Tunnel fan has a variety of names, first called the tunnel axial flow fan, and later developed for the tunnel jet fan, and oblique flow fan, multistage axial flow fan (counterrotating jet fan), axial flow compressor,... View More>>

The tunnel and underground railway are tens of meters below the ground surface. The tunnel and underground railway station is far from enough to rely on the natural wind of the entrance and exit. It must be equipped with tunnel fans to transport and regul... View More>>

if you can choose 2 motors, you need to choose the high efficiency in the characteristic table, the total number of modules is smaller.... View More>>

In the case of a two-way tunnel with reverse and anti-war control, the blower explains the depth of entry, and the construction is generally above 50mm.... View More>>

Rubber lining anti-corrosion centrifugal ventilation fan is based on the customer's use environment and working conditions, the carbon steel shaped fan affixed with butyl rubber strip and then high temperature vulcanization. Rubber lining anti-corrosion f... View More>>

The main reasons for rotor mass imbalance are as follows: Impeller wear (mainly blade) is not uniform or corrosion;... View More>>

Correct maintenance is the importance of safe and reliable operation of the fan and improving the service life of the fan... View More>>

When the axial fan is running in parallel, the following phenomena occur: (1) the indenter, flow and current of the fan are greatly reduced... View More>>

There are many common failures of axial fans, because axial fans have been in a high-load working environment, so there are many failures that may occur.... View More>>

In each support point component of the tunnel fan, there is a frequency converter.... View More>>