The noise of the axial flow fan is relatively large, how can the axial flow fan reduce the impact on the surrounding environment?

1. Add pipes to the air outlet of the existing fan to guide the wind to insensitive places such as the roof of the residential area, and then gather all the pipes to make a large pool. The place where the pool is breathable can be covered with some filter cotton. Certain muffler effect. 2. Install a dedicated muffler for the fan, but it will slightly reduce the exhaust effect of the fan. 3. Replace the fan with a large model, low-speed axial fan, and still need to connect the pipe to muffle the sound. The above method can only be improved on the basis of the original effect. However, it is recommended that you do not open these industrial exhaust fans in residential areas and at night. It is not a good thing to disturb the people.