電(dian)磁流(liu)(liu)量(liang)計的(de)(de)(de)是(shi)由(you)什么組成(cheng)的(de)(de)(de)？電(dian)磁流(liu)(liu)量(liang)計是(shi)由(you)殼體(ti)、襯(chen)里、勵(li)磁線圈、轉換(huan)器、接(jie)地螺(luo)釘、電(dian)極以及(ji)測(ce)量(liang)導(dao)管(guan)共同(tong)構成(cheng)的(de)(de)(de)。1.殼體(ti):應(ying)用鐵磁材料制(zhi)成(cheng)，是(shi)分配制(zhi)度(du)勵(li)磁線圈的(de)(de)(de)外(wai)罩，并隔(ge)離外(wai)磁場的(de)(de)(de)干(gan)擾。2.襯(chen)里:采用絕緣材料，增(zeng)加測(ce)量(liang)導(dao)管(guan)的(de)(de)(de)耐腐蝕性(xing)，防止感應(ying)電(dian)勢被金(jin)屬測(ce)量(liang)導(dao)管(guan)管(guan)壁短(duan)路(lu)。3.勵(li)磁線圈:產生(sheng)均勻(yun)的(de)(de)(de)直(zhi)流(liu)(liu)或交流(liu)(liu)磁場。4.轉換(huan)器:將感應(ying)電(dian)勢信號(hao)放(fang)大(da)并轉換(huan)成(cheng)統一的(de)(de)(de)標準信號(hao)并抑制(zhi)主(zhu)要的(de)(de)(de)干(gan)擾信號(hao)。5.接(jie)地螺(luo)釘:防止操(cao)作人員被電(dian)擊。6.電(dian)極:引出(chu)和被測(ce)量(liang)成(cheng)正比的(de)(de)(de)感應(ying)電(dian)勢信號(hao)。7.測(ce)量(liang)導(dao)管(guan):讓(rang)被測(ce)導(dao)電(dian)性(xing)液體(ti)通(tong)過，為了使磁力(li)線通(tong)過測(ce)量(liang)導(dao)管(guan)時磁通(tong)量(liang)被分流(liu)(liu)或短(duan)路(lu)。非滿(man)管(guan)電(dian)磁流(liu)(liu)量(liang)計認準成(cheng)都(dou)聲(sheng)立德克技術有限公(gong)司。南京不(bu)銹鋼電(dian)磁流(liu)(liu)量(liang)計說明(ming)書

電磁流(liu)量(liang)(liang)計故(gu)(gu)障(zhang)案例原因(yin)(yin)及解決(jue)方案。原因(yin)(yin)：流(liu)量(liang)(liang)計襯(chen)里變(bian)(bian)形(xing)導(dao)致測量(liang)(liang)波動 流(liu)量(liang)(liang)計的(de)(de)(de)(de)襯(chen)里一(yi)(yi)般都采(cai)用(yong)氟(fu)(fu)塑(su)料(liao)(liao)，這(zhe)樣流(liu)量(liang)(liang)計的(de)(de)(de)(de)襯(chen)里非常容(rong)易發(fa)生(sheng)(sheng)變(bian)(bian)形(xing)，出現(xian)(xian)計量(liang)(liang)故(gu)(gu)障(zhang)的(de)(de)(de)(de)現(xian)(xian)象(xiang)。襯(chen)里發(fa)生(sheng)(sheng)變(bian)(bian)形(xing)的(de)(de)(de)(de)主要原因(yin)(yin)有(you)兩種：一(yi)(yi)氟(fu)(fu)塑(su)料(liao)(liao)襯(chen)里發(fa)生(sheng)(sheng)熱(re)(re)擴散現(xian)(xian)象(xiang)，通(tong)常襯(chen)里材(cai)(cai)料(liao)(liao)、厚(hou)度(du)(du)、內外(wai)的(de)(de)(de)(de)溫(wen)差以(yi)(yi)(yi)及流(liu)體的(de)(de)(de)(de)類型(xing)、管道(dao)壓(ya)力等諸多因(yin)(yin)素決(jue)定了滲透的(de)(de)(de)(de)程度(du)(du)；二(er)是取(qu)決(jue)于氟(fu)(fu)塑(su)料(liao)(liao)襯(chen)里材(cai)(cai)料(liao)(liao)的(de)(de)(de)(de)本身的(de)(de)(de)(de)工(gong)藝(yi)結(jie)構，一(yi)(yi)般采(cai)用(yong)聚(ju)四(si)氟(fu)(fu)乙烯作為氟(fu)(fu)塑(su)料(liao)(liao)襯(chen)里材(cai)(cai)料(liao)(liao)，聚(ju)四(si)氟(fu)(fu)乙烯材(cai)(cai)料(liao)(liao)無粘結(jie)力只靠壓(ya)貼與管壁結(jie)合，所(suo)以(yi)(yi)(yi)負壓(ya)管道(dao)不(bu)采(cai)用(yong)此種材(cai)(cai)質。辦法(fa)：為了防止襯(chen)里變(bian)(bian)形(xing)，一(yi)(yi)般采(cai)取(qu)以(yi)(yi)(yi)下措施：增加法(fa)蘭和線圈盒之間的(de)(de)(de)(de)隔熱(re)(re)厚(hou)度(du)(du)，降低流(liu)體溫(wen)差減小熱(re)(re)擴散，使襯(chen)里內外(wai)溫(wen)差大程度(du)(du)上得到改善，這(zhe)樣就可以(yi)(yi)(yi)降低滲透率減緩測量(liang)(liang)管壁內熱(re)(re)量(liang)(liang)的(de)(de)(de)(de)凝(ning)聚(ju)；此外(wai)，將聚(ju)四(si)氟(fu)(fu)乙烯襯(chen)里厚(hou)度(du)(du)加厚(hou)或者更換另(ling)外(wai)形(xing)式的(de)(de)(de)(de)襯(chen)里。四(si)川不(bu)銹鋼電磁流(liu)量(liang)(liang)計多少錢智能電磁流(liu)量(liang)(liang)計哪家好(hao)？認準成都聲(sheng)立德(de)克技術(shu)有(you)限公司。

電(dian)(dian)磁流量計檢查(cha)激(ji)磁線(xian)(xian)(xian)圈(quan)電(dian)(dian)阻(zu)(zu)值是(shi)否(fou)(fou)正常，線(xian)(xian)(xian)圈(quan)是(shi)否(fou)(fou)開路(lu)、匝間是(shi)否(fou)(fou)短(duan)路(lu)，端子或(huo)(huo)線(xian)(xian)(xian)圈(quan)的(de)(de)(de)(de)絕(jue)緣電(dian)(dian)阻(zu)(zu)是(shi)否(fou)(fou)下(xia)降(jiang)的(de)(de)(de)(de)方法？用萬(wan)用表測量激(ji)磁線(xian)(xian)(xian)圈(quan)EX1、EX2 端子間的(de)(de)(de)(de)電(dian)(dian)阻(zu)(zu)值，但要斷開與之相連的(de)(de)(de)(de)電(dian)(dian)纜線(xian)(xian)(xian)，電(dian)(dian)阻(zu)(zu)值通常在(zai)80-150Ω左右，各產品略有(you)差(cha)異。對匝間短(duan)路(lu)判(pan)斷就較困難，只能(neng)與原來(lai)的(de)(de)(de)(de)記錄值比較來(lai)判(pan)斷。由于傳(chuan)(chuan)感器安裝現場(chang)環境的(de)(de)(de)(de)原因，激(ji)磁線(xian)(xian)(xian)圈(quan)回路(lu)絕(jue)緣電(dian)(dian)阻(zu)(zu)下(xia)降(jiang)是(shi)常出現的(de)(de)(de)(de)故障，其絕(jue)緣電(dian)(dian)阻(zu)(zu)小于100MQ 時，應檢查(cha)傳(chuan)(chuan)感器的(de)(de)(de)(de)電(dian)(dian)纜密封圈(quan)、端子盒(he)的(de)(de)(de)(de)密封墊片是(shi)否(fou)(fou)受損，傳(chuan)(chuan)感器是(shi)否(fou)(fou)浸(jin)入(ru)水或(huo)(huo)潮(chao)氣可(ke)用電(dian)(dian)吹風(feng)的(de)(de)(de)(de)熱風(feng)進行烘干，能(neng)拆(chai)卸的(de)(de)(de)(de)激(ji)磁線(xian)(xian)(xian)圈(quan)受潮(chao)時可(ke)整體放入(ru)電(dian)(dian)烘箱烘干。重視引線(xian)(xian)(xian)口密封是(shi)克(ke)服受潮(chao)的(de)(de)(de)(de)重要措施。

電(dian)(dian)磁(ci)(ci)(ci)流(liu)(liu)(liu)(liu)(liu)量(liang)計(ji)顯示(shi)(shi)(shi)波(bo)(bo)動(dong)應(ying)如何檢(jian)查(cha)如何處(chu)理？①克服電(dian)(dian)磁(ci)(ci)(ci)干(gan)擾(rao)有效(xiao)的(de)(de)措施就是良(liang)好(hao)(hao)的(de)(de)接(jie)(jie)(jie)地，傳感(gan)器(qi)(qi)的(de)(de)接(jie)(jie)(jie)地電(dian)(dian)阻(zu)要(yao)小(xiao)于100Ω。有時雖然有良(liang)好(hao)(hao)的(de)(de)接(jie)(jie)(jie)地，但由(you)于管道的(de)(de)雜散電(dian)(dian)流(liu)(liu)(liu)(liu)(liu)干(gan)擾(rao)，也(ye)會影響流(liu)(liu)(liu)(liu)(liu)量(liang)計(ji)的(de)(de)正常顯示(shi)(shi)(shi)，可(ke)在原接(jie)(jie)(jie)地外側數米處(chu)再增加新的(de)(de)接(jie)(jie)(jie)地點(dian)。靜電(dian)(dian)或(huo)電(dian)(dian)磁(ci)(ci)(ci)波(bo)(bo)也(ye)會對電(dian)(dian)磁(ci)(ci)(ci)流(liu)(liu)(liu)(liu)(liu)量(liang)計(ji)造(zao)成干(gan)擾(rao)，因此(ci)，信號線(xian)一(yi)定要(yao)用廠家配套(tao)的(de)(de)電(dian)(dian)纜，并做好(hao)(hao)接(jie)(jie)(jie)地，盡(jin)量(liang)縮(suo)短傳感(gan)器(qi)(qi)與轉(zhuan)換(huan)(huan)器(qi)(qi)的(de)(de)距離，仍然解決不了(le)電(dian)(dian)磁(ci)(ci)(ci)流(liu)(liu)(liu)(liu)(liu)量(liang)計(ji)的(de)(de)波(bo)(bo)動(dong)故障時，只能(neng)(neng)將分體式電(dian)(dian)磁(ci)(ci)(ci)流(liu)(liu)(liu)(liu)(liu)量(liang)計(ji)更換(huan)(huan)為(wei)一(yi)體式電(dian)(dian)磁(ci)(ci)(ci)流(liu)(liu)(liu)(liu)(liu)量(liang)計(ji)。②電(dian)(dian)磁(ci)(ci)(ci)流(liu)(liu)(liu)(liu)(liu)量(liang)計(ji)顯示(shi)(shi)(shi)一(yi)會正常一(yi)會波(bo)(bo)動(dong)，大多是電(dian)(dian)氣線(xian)路接(jie)(jie)(jie)觸不良(liang)引起的(de)(de)。應(ying)檢(jian)查(cha)轉(zhuan)換(huan)(huan)器(qi)(qi)的(de)(de)接(jie)(jie)(jie)線(xian)及接(jie)(jie)(jie)線(xian)端子，可(ke)撥動(dong)接(jie)(jie)(jie)線(xian)、搖動(dong)電(dian)(dian)纜、用螺絲刀敲(qiao)打轉(zhuan)換(huan)(huan)器(qi)(qi)外殼(ke)，觀察顯示(shi)(shi)(shi)有沒有變(bian)化。③進行(xing)了(le)第②步檢(jian)查(cha)，沒有發(fa)現(xian)問題，可(ke)到(dao)現(xian)場(chang)檢(jian)查(cha)傳感(gan)器(qi)(qi)，檢(jian)查(cha)線(xian)路的(de)(de)接(jie)(jie)(jie)觸狀(zhuang)態，檢(jian)查(cha)信號插(cha)座有沒有被(bei)腐蝕(shi)，插(cha)座受腐蝕(shi)只有更換(huan)(huan)。激(ji)磁(ci)(ci)(ci)線(xian)圈的(de)(de)絕緣電(dian)(dian)阻(zu)如果明顯下(xia)降(jiang)，應(ying)采取烘干(gan)的(de)(de)方(fang)法來提高絕緣電(dian)(dian)阻(zu)。傳感(gan)器(qi)(qi)的(de)(de)接(jie)(jie)(jie)線(xian)盒受潮，絕緣電(dian)(dian)阻(zu)下(xia)降(jiang)也(ye)會引起顯示(shi)(shi)(shi)波(bo)(bo)動(dong)，用電(dian)(dian)吹(chui)風吹(chui)干(gan)水(shui)汽(qi)、使絕緣電(dian)(dian)阻(zu)上升到(dao)20MΩ以上。除測(ce)量(liang)絕緣電(dian)(dian)阻(zu)外，大多時候需(xu)要(yao)停用傳感(gan)器(qi)(qi)，才能(neng)(neng)對電(dian)(dian)極及測(ce)量(liang)腔(qiang)室進行(xing)檢(jian)查(cha)，才能(neng)(neng)發(fa)現(xian)測(ce)量(liang)腔(qiang)室內結垢、電(dian)(dian)極沉(chen)積(ji)污垢等問題，對癥進行(xing)清(qing)洗(xi)或(huo)更換(huan)(huan)。高壓(ya)電(dian)(dian)磁(ci)(ci)(ci)流(liu)(liu)(liu)(liu)(liu)量(liang)計(ji)哪家好(hao)(hao)？認準成都聲立德克技術有限公司。

電(dian)(dian)(dian)(dian)(dian)(dian)磁流(liu)量計測(ce)量時(shi)有附(fu)著和沉(chen)淀該怎么辦？測(ce)量易在(zai)管壁附(fu)著和沉(chen)淀物(wu)質的(de)流(liu)體時(shi)，若(ruo)附(fu)著的(de)是比液體電(dian)(dian)(dian)(dian)(dian)(dian)導(dao)率(lv)高的(de)導(dao)電(dian)(dian)(dian)(dian)(dian)(dian)物(wu)質，信(xin)號電(dian)(dian)(dian)(dian)(dian)(dian)勢將被短(duan)路而不能工作(zuo)(zuo)，若(ruo)是非(fei)導(dao)電(dian)(dian)(dian)(dian)(dian)(dian)層(ceng)(ceng)(ceng)則首(shou)先應注意電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)的(de)污(wu)染，譬如選(xuan)用不易附(fu)著尖形或半(ban)球形突出電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)、可(ke)(ke)更換(huan)式(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)、刮刀(dao)式(shi)(shi)(shi)清(qing)垢電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)等。刮刀(dao)式(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)可(ke)(ke)在(zai)傳感(gan)(gan)器(qi)外定期手動刮出沉(chen)垢。國外產品曾有電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)上裝超聲(sheng)波換(huan)能器(qi)，以清(qing)理表面垢層(ceng)(ceng)(ceng)，但現已少見。也有暫時(shi)斷開測(ce)量電(dian)(dian)(dian)(dian)(dian)(dian)路，在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)極(ji)簡短(duan)時(shi)間內流(liu)過(guo)低壓大電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)，焚(fen)燒清(qing)理附(fu)著油(you)脂類附(fu)著層(ceng)(ceng)(ceng)。易產生附(fu)著的(de)場所可(ke)(ke)提(ti)高流(liu)速以達到(dao)自清(qing)掃的(de)目的(de)，還可(ke)(ke)以采取(qu)較方便的(de)易清(qing)洗的(de)管道連接，可(ke)(ke)不拆(chai)卸清(qing)洗傳感(gan)(gan)器(qi)。非(fei)接觸(chu)型電(dian)(dian)(dian)(dian)(dian)(dian)極(ji) EMF附(fu)著非(fei)導(dao)電(dian)(dian)(dian)(dian)(dian)(dian)膜層(ceng)(ceng)(ceng)，儀表仍能工作(zuo)(zuo)，但若(ruo)為(wei)高導(dao)電(dian)(dian)(dian)(dian)(dian)(dian)層(ceng)(ceng)(ceng)則同樣(yang)不能工作(zuo)(zuo)。分體式(shi)(shi)(shi)電(dian)(dian)(dian)(dian)(dian)(dian)磁流(liu)量計選(xuan)擇成都聲(sheng)立(li)德克技術有限(xian)公司。南(nan)京液體電(dian)(dian)(dian)(dian)(dian)(dian)磁流(liu)量計安裝

國產電磁流量計(ji)(ji)認準成都聲立德克技(ji)術(shu)有限(xian)公(gong)司。南京不銹鋼電磁流量計(ji)(ji)說明書

電(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)流(liu)(liu)(liu)(liu)量(liang)(liang)計(ji)(ji)故障(zhang)案(an)例(li)原(yuan)因及解決方(fang)案(an)。原(yuan)因：在環境方(fang)面，通常(chang)主要是管(guan)(guan)道雜(za)(za)散(san)(san)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)干(gan)(gan)(gan)擾(rao)，空(kong)(kong)間(jian)強(qiang)電(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)波(bo)干(gan)(gan)(gan)擾(rao)，大型(xing)電(dian)(dian)(dian)(dian)(dian)(dian)機磁(ci)場干(gan)(gan)(gan)擾(rao)等引起測量(liang)(liang)故障(zhang)。辦(ban)法：為了減少外(wai)部(bu)磁(ci)場對流(liu)(liu)(liu)(liu)量(liang)(liang)計(ji)(ji)的干(gan)(gan)(gan)擾(rao)，我們要在遠離強(qiang)磁(ci)場源的位置安裝電(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)流(liu)(liu)(liu)(liu)量(liang)(liang)計(ji)(ji)傳(chuan)感器。另(ling)外(wai)采(cai)取增(zeng)強(qiang)屏蔽(bi)措施來(lai)防(fang)止強(qiang)電(dian)(dian)(dian)(dian)(dian)(dian)場的干(gan)(gan)(gan)擾(rao)等。也(ye)可(ke)以將電(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)流(liu)(liu)(liu)(liu)量(liang)(liang)傳(chuan)感器與(yu)(yu)管(guan)(guan)道的連(lian)接處做(zuo)絕(jue)(jue)緣(yuan)處理。管(guan)(guan)道雜(za)(za)散(san)(san)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)干(gan)(gan)(gan)擾(rao)通常(chang)采(cai)取良好(hao)的單(dan)獨接地保護就可(ke)獲得滿(man)意結果(guo)，但如(ru)遇到(dao)(dao)強(qiang)大的雜(za)(za)散(san)(san)電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)(liu)（如(ru)電(dian)(dian)(dian)(dian)(dian)(dian)解車(che)間(jian)管(guan)(guan)道，有時在兩電(dian)(dian)(dian)(dian)(dian)(dian)極上感應的交流(liu)(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)勢峰值Vpp可(ke)高達1V），尚需采(cai)取另(ling)外(wai)措施使流(liu)(liu)(liu)(liu)量(liang)(liang)傳(chuan)感器與(yu)(yu)管(guan)(guan)道絕(jue)(jue)緣(yuan)。空(kong)(kong)間(jian)電(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)波(bo)干(gan)(gan)(gan)擾(rao)一般經(jing)信(xin)號電(dian)(dian)(dian)(dian)(dian)(dian)纜引入，通常(chang)采(cai)用單(dan)層(ceng)或多層(ceng)屏蔽(bi)予以保護。特別是在非金屬管(guan)(guan)道上安裝的電(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)流(liu)(liu)(liu)(liu)量(liang)(liang)計(ji)(ji)，由于流(liu)(liu)(liu)(liu)體在流(liu)(liu)(liu)(liu)動過程(cheng)中產生(sheng)的靜電(dian)(dian)(dian)(dian)(dian)(dian)無法得到(dao)(dao)釋放很容(rong)易造成干(gan)(gan)(gan)擾(rao)，一定要做(zuo)好(hao)接地工作。南京(jing)不銹鋼電(dian)(dian)(dian)(dian)(dian)(dian)磁(ci)流(liu)(liu)(liu)(liu)量(liang)(liang)計(ji)(ji)說(shuo)明書

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