Vane axial fan with optional fan pitch control.

具有可选风扇节距控制的翼式轴流风扇。

The blade pattern and sample structure of the axial fan are briefly introduced.

简介了轴流通风机叶片型线及样板结构。

The mechanisms of an axial fan with skewed blades in reducing noise are analysed.

分析了掠形叶片轴流叶轮的降噪机理。

PIV experiment is carried out on certain axial fan with and without external duct.

对某轴流通风机进行了有无外风筒的(开式)PIV实验。

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

提出了设计对旋式轴流通风机的基本设计思路。