A radar meteorological equation, that is applicable to groups rotating spheroidal raindrops, has been presented for horizontally polarized radar waves.
导出了雷达发射水平偏振波时适用于旋转椭球雨滴群在三种不同取向情况下的雷达气象方程，并且重新定义了相应的雷达反射率因子，确定了在用雷达测定非球形雨滴降水时的订正系数，为提高雷达定量测量强降水的精确度提供了一种新的理论方法。
Based on the theory of electromagnetic scattering for small rotating spheroid particles (Gans theory),considering the case of coincidence vertical orientations of particles rotating axes, we investigated deeply on the lateral scattering characteristics of objectives to radar wave and inferred the radar meteorological equations of radar-emitted horizontal and vertical polarized wave.
以椭球粒子的电磁波散射理论(Gans理论)为基础,考虑粒子群旋转轴一致铅直取向情况下,深入研究散射体对雷达波的侧向散射特性,推导出发射水平偏振波与垂直偏振波时的双基地雷达气象方程,并重新定义相应的雷达反射率因子、侧向反射率-后向反射率之比及差分反射率因子等雷达探测参数的表示式,为进一步研究和应用双基地多普勒天气雷达提供理论依据。
A Weather Radar Signal Processor with Double DSP;
双DSP实现气象雷达信号处理
JYL-6 Weather Radar Dependability Improvement Research;
JYL-6气象雷达可靠性增长研究
Weather information are very important in air transport, and the weather radar is the main way to get it.
气象信息在民航运输中有着非常重要的作用,气象雷达是得到其的主要途径。
ignificant progresses in the radar meteorology and meteorology radar have been made by the scientists and technicians in Chinese Academy of Meteorological Sciences in the past half century.
该文回顾了自20世纪50年代以来,中国气象科学研究院在模拟信号的天气雷达、数字化天气雷达、多普勒雷达和雷达新技术如双线偏振雷达、双基地多普勒雷达等雷达技术研究及其在冰雹、暴雨、台风等中尺度天气过程的监测和临近预报等方面的应用工作,特别介绍了近年来开展的针对暴雨、台风的中尺度外场试验、双多普勒雷达和双多基地多普勒雷达技术在风场中尺度结构中的应用、双线偏振雷达在云和降水微物理结构探测中的应用、新一代天气雷达三维数字组网及临近预报方法研究等工作;对中国气象科学研究院灾害天气国家重点实验室在雷达气象领域研究的未来进行了分析和展望。
It is demonstrated that the traditional theories of radar meteorology are still applicabl.
以往根据地面雷达发展的雷达气象理论仍然适用,并且效果更加准确可靠。
The Research for Key Techniques of Airborne Meteorological Radar Observation System
机载气象雷达探测系统总体关键技术研究
For the speciality of detecting targets, two problems have to be resolved if pulse compression is applied in meteorological radar.
由于探测目标的特性,脉冲压缩在气象雷达中应用需要解决两个方面的问题,一是脉冲压缩的高旁瓣,二是大运算量。
This paper, based on the advantageous tendency in the field of our country s meteorological radar, describes the history of meteorological radar development of JD Company.
本文结合我国气象雷达行业所面临的大好发展形势,回顾了JD公司气象雷达发展的历史。
Communication equation and radar equation are very important in system design, project argumentation, guideline analysis and efficiency evaluation of electronic warfare.
通信方程与雷达方程在通信与雷达系统设计、总体方案论证、电子对抗指标分析与效能评估等方面发挥着十分重要的作用。
In this paper,the detection coverage range is gained on base of bistatic radar equation by calculating bistatic radar cross section in real time.
从双基地雷达方程出发,通过实时采集探测目标的双站雷达散射截面,计算出了双基地雷达对目标的探测区域,得到了有价值的结论,为双基地雷达用于工程实际提供了理论依据。
Basing on radar equation,radar systmem parameters and detection probability,a radar target detetion range model is constructed.
基于雷达方程、雷达系统参数和检测概率建立了雷达目标检测模型。
Meteorological Equations for Bistatic Doppler Radar Detected Rotating Spheroid Particles
双基地多普勒雷达探测小椭球粒子群的雷达气象方程
Radar Meteorological Equations for Polydispersed Rotating Spheroidal Raindrops under Normal Distribution of Their Rotatory Axes;
椭球雨滴群旋转轴呈正态分布情况下的雷达气象方程研究
Measuring methods for meteorological radar parameters
GB/T12649-1990气象雷达参数测试方法
Meteorological Echo and Non-Meteorological Echo Recognition Study of CINRAD;
新一代天气雷达气象回波与非气象回波识别方法的研究
Meteorological pulse-Doppler radar
气象脉冲多普勒雷达
Design of Weather Channel in ATC Primary Surveillance Radar
航管一次监视雷达中气象通道的设计
JYL-6 Weather Radar Dependability Improvement Research;
JYL-6气象雷达可靠性增长研究
Design of Servo System Based on DSP for Meteorologic Radar
基于DSP的气象雷达伺服系统设计
Design of Miniature Movable Weather Radar Antenna Pedestal
小型移动式气象雷达天线座结构设计
Application of 724XD weather emergency mobile radar
724XD气象应急移动雷达车及其应用
Application of Shipborne Phased Array Radar for Meteorological Sounding
舰载相控阵雷达在气象探测中的应用
Analysis of a Severe Convective Storm Event in Beijing Using the Thermodynamical Retrieval Method of Radar Data
利用雷达资料反演方法对北京地区一次强对流天气过程的分析
Application of laser radar in monitoring meteorological and atmospheric environment
激光雷达在气象和大气环境监测中的应用
Lightning Protection Engineering Design and Practice of New Generation Weather Radar Station in Shenyang
沈阳新一代天气雷达站防雷工程设计与实践
The Study of Change Detection Technology with Synthetic Aperture Radar Images;
合成孔径雷达图象变化检测方法研究
Design and analysis on lightning protection reconstruction of Yangjiang new generation weather radar
阳江新一代天气雷达防雷改造设计方案与分析
Method of Display 711B1 Meterological Radar Echo PFI Data;
711B1天气雷达回波PPI数据显示方法
Research on Atmospheric Refraction Error Correction Method of Optic Radar
光学雷达大气折射误差修正方法研究