1.超聲波流量計工作原理 封閉管道用超聲波流量計按測量原理分類有：時間傳播法、多普勒效應(yīng)法、波束偏移法、相關(guān)法、噪聲法。其中時間傳播法又可分為時差法、相位差法、頻差法。目前應(yīng)用于空調(diào)水系統(tǒng)中的超聲波流量計的測量原理主要有時差法和多普勒效應(yīng)法。 1.1 時差式超聲波流量計測量原理
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超聲波流量計實時信息，超聲波流量計資料下載，超聲波流量計價格，相信大連索尼卡—流量測量問題輕松解決。
2011年2月18日
正確使用超聲波流量計測量空調(diào)水流量
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