四吨锅炉引风机噪声综合治理

Noise Controlling in Comprehensive Way for Draught Fan of Four-ton Boiler

在分析了四吨锅炉引风机噪声的组成、产生原因及现状的基础上，应用噪声控制理论，设计并实施了噪声控制方案。

Having analysed the composition of noise from draugh fan of four-ton boiler,the reasons for the occurrence and the present situaion,we have put forward and carried out the noise-control programme according to the theory of noise-control,and we have achieved good results.