air turbulence

Firstly,equations of motions of aircraft short period in consideration of atmospheric turbulence,pilot model,Dyrden atmospheric trubulence model and the mathematics model of Pilot-aircraft closed-loopsystem are founded.

首先建立了大气紊流下的飞机本体短周期运动方程、驾驶员模型、Dyr den大气紊流模型及人机闭环系统模型 ;然后利用Matlab软件在时域内进行了数值仿真 ,仿真结果表明 ,对于装有电传操纵系统的飞机来说 ,大气紊流对驾驶员诱发振荡的影响不明显。

This paper establishes the atmospheric turbulence model of agricultural aircraft flying at minimum altitude.

在建立农林飞机超低空飞行时的大气紊流模型基础上,结合频域和时域两种计算方法研究了各种不同紊流强度下的大气紊流对农林飞机超低空飞行的影响,同时采用加速度综合评分的方法对其影响进行定量评估,最后给出了大气紊流对农林飞机超低空飞行影响的规律,对工程应用有一定的参考价值。

Numerical Simulation of Long Exposure Optical Imaging through Atmospheric Turbulence;

大气湍流光学长曝光像的数值计算

Influence of atmospheric turbulence on image resolution of optical sensing system;

大气湍流对光学系统图像分辨力的影响

Axial light intensity distribution of limited Gaussian beams in atmospheric turbulence;

大气湍流中受限高斯光束的轴向光强分布

The effect of turbulence on the channel in the laser communication between the ships;

舰船激光通信中大气湍流对信道的影响

In this paper, the data obtained from HEIFE experiment in August, 1992 are used to study theinfluences of the sampling length and frequency on the variance and covariance of atmospheric turbulence.

本文利用HEIFE大气边界层实验资料,计算和比较了不同采样长度和不同采样频率对大气湍流自方差和协方差的影响。

Intensity fluctuations induced by atmospheric turbulence impair the performance of optical wireless commu-nication significantly.

此外,外场实验和仿真结果还反映出,大气湍流引起的光信号的深衰落会明显影响系统的通信误码率,提高交织器的交织深度可以有效地抑制其影响。

Scintillation of beam wave propagation along Earth-space paths from outer-scale of turbulent atmosphere;

湍流大气外尺度对波束地-空传播闪烁影响研究

Spectral shift and spectral transition of ultrashort pulsed Hermite-Gaussian beams in the turbulent atmosphere;

超短脉冲厄米-高斯光束在湍流大气中的光谱移动和光谱跃变

Propagation properties of one-dimensional off-axis Gaussian beams through the turbulent atmosphere;

一维线阵离轴高斯光束通过湍流大气的传输特性

Model analysis and computer simulation of atmosphere turbulence in adaptive optics system;

自适应光学系统中大气湍流的模型分析与计算机仿真

The paper separately studies atmosphere turbulence and atmosphere dispersion that influence laser PPM signal.

分别研究了大气湍流和大气散射对激光PPM信号的影响,根据工程数据和理论分析公式,建立了激光PPM信号在大气中传输的数学模型,并根据具体情况分析了激光通信系统研究的重点和难点及其解决办法。

The image will be distorted when we take the objects picture with CCD at long range because of atmosphere turbulence.

用CCD(电荷耦合器件)拍摄远距离目标时,大气湍流使得图像发生畸变,导致CCD无法有效的用于远距离目标的识别与监控。

DYNAMIC RESPONSE OF THREE-DIMENSIONAL PANEL WITH THERMAL EFFECT TO ATMOSPHERE TURBULENCE

热环境下三维壁板大气紊流动力响应分析

Pulsation response of a two dimensional wing to atmosphere turbulence in supersonic flow

大气紊流作用下超音速二元机翼的脉动响应

Analysis of the Longitudinal Flight Parameter Under Atmosphere Turbulence

大气紊流环境下的纵向飞行参数响应分析

Research on the Models of Wind Shear and Atmospheric Turbulence for Their Application in Flight Simulation

风切变和大气紊流模型在飞行仿真中的应用研究

Generation and Application of Spatial Atmospheric Turbulence Field in Flight Simulation

用于飞行仿真的空间大气紊流场生成与应用研究(英文)

liquid viscous-gas turbulent

液相层流-气相紊流

The system input in this case is turbulent air which produces random pitching motion of the vehicle.

在此情况下，系统的输入是紊流大气，它使飞行器产生随机俯仰运动。

Experimental Analysis on Multi-tube Pnumatic System for Ash Conveying;

双管紊流密相气力除灰系统试验研究

Lagrangian simulation of particle dispersion in gas-solid turbulent shear flows

气固紊流剪切流中颗粒弥散的拉格朗日模拟

Aerodynamics of the Vocal Tract, Turbulence Noise, Abrupt Release, Bursts.

声道的空气动力学，紊流噪音，瞬间释放，突发音。

Numerical Simulation and Analysis of Three-dimensional Turbulence in Air Filter;

空气滤清器内三维紊流数值计算与分析

An Experimental Investigation on the Effect of Turbulence on Aerodynamic Characteristics of a Dished Paraboloid

气流紊流度对碟形抛物面气动力特性影响的实验研究

Turbulent Wind Action on Long Span Bridges with Separated Twin-girder Decks

紊流风对大跨度分体双箱梁桥梁的作用

Study on 3-D Turbulent Numerical Simulation on Airflow and Optimal Design of Greenhouse;

蔬菜大棚内部流场三维紊流数值模拟及大棚断面优化研究

Optimization Design of Air Filter Structure Based on Three-Dimensional Turbulence Numerical Simulation;

基于三维紊流数值模拟的空气滤清器结构优化设计

This turbulence caused the flow pattern in the tunnel to be similar to the flow pattern in free air at a higher Reynolds number.

这种紊流使风洞内的流谱与在较高的雷诺数下自由气流中的流谱相似。

Comparison of several turbulent models for calculating turbulent separated flows passing on sill

几种紊流模型在底坎紊流分离流计算中的对比

Study of Treatment Effect of Da Cheng Qi Tang Associates with Magnesium Sulfate on the Sphincter of Oddi Dyskinesia in Rabbits

大承气汤联合硫酸镁治疗兔Oddi括约肌功能紊乱的实验研究