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clearfix tcPro"><section class="home-main container clearfix"><div id="bew8ytr" class="twoCol"><div id="z8gn77p" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應</a>?<a href="http://www.cdcfah.com/cp/first-_yiqiyibiao/">儀器儀表</a>?<a href="http://www.cdcfah.com/cp/second-yiqiyibiao_llyb/">流量儀表</a>?<a href="http://www.cdcfah.com/cp/third-llyb_liuliangji/">流量計</a>?南京投入式流量計廠家服務熱線誠信服務南儀測控技術供應</p><div id="hldkbiz" class="leftbox clearfix"><h1>南京投入式流量計廠家服務熱線誠信服務南儀測控技術供應</h1><div id="ysp8g3x" class="proBig"><div id="33yfc22" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/nanyishiye/637400142465523533/8497638.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="1g7doqs" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/nanyishiye/637400142465523533/8497638.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="jtqceq2" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>南京投入式流量計廠家服務熱線,流量計</p><p><span>***更新：</span>2021-01-02 07:13:54</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="swyvnp8" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">南儀測控技術(上海)有限公司</a></p><p><span>聯(lián)系人：</span>桂經(jīng)理</p><p><span>郵箱: </span>704766500@qq.com</p><p><span>電話: </span>17802114401</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>https://www.nanicontrol.com</p><p><span>手機: </span>021-61559357</p><p><span>地址: </span>滬閔路1871號9甲幢4樓407室</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="gk3as7f" class="page-proshow02"><p class="title">詳細說明</p><div id="ed7yfro" class="box"><p><p style="text-indent:25px">造成電磁流量計誤差的主要影響因素，待測液體影響1、測量液體呈現(xiàn)不對稱狀態(tài)：測量中，待測液體存在非對稱情況，主要存在兩種流動組合：一種為單一的漩渦流；另一種是沿管線軸線的直線流，液體的體積流量為管道截面的積分。針對上游直管段不足的情況，南京投入式流量計廠家服務熱線，可采用流量調(diào)節(jié)器進行調(diào)整；其次，保證上下游合理范圍內(nèi)管道內(nèi)徑與流量計內(nèi)徑具有相同的數(shù)值；再次，為上游留夠充足的直管段。2、測量管內(nèi)存在著層：電磁流量計常用于測量非清潔流體。非清潔流體內(nèi)部含有一些沉淀物等物質(zhì)，使得電磁流量計電極表面或管道內(nèi)受到污染，造成測量結(jié)果誤差現(xiàn)象。針對這種情況，南京投入式流量計廠家服務熱線，首先，南京投入式流量計廠家服務熱線，定期清洗電磁流量計；其次，合理提升流速，將其控制在4m/s狀態(tài)；再次，應用聚四氯乙烯等材料的襯里。電磁流量計是有由傳感器和轉(zhuǎn)換器兩部分構成。南京投入式流量計廠家服務熱線</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京投入式流量計廠家服務熱線,流量計" src="https://tyunfile.71360.com/UploadFile/nanyishiye/637400142465523533/8497638.png"></div><p style="text-indent:25px">傳統(tǒng)電磁流量計用信號電纜的性能主要存在以下缺點和不足：電纜易受電磁干擾，造成傳輸信號不穩(wěn)定。現(xiàn)有電磁流量計主要由流量傳感器、轉(zhuǎn)換顯示器和勵磁電源三大部分組成，其中勵磁電源與流量傳感器一般組裝在一起，這樣傳輸信號的信號電纜必然會受勵磁電纜的電磁場干擾，影響傳輸信號的穩(wěn)定性。針對這種情況，雖然在電磁流量計工程安裝和應用時明確規(guī)定，信號電纜和勵磁電纜必須嚴格分開（即不能同管敷設、不能平行敷設、不能一起絞合），應分別單獨穿管敷設，以進行有效的電磁隔離，但造成安裝敷設成本較高，而且使用不便。南京投入式流量計廠家服務熱線電磁流量計的傳感器結(jié)構簡單，測量管內(nèi)沒有可動部件，也沒有任何阻礙流體流動的節(jié)流部件。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京投入式流量計廠家服務熱線,流量計" src="https://tyunfile.71360.com/UploadFile/nanyishiye/637400142302835889/3702973.png"></div><p style="text-indent:25px">新型電纜性能改進設計針對傳統(tǒng)電磁流量計用信號電纜的易受電磁干擾和內(nèi)部產(chǎn)生較大噪音的性能缺陷，首先根據(jù)電磁流量計用信號電纜的特點及其運行環(huán)境要求設計了多種結(jié)構方案，而后綜合考慮電纜抗電磁干擾水平、內(nèi)部噪音水平、工藝的實現(xiàn)難度和制造成本等因素對相關設計方案進行反復篩選，終確定了新型低噪音電磁流量計用信號電纜的結(jié)構。該新型電纜導體為單股退火鍍錫軟銅線，以提高導體的導電性和防腐蝕性。在導體外繞包一層?。疲矗ň鬯姆蚁┌雽щ妿?，有利于降低導體和絕緣之間的摩擦起電噪音。</p><p style="text-indent:25px">電磁流量計的技術發(fā)展逐步成熟：影響電磁流量計技術發(fā)展的問題，就是如何抵御在實際生產(chǎn)中應用中產(chǎn)生的噪聲和振動。目前電磁流量計尚處于發(fā)展中的階段，其理論基礎還未形成一個系統(tǒng)體系，實踐經(jīng)驗相應的經(jīng)過證實。在未來幾年間，隨著電磁流量計的技術不斷成熟，用戶的接受程度和技術水平逐步提高，電磁流量計將會逐步得到成熟應用。和電磁流量計不同，質(zhì)量流量計技術門檻較高。質(zhì)量流量計應用拓展較大的障礙就是價格問題。質(zhì)量流量計發(fā)展的幾十年來，本土供應商一直也沒有掌握好的質(zhì)量流量計生產(chǎn)技術。因此質(zhì)量流量計價格高居不較，除了在石油石化行業(yè)應用比較普遍，在其他行業(yè)由于價格限制，應用較少。目前國外的主流動的質(zhì)量流量計供應商也看到這樣的市場需求，在市場上開始推廣低端的質(zhì)量流量計產(chǎn)品。從質(zhì)量流量計技術來看，質(zhì)量流量計的口徑也越來越較大，能在各種較大口徑的管道上使用。漿料流體――楔形流量計、多普勒超聲波流量計。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京投入式流量計廠家服務熱線,流量計" src="https://tyunfile.71360.com/UploadFile/nanyishiye/637400142412661529/1294224.png"></div><p style="text-indent:25px">使用玻璃轉(zhuǎn)子流量計技術在以下五點：1.得到一個玻璃轉(zhuǎn)子流量計，觀察的玻璃管玻璃轉(zhuǎn)子流量計是完整的，因為可以輕易打破玻璃。其次是消除裝置，輕輕向后看的自由轉(zhuǎn)子可以向上和向下滑動。如果你不能自由滑動，我們應該輕輕地支持振動板，這通常可以滑。如果我們不滑，你需要紅旗的專業(yè)技術人員解決。2.在管道安裝，先看看上游和下游管直線。如果你不是直線，不僅會影響精度的測量儀器和會損壞儀器。3.前兩點保證正確，就可以開始。經(jīng)營者應當使用仔細閱讀說明書。一定要打開閥門慢慢打開，如果估計的血流浮動轉(zhuǎn)子和轉(zhuǎn)子不動了，這一次開閥立即停止，而自來水管，使轉(zhuǎn)子能逐漸增加。有許多運營商打開閥門太多，只是安裝了新設備，激烈的打開閥門造成的玻璃內(nèi)的玻璃管流量計轉(zhuǎn)子損壞。這應該引起注意的算子。4.使用安全：一些廠商希望刪除前套管的使用，這是不允許的，因為玻璃容易吹，蓋刪除使用，覆蓋有保護作用。所以我們不能拆下殼體。5，玻璃轉(zhuǎn)子流量計將用于保持溫暖的冬季，如果不是在夜間使用，一定要放手流內(nèi)的殘液，因此凍結(jié)玻璃破碎。流量計又分為有差壓式流量計、轉(zhuǎn)子流量計、節(jié)流式流量計、細縫流量計、容積流量計、電磁流量計等。南京投入式流量計廠家服務熱線</p><p style="text-indent:25px">示值：流量計指示的容積流量值。南京投入式流量計廠家服務熱線</p><p style="text-indent:25px">電磁流量計和超聲波流量計的主要區(qū)別，準確度不同：超聲波流量計是通過測量流體速度來確定體積流量，對液體應該測量它的質(zhì)量流量，儀表測量質(zhì)量流量是通過體積流量乘以人為設定的密度后得到的，當流體溫度變化時，流體密度是變化的，人為設定密度值，不能保證質(zhì)量流量的準確度。只能在測量流體速度的同時，又測量了流體密度，才能通過運算，得到真實質(zhì)量流量值。超聲波流量計和電磁流量計的測量媒介不同，超聲波是采用聲波，頻率很低，超聲波頻率20KHz-100KHz，雷達是采用2.4GHz級別的電磁波，超聲波的限制性比較大，很容易受到其它鐵制物體的干擾，另外頻率低，衰減大，測量范圍小，應用的面比較窄，常用在大口徑的水管線的流量測量和明渠類流量計測液位來換算成流量。也有用在固體料倉上的。電磁的頻率高，衰減小，如果加上導波管測量范圍可以很大，用在儲罐上比較多。但是需要注意介電常數(shù)，介電常數(shù)太小的介質(zhì)沒法測或測量范圍很小。南京投入式流量計廠家服務熱線</p><p style="text-indent:25px">南儀測控技術(上海)有限公司致力于五金、工具，是一家生產(chǎn)型的公司。公司業(yè)務涵蓋壓力變送器，溫度傳感器，液位計，流量計等，價格合理，品質(zhì)有保證。公司從事五金、工具多年，有著創(chuàng)新的設計、強大的技術，還有一批**的專業(yè)化的隊伍，確保為客戶提供良好的產(chǎn)品及服務。南儀測控技術立足于全國市場，依托強大的研發(fā)實力，融合前沿的技術理念，飛快響應客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2670701.html</p></div></div></div></div></div><div id="vfcuwi8" class="page-right twoColRt"><div id="3i4giug" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8y4cuwt" class="recomPic 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