International Scholarly Research Notices / 2012 / Article / Tab 1

Research Article

Experimental Characterisation of the Far-Field Noise in Axial Fans Fitted with Shaped Tip End-Plates

Table 1

Specifications of AC90/6 fan family of fans.

AC90/6 fans
Blade geometryHubTip

l/t 1.320.31
Pitch angle (deg)3628
Camber angle (deg)4641

Fan rotor

Blade number6
Blade tip pitch angle (deg)16/28
Blade tip stagger angle (deg)74/62
Hub-to-casing diameter ratio 𝑣 0.22
Tip diameter (mm)900.0
Rotor tip clearance 𝜒 (% span)1.0
Rated rotational frequency (rpm)935/950

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