cleaning fan designed for producing air stream and for cleaning air from suspended particles has corona-forming negative electrode installed at inlet that mounts encased corona-free and precipitation electrodes electrically connected to high-voltage supply; corona-forming negative electrode is made in the form of net with needles in its points arranged perpendicular to its plane and directed to corona-free electrode; the latter is made in the form of metal wire net with cells measuring 20 mm and is spaced 35 mm apart from needles; precipitation electrodes are placed next to corona-free electrode; they are made in the form of plates, 170 mm long, arranged perpendicular to corona-free electrode and in parallel to each other at distance of 18 mm; even- and odd- numbered plates are electrically interconnected. EFFECT: enhanced degree of outlet air cleaning from suspended particles. 1 dwg