气力输送实验表明,这里存着一个最大的颗粒浓度。
Experiments in pneumatic conveying show that there exists a maximum particle concentration.
仪器性能参数、颗粒浓度、背景参数等均可自动监测。
Performance parameters of the instrument, particle concentration and background parameters, etc.
此外,随来流流量和颗粒浓度的增加,过滤压降增加。
Increases in the inlet flow rate or the particle concentration both increase the filter pressure drop.
用轻质塑料沙进行试验,得到颗粒浓度沿深度的分布。
The distributions of grain concentration are measured in experiments conducted with light materials.
采用交流耦合方式传感的污染源粉尘颗粒浓度的智能监测。
Uses alternating current coupling sensor to Intelligent monitor the dust pellet of the source of pollution.
采用等动采样方法对旋风管内的颗粒浓度分布进行了系统测量。
The distribution of particle concentration in the cyclone tube was measured by isokinetic sampling method.
试验结果表明:颗粒浓度越高,输送速度越大,阻力损失越大。
The results showed that the higher volume concentration or the greater transportation velocity is, the more resistance loss would be.
其次考虑了有效界面散射随颗粒浓度的变化对巨磁阻造成的影响。
Secondly, the effective surface scattering is changed with the changes of concentration.
根据此理论作者研究并开发了一套激光烟尘颗粒浓度自动监测系统。
Author researches and develops a novel laser light on-line supervisory system of measuring the soot particles concentration.
模拟计算表明气固两相射流速度沿轴向和径向减小,颗粒浓度下降。
Simulation results shown that the jet velocities of gas and particle phases, and concentration decreased along both the radial and axial directions.
采用等动采样方法,对新型旋风管内的颗粒浓度场进行了测试与分析。
By using isokinetic sampling method, the particle concentration distribution in the novel cyclone tube is measured and analyzed.
空气质量监测显示,巴黎空气中的潜在危险颗粒浓度超过了最大建议值。
Air quality monitors showed concentrations of potentially dangerous particulates in the Pars air were above the recommended maximum.
用于排放、输送含尘气体的离心通风机,都是在高颗粒浓度环境下工作。
Centrifugal fans used for transporting gas containing kinds of dust work at high particle concentration.
研究同时发现,分布板压降对稀相区轴向颗粒浓度和颗粒循环量无影响。
It has been found that the pressure drop of the distributor has little influence on the axial apparent solids concentration in upper dilute region and on the external circulation rate.
本文对流场、脉动速度、颗粒浓度、湍动能、湍流强度等的分布做了讨论。
Distribution of flow vector, fluctuating velocity, turbulent kinetic energy, turbulent intensity and particle concentration were discussed.
研究结果表明,固体悬浮颗粒浓度对地层伤害影响程度远大于含油量的影响。
The results indicate that the damage caused by the concentration of suspended solid particles is far more serious than the one caused by emulsified oil content.
降低气速、提高颗粒循环速率,可以提高床内颗粒浓度,增加颗粒停留时间。
The solids density and solids residence time in circulating fluidized bed increase with increasing solids circulation rate and reducing gas rate.
我们详细地给出了有效非线性响应跟颗粒浓度、退极化因子以及组元电导率之间的关系。
The effective nonlinear response is related to the granular concentration, the depolarization factor, and the conductivity of component.
改变分离器入口面积及排气管下口直径对分离空间内颗粒浓度分布的影响规律是不同的。
The influence of inlet area and diameter of exit tube on particle concentration distribution is also investigated.
研究结果表明,在气固提升管中,局部颗粒浓度沿径向呈中心低,边壁高的不均匀分布;
The results show that the local particle concentrations are distributed non-uniformly in radial direction, with local particle concentrations lower in riser center and higher near the riser wall;
研究了颗粒浓度及粒径对空泡溃灭的影响,以及观察和分析了空泡溃灭过程中的颗粒运动。
The effects of solid concentration and particle diameter on bubble collapse have been studied, and the particle motion during the bubble collapse has been observed and analyzed.
颗粒浓度低时,液滴接触线平稳解附,随着颗粒浓度的增加,出现突然解附和多次附着现象。
A lower particle concentration in the liquid droplet results in a smooth de-pinning of the contact line while a higher concentration leads to an abrupt one.
对旋风管分离空间内颗粒浓度分布的分析表明,在分离空间的不同区域,颗粒的分离机理也不同。
According to the analyses of particle concentration distribution in the separation room, it was showed that the particle separation mechanism was different in each region.
作者在实验的基础上对影响分离效率的槽型结构、节距、颗粒浓度、颗粒直径等因素进行了研究。
Based on experimental data, the authors have studied such factors as channel structure, pitch, particle concentration and particle diameter, etc, which may have an influence on separation efficiency.
计算了沙层上及直管中的两相流的流动,发现了颗粒浓度两种截然不同的分布,并对此进行了分析。
The two-phase flows over the sand bed and in the pipe are simulated, the different distributions of volumetric fraction are found and analyzed.
针对流化床试验研究中测量颗粒浓度、颗粒速度的多种新兴的非浸入式测试技术进行了较为详细的论述。
In present paper an overview of advanced non-invasive measurement techniques which are used to measure the particles concentration and velocities in the fluidized beds are discussed.
随着表观气速的减小或颗粒循环量的增大,不同轴向位置的颗粒浓度都呈现增大的趋势,颗粒速度则降低。
With the decreasing of superficial gas velocity or increasing of solid mass flux, solid volume fraction at different axial positions increases simultaneously, while the particle velocity decreases.
在流场测试的基础上,采用等动采样的原理,对PD C型旋风管内的颗粒浓度分布进行了全面系统地测试。
Based on the measurement of flow field, the particle concentration distribution in the PDC type cyclone tube was studied by isokinetic sampling method.
对烧蚀数据进行的回归分析表明,最大线烧蚀率与颗粒冲刷速度平方接近正比关系,而颗粒浓度的影响非常小。
The regression analysis on the erosion data shows that the max erosion rate is linear to the square of velocity approximately and the influence of concentration of particles is remarkably small.
对烧蚀数据进行的回归分析表明,最大线烧蚀率与颗粒冲刷速度平方接近正比关系,而颗粒浓度的影响非常小。
The regression analysis on the erosion data shows that the max erosion rate is linear to the square of velocity approximately and the influence of concentration of particles is remarkably small.
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