多普勒激光雷达
- 网络doppler lidar
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直接探测多普勒激光雷达的光束扫描和风场测量
Beam scanning and wind field measurement of direct - detection Doppler lidar
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多普勒激光雷达主要包括相干探测和直接探测技术。
Doppler lidar mainly includes coherent detection and direct-detection techniques .
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提出结合多光束斐索(Fizeau)干涉仪和CCD探测器的条纹图像技术,测量地球边界层下的三维风场的直接探测多普勒激光雷达技术。
A wind direct-detection Doppler lidar system for planetary boundary layer wind measurement utilizing the fringe image technique combined of a multi-beam Fizeau interferometer and a CCD detector is proposed .
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介绍了已研制的基于Fabry-Perot标准具直接探测多普勒激光雷达的风速测量原理,讨论了接收光路光束发散角对测风激光雷达系统测量精度的影响。
The principle of wind measurement for a direct detection Doppler wind lidar developed with a Fabry-Perot etalon is described . The measurement error of the system is affected by the receiving beam divergence angle .
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结果表明,系统可在测风的同时获取低空对流层(6、7km)以内的气溶胶后向散射比廓线,以进行多普勒激光雷达灵敏度的标定,并可获取气溶胶的消光系数、激光雷达比等参量。
The results show that this method is capable of measuring aerosol backscatter ratio profile of low-altitude troposphere ( below 7km ) at the same time as wind measurement , which can define the wind measurement sensitivity . Aerosol extinction coefficient and lidar ratio are additional parameters acquired in measurement .
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钠多普勒激光雷达大气参数反演方法
Retrieval method of atmospheric parameters for a Sodium Doppler Lidar
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角度调谐直接探测多普勒激光雷达误差分析
Analysis of errors induced by angle tuning in direct detection Doppler wind lidar
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本文的研究结果对多普勒激光雷达系统的搭建具有参考意义。
The designed and studied results have reference value for the actual system setting up .
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相干多普勒激光雷达技术
Coherent Doppler Lidar Technology
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本文介绍了美国林肯实验室远程“火池”多普勒激光雷达的性能和应用,主要叙述了改进型“火池”雷达及其识别假目标试验。
The performance and application of the " Firepond " laser doppler radar developed in Lincoln Laboratry , U.S.A. , is presented in this peper .
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自行研制了一台基于双边缘技术的多普勒激光雷达,用于测量对流层大气风场。
The 1 064 nm Doppler wind lidar with a dual Fabry-Perot interferometer based on the edge technique has been developed to measure the wind profile in the troposphere .
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提出了一种多普勒激光雷达测风灵敏度实时测量的方法,解决测风时因气溶胶时空变化引入的灵敏度测不准问题。
A new method to measure real-time sensitivity of Doppler lidar is presented , to solve the sensitivity uncertainty problem caused by the spatial and temporal change of aerosol during wind detecting .
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基于Fabry-Perot标准具的多普勒测风激光雷达
Doppler wind lidar based on Fabry-Perot etalon
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光谱稳定性对直接探测多普勒测风激光雷达的影响研究
Effect of Spectrum Uncertainty for Direct - Detection Doppler Wind Lidar
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简述了多普勒测风激光雷达测风的意义,报道了多普勒测风激光雷达的发展动态。
The importance and development of Doppler wind lidar are reviewed .
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人眼安全相干多普勒测风激光雷达全光纤单频激光器
An All-Fiber Single Frequency Laser for Eye-Safe Coherent Doppler Wind Lidar
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车载直接探测多普勒测风激光雷达光学鉴频器
Optical Frequency Discriminator of a Mobile Direct-Detection Doppler Wind Lidar
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多普勒测风激光雷达研究进展
Development of Doppler Wind Lidar
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利用角度调谐的方法标定了多普勒测风激光雷达双边缘探测技术中的初始工作点。
The initial work location is scaled by angle tuning method in Doppler wind lidar which utilizes double edge technique .
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多普勒测风激光雷达从工作原理上可分为相干和非相干(直接探测)两种。
We can classify the lidar as coherent and incoherent ( direct-detection ) lidar on the base of operating principle .
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将其应用到研制的全光纤多普勒激光测风雷达系统中,实现对低中空局部风场的反演。
The inversion of low and mid partial wind-field was achieved with the algorithm adopted in an all-fiber Doppler weather radar .
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设计了一种全新的相干多普勒测速激光雷达,该雷达的光路完全由单模光纤器件组成。
A novel coherent Doppler lidar ( CDL ) system based on single-mode fiber ( SMF ) components and instruments is presented to measure the speed of target .
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2μm固体激光器因其体积小、成本低、大气消光比低、人眼安全等优点,成为相干多普勒测风激光雷达的首选光源。
On account of the advantages including small size , low cost , low atmospheric extinction ratio , eye-safe , etc. , 2 μ m solid-state laser is thought to be the preferred laser source for coherent doppler lidar .
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提出了基于菲佐干涉仪和多通道光电倍增管(PMT)阵列探测器组合的多普勒频移检测的方案,适用于风速测量的直接探测多普勒激光雷达。
A method of discriminating Doppler shift using Fizeau interferometer and linear PMT array for a direct - detection wind Doppler lidar is proposed .
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从种子注入固体激光器的不稳定和多普勒频移检测干涉仪的光谱漂移出发,模拟和分析其对基于双边缘探测技术的直接探测多普勒激光雷达风速测量准确度的影响。
The wind error of the double-edge technique Doppler lidar due to the instability of injection-seeding solid laser and the drift of interferometer ′ s spectrum was analyzed .