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<script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u id="qgqbi"></u><noframes id="qgqbi"></noframes><menu 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href="http://www.cdcfah.com/cp/third-wybez_yyb/">液位儀表</a>?常州液體渦輪流量計廠家哪家好真誠推薦江蘇中徽測控儀表供應</p><div id="czfwpv8" class="leftbox clearfix"><h1>常州液體渦輪流量計廠家哪家好真誠推薦江蘇中徽測控儀表供應</h1><div id="vd8qh3g" class="proBig"><div id="owppv43" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637312837099316406/1457199.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="33zitme" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637312837099316406/1457199.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="pc2klmy" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產品關鍵詞：</span>常州液體渦輪流量計廠家哪家好,流量計</p><p><span>***更新：</span>2020-09-24 05:11:48</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="80kghde" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">江蘇中徽測控儀表有限公司</a></p><p><span>聯(lián)系人：</span>姜經理</p><p><span>郵箱: </span>jszhck@163.com</p><p><span>電話: </span>13770424300</p><p><span>傳真: </span>0517_86903470</p><p><span>網址: </span>http://www.jszhckyb.com</p><p><span>手機: </span>0517-86900078</p><p><span>地址: </span>江蘇省淮安市金湖縣工業(yè)集中區(qū)A區(qū)3號</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="oloz2bz" class="page-proshow02"><p class="title">詳細說明</p><div id="7e8sy82" class="box"><p><p> 電磁流量計是根據(jù)法拉弟電磁感應定律制成的一種測量導電性液體的儀表。 </p> <p> 電磁流量計有一系列優(yōu)良特性,可以解決其它流量計不易應用的問題,如臟污流、腐蝕流的測量。變送器的測量信號為很小的毫伏級電勢信號，常州液體渦輪流量計廠家哪家好，除流量信號外，還夾雜一些與流量無關的信號，如同相電壓、正交電壓及共模電壓等。為了準確測量流量，必須消除各種干擾信號，有效放大流量信號。應該提高流量轉換器的性能，比較好采用微處理機型的轉換器，用它來控制勵磁電壓，按被測流體性質選擇勵磁方式和頻率，可以排除同相干擾和正交干擾。但改進的儀表結構復雜，成本較高，常州液體渦輪流量計廠家哪家好，常州液體渦輪流量計廠家哪家好。質量流量計由于流體的容積受溫度、壓力等參數(shù)的影響，用容積流量表示流量大小時需給出介質的參數(shù)。常州液體渦輪流量計廠家哪家好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州液體渦輪流量計廠家哪家好,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837099316406/1457199.png"></div><p> 關于超聲波流量計固定式和便攜式有什么不同 </p> <p> （1）合適使用的場合不一樣 </p> <p> 固定式超聲波流量計用于安裝在某一固定方位，對某一特定管道內流體的流量進行長時間不間斷的計量；便攜式超聲波流量計具有很大的機動性，首要用于對不一樣管道的流體流量作臨時性丈量。 </p> <p> （2）供電方法不一樣 </p> <p> 固定式超聲波流量計要求長時間接連運轉，所以要運用220V交流電源，便攜式超聲波流量計既能夠運用現(xiàn)場的交流電源，也備有內置充電電池，能夠接連作業(yè)5～10h［小時］，方便了不一樣場合臨時性流量丈量的需要。 </p> <p> （3）有些功用不一樣 </p> <p> 因定式超聲波流量計，通常都有4-20mA信號輸出等功用，供遠傳顯現(xiàn)運用，但其內部只能存貯一條管道的參數(shù)；便攜式超聲波流量計**為了現(xiàn)場檢查當時流量和短時間內的累計流量，故一般無輸出信號功用，但為了方便丈量不一樣管道流量，它具有豐厚的儲存功用，能夠一起存貯數(shù)十條不一樣管道的參數(shù)，供隨時調出運用。 </p> <p> <br /> 天津液體渦輪流量計價格孔板流量計又稱為差壓式流量計,廣泛應用于氣體、蒸汽和液體的流量測量。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州液體渦輪流量計廠家哪家好,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837271718750/6710757.png"></div><p> 水平管道基本安裝方式對于水平管道，測量氣體時推薦安裝在管道上方160度范圍內，尤其對于有大量水粉的氣體時，我們只推薦這樣安裝;測量液體時推薦安裝在管道下方160度范圍內，尤其對于含有大量氣體的液體時，我們只推薦這樣安裝;但有一點要注意，對于那些極易氣化的液體，如液態(tài)的烯烴類介質，安裝時插入方向同氣體，在管道上方。測量蒸汽時只推薦傳感器安裝在管道下方160度內，并且要使傳感器處于整個測量裝置的比較高點。垂直管道基本安裝方式對于垂直管道，理論上可以在360度內安裝。對于含有大量水分的濕氣體，推薦傳感器安裝時向上傾斜5度，如左圖所示。對于含有大量氣體的液體，推薦傳感器安裝時向下傾斜5度，如右圖所示。對于蒸汽，推薦傳感器安裝時下傾斜5度，如右圖，且傳感器應該處于整個測量系統(tǒng)中的比較高點。威力巴安裝所需直管段小直管段要求—彎管后2D安裝如圖所示。當管道上、下游的直管段不夠長時，我們推薦在彎管后2倍管道內徑處安裝威力巴，因在彎管后的流體剖面較復雜，需將流體系數(shù)K做適當?shù)恼{整。調整K系數(shù)后，測量精度為±3%。 </p><p> 主要安裝要求是對于直管段的要求及管道振動要求，渦街流量傳感器的上游側和下游側應有較長的直管段;管道不能有振動，如有振動，則需對流量計兩側加固定裝置。 </p> <p> 對于渦街流量計來說，測量氣體流量時，若被測氣體含有少量的液體，流量計應安裝在管線的較高處。測量液體時，若被測液體中含有少量的氣體，流量計應安裝在管線的較低處。測壓孔和測溫孔：需要測壓時,須將測壓孔設置在流量計下游2~7D的地方。需要測溫時,將溫度傳感器設置在離測壓點下游的1~2D之間處。 </p> <p> 管道支撐：盡量將流量計安裝在振動加速度小于20m/s2的地方。當管道振動過強時,應對管道安裝加固支撐。封墊片：切不可將密封墊片突出到管道中,否則將導致無法接受的誤差。電磁流量計所測得體積流量實際上不受流體密度、粘度、溫度、壓力和電導率變化的明顯影響；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州液體渦輪流量計廠家哪家好,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837218730468/9357415.png"></div><p> 電磁流量計的應用有一定局限性，它只能測量導電介質的液體流量，不能測量非導電介質的流量，例如氣體和水處理較好的供熱用水。另外在高溫條件下其襯里需考慮。 </p> <p> 電磁流量計是通過測量導電液體的速度確定工作狀態(tài)下的體積流量。按照計量要求，對于液態(tài)介質，應測量質量流量，測量介質流量應涉及到流體的密度，不同流體介質具有不同的密度，而且隨溫度變化。如果電磁流量計轉換器不考慮流體密度，*給出常溫狀態(tài)下的體積流量是不合適的。質量流量計額安裝時建議在流量計進口處加過濾器。四川液體渦輪流量計廠家批發(fā)</p><p style="text-indent:25px">流量計有節(jié)流式流量計、畢托管流量計、均速管流量計、轉子流量計、靶式流量計；常州液體渦輪流量計廠家哪家好</p><p> 流體流經管道內的節(jié)流裝置，在節(jié)流件附近造成局部收縮，流速增加，在其上、下游兩側產生靜壓力差。在已知有關參數(shù)的條件下，根據(jù)流動連續(xù)性原理和伯努利方程可以推導出差壓與流量之間的關系而求得流量。 </p> <p> 孔板流量計的節(jié)流裝置結構簡單，且牢固、性能穩(wěn)定可靠，使用期限長，價格較低，是工業(yè)中常用到的流量測量儀表，整個加工過程采用國際標準，并經過嚴格的校驗檢測，用戶在購買后可放心使用。該流量計應用領域比較，所有的單相流速都可以測量，一部分混相流也可以使用該產品 </p> <p> 孔板流量計可測量管道中各種流體的流量，可測量的介質有液體、氣體、蒸汽，被應用于石油、化工、冶金、輕工、煤礦等工業(yè)部門。測量原理：充滿管道的流體，當它們流經管道內的節(jié)流裝置時，流束將在節(jié)流裝置的節(jié)流件處形成局部收縮 </p> <p> 孔板流量計前后產生一個靜壓力差,該壓力差與流量存在著一定的函數(shù)關系,流量越大,壓力差就越大.差壓信號傳送給差壓變送器,轉換成4-20ma.DC模擬信號輸出,遠轉給流量積算儀,實現(xiàn)流體流量的計量.質量型流量計,利用智能型差壓變送器,對工況溫/壓進行自動補償后,實現(xiàn)對流體質量流量的測量常州液體渦輪流量計廠家哪家好</p><p style="text-indent:25px">江蘇中徽測控儀表有限公司是一家主營產品：智能電磁流量計、插入式渦街流量計、智能超聲波流量計、威力巴流量計、平衡流量計、德爾塔巴流量計、超聲波流量計、雷達物位計、超聲波液位計、磁翻板液位計、電磁流量計、渦街流量計、旋進漩渦流量計、渦輪流量計、壓力差壓變送器、校驗設備等。的公司，是一家集研發(fā)、設計、生產和銷售為一體的專業(yè)化公司。江蘇中徽測控儀表擁有一支經驗豐富、技術創(chuàng)新的專業(yè)研發(fā)團隊，以高度的專注和執(zhí)著為客戶提供雷達料位計，雷達液位計，物位計，水位計。江蘇中徽測控儀表致力于把技術上的創(chuàng)新展現(xiàn)成對用戶產品上的貼心，為用戶帶來良好體驗。江蘇中徽測控儀表始終關注自身，在風云變化的時代，對自身的建設毫不懈怠，高度的專注與執(zhí)著使江蘇中徽測控儀表在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1400308.html</p></div></div></div></div></div><div id="3i9p8gr" class="page-right twoColRt"><div id="qbvwstz" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8fttevb" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應" class="vcenter" 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