Air compressor noise is the main noise source. From the Angle of air flow noise, can be briefly analyzes the following.
气流噪音是空压机的主要噪声源。从气流噪声的角度，可以简要分析如下。
Large Windows in the basket both above and below the spider reduce sound reflection, air flow noise and cavity resonance to a minimum.
合金盆架上较大的镂空设计使回声、气流噪声和空腔谐振等降低到最低水平。
Therefore, double screw compressor and worm compressor compared, in the same speed of the units inside less number of exhaust air ripple, big air flow noise.
因此，双螺杆压缩机与蜗杆压缩机相比，在相同转速下单位内排气次数少，气流脉动大，气流噪声大。
Noise of bag-type dust filter is analyzed too, the results indicated that air flow noise is existed in the bag-type dust filter, needs to adopt the silencing measure for noise reduction.
对袋式除尘器噪音进行分析，结果表明袋式除尘器存在气流噪音，需要采取消音措施降噪。
The SPRD will automatically open as the air pressure in the duct system increases, in order to prevent the reduction of air flow and excessive noise and velocity through the duct system.
当管道系统空气压力增加时，SPRD会自动开启，以防止管道系统中空气流动的减少和过度噪音和速度。
In terms of air flow and noise level, we actively do AMCA Association of industrial and is widely considered to be fan service to a higher ideal height.
在空气流量和噪音水平方面，我们积极的促进AMCA协会而被广泛认为是将风机工业及服务推向了更高的理想高度。
It not only can indoor air flow organized rationally, but also can air temperature and humidity, flow rate satisfied. What's more, the noise control should also be concerned about.
在其合理组织室内空气流动、使空气温湿度、流速等能更好的满足人们的舒适感觉的同时，其下送风口的气流再生噪声问题也备受关注。
In terms of air flow and noise level, we actively promote the AMCA Association and is widely considered to be fan industry and services to a higher ideal height.
在空气流量和噪音水平方面，我们积极的促进AMCA协会而被广泛认为是将风机工业及服务推向了更高的理想高度。
Vortexs are observed after the beams, which greatly influence the inlet air-flow of fan, reduces the air-flux, causes noise and wastes energy.
支承结构造成的流体绕流现象在风机进口处形成涡流，造成风机风量减少，噪声增加，浪费能源。
Mingling of air into water would not only affect the hydro-dynamical characteristics of pipe flow, but also cause vibration noise, and even abnormal damages in pipes.
水中掺入空气不但会影响管道的水力特性，同时是造成管道振动、噪音，甚至异常破坏的主要原因。
The structure helps attenuate acoustic noise that may occur in the component due to the air-flow.
所述结构有助于衰减在部件中可由于空气流引起的噪音。
After a white noise signal has been taken as the input of a standard sound source, a static acoustic test is conducted for a prototype silencer without air flow and at the normal temperature.
采用白噪声信号作为标准声源的输入信号，在常温无气流条件下对消声器实物模型进行了静态放声试验。
Flow Disturbance Obstructions along the path of the flow of the turbulent air generated noise.
气流扰乱沿着气流路径所遇到的阻碍而造成的扰流会产生噪音。
At present, the part in the room has a transverse flow blower. Its noise comes from two aspects, one is air-flowing and the other is machinery vibration.
现有的空调器室内机中都有一个横流风机，它的噪音主要有两种：空气流动噪音和机械振动噪音。
Air passes through the inside of the range hood to be discharged, turbulent flow is not easy to generate in an exhaust pipe, noise is low, and the range hood only shocks slightly.
气流经过其内部流动直至排出，在排烟管内不易产生紊流，噪音小，油烟机不会产生大的震动。
The outer rotor centrifugal fan can keep low-noise when transport air flow with high efficiency.
外转子离心风机能在高效输送气流的同时维持低噪声水平。
The outer Direct Drive air blower can keep low-noise when transport air flow with high efficiency.
外转子离心风机能在高效输送气流的同时维持低噪声水平。
Large air flow, less pressure drop and low-noise, good blind mobility and reliability.
风量大、噪声低、压头损失少、百叶灵活可靠等。
Large air flow, less pressure drop and low-noise, good blind mobility and reliability.
风量大、噪声低、压头损失少、百叶灵活可靠等。
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