There are four ways to solve the noise of centrifugal fans:
1. The noise of the housing and motor can be solved by adding a sound insulation cover, and the fan is placed in the sound insulation room of the fan, and the sound absorption and sound insulation fan room.
2. A muffler is installed outside the outlet of the fan, and a muffler insert is built in to reduce the noise when passing through the muffler.
3 Use as many silenced shutters as possible.
4 The fan hanging adopts damping spring hanger shock absorber.