| 摘要 |
A centrifugal blower system (10) includes: a) a series of blower units (11, 12), each blower unit in the series comprising a casing (14) having an axial inlet (15) and a radial outlet (16), an impeller (20) disposed within the casing for drawing a gaseous medium at a first pressure into the inlet and expelling gaseous medium at a second higher pressure through the outlet and a motor (18) for driving the impeller (20); and, b) a duct (13) connecting the outlet of at least one blower unit in the series with the inlet of at least one other blower unit in the series. |
