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明渠超聲波流量計(jì)
QTCM-CQ超聲波明渠流量計(jì)與量水堰槽配合使用,測(cè)量明渠內(nèi)水的流量。
常見(jiàn)明渠
:
三角堰、矩形堰、巴歇爾槽。
適用于:
測(cè)量污水廠、企事業(yè)單位的污水排放口、城市下水道的流量及灌渠等。
由于采用非接觸的方法測(cè)量,因此在粘污、腐蝕性液體情況下,比其他形式的儀表具有更高的可靠性。
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工作原理
使用案例
技術(shù)參數(shù)
應(yīng)用領(lǐng)域
工作原理
QTCM-CQ超聲波明渠流量計(jì)以流速-水位運(yùn)算法為基礎(chǔ),并采用了先進(jìn)的流速測(cè)量?jī)x和水位測(cè)量?jī)x,從而確保測(cè)速和運(yùn)算的準(zhǔn)確性的一種新型智能化流量系統(tǒng),根據(jù)渠道的寬度和測(cè)量精度的要求,采用單探頭法或多探頭法明渠測(cè)流的數(shù)學(xué)模型。
智能明渠流量系統(tǒng)顯示儀中微處理器根據(jù)水位計(jì)測(cè)出的實(shí)際水位和已置入的渠道幾何尺寸、邊坡系數(shù)、渠道精度、水力坡道、流速垂直平面修正系數(shù),按照預(yù)定的數(shù)學(xué)模式計(jì)算出渠道的流量。
明渠流量計(jì)的工作原理是利用明渠技術(shù),通過(guò)測(cè)量流體液位高度,再經(jīng)過(guò)儀器內(nèi)部的微處理器運(yùn)算得到流量。由于是非接觸測(cè)量,明渠流量計(jì)能在較惡劣的環(huán)境中應(yīng)用。
明渠流量計(jì)在微機(jī)控制下,發(fā)射和接受明渠,根據(jù)傳輸時(shí)間計(jì)算出明渠流量計(jì)距被測(cè)液面的距離,從而得到液位高度由于該液位與流量之間有一定的比例關(guān)系,因此可根據(jù)計(jì)算公式最終得到液體流量Q。
使用案例
技術(shù)參數(shù)
yle="width: 750px; height: 1995px;" />
應(yīng)用領(lǐng)域
明渠廣泛應(yīng)用于石油化工、鋼鐵冶金、給水排水、水利灌溉、水處理、污水處理站(環(huán)保污水控制、化工污水、電鍍污水)、造紙(紙漿)、泥漿、醫(yī)藥、食品等工農(nóng)業(yè)的生產(chǎn)公司過(guò)程流量測(cè)量和控制。(產(chǎn)品圖)
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