Mixed flow compressor achieves better performance and lower tip leakage loss,and flow field at outlet is more uniform in mixed flow impeller than centrifugal impeller.

• 计算结果表明在高比转速情况下,斜流叶轮有利于减弱叶尖泄漏损失,改善叶轮出口均匀性,提高叶轮效率和级效率。