Impeller-air intake interface for a centrifugal fan, and centrifugal fan therewith
摘要:
An interface of a centrifugal fan includes an inlet shroud of an impeller, an air intake positioned in overlapping arranged with a portion of the inlet shroud, and a clearance defined between the inlet shroud and the air intake. The clearance forms a labyrinth fluid flow path for a leakage air flow.
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