摘要
空气锤是锻造行业普遍使用的设备,工作环境比较差,尤其是排气噪声很大,而且频率很高,对工人身心健康危害很大,所以我们要研究降低排气噪声的办法。
The air hammer is an equipment used universally in forging industry. The working condition is awful, especially its exhaust noise is of higher frequency and makes big noise. This can badly hurt the workers' health. Therefore, we must find a way to reduce the exhaust noise.
出处
《锻压技术》
CAS
CSCD
北大核心
2006年第2期63-64,共2页
Forging & Stamping Technology
关键词
排气噪声
噪声源
消声器
频谱
基频
Exhaust noise
Noise source
Muffler: Spectrum
Basic frequency