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雷达电波流速仪 我有新说法
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【JD-LS5】雷达电波流速仪LS5是美国德卡托公司为USGS(美国地质调查局)制造的专业测速仪器,主要用于野外巡测和洪水、溃坝、决口、截流、污水等应急测量,尤其适用于汛期抢测洪峰和突发情况下监测污染水。由于其体积小巧,形似,故也称“测速雷达枪”。改良后的SVR自动化程度高、性能可靠、工作稳定、维护方便。

  一、产品简介

  【JD-LS5】雷达电波流速仪LS5是美国德卡托公司为USGS(美国地质调查局)制造的专业测速仪器,主要用于野外巡测和洪水、溃坝、决口、截流、污水等应急测量,尤其适用于汛期抢测洪峰和突发情况下监测污染水。由于其体积小巧,,故也称“测速雷达枪”。改良后的SVR自动化程度高、性能可靠、工作稳定、维护方便。

  二、主要特点:

  1.供单人使用,总重1.3KG,可手持测量或置于三脚架上(选件);

  2.内置可充电电池,可连续使用8小时;

  3.内置俯仰角感测器,俯仰角自动补正,水平角手动输入;

  4.结构具有防水(雨淋)功能;

  5.测量范围:0.3~9.1M/S

  6.测量精度:5%of reading

  7.使用温度:-30~+70℃

  8.电波发射角:12°

  9.电波发射标准功率:10Mw

  10.电波频率:24GHz

  11.厂牌型号:SVR

  三、工作原理

  雷达电波流速仪是一种基于雷达原理的流速测量设备,其工作原理如下:

  发射和接收信号:雷达电波流速仪通过高频信号的发射和接收来实现流速测量。它发射出一个窄束的雷达信号,通常是微波或无线电频段的电磁波。

  信号与流体交互:发射的雷达信号遇到流体(如气体或液体)时,会与流体中的颗粒或气泡发生散射。这些散射物会改变雷达信号的特性,如强度、频率和相位。

  回波信号分析:雷达电波流速仪接收和分析回波信号。它通过比较发射信号与接收信号之间的差异,计算出流体中散射物的速度。根据多普勒效应原理,流体中的运动物体会引起回波信号的频率变化,从而可以计算出流速。

  数据处理和显示:雷达电波流速仪将测得的速度数据进行处理和分析,并通常以数字或图形的形式显示出来。这些数据可以用于实时监测流速、记录历史数据和进行流体动态分析。

参考资料

参考资料编辑区域


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