BLOWER

PURPOSE: A sirocco fan is provided to remove the recirculation area generated in an end of a suction port, thereby improving the efficiency of the sirocco fan and reducing the noise. CONSTITUTION: A sirocco fan includes an impeller(50) mounting a plurality of blades(51) and rotating for generating a...

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Bibliographic Details
Main Author SONG, SEONG BAE
Format Patent
LanguageEnglish
Korean
Published 05.03.2001
Edition7
Subjects
BLASTING
HEATING
LIGHTING
MECHANICAL ENGINEERING
NON-POSITIVE DISPLACEMENT PUMPS
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS
PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
WEAPONS
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Summary:PURPOSE: A sirocco fan is provided to remove the recirculation area generated in an end of a suction port, thereby improving the efficiency of the sirocco fan and reducing the noise. CONSTITUTION: A sirocco fan includes an impeller(50) mounting a plurality of blades(51) and rotating for generating air flow, a scroll housing(60) having a suction port(60a) for inhaling air and a discharging port discharging air by the rotation of the impeller for guiding the air flow, a bell mouth(70) installed in the suction port of the scroll housing for guiding the flow of the inhaled air, and a semicircular or an elliptic guide plate(80) installed inside of a panel where the suction port of the scroll housing is installed, to prevent recirculation of the inhaled air.
Bibliography:Application Number: KR19990032818