Laser speedometer is the pivotal equipment in the process of setting up stream AGC control system,but the principle of laser speedometer based on double velocity of light and double scattering doppler technology has never been reported.
介绍了基于双光速-双散射多谱勒技术的激光测速仪工作原理,对该类非接触式直接测量线速度的仪表进行了数学解析,并在与其他测速仪比较的基础上,对激光测速仪应用对象、仪表扫描周期和采样周期与滤波的关系、测量精度主要影响因素、安装及日常使用等实际问题提出了解决办法。
Existing calibration methods of laser speedometer are summed up and one new calibration method and instrument with simulant target is put forward in this paper.
综述了激光测速仪的现有校准方法,提出了采用模拟目标进行激光测速仪校准的新方法,并根据该原理研建了校准装置。
The reserch of pulse-semiconductor laser velocimeter;
脉冲式半导体激光测速仪的研究
In the control system for skin pass mill elongation,the measuring devices in common use are pulse generator and laser velocimeter,of which the control accuracy of the laser velocimeter is higher.
在平整机延伸率控制系统中,常用的测量装置是脉冲发生器和激光测速仪。
This paper introduces the operation principle of laser velometer,expounds the control method in AGC system of double stand reversing cold rolling mill,analyzes each control algorithm of AGC system,and describs the composition and characteristics of each control section.
介绍了激光测速仪的工作原理,对双机架可逆冷连轧机(AGC)系统控制策略进行分析,并研究了该厚度控制系统中的各种控制算法、各AGC控制环节的组成及特点。
vector velocity laser velocimeter
向量速度激光测速仪
Fast deformation velocity measurement using laser Doppler velocity interferometer
应用激光多普勒速度干涉仪测量快速形变速度
Measuring the precision of laser Doppler velocimeter based on counting
基于计数法测量激光多普勒测速仪的测速精度
Research on the Measurement of Burning Velocity by a Laser-doppler Anemometer (LDA)
用激光多普勒流速仪测量燃烧速度的研究
Application of differential laser Doppler velocimeter in solid velocity measurement
差动激光多普勒测速仪在固体速度测量中的应用
backscatter laser Doppler velocimeter
反向散射激光多普勒测速仪
confocal backscatter laser velocimeter
共焦反向散射激光测速仪
a grid-like instrument for measuring the altitude, direction, and velocity of movement of clouds.
测量云的高度方向和速度的格状仪器。
for recording the speed and direction of wind.
测量风的方向和速度的仪器。
An instrument used to measure acceleration.
加速计，测震仪用于测量加速度的仪器
The experimental research of laser Doppler velocimeter in backscatter
后向散射激光多普勒测速仪的实验研究
Study of High Precision and High Measurement Speed Dual-Longitudinal Thermal Frequency Stabilization Laser Interferometer
高精度高测速双纵模热稳频激光干涉仪研究
laser Doppler anemometry
激光多普勒风速测量法
Research of the reference-beam laser Doppler velocimeter
参考光束型激光多普勒测速仪的研究
forward-back-scattering type laser current meter
正反向散射型激光流速仪
An analysis of properties and error of impulse LD speedometer;
脉冲式激光测速仪的性能及误差分析
Contactless Velocity Measurements of Vibration and Shock Using the Laser Doppler Method
非接触测量振动与冲击速度的激光多普勒方法
Temperature Measurement and Research on Microstructure Controlling in Laser Rapid Forming Process;
激光快速成形过程温度测量及组织控制研究