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流量在線監測系統 我有新說法
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　　JD-SW4是一款基于微波技術的全自動水文在線監測系統，可同時測量渠道內水位、流速、流量和降雨量。它采用的K波段平面雷達技術，通過非接觸的方式測量水體的流速和水位，根據內置的軟件算法，計算并輸出實時斷面流量及累計流量;可用于河道、灌渠、地下排水管網、防汛預警等場合進行非接觸式流量測量;該產品具有功耗低、體積小巧、可靠性高、維護方便的特點;測量過程不受溫度、泥沙、河流污染物、水面漂浮物等因素的影響。

　　一、產品概述

　　JD-SW4是一款基于微波技術的全自動水文在線監測系統，可同時測量渠道內水位、流速、流量和降雨量。它采用的K波段平面雷達技術，通過非接觸的方式測量水體的流速和水位，根據內置的軟件算法，計算并輸出實時斷面流量及累計流量;可用于河道、灌渠、地下排水管網、防汛預警等場合進行非接觸式流量測量;該產品具有功耗低、體積小巧、可靠性高、維護方便的特點;測量過程不受溫度、泥沙、河流污染物、水面漂浮物等因素的影響。

　　二、應用領域

　　1、江河、湖泊、潮汐、水庫閘口、地下水管網、灌渠灌道等流速、水位、流量和雨量測量。

　　2、輔助水處理作業，如城市供水、排污監測等。

　　3、流量計算、入水排水流量監測等。

　　三、產品特點

　　1、非接觸式測量，結合斷面參數計算流量，不受風、溫度、霧霾、泥沙、漂浮物等影響。

　　2、適用于多種測量條件，不受腐蝕、泡沫影響，可以輸出流速、水位、流量的測量數據。

　　3、流速和水位采用平面陣列雷達天線，自帶測量角度功能，設備體積小巧，安裝方便。

　　4、方便的配置軟件，可以根據實際需要對參數進行方便的配置，以適應不同的使用條件。

　　5、不受大氣中水蒸汽、溫度和壓力變化的影響

　　四、監測平臺

　　1、CS架構軟件平臺，支持手機、PC瀏覽器直接觀測、無需額外安裝軟件。

　　2、支持多帳號、多設備登錄

　　3、支持實時數據展示與歷史數據展示儀表板

　　4、云服務器、云數據存儲，穩定可靠，易于擴展，負載均衡。

　　5、支持短信報警及閾值設置

　　6、支持地圖顯示、查看設備信息。

　　7、支持數據曲線分析

　　8、支持數據導出表格形式

　　9、支持數據轉發，HJ-212協議，TCP轉發，http協議等。

　　10、支持數據后處理功能

　　11、支持外置運行javascript腳本

　　五、概要指標

　　供電電壓：100mA（工作），<1mA（休眠）;

　　工作電壓：12V供電

　　運行溫度：-35℃~60℃;

　　存儲溫度：-40℃~60℃;

　　野外防護等：IP68

　　信號輸出：RS485/MODBUS協議;

　　六、技術參數

　　水位測量

　　測距范圍：0.4-40米

　　測距精度：±1cm

　　測距分辨率：1mm

　　間隔時間：1-5000min

　　流速測量

　　測距范圍：0.15～15m/s

　　測速精度：±2%

　　速度分辨率：0.01m/s

　　流量測量

　　流量=平均流速x過流斷面面積x修正系數

　　平均流速由流速計采集流體表面流速，并經過模型計算得到

　　過流斷面面積由水位計測得的水位以及斷面信息算出

　　雨量監測

　　測量范圍：雨強0～4mm/min

　　測量精度：±0.2mm

　　分辨率：0.2mm

　　承雨口徑：φ200mm

　　供電方式：太陽能電池板+蓄電池組合供電

　　太陽能功率：10W/30W（選配）

　　蓄電池參數：DC3.7V 10Ah

　　支架高度：立桿4米橫臂3米

　　工作環境：-20℃～80℃（不結冰狀態）

參考資料

參考資料編輯區域


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