• Due to axial seal is conveying, so without mixing pressure pulsation.

    由于轴向密封输送因此搅拌压力脉动

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  • Air chamber pneumatic pressure pulsation damper air vessel air bottle pressure chamber.

    充气增压或不用充气增压的气力式压力脉动阻尼器。通常安装在泵的输出端。

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  • The optimum jet distance for jet pressure pulsation was about 7-14 times of nozzle exit diameter.

    实验还表明,自激振荡脉冲喷嘴射流存在,最优喷距大小喷嘴出口直径的7~14倍。

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  • This paper discusses the methods of reducing pressure pulsation in high load zone of Francis turbine models.

    针对混流式模型水轮机研发有关降低部分负荷压力脉动方法进行了探讨

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  • By comparison, it is proposed that the active filter is one effective method of the decrease pressure pulsation.

    通过对比提出主动滤波降低压力脉动一种行之有效方法

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  • This invention shows the argumentation of the expert's cognitive mistake towards the pressure pulsation in our country.

    发明论证国内专家压力脉动认识错误

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  • The FEM equation of acoustic wave is used to calculate the air-current natural frequency and pressure pulsation in the pipeline.

    利用有限元法求解声学波动方程,建立了管内气流的有限元运动方程,计算出管内气柱的固有频率气流压力脉动。

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  • The experimental pressure pulsation curve and video data of gas bubbles and cavitation phenomenon are obtained by the experiment.

    通过实验研究,得到了实验压力脉动曲线实验气泡气穴现象摄像数据

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  • The pulse flame will be blowout at certain phase difference, if the amplitude of the exciting pressure pulsation is great enough.

    如果驱动压力脉动足够,到一定相位差时,脉动燃烧停止工作。

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  • The IGV-impeller gap barely influences the compressor stage performance, but small gap leads to large pressure pulsation inside the flow field.

    间距大小对性能影响几乎可以忽略间距减小会造成场内压力波动增大;

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  • The pressure pulsation induced by the pumped periodic pulsation fluid is the main factor of causing fluid resonance and stimulating pipelines vibrations and noise.

    输出周期性脉动流体压力脉动,引起流体谐振激励管路振动噪声主要原因

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  • The fluid pressure pulsation in water piping system reduces Marine hiding ability significantly, even leads to deterioration in operation security of the piping system.

    水管系统压力脉动及其引起噪声大大降低舰船隐蔽性,管内压力脉动会降低管路系统自身工作可靠性

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  • A gasbag pressure pulsation polishing method which can improve the mould surface quality rapidly is proposed and the experiment validates the effectiveness of this method.

    提出了一种快速提高模具表面质量气囊压力脉动抛光方法通过实验验证了该方法的有效性

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  • This thesis deals with the development of novel SSF bioreactor with air pressure pulsation. Measurement and control software was developed under virtual instrument concept.

    论文基于虚拟仪器概念,组建开发压力脉冲固态发酵反应器测量控制系统

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  • The theory and experiment verifies that it is a good pulsating attenuator and has large attenuation amplitude and wide attenuation band to pressure pulsation of oil source.

    理论试验证实压力脉动衰减幅度衰减频带一种性能良好脉动衰减器。

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  • By analysis mechanism of the pressure pulsation for hydraulic system, introduced two methods, the passive filtering and the active filtering, to decrease pressure pulsation.

    通过液压系统中产生压力脉动机理分析介绍被动滤波主动滤波两种降低压力脉动方法

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  • It is characterized by a strong adaptability to the media, smooth flow, pressure pulsation, small, high self absorption capacity, which is not a substitute for any other pump.

    最大特点是介质适应性强、流量平稳压力脉动能力其它任何泵种所不能替代的。

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  • If the frequency of oil-pressure pulsation is near to power system natural oscillations frequency, power system low frequency oscillations of resonance mechanism can be induced.

    全液压调速系统油压容易产生脉动如果油压脉动的频率电力系统固有频率接近时也可能引发电力系统共振机理低频振荡

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  • 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.

    本文分析液压系统流量压力脉动噪声关系,对系统的流体噪声产生传播进行一些探讨

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  • For Francis turbines, the pressure pulsation in draft-tubes induced by helical vortex rope is one of the main problems and it would seriously affect the safe operation of the unit.

    混流式水轮机尾水管内螺旋形引起压力脉动造成混流式水轮机组振动主要根源之一严重威胁机组的安全运行

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  • The detailed pressure-power model of turbine is adopted in simulation, and then the relationships between turbo-pressure pulsation and power system forced oscillations are studied in particular.

    仿真采用详细汽轮机压力功率模型,着重研究了汽轮机蒸汽压力脉动电力系统发生共振振荡关系

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  • Compared by the analysis, optimizing the parameter of the impeller and casing tongue, on side of hydraulic design of pump, is the most effective way to reduce the pressure pulsation of pulp-pump.

    分析得出:从泵水利设计方面来优化叶轮参数降低纸浆压力脉动有效方法

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  • By analyzing the data taken from the model accept test on a reversible pump-turbine, a series of cases of pressure pulsation on turbine, pump, brake and reverse pump performances has been carried out.

    本文根据潘家口电站模型验收实验资料归纳可逆水泵-水轮机压力脉动特性

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  • Objective Discuss sterilization effect of B-class pulsation table top vacuum pressure steam sterilizer for dental handpiece.

    目的探讨B级脉动真空压力蒸汽台式灭菌牙科手机灭菌效果

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  • This paper analyzes the influence of the test device cycling characteristic for fluid dynamic characteristic on the pulsation pressure measurement in seawater pipeline system.

    分析流体动态特性实验台架本身自循环特性对海水管路系统脉动压力测量影响

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  • The flow rate and pressed pulsation in the pipe of liquid pressure is a such a complicated problem that it is hard to solve.

    液压管路流量压力脉动问题一个复杂而又难以解决问题。

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  • The characteristics of underwater explosions such as pulsation law and pulsation cycle of bubbles, and pressure time histories of shock waves in water were investigated numerically.

    应用数值模拟方法对水下爆炸产生诸如气泡脉动规律、脉动周期水中冲击波压力的变化等特性进行了研究。

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  • The Measure method of the pulsation pressure are discussed.

    分析脉动压力测量方法

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  • Through the analysis of gas pulsation characteristics in reciprocating compressor and deviation in set pressure, the equation is given for determining the minimum set pressure of safety relief valve.

    分析往复式压缩机气流脉动特点,结合安全阀的整压力偏差给出确定最小安全阀整定压力的公式

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  • The distribution of wall pulsation pressure amplitude probability of level spiraling flow spillway tunnel basically presents the Gauss normal distribution;

    水平流泄洪洞壁面脉动压强振幅概率分布基本上呈现高斯正分布;

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