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分析了兴隆庄矿主扇噪声的特点及居民楼内振动强烈的原因。根据噪声特点及治理的特殊要求，设计了一套综合降噪方案：将出风口加高并在其内部用吸声砖砌成阻抗复合式消声器；机房加装隔声门窗，竣工后实测表明，该工程减振降噪效果显著。
The characteristics of main fan noise in Xinglongzhuang Mine and the reason of strong vibration in residential buildings are analyzed. According to the characteristics of noise and the special requirements of treatment, a set of integrated noise reduction scheme is designed: the outlet is raised and the sound-absorbing brick is used as the composite muffler in its interior; the soundproof windows and doors are installed in the machine room, The project has significant vibration and noise reduction effects.