Numerical investigation of differential speed operation of two impellers of contra-rotating axial-flow fan
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DOI: 10.1177/1687814017720083
Abstract: A contra-rotating axial-flow fan is prone to stalling and motor overload at partial flow rates. Moreover, its efficiency decreases sharply at a high flow rate, which is accompanied by disparity between the shaft powers of… read more here.
Keywords: rotating axial; flow; speed; fan ... See more keywords