超聲波流量計(jì)換能器-超聲波流量計(jì)探頭：超聲波流量計(jì)常用壓電換能器。它利用壓電材料的壓電效應(yīng)，采用適出的發(fā)射電路把電能加到發(fā)射換能器的壓電元件上，使其產(chǎn)生超聲波振勸。超聲波以某一角度射入流體中傳播，然后由接收換能器接收，并經(jīng)壓電元件變?yōu)殡娔?，以便檢測。發(fā)射換能器利用壓電元件的逆壓電效應(yīng)，而接收換能器則是利用壓電效應(yīng)。 超聲波流量計(jì)換能器的壓電元件常做成圓形薄片，沿厚度振動。薄片直徑超過厚度的10倍
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超聲波流量計(jì)實(shí)時信息，超聲波流量計(jì)資料下載，超聲波流量計(jì)價格，相信大連索尼卡—流量測量問題輕松解決。
2012年5月3日
超聲波流量計(jì)換能器-超聲波流量計(jì)探頭
Tags: 超聲波流量計(jì)換能器-超聲波流量計(jì)探頭
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