提出了设计对旋式轴流通风机的基本设计思路。

The basic design thinking of counter-rotating axial fan is put forward in this paper.

youdao

通过对对旋式轴流通风机小流量特性的分析，并利用实验验证分离器能够控制和改善对旋风机小流量内部流动特性，从而获得叶片分离器设计和使用的一些关键技术。

The working principle and key parameters of the blade separator were introduced, and tests on the performances of adding the separator on the contra-rotating axial flow fan were carried out.

youdao