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AXIAL FAN BLADE WITH WAVY AIRFOIL AND TRAILING EDGE SERRATIONS
AXIAL FAN BLADE WITH WAVY AIRFOIL AND TRAILING EDGE SERRATIONS
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机译:带波浪形机翼和拖尾边缘的轴流风扇叶片
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摘要
An axial flow fan includes a hub rotatable about a fan axis and a plurality of fan blades mounted to the hub. One of the plurality of fan blades includes at least one wave extending in a span wise direction over the fan blade and at least one serration extending along a trailing edge of the fan blade. The at least one wave and the at least one serration are arranged at a location between 40% and 100% of a span of the fan blade.
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