An experimental investigation of effects of two kinds of streamwise-grooved blades on the performance of an axial-flow fan was performed on an axial fan test rig.

• 在低速轴流风扇实验台上,通过对比测量光滑转子叶片、两种表面具有流向沟槽的非光滑转子叶片风扇的气动性能,研究了叶片沟槽面对风扇气动性能的影响。