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src="https://tyunfile.71360.com/UploadFile/jszhck/637312838117031250/1384984.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ja8kcov" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637312838117031250/1384984.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="isphtfc" 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>南通熱式氣體質量流量計價格,流量計</p><p><span>***更新：</span>2020-09-09 12:06:04</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="eoz3egi" 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(wǎng)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="l2fm2fx" class="page-proshow02"><p class="title">詳細說明</p><div id="ugsprda" class="box"><p><p> 污水流量計按計量原理分類： </p> <p> 1、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，南通熱式氣體質量流量計價格、靶式流量計，這些流量計是利用伯努利方程原理，通過測量流體差壓信號反映流量; </p> <p> 2、流量計有渦輪流量計、渦街流量計、電磁流量計、多普勒超聲波流量計、熱線測速流量計，這些是通過測量流體流速來反映流量; </p> <p> 3、流量計有齒輪式流量計、刮板式流量計、旋轉活塞式流量計，這些是通過測量一個個標準體積的小容積來反映流量; </p> <p> 4、流量計有熱式質量流量計、差壓式質量流量計、葉輪式質量流量計、哥力式質量流量計、間接式質量流量計，南通熱式氣體質量流量計價格，這些是通過測量流體質量來反映流量; </p> <p> 5、流量計有堰槽式流量計，南通熱式氣體質量流量計價格，它是通過測量液位來反映流量。質量流量計的測量管無論是向上還是向下安裝，都要盡量使測量管與地平面保持垂直或水平。南通熱式氣體質量流量計價格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通熱式氣體質量流量計價格,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312838117031250/1384984.png"></div><p> 電磁流量計 </p> <p> 工作原理：基于法拉第電磁感應定律。在電磁流量計中，測量管內的導電介質相當于法拉第試驗中的導電金屬桿，上下兩端的兩個電磁線圈產生恒定磁常當有導電介質流過時，則會產生感應電壓。管道內部的兩個電極測量產生的感應電壓。測量管道通過不導電的內襯(橡膠，特氟隆等)實現(xiàn)與流體和測量電極的電磁隔離。 </p> <p> 工作特點：①具有雙向測量系統(tǒng);② 傳感器所需的直管段較短，長度為5倍的管道直徑；③ 壓力損失??；④測量不受流體密度、粘度、溫度、壓力和電導率變化的影響；⑤主要應用于污水處理方面。南通熱式氣體質量流量計價格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><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通熱式氣體質量流量計價格,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837156962890/5495607.png"></div><p> 差壓式流量計是一類應用的流量計,在各類流量儀表中其使用量占居**。近年來,由于各種新型流量計的問世,它的使用量百分數(shù)逐漸下降,但目前仍是重要的一類流量計。 </p> <p> 優(yōu)點: </p> <p> (1)應用多的孔板式流量計結構牢固,性能穩(wěn)定可靠,使用壽命長; </p> <p> (2)應用范圍,至今尚無任何一類流量計可與之相比擬; </p> <p> (3)檢測件與變送器、顯示儀表分別由不同廠家生產,便于規(guī)模經濟生產。 </p> <p> 缺點: </p> <p> (1)測量精度普遍偏低;<span style="display:none;"></span> </p> <p> (2)范圍度窄,一般* 3:1~4:1; </p> <p> (3)現(xiàn)場安裝條件要求高; </p> <p> (4)壓損大(指孔板、噴嘴等)。 </p><p> 質量流量計安裝要求1、安裝位置的選擇應避免電磁干擾。傳感器、變送器的安裝位置以及電纜鋪設應盡量遠離易產生強電磁場的設備，如大功率馬達、變壓器設施、變頻設備等。2、質量流量傳感器安裝應使傳感器流向標識與流體流向一致。并使箭頭指向與變送器內部組態(tài)的流量方向一致。(注：質量流量計可以雙向使用。如果安裝方向與實際流向相反，修改變送器內的流向組態(tài)即可。)3、質量流量計是根據(jù)測量管振動原理測量的流量儀表，因此傳感器安裝時應考慮在兩側的工藝管道近法蘭處(約2～10倍管徑處)做堅固的支撐，避免儀表及相關管路產生震動。若強烈的管道振動不可避免時，建議用柔性管將管道系統(tǒng)與儀表傳感器隔離。4、因質量流量計是依據(jù)科氏力原理工作的，為避免重力對計量精度的影響。質量流量計的測量管無論是向上還是向下安裝，都要盡量使測量管與地平面保持垂直或水平。5、安裝時連接法蘭面應相互平行，應使兩個法蘭的中心位于同一軸線避免產生附加應力。嚴禁用傳感器硬行拉直上、下游工藝管道，否則將影響測量甚至損壞傳感器。6、在傳感器的上、下游管道上，建議安裝截止閥及旁路以方便調零、日常維護及確保傳感器在不工作時亦可處于滿管狀態(tài)。孔板流量計使流速增加，靜壓力低，于是在節(jié)流件前后便產生了壓力降，即壓差；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南通熱式氣體質量流量計價格,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837071103515/2703394.png"></div><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 </p> <p> 孔板流量計要送熱風，熱風爐離高爐一般比較近，且彎頭較多。過去曾使用標準孔板，因直管段不夠長而誤差較大。本儀表因為有均壓環(huán)和多個取壓口，需要2D長的直管段即可。安裝在熱風爐送風管上之后，應用情況非常滿意，已經有三十幾座熱風爐裝上了環(huán)形孔板流量計，運行3年多沒有故障。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；泰州插入式巴類流量計廠家</p><p style="text-indent:25px">渦輪流量計工作原理：在一定的流量范圍內，渦輪的轉速與流體的流速成正比。南通熱式氣體質量流量計價格</p><div style="text-align:left;"> <span style="font-size:12px;">渦輪流量計可水平、垂直安裝，垂直安裝時流體方向必須向上。液體應充滿管道，不得有氣泡。安裝時，液體流動方向應與傳感器外殼上指示流向的箭頭方向一致。安裝時必須使管道內流體滿管，才能保證測量精細。 </span> <p> 流量計上游端至少應有10倍公稱通徑長度的直管段，下游端應不少于5倍公稱通徑的直管段，其內壁應光滑清潔，無凹痕、積垢和起皮等缺陷。傳感器的管道軸心應與相鄰管道軸心對準，連接密封用的墊圈不得深入管道內腔。不同情況下的直管段要求如下圖。 </p> <p> 同時在安裝時應避免管道內產生氣泡，否則會影響測量的精度。 </p> <p> 威力巴流量計 </p> <p> 威力巴流量傳感器，是根據(jù)差壓式工作原理、插入式安裝方法設計的流量傳感器。 </p> <p> 結構特點： </p> <p> 科學的橫面形狀、獨特的抗堵設計、傳感器表面粗糙處理和防淤槽。南通熱式氣體質量流量計價格</p> <br /> </div><p style="text-indent:25px">江蘇中徽測控儀表有限公司位于江蘇省淮安市金湖縣工業(yè)集中區(qū)A區(qū)3號。公司自成立以來，以質量為發(fā)展，讓匠心彌散在每個細節(jié)，公司旗下雷達料位計，雷達液位計，物位計，水位計深受客戶的喜愛。公司注重以質量為中心，以服務為理念，秉持誠信為本的理念，打造儀器儀表良好品牌。江蘇中徽測控儀表憑借創(chuàng)新的產品、專業(yè)的服務、眾多的成功案例積累起來的聲譽和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1218052.html</p></div></div></div></div></div><div id="xgt2zgd" class="page-right twoColRt"><div id="nczwoax" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="xholi3s" 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" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應</p></a></div><div id="yn2i7eb" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img 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