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氯化氫檢測儀的工作電極介紹
氯(lv)化氫氣體是一種(zhong)有危害性的氣體,所以(yi)在要在儲(chu)存(cun)的地(di)點安裝檢測(ce)儀(yi)器。那下面(mian)小編就為(wei)您介(jie)紹一下有關氯(lv)化氫檢測(ce)儀(yi)的知識(shi),這(zhe)有利于您對檢測(ce)儀(yi)原(yuan)理的認識(shi)。
氯(lv)化(hua)氫(qing)檢測(ce)儀采(cai)用進(jin)口原裝安培型電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)化(hua)學傳感器,通常由浸沒在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)液(ye)中的(de)(de)(de)(de)三個(ge)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)構成(cheng)(cheng)。工(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)是用具有(you)催化(hua)活性(xing)的(de)(de)(de)(de)金屬,將其涂覆在(zai)透氣但憎水的(de)(de)(de)(de)膜上做成(cheng)(cheng)。被測(ce)量氣體經擴(kuo)散(san)透過(guo)多孔的(de)(de)(de)(de)膜,在(zai)其上進(jin)行電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)化(hua)學氧化(hua)或(huo)還原反應,其反應的(de)(de)(de)(de)性(xing)質依(yi)工(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)的(de)(de)(de)(de)熱力學電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)位和分(fen)析氣體的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)化(hua)學性(xing)質而(er)定。氯(lv)化(hua)氫(qing)檢測(ce)儀電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)化(hua)學反應中參(can)(can)加反應的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子流(liu)入或(huo)流(liu)出工(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)。氯(lv)化(hua)氫(qing)檢測(ce)儀工(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)的(de)(de)(de)(de)工(gong)作(zuo)(zuo)信(xin)號(hao)經運放U2放大成(cheng)(cheng)為(wei)儀器的(de)(de)(de)(de)輸出信(xin)號(hao)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路同時保(bao)持工(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓使之(zhi)處于(yu)其偏壓VBIAS之(zhi)值。基準(zhun)(zhun)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)則為(wei)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)液(ye)中的(de)(de)(de)(de)工(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)提供一個(ge)穩定的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)位。基準(zhun)(zhun)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)位與(yu)VBIAS比較后,在(zai)運放U1輸出電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓信(xin)號(hao),其大小正好是產生一個(ge)與(yu)工(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)相等相反的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)信(xin)號(hao)。同時電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)路使工(gong)作(zuo)(zuo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)與(yu)參(can)(can)比電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)間保(bao)持恒定的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)位差(cha)。測(ce)量電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji)只(zhi)是一個(ge)完整的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)化(hua)學傳感器所需要(yao)的(de)(de)(de)(de)第二電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)極(ji)(ji)(ji),其主要(yao)作(zuo)(zuo)用是允(yun)許(xu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)子進(jin)入或(huo)流(liu)出電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)解(jie)液(ye)。
氯化氫(qing)檢測儀主要(yao)(yao)用于(yu)煤礦、冶金、化工、液化氣(qi)站等行業(ye)檢測有害氣(qi)體濃度及其他工作環境中的有害氣(qi)體,對于(yu)危險(xian)氣(qi)體的檢測很(hen)是重要(yao)(yao)。
以上內容由氯(lv)化氫生(sheng)產廠(chang)家為您(nin)提供(gong),為了工作的安全性,言赫(he)提醒各(ge)大廠(chang)家做好氯(lv)化氫的安全工作。