并有极好的零点稳定性和不受流体噪声干扰影响。
Zero stability and good and is not affected by the fluid noise interference.
结果表明，随着油液体积弹性模量的下降，泵的流量脉动及流体噪声均增大。
It was shown by calculation results that the flow ripple and fluid noise of hydraulic pump increased seriously when the bulk modulus descended.
本文分析了液压系统流量、压力脉动与噪声的关系，对系统的流体噪声产生与传播进行了一些探讨；
This paper has analyzed the relationship of flow, pressure pulsation and noise in hydraulic system, and has inquired into generation and propagation of fluid noise in the system.
伊顿队NVH采用定制软管大会，专门针对承担的流体噪声，以降低整体的噪音水平，但同时避免过度衰减。
Eaton FC NVH utilizes a custom hose assembly that specifically targets the fluid borne noise to reduce overall noise levels without over attenuation.
导线风噪声是风吹过导线后，由导线表面的流体剥离所引起的压力变化所产生。
The wind noise of transmission conductor has been produced by pressure variation caused by the fluid peeling on the conductor surface after wind blowing.
气动噪声是由直接作用在流体上的振动力产生。
The vibration force acting on the fluid directly comes into being the aerodynamic noise.
水管路系统流体压力脉动及其引起的流噪声会降低管路系统自身工作的可靠性和舰船的隐蔽性。
The fluid pressure pulse and flow-noise in water piping system decreased the operation safety of piping system and hiding ability of submarines.
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。
Vortexs are observed after the beams, which greatly influence the inlet air-flow of fan, reduces the air-flux, causes noise and wastes energy.
不仅破坏了流体的连续性、降低了介质的物理特性，而且引起振动和噪声。
It not only damages flow continuity and reduces medium physical performance, but also induces vibration and noise.
但是，基于流体振动原理的工作方式和现有计数式信号处理方法对噪声比较敏感，故无法避免工业现场各种各样的噪声干扰。
But its work principle of fluid vibration and the signal processing method of count currently are so sensitive to noises that the precision is influenced by noises.
泵输出的周期性脉动流体的压力脉动，是引起流体谐振、激励管路振动和噪声的主要原因。
The pressure pulsation induced by the pumped periodic pulsation fluid is the main factor of causing fluid resonance and stimulating pipelines vibrations and noise.
利用流体力学与噪声理论建立了交通流和交通噪声数学模型。
The mathematical model of traffic flow and traffic noise was established in this paper upon the fluid mechanics and noise theory.
文中对井下噪声信号进行频谱分析，用噪声信号中的频谱信息来识别井下流体类型。
In this paper, frequency spectrum of downhole noise signal is analyzed, and the spectrum information extracted is used to identify the types of downhole fluid.
用波数-频率谱传递函数表征包括弹性板和流体负荷在内的整个系统的特性，导出了噪声场互谱函数的一般表示式。
Using the wavenumber frequency transfer function to describe the whole system consisting of the plate and the liquid loading, a general expression of the cross spectrum was derived.
结合试验结果和计算流体动力学的解析结果，研究液压锥阀的噪声评价方法。
Combining experimental solution and CFD analyses, a method to appraise noise of poppet valve was studied.
在海水管道系统中，由泵、阀门、弯头等元件引起的压力脉动(即流噪声)是主要的噪声源，消声器被广泛应用于抑制流体压力脉动。
Fluid pressure pulse is one of the main noise source in water piping system, mufflers are widely used to restrain pressure pulse.
从流体力学的基本方程出发，根据水下排气管口流动状态的观察，推导了柴油机水下排气管口辐射噪声与管口处气体流动参数之间的理论关系。
In the paper, we have done theoretical studies of sound radiated from the submerged exhaust exit when a diesel engine discharges pulsive exhaust gas into water.
水流的初生空化噪声频率不仅与汽化压力和流体的特性有关，而且还与流体的环境压力分布和速度分布有关，与空化类型关系更为密切。
The inception cavitation does n'f only related the liquid vapouration pressure and its character, but also the pressure grad and velocity distribution.
水流的初生空化噪声频率不仅与汽化压力和流体的特性有关，而且还与流体的环境压力分布和速度分布有关，与空化类型关系更为密切。
The inception cavitation does n'f only related the liquid vapouration pressure and its character, but also the pressure grad and velocity distribution.
应用推荐