本文介绍一种新型电动机隔声罩。
The paper describes the new noise-insulation installation of electrical motor.
介绍了球磨机局部隔声罩的设计思路和装置结构。
The design idea and structures of the partial enclosures for bowl mill are introduced.
通常国内隔声罩设计均是以一维声波方程为理论基础。
Most of the previous designs of machine enclosure were calculated according to the experical formula.
通过对案例实际测量，结果表明自然通风式隔声罩降噪、通风效果良好。
The results of measurement show that the acoustic enclosure with natural ventilation has fine effects in both ventilation and noise reduction.
提取了隔声罩的振动模态，分析了厚度和阻尼对隔声罩噪声辐射的影响。
The influence of the cover thickness and the damping layer on the noise reduction effect of the sound insulation cover is analyzed.
按照声号筒设计原理，研究设计了JQ F型低噪声局部隔声罩风笛装置。
According to air horn design theory, JQF low noise air horn device with partial acoustical enclosure has been designed.
阐述了通风设备的安装现状，介绍了用隔声罩减少振动，控制噪声的方法。
In this article, the author expatiates on the fixing actuality of the ventilator and introduces the method that reduces vibrating and control yawp by sound insulation cover.
提出了高速冲床最为有效的降噪方案为隔声罩方式并介绍了隔声罩的设计。
The use of sound insulation shielding is put forward as a way to reduce the noise efficiently; the design of the shielding is shown in the paper.
提出采用微穿孔板制作局部隔声罩用于降低NJI 043de汽车的噪声。
In this paper, a local sound insulation cover made of micro-perforated plate is used to reduce the noise of vehicle NJI043DE.
介绍了采用局部敞开式隔声罩隔音降噪技术治理空分站大型空压机组噪声的治理方案及取得的效果。
This paper provides that partial open sound insulating cover is adopted to insulate against sound and decrease noise of large air compressor unit. Good results of application have been achieved.
计算结果表明，由于隔声罩内声腔与结构振动的相互作用，考虑声固耦合后，隔声罩透射损失曲线峰值较多。
Because of taking the sound-solid interaction into account, there are more peak value in transmission loss curve.
通过对煤矿锅炉噪声治理和烟尘治理的研究，阐述了通过采用隔声罩和机械通风冷却设施对引风机和鼓风机的降噪治理。
The harnessing of noise and smust to boiler are studied, pugging and ventilation are adopted to harnest noise of fan. Desulfurizing QYD type dust-remove equipment is adopted to harnest smust.
通过对煤矿锅炉噪声治理和烟尘治理的研究，阐述了通过采用隔声罩和机械通风冷却设施对引风机和鼓风机的降噪治理。
The harnessing of noise and smust to boiler are studied, pugging and ventilation are adopted to harnest noise of fan. Desulfurizing QYD type dust-remove equipment is adopted to harnest smust.
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