武钢金山店铁矿西副井通风机房进风口噪声治理

Noise control of ventilation chamber's inlet of west auxiliary shaft in Jinshandian iron mine of Wuhan I & S Co

叙述了对空气动力噪声和机械噪声所采取的降噪措施以及其计算与构造 。

The control measures for dynamic noise and mechanical noise of air, their calculation and structure were described in detail, and the acoustic environment before and after taking the noise control measures was measured practically