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氯化氫檢測儀的工作電極介紹
氯化氫氣體是一種有危(wei)害(hai)性的(de)(de)氣體,所以在要(yao)在儲存(cun)的(de)(de)地點安裝檢(jian)測儀(yi)器。那下面(mian)小編就為您介(jie)紹一下有關氯化氫檢(jian)測儀(yi)的(de)(de)知識,這有利于您對檢(jian)測儀(yi)原(yuan)理的(de)(de)認識。
氯(lv)化(hua)氫(qing)檢(jian)測儀采(cai)用進口原裝安培型電(dian)(dian)(dian)(dian)化(hua)學(xue)(xue)傳(chuan)(chuan)感(gan)器(qi),通(tong)常由浸沒在(zai)電(dian)(dian)(dian)(dian)解(jie)(jie)液中的(de)(de)(de)三個電(dian)(dian)(dian)(dian)極(ji)(ji)構成。工作(zuo)(zuo)電(dian)(dian)(dian)(dian)極(ji)(ji)是用具有催化(hua)活性的(de)(de)(de)金屬,將其(qi)涂覆在(zai)透氣但憎水(shui)的(de)(de)(de)膜上做(zuo)成。被測量氣體(ti)經(jing)擴散透過多孔的(de)(de)(de)膜,在(zai)其(qi)上進行電(dian)(dian)(dian)(dian)化(hua)學(xue)(xue)氧化(hua)或(huo)還原反應(ying),其(qi)反應(ying)的(de)(de)(de)性質依(yi)工作(zuo)(zuo)電(dian)(dian)(dian)(dian)極(ji)(ji)的(de)(de)(de)熱力學(xue)(xue)電(dian)(dian)(dian)(dian)位(wei)和分析氣體(ti)的(de)(de)(de)電(dian)(dian)(dian)(dian)化(hua)學(xue)(xue)性質而定(ding)。氯(lv)化(hua)氫(qing)檢(jian)測儀電(dian)(dian)(dian)(dian)化(hua)學(xue)(xue)反應(ying)中參加反應(ying)的(de)(de)(de)電(dian)(dian)(dian)(dian)子流(liu)入(ru)或(huo)流(liu)出工作(zuo)(zuo)電(dian)(dian)(dian)(dian)極(ji)(ji)。氯(lv)化(hua)氫(qing)檢(jian)測儀工作(zuo)(zuo)電(dian)(dian)(dian)(dian)極(ji)(ji)的(de)(de)(de)工作(zuo)(zuo)信號(hao)經(jing)運放U2放大成為儀器(qi)的(de)(de)(de)輸(shu)出信號(hao)。電(dian)(dian)(dian)(dian)路同時保(bao)持(chi)工作(zuo)(zuo)電(dian)(dian)(dian)(dian)極(ji)(ji)的(de)(de)(de)電(dian)(dian)(dian)(dian)壓使(shi)之處于(yu)其(qi)偏壓VBIAS之值。基準電(dian)(dian)(dian)(dian)極(ji)(ji)則為電(dian)(dian)(dian)(dian)解(jie)(jie)液中的(de)(de)(de)工作(zuo)(zuo)電(dian)(dian)(dian)(dian)極(ji)(ji)提供一(yi)(yi)個穩定(ding)的(de)(de)(de)電(dian)(dian)(dian)(dian)位(wei)。基準電(dian)(dian)(dian)(dian)極(ji)(ji)電(dian)(dian)(dian)(dian)位(wei)與VBIAS比較后,在(zai)運放U1輸(shu)出電(dian)(dian)(dian)(dian)壓信號(hao),其(qi)大小正好是產(chan)生一(yi)(yi)個與工作(zuo)(zuo)電(dian)(dian)(dian)(dian)極(ji)(ji)相等(deng)相反的(de)(de)(de)電(dian)(dian)(dian)(dian)流(liu)信號(hao)。同時電(dian)(dian)(dian)(dian)路使(shi)工作(zuo)(zuo)電(dian)(dian)(dian)(dian)極(ji)(ji)與參比電(dian)(dian)(dian)(dian)極(ji)(ji)間保(bao)持(chi)恒定(ding)的(de)(de)(de)電(dian)(dian)(dian)(dian)位(wei)差。測量電(dian)(dian)(dian)(dian)極(ji)(ji)只是一(yi)(yi)個完整的(de)(de)(de)電(dian)(dian)(dian)(dian)化(hua)學(xue)(xue)傳(chuan)(chuan)感(gan)器(qi)所(suo)需(xu)要的(de)(de)(de)第二電(dian)(dian)(dian)(dian)極(ji)(ji),其(qi)主要作(zuo)(zuo)用是允許電(dian)(dian)(dian)(dian)子進入(ru)或(huo)流(liu)出電(dian)(dian)(dian)(dian)解(jie)(jie)液。
氯化氫檢(jian)測儀主要用于(yu)煤礦、冶金、化工、液化氣站等行業檢(jian)測有害氣體濃度及(ji)其他工作環境中(zhong)的(de)有害氣體,對于(yu)危(wei)險氣體的(de)檢(jian)測很是重要。
以上內容由氯化(hua)氫生(sheng)產廠(chang)家(jia)為(wei)您提供,為(wei)了(le)工(gong)作的(de)安全性,言赫(he)提醒(xing)各大廠(chang)家(jia)做好氯化(hua)氫的(de)安全工(gong)作。