電磁流量計常見的故障排除法
日期(qi):2009-05-20 17:10:53 來源: 作者:
電(dian)(dian)(dian)(dian)(dian)磁流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)計(ji)在(zai)(zai)運行(xing)(xing)(xing)中(zhong)產(chan)生的(de)(de)(de)(de)(de)(de)(de)故(gu)(gu)障(zhang)(zhang)(zhang)有(you)(you)兩種:一(yi)(yi)是(shi)(shi)(shi)儀表本身故(gu)(gu)障(zhang)(zhang)(zhang), 即(ji)儀表結(jie)構(gou)件或(huo)(huo)(huo)(huo)元器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)件損(sun)(sun)壞(huai)引(yin)起(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)故(gu)(gu)障(zhang)(zhang)(zhang);二是(shi)(shi)(shi)由(you)外(wai)部(bu)原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)引(yin)起(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)故(gu)(gu)障(zhang)(zhang)(zhang),如(ru)安裝(zhuang)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)妥活(huo)(huo)動(dong)(dong)(dong)(dong)畸變、沉積和(he)結(jie)垢等(deng)。本文就這兩類故(gu)(gu)障(zhang)(zhang)(zhang)進(jin)(jin)行(xing)(xing)(xing)探討(tao)。 三(san)、流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)值(zhi)(zhi)(zhi)與(yu)(yu)實(shi)(shi)(shi)際(ji)(ji)值(zhi)(zhi)(zhi)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)符(fu)(fu) 1.原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)分析 (1)變送器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)是(shi)(shi)(shi)否(fou)(fou)(fou)完(wan)(wan)好(hao);(2)當液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)流(liu)(liu)(liu)(liu)速過(guo)低時(shi)(shi),被測(ce)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)中(zhong)含(han)(han)(han)有(you)(you)微小氣(qi)(qi)泡(pao),氣(qi)(qi)泡(pao)上(shang)升在(zai)(zai)管(guan)(guan)道(dao)(dao)(dao)(dao)上(shang)方(fang)逐漸(jian)會(hui)萃,則液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)暢(chang)通流(liu)(liu)(liu)(liu)暢(chang)面(mian)(mian)積發生變化,氣(qi)(qi)體(ti)(ti)(ti)多(duo)(duo)時(shi)(shi)還會(hui)產(chan)生干(gan)擾(rao)信(xin)號(hao)(hao),影響丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)正(zheng)(zheng)(zheng)(zheng)確(que)(que)度;(3)信(xin)號(hao)(hao)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)泛起(qi)(qi)(qi)(qi)(qi)連接(jie)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)好(hao)現(xian)(xian)象(xiang)或(huo)(huo)(huo)(huo)使(shi)用(yong)過(guo)程(cheng)中(zhong)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)絕(jue)緣(yuan)(yuan)(yuan)機能(neng)下(xia)降引(yin)起(qi)(qi)(qi)(qi)(qi)丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)正(zheng)(zheng)(zheng)(zheng)確(que)(que);(4)轉(zhuan)換(huan)(huan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)參(can)數(shu)設定(ding)(ding)(ding)值(zhi)(zhi)(zhi)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)正(zheng)(zheng)(zheng)(zheng)確(que)(que)。 2.解(jie)決(jue)方(fang)案(an) (1)檢(jian)(jian)查(cha)(cha)(cha)變送器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)是(shi)(shi)(shi)否(fou)(fou)(fou)完(wan)(wan)好(hao)。若(ruo)(ruo)接(jie)線(xian)盒(he)進(jin)(jin)水或(huo)(huo)(huo)(huo)被侵(qin)蝕性(xing)被測(ce)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)侵(qin)蝕, 可(ke)(ke)(ke)(ke)(ke)導致電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)機能(neng)下(xia)降或(huo)(huo)(huo)(huo)損(sun)(sun)壞(huai)。此(ci)(ci)(ci)時(shi)(shi)應(ying)(ying)更(geng)換(huan)(huan)電(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)。 (2)保(bao)證管(guan)(guan)道(dao)(dao)(dao)(dao)內(nei)被測(ce)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)流(liu)(liu)(liu)(liu)速在(zai)(zai)zui低流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)界限值(zhi)(zhi)(zhi)之上(shang),以使(shi)變送器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)能(neng)夠正(zheng)(zheng)(zheng)(zheng)常(chang)工(gong)(gong)(gong)作(zuo)。 (3)檢(jian)(jian)查(cha)(cha)(cha)信(xin)號(hao)(hao)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)連接(jie)和(he)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)絕(jue)緣(yuan)(yuan)(yuan)機能(neng)是(shi)(shi)(shi)否(fou)(fou)(fou)完(wan)(wan)好(hao),若(ruo)(ruo)泛起(qi)(qi)(qi)(qi)(qi)信(xin)號(hao)(hao)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)松動(dong)(dong)(dong)(dong)現(xian)(xian)象(xiang),將(jiang)其重新(xin)(xin)(xin)(xin)(xin)(xin)連接(jie)即(ji)可(ke)(ke)(ke)(ke)(ke);若(ruo)(ruo)檢(jian)(jian)查(cha)(cha)(cha)到(dao)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)絕(jue)緣(yuan)(yuan)(yuan)性(xing)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)符(fu)(fu)合(he)(he)(he)絕(jue)緣(yuan)(yuan)(yuan)要(yao)(yao)(yao)(yao)求(qiu)(qiu),則需(xu)(xu)要(yao)(yao)(yao)(yao)換(huan)(huan)新(xin)(xin)(xin)(xin)(xin)(xin)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)。 (4)重新(xin)(xin)(xin)(xin)(xin)(xin)對轉(zhuan)換(huan)(huan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)設定(ding)(ding)(ding)值(zhi)(zhi)(zhi)進(jin)(jin)行(xing)(xing)(xing)設定(ding)(ding)(ding),并對轉(zhuan)換(huan)(huan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)零(ling)(ling)(ling)點(dian)、滿(man)度值(zhi)(zhi)(zhi)進(jin)(jin)行(xing)(xing)(xing)校(xiao)驗。 四、輸(shu)(shu)出(chu)(chu)信(xin)號(hao)(hao)超滿(man)度量(liang)(liang)(liang)(liang)程(cheng) 1.原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)分析 引(yin)起(qi)(qi)(qi)(qi)(qi)此(ci)(ci)(ci)類故(gu)(gu)障(zhang)(zhang)(zhang)的(de)(de)(de)(de)(de)(de)(de)原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)大(da)(da)致有(you)(you):(1)信(xin)號(hao)(hao)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)接(jie)線(xian)泛起(qi)(qi)(qi)(qi)(qi)錯(cuo)誤或(huo)(huo)(huo)(huo)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)連接(jie)斷開;(2)轉(zhuan)換(huan)(huan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)參(can)數(shu)設定(ding)(ding)(ding)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)準確(que)(que);(3)轉(zhuan)換(huan)(huan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)與(yu)(yu)傳(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)型號(hao)(hao)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)配套。 2.解(jie)決(jue)方(fang)案(an) (1)檢(jian)(jian)查(cha)(cha)(cha)信(xin)號(hao)(hao)回路(lu)連接(jie)正(zheng)(zheng)(zheng)(zheng)常(chang)與(yu)(yu)否(fou)(fou)(fou),若(ruo)(ruo)信(xin)號(hao)(hao)回路(lu)斷開,輸(shu)(shu)出(chu)(chu)信(xin)號(hao)(hao)將(jiang)超滿(man)度值(zhi)(zhi)(zhi), 此(ci)(ci)(ci)時(shi)(shi)需(xu)(xu)重新(xin)(xin)(xin)(xin)(xin)(xin)準確(que)(que)連接(jie)信(xin)號(hao)(hao)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)。同時(shi)(shi),需(xu)(xu)檢(jian)(jian)查(cha)(cha)(cha)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)(de)(de)(de)(de)(de)絕(jue)緣(yuan)(yuan)(yuan)機能(neng)是(shi)(shi)(shi)否(fou)(fou)(fou)完(wan)(wan)好(hao),若(ruo)(ruo)已經不(bu)(bu)(bu)(bu)(bu)(bu)(bu)符(fu)(fu)合(he)(he)(he)要(yao)(yao)(yao)(yao)求(qiu)(qiu),則需(xu)(xu)更(geng)換(huan)(huan)新(xin)(xin)(xin)(xin)(xin)(xin)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)。 (2)具(ju)體(ti)(ti)(ti)檢(jian)(jian)查(cha)(cha)(cha)轉(zhuan)換(huan)(huan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)各(ge)參(can)數(shu)設定(ding)(ding)(ding)和(he)零(ling)(ling)(ling)點(dian)、滿(man)度是(shi)(shi)(shi)否(fou)(fou)(fou)符(fu)(fu)合(he)(he)(he)要(yao)(yao)(yao)(yao)求(qiu)(qiu)。 (3)檢(jian)(jian)查(cha)(cha)(cha)到(dao)轉(zhuan)換(huan)(huan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)與(yu)(yu)傳(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)型號(hao)(hao)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)配套,則需(xu)(xu)要(yao)(yao)(yao)(yao)與(yu)(yu)廠方(fang)聯(lian)系調換(huan)(huan)。 五(wu)、零(ling)(ling)(ling)點(dian)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)穩(wen) 1.原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)分析 (1)管(guan)(guan)道(dao)(dao)(dao)(dao)未(wei)布滿(man)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)或(huo)(huo)(huo)(huo)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)中(zhong)含(han)(han)(han)有(you)(you)氣(qi)(qi)泡(pao)。 (2)主觀上(shang)以為(wei)(wei)管(guan)(guan)泵(beng)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)無活(huo)(huo)動(dong)(dong)(dong)(dong)而實(shi)(shi)(shi)際(ji)(ji)上(shang)存在(zai)(zai)微小活(huo)(huo)動(dong)(dong)(dong)(dong)。 (3)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)方(fang)面(mian)(mian)(如(ru)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)電(dian)(dian)(dian)(dian)(dian)導率平均性(xing)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)好(hao)、電(dian)(dian)(dian)(dian)(dian)極污(wu)染(ran)等(deng))的(de)(de)(de)(de)(de)(de)(de)原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)。 (4)信(xin)號(hao)(hao)回路(lu)絕(jue)緣(yuan)(yuan)(yuan)下(xia)降。 2.解(jie)決(jue)方(fang)案(an) (1)管(guan)(guan)道(dao)(dao)(dao)(dao)未(wei)布滿(man)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)或(huo)(huo)(huo)(huo)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)中(zhong)含(han)(han)(han)有(you)(you)氣(qi)(qi)泡(pao)皆(jie)為(wei)(wei)工(gong)(gong)(gong)藝(yi)原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin),此(ci)(ci)(ci)時(shi)(shi)應(ying)(ying)哀求(qiu)(qiu)工(gong)(gong)(gong)藝(yi)職(zhi)(zhi)員(yuan)確(que)(que)認,工(gong)(gong)(gong)藝(yi)正(zheng)(zheng)(zheng)(zheng)常(chang)后,輸(shu)(shu)出(chu)(chu)值(zhi)(zhi)(zhi)可(ke)(ke)(ke)(ke)(ke)恢復正(zheng)(zheng)(zheng)(zheng)常(chang)。 (2)管(guan)(guan)道(dao)(dao)(dao)(dao)內(nei)有(you)(you)微量(liang)(liang)(liang)(liang)活(huo)(huo)動(dong)(dong)(dong)(dong),這不(bu)(bu)(bu)(bu)(bu)(bu)(bu)是(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)磁流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)計(ji)故(gu)(gu)障(zhang)(zhang)(zhang)。 (3)若(ruo)(ruo)雜質沉積丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)管(guan)(guan)內(nei)壁或(huo)(huo)(huo)(huo)在(zai)(zai)丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)管(guan)(guan)內(nei)壁結(jie)垢,或(huo)(huo)(huo)(huo)電(dian)(dian)(dian)(dian)(dian)極被污(wu)染(ran),均有(you)(you)可(ke)(ke)(ke)(ke)(ke)能(neng)泛起(qi)(qi)(qi)(qi)(qi)零(ling)(ling)(ling)點(dian)變動(dong)(dong)(dong)(dong),此(ci)(ci)(ci)時(shi)(shi)必需(xu)(xu)清洗(xi);若(ruo)(ruo)零(ling)(ling)(ling)點(dian)變動(dong)(dong)(dong)(dong)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)大(da)(da),也可(ke)(ke)(ke)(ke)(ke)嘗試(shi)重新(xin)(xin)(xin)(xin)(xin)(xin)調零(ling)(ling)(ling)。 (4)因(yin)(yin)(yin)(yin)為(wei)(wei)受環境(jing)(jing)前提的(de)(de)(de)(de)(de)(de)(de)影響,灰塵、油污(wu)等(deng)可(ke)(ke)(ke)(ke)(ke)能(neng)進(jin)(jin)入(ru)表殼體(ti)(ti)(ti)內(nei),因(yin)(yin)(yin)(yin)此(ci)(ci)(ci),需(xu)(xu)要(yao)(yao)(yao)(yao)檢(jian)(jian)查(cha)(cha)(cha)電(dian)(dian)(dian)(dian)(dian)極部(bu)位(wei)(wei)絕(jue)緣(yuan)(yuan)(yuan)是(shi)(shi)(shi)否(fou)(fou)(fou)下(xia)降或(huo)(huo)(huo)(huo)破(po)壞(huai),若(ruo)(ruo)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)符(fu)(fu)合(he)(he)(he)絕(jue)緣(yuan)(yuan)(yuan)要(yao)(yao)(yao)(yao)求(qiu)(qiu),則必需(xu)(xu)進(jin)(jin)行(xing)(xing)(xing)清理(li) 一(yi)(yi)、儀表無流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)信(xin)號(hao)(hao)輸(shu)(shu)出(chu)(chu) 1.原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)分析 這類故(gu)(gu)障(zhang)(zhang)(zhang)在(zai)(zai)使(shi)用(yong)過(guo)程(cheng)中(zhong)較為(wei)(wei)常(chang)見,原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)一(yi)(yi)般有(you)(you):(1)儀表供電(dian)(dian)(dian)(dian)(dian)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)正(zheng)(zheng)(zheng)(zheng)常(chang);(2)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)連接(jie)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)正(zheng)(zheng)(zheng)(zheng)常(chang);(3)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)活(huo)(huo)動(dong)(dong)(dong)(dong)狀況不(bu)(bu)(bu)(bu)(bu)(bu)(bu)符(fu)(fu)合(he)(he)(he)安裝(zhuang)要(yao)(yao)(yao)(yao)求(qiu)(qiu);(4)傳(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)零(ling)(ling)(ling)部(bu)件損(sun)(sun)壞(huai)或(huo)(huo)(huo)(huo)丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)內(nei)壁有(you)(you)附著(zhu)層(ceng);(5)轉(zhuan)換(huan)(huan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)元器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)件損(sun)(sun)壞(huai)。 2.解(jie)決(jue)方(fang)案(an) (1)確(que)(que)認已接(jie)入(ru)電(dian)(dian)(dian)(dian)(dian)源(yuan),檢(jian)(jian)查(cha)(cha)(cha)電(dian)(dian)(dian)(dian)(dian)源(yuan)線(xian)路(lu)板(ban)輸(shu)(shu)出(chu)(chu)各(ge)路(lu)電(dian)(dian)(dian)(dian)(dian)壓(ya)是(shi)(shi)(shi)否(fou)(fou)(fou)正(zheng)(zheng)(zheng)(zheng)常(chang),或(huo)(huo)(huo)(huo)嘗試(shi)置(zhi)換(huan)(huan)整個電(dian)(dian)(dian)(dian)(dian)源(yuan)線(xian)路(lu)板(ban),判(pan)別其好(hao)壞(huai)。 (2)檢(jian)(jian)查(cha)(cha)(cha)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)是(shi)(shi)(shi)否(fou)(fou)(fou)完(wan)(wan)好(hao),連接(jie)是(shi)(shi)(shi)否(fou)(fou)(fou)準確(que)(que)。 (3)檢(jian)(jian)查(cha)(cha)(cha)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)活(huo)(huo)動(dong)(dong)(dong)(dong)方(fang)向(xiang)和(he)管(guan)(guan)內(nei)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)是(shi)(shi)(shi)否(fou)(fou)(fou)布滿(man)。對于能(neng)正(zheng)(zheng)(zheng)(zheng)反向(xiang)丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)磁流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)計(ji), 若(ruo)(ruo)方(fang)向(xiang)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)一(yi)(yi)致雖可(ke)(ke)(ke)(ke)(ke)丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang),但(dan)設定(ding)(ding)(ding)的(de)(de)(de)(de)(de)(de)(de)顯(xian)示流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)正(zheng)(zheng)(zheng)(zheng)反方(fang)向(xiang)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)符(fu)(fu),必需(xu)(xu)改正(zheng)(zheng)(zheng)(zheng)。若(ruo)(ruo)拆(chai)傳(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)工(gong)(gong)(gong)作(zuo)量(liang)(liang)(liang)(liang)大(da)(da),也可(ke)(ke)(ke)(ke)(ke)改變傳(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)上(shang)的(de)(de)(de)(de)(de)(de)(de)箭頭(tou)方(fang)向(xiang)和(he)重新(xin)(xin)(xin)(xin)(xin)(xin)設定(ding)(ding)(ding)顯(xian)示儀表符(fu)(fu)號(hao)(hao)。管(guan)(guan)道(dao)(dao)(dao)(dao)未(wei)流(liu)(liu)(liu)(liu)滿(man)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)主要(yao)(yao)(yao)(yao)是(shi)(shi)(shi)傳(chuan)感(gan)(gan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)安裝(zhuang)位(wei)(wei)置(zhi)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)妥引(yin)起(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de),應(ying)(ying)在(zai)(zai)安裝(zhuang)時(shi)(shi)采取(qu)措施,避免造(zao)成(cheng)(cheng)管(guan)(guan)道(dao)(dao)(dao)(dao)內(nei)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)不(bu)(bu)(bu)(bu)(bu)(bu)(bu)滿(man)管(guan)(guan)。 (4)檢(jian)(jian)查(cha)(cha)(cha)變送器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)內(nei)壁電(dian)(dian)(dian)(dian)(dian)極是(shi)(shi)(shi)否(fou)(fou)(fou)籠(long)蓋有(you)(you)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)結(jie)疤層(ceng),對于輕易結(jie)疤的(de)(de)(de)(de)(de)(de)(de)丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti),要(yao)(yao)(yao)(yao)按期進(jin)(jin)行(xing)(xing)(xing)清理(li)。 (5)若(ruo)(ruo)判(pan)定(ding)(ding)(ding)為(wei)(wei)是(shi)(shi)(shi)轉(zhuan)換(huan)(huan)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)元器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)件損(sun)(sun)壞(huai)引(yin)起(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)故(gu)(gu)障(zhang)(zhang)(zhang),更(geng)換(huan)(huan)損(sun)(sun)壞(huai)的(de)(de)(de)(de)(de)(de)(de)元器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)件即(ji)可(ke)(ke)(ke)(ke)(ke)。 二、輸(shu)(shu)出(chu)(chu)值(zhi)(zhi)(zhi)波動(dong)(dong)(dong)(dong) 1.原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)分析 造(zao)成(cheng)(cheng)此(ci)(ci)(ci)類故(gu)(gu)障(zhang)(zhang)(zhang)大(da)(da)多(duo)(duo)是(shi)(shi)(shi)由(you)丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)介質或(huo)(huo)(huo)(huo)外(wai)界環境(jing)(jing)的(de)(de)(de)(de)(de)(de)(de)影響造(zao)成(cheng)(cheng)的(de)(de)(de)(de)(de)(de)(de),在(zai)(zai)外(wai)界干(gan)擾(rao)排(pai)除后故(gu)(gu)障(zhang)(zhang)(zhang)可(ke)(ke)(ke)(ke)(ke)自(zi)(zi)行(xing)(xing)(xing)消(xiao)除。為(wei)(wei)保(bao)證丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)正(zheng)(zheng)(zheng)(zheng)確(que)(que)性(xing),此(ci)(ci)(ci)類故(gu)(gu)障(zhang)(zhang)(zhang)也不(bu)(bu)(bu)(bu)(bu)(bu)(bu)可(ke)(ke)(ke)(ke)(ke)忽視。在(zai)(zai)有(you)(you)些出(chu)(chu)產(chan)環境(jing)(jing)中(zhong),因(yin)(yin)(yin)(yin)為(wei)(wei)丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)管(guan)(guan)道(dao)(dao)(dao)(dao)或(huo)(huo)(huo)(huo)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)(de)(de)震驚(jing)大(da)(da), 會(hui)造(zao)成(cheng)(cheng)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)計(ji)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)松動(dong)(dong)(dong)(dong),也可(ke)(ke)(ke)(ke)(ke)引(yin)起(qi)(qi)(qi)(qi)(qi)輸(shu)(shu)出(chu)(chu)值(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)波動(dong)(dong)(dong)(dong)。 2.解(jie)決(jue)方(fang)案(an) (1)確(que)(que)認是(shi)(shi)(shi)否(fou)(fou)(fou)為(wei)(wei)工(gong)(gong)(gong)藝(yi)操縱原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin),流(liu)(liu)(liu)(liu)體(ti)(ti)(ti)確(que)(que)實(shi)(shi)(shi)發生脈動(dong)(dong)(dong)(dong),此(ci)(ci)(ci)時(shi)(shi)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)計(ji)僅如(ru)實(shi)(shi)(shi)反映活(huo)(huo)動(dong)(dong)(dong)(dong)狀況,脈動(dong)(dong)(dong)(dong)結(jie)束后故(gu)(gu)障(zhang)(zhang)(zhang)可(ke)(ke)(ke)(ke)(ke)自(zi)(zi)行(xing)(xing)(xing)消(xiao)除。 (2)外(wai)界雜散電(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)等(deng)產(chan)生的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)磁干(gan)擾(rao)。檢(jian)(jian)查(cha)(cha)(cha)儀表運行(xing)(xing)(xing)環境(jing)(jing)是(shi)(shi)(shi)否(fou)(fou)(fou)有(you)(you)大(da)(da)型電(dian)(dian)(dian)(dian)(dian)器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)或(huo)(huo)(huo)(huo)電(dian)(dian)(dian)(dian)(dian)焊機在(zai)(zai)工(gong)(gong)(gong)作(zuo),要(yao)(yao)(yao)(yao)確(que)(que)認儀表接(jie)地(di)和(he)運行(xing)(xing)(xing)環境(jing)(jing)良好(hao)。 (3)管(guan)(guan)道(dao)(dao)(dao)(dao)未(wei)布滿(man)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)或(huo)(huo)(huo)(huo)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)中(zhong)含(han)(han)(han)有(you)(you)氣(qi)(qi)泡(pao)時(shi)(shi),兩者皆(jie)為(wei)(wei)工(gong)(gong)(gong)藝(yi)原(yuan)(yuan)(yuan)因(yin)(yin)(yin)(yin)引(yin)起(qi)(qi)(qi)(qi)(qi)的(de)(de)(de)(de)(de)(de)(de)。此(ci)(ci)(ci)時(shi)(shi)可(ke)(ke)(ke)(ke)(ke)哀求(qiu)(qiu)工(gong)(gong)(gong)藝(yi)職(zhi)(zhi)員(yuan)確(que)(que)認,待液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)滿(man)管(guan)(guan)或(huo)(huo)(huo)(huo)氣(qi)(qi)泡(pao)平復后,輸(shu)(shu)出(chu)(chu)值(zhi)(zhi)(zhi)可(ke)(ke)(ke)(ke)(ke)恢復正(zheng)(zheng)(zheng)(zheng)常(chang)。 (4)變送器(qi)(qi)(qi)(qi)(qi)(qi)(qi)(qi)電(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)為(wei)(wei)插(cha)件結(jie)構(gou),因(yin)(yin)(yin)(yin)為(wei)(wei)現(xian)(xian)場丈(zhang)(zhang)(zhang)(zhang)(zhang)(zhang)量(liang)(liang)(liang)(liang)管(guan)(guan)道(dao)(dao)(dao)(dao)或(huo)(huo)(huo)(huo)液(ye)(ye)(ye)(ye)(ye)(ye)(ye)(ye)體(ti)(ti)(ti)震驚(jing)大(da)(da),常(chang)會(hui)造(zao)成(cheng)(cheng)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)計(ji)的(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)源(yuan)板(ban)松動(dong)(dong)(dong)(dong)。如(ru)松動(dong)(dong)(dong)(dong),可(ke)(ke)(ke)(ke)(ke)將(jiang)流(liu)(liu)(liu)(liu)量(liang)(liang)(liang)(liang)計(ji)拆(chai)卸開,重新(xin)(xin)(xin)(xin)(xin)(xin)固定(ding)(ding)(ding)好(hao)電(dian)(dian)(dian)(dian)(dian)路(lu)板(ban)。
- B49H型平板鍋爐水位計【2016-10-20】
- 浮子式液位計在儲罐計量中的應用與維修【2018-06-18】
- 淮安三暢獲2013年江蘇省誠信企業榮譽稱號【2013-05-15】
- 華龍一號核電廠內置換料水箱鋼襯里焊縫泄漏【2018-04-07】
- 全球頂裝磁性浮子液位計市場趨勢估計到2027【2019-06-27】
- 如何保持磁翻柱液位計干燥測量的3種方法【2018-06-09】
- 超聲波液位計泄漏檢測問題及解決方案【2018-03-20】
- 關注高端解決禍端是磁翻板液位計工業的當務【2013-03-31】
- 頂裝液位計裝置施工中自控專業的問題分析【2018-09-21】
- 采油磁性浮子液位計廢氣回收治理工藝技術研【2018-09-24】
- 關于分體式超聲波液位計的注意事項及優勢解【2018-02-16】
- 磁性液位計故障的5個標志及請專業人員更換【2018-06-03】
- 磁翻板液位計的配件以及配套產品哪里有賣【2015-05-13】
- 堅固的材料,使得磁翻板液位計可以在極端工藝【2018-03-09】
- 玻璃板液位計【2021-11-23】
- 磁翻板液位計與差壓液位計雙重監控分離器液【2021-03-14】
- 關于磁翻板液位計應用大型乙烯裝置冷區現場【2021-03-10】
- 磁翻板液位計在海水脫硫液位測量中選擇什么【2021-03-08】
- 如何解決磁翻板液位計水浸問題及預防故障的【2021-03-04】
- 磁翻板液位計在天然氣精煉過程中的安全作用【2021-03-04】
- 淺析磁翻板液位計聚堵的原因分析及應對措施【2018-08-19】
- 某電廠廢水處理系統改造前后及應用【2016-11-16】
- 現場液位報警需求衍生磁浮子液位計報警裝置【2019-11-23】
- UQC-T34磁翻板液位計【2014-08-05】
- 磁性液位計對于遠傳接線的要求是什么【2014-01-05】
- 全球磁性液位計市場將見證2020年的巨大增長【2019-06-11】
- 再次詳解磁性液位計選購以及常見問題解決方【2014-07-22】