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我厂5号锅炉鼓风机(型号9—27—101)两台,其电机传动功率为100瓩。这类高压风机产生了对人体听觉危害极大的中高频噪声,在近场测得风机噪声级为108db(A),超过我国目前规定的旧厂房噪声卫生标准90db(A)。
I plant No. 5 boiler blower (Model 9-27-101) two, the motor drive power of 100 瓩. This type of high-pressure blower has produced medium-to-high-frequency noise that is extremely harmful to human hearing. The noise level of the blower fan measured in the near field is 108db (A), exceeding the 90dB (A) noise standard of the old factory currently stipulated in our country.