通风机联合运转的噪声和喘振以及运行调节分析

Analysis of Noise, Surge and Operation Regulation in Combined Operation of Fan

分析了防通风机喘振问题产生的原因、状况以及预防喘振的一些方法,同时也分析了通风机噪声产生的原因和种类,列举了通风机噪声的评定的计算公式,对通风机噪声控制给出了建议,进一步针对我国煤矿通风机的运行现状提出了改进措施。

This paper analyzes the cause and condition of surge problem of anti-ventilator and some methods to prevent surge. At the same time, it also analyzes the cause and type of fan noise, and enumerates the calculation formula of fan noise evaluation. The suggestions for noise control of ventilator are given, and further improvement measures are put forward in view of the operation status of coal mine ventilator in China.