湍流强度
- 网络turbulence intensity;turbulent intensity
![湍流强度](../cache/1500911.jpg)
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随着湍流强度C2n的增大,误码率增加很快;
With turbulence intensity C2_n increasing , BER increased rapidly ;
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DGR强度;利用超声风速仪估算近地层光学湍流强度
3.3 Duodenogastric reflux ( DGR ) : The examination was carried out with Doppler Ultrasound . Estimation of Optical Turbulence Intensity by Ultrasonic Anemometer
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研究表明,R由湍流强度、光束参数以及列阵光束的叠加方式等因素共同确定。
It is shown that the R depends on the strength of turbulence , the beam parameters and the type of beam superposition .
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通过速度场、湍流强度、Reynolds应力等物理量的对比分析,表明减阻杆降低了中心涡核区的旋转动能和湍流强度。
The velocity , turbulence intensity and Reynolds stresses were obtained . The comparison of these parameters with and without the stick showed that the Repds reduced the swirl kinetic energy and turbulent intensity in the vortex central region of the cyclone .
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针对这一现状,从返流角度和湍流强度两个方面,对传统PISA算法的有效返流瓣口面积(EROA)进行修正。
In order to estimate eccentric MR , two parameters named turbulent intensity and regurgitate angle were proposed to modify the effective regurgitate orifice area ( EROA ) based on traditional PISA algorithm .
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介绍了用激光多普勒速度测量(LDA)的方法测定微波萃取器内流体的沉降速度和旋转速度,得到沉降速度和旋转速度在内、外环隙不同层数间的分布,研究了流量对湍流强度的影响;
A totally new microwave assisted extractor apparatus was designed . LDA ( Laser Doppler Anemometer ) method is used to measure settling velocity and rotary velocity of the fluid in the extractor and the settling velocity and rotary velocity of different layers in annular space are obtained .
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利用IFA300型二维恒温热线风速仪系统对双旋流气体燃烧器模型的冷态流场进行了实验研究,测量了流场内不同位置瞬时速度分布及湍流强度特性。
An experimental study was conducted of the cold-state flow field of a dual swirl gas burner model through the use of an IFA300 type two-dimensional constant-temperature hot-wire anemometer system .
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应用三维颗粒动态分析仪(3D-PDA)对方形下排气旋风分离器内气固两相流场进行了实验研究,并对流场、脉动速度、颗粒浓度、湍动能、湍流强度等的分布做了讨论。
A three dimensional particle dynamics analyzer was employed to study the gas solid dual flow field in a square shaped cyclone separator along with a discussion of the distribution of the flow field , pulsation velocity , particle concentration , turbulent kinetic energy and turbulent flow intensity , etc.
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宾汉流体物性参数对湍流强度影响的研究
Turbulence Study of Bingham Fluid under the Influence of Material Parameter
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增大微粒化设备长径比,湍流强度增大。
Turbulent intensity increases as the length - to-diameter ratio increases .
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湍流强度在中心区域最大,中心区域的换热强度明显高于边缘处。
The largest turbulence intensity was in the central region .
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阵风因子和湍流强度变化较一致。
The gust factor is in good consistent with the turbulence intensity .
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大气湍流强度测量中的微弱信号检测技术
Technique of Weak Signal Detection for Atmosphere Turbulence Intensity Measurement
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白天湍流强度高于夜间。
The turbulence intesity of daytime is higher than the night time .
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青藏高原草甸下垫面湍流强度相似性关系分析
Similarity Analysis of Atmospheric Turbulent Intensity over Grassland Surface of Qinghai-Xizang Plateau
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基于多孔径闪烁的湍流强度廓线反演方法研究
Inversion Method for Turbulence Profile Based upon Multi-aperture Scintillation Sensor
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但是升力和湍流强度的关系较为复杂。
The relationship between turbulence and lift is complicate .
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气固两相流中气体湍流强度的研究
Study on Gas Turbulence Intensity in Gas-Solid Two-Phase Flows
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湍流强度对激光大气传输及其自适应光学校正的影响
The Effect of Turbulence on Laser Propagating in Atmosphere and Compensation of Adaptive Optics
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近地层风廓线与垂直湍流强度关系研究
Study on Relationship of Wind Profile and Turbulence Intensity in the Atmospheric Surface Layer
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主副燃烧室分层燃烧湍流强度模拟新方法
A New Turbulence Intensity Simulating Method for a Stratified Charge Gasoline Engine with Divided Chambers
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二尖瓣狭窄下游湍流强度体内多普勒超声定量研究
A Quantitative Study of Turbulent Intensity Downstream of Mitral Stenosis with Doppler Echocardiography in Vivo
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沿海地区内外尺度与湍流强度均无明显关系。
There was no explicit relationship between turbulence scale and turbulence intensity along the coast .
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实验验证了利用该光路可在很短的空气间隙内获得湍流强度的变化信息。
Experiment demonstrates that the turbulence intensity variation information within a short-range air gap can be obtained .
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压力、流速和湍流强度都相互联系、相互影响。
Pressure , velocity and turbulence intensity of the flowfield are related to and influenced by each other .
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本研究还表明两相间有速度滑移,气相及颗粒相均有较高的湍流强度。
The time averaged velocity slip between two phases and the fluctuation velocity of two phases are sufficiently high .
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本文报导了湍流强度、速度松弛时间和雷诺应力对颗粒扩散的影响。
The effects of turbulence intensity , aerodynamic response time and Reynolds stress on the particle dispersion are presented .
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结果表明湍流强度对不同方向的抖振响应影响存在差别。
It turned out that it is different that the influence of turbulence intensity to buffeting responses in different direction .
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计算结果表明:随着热通量的增加,流场的速度、湍流强度和壁温均升高。
The simulation results demonstrated flow velocity , turbulence kinetic energy and wall temperature increased with increment of heat flux .
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大气湍流强度相同时,聚焦平台光束发射口径越小,其束腰移动的幅度越大。
The turbulence is stronger and the diameter of transmitter is smaller , the measure of focal shift is larger .