逆流式冷却塔的噪声治理
Noise control of counterflow cooling towers
摘要：
根据逆流式冷却塔辐射噪声的实测频谱图，分析了冷却塔的主要噪声来源和频谱特征。分别从吸声、消声和隔声等方面制定了降噪方案，取得了良好的降噪效果。
关键词：逆流式冷却塔,噪声治理,消声器,隔声裙
Abstract：
Based on the measured radiation noise frequency spectrogram, analyses the main noise source and noise spectrum characteristics of cooling tower. Makes a noise control scheme from the aspects of sound absorption，attenuation and insulation. The effect of the noise control is satisfactory.
Keywords:counterflow cooling tower, noise control, muffler, sound insulation barrier