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src="https://tyunfile.71360.com/UploadFile/jszhck/637312838103671875/4779906.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="sczwijg" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637312838103671875/4779906.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="m324n7q" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)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(chǎn)品關(guān)鍵詞：</span>宿遷熱式氣體質(zhì)量流量計(jì),流量計(jì)</p><p><span>***更新：</span>2020-09-15 13:04:44</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="8gxuryf" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">江蘇中徽測(cè)控儀表有限公司</a></p><p><span>聯(lián)系人：</span>姜經(jīng)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(jī): </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(hào)</p><p>[當(dāng)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="8fmyvx8" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="imolsew" class="box"><p><p> 電磁流量計(jì)接地的原因： </p> <p> 電磁流量計(jì)內(nèi)的測(cè)量電極處于一個(gè)直流或交流電場(chǎng)內(nèi)，如果其環(huán)境不能有效地被屏蔽于一個(gè)無(wú)干擾的條件下，對(duì)測(cè)量有嚴(yán)重干擾。傳感器外殼接地與否，直接關(guān)系到測(cè)量的精度和穩(wěn)定性，接地導(dǎo)線必須不傳任何干擾電壓，宿遷熱式氣體質(zhì)量流量計(jì)，因此電磁流量計(jì)要求有非常可靠的接地，要做好接地屏蔽，否則就會(huì)產(chǎn)生干擾電流，宿遷熱式氣體質(zhì)量流量計(jì)。<span style="font-size:12px;"> </span> </p> <p> 電磁流量計(jì)接地的好處： </p> <p> 若連接流量計(jì)的管道是(相對(duì)于被測(cè)介質(zhì))絕緣的則要用接地環(huán)，它的材質(zhì)應(yīng)根據(jù)被測(cè)介質(zhì)的腐蝕性選用。如果是聚四氟乙烯內(nèi)襯的測(cè)量傳感器，為了保測(cè)量傳感器能正常工作，要選用接地環(huán)。 </p> <p> 超聲波流量計(jì) 孔板流量計(jì)的節(jié)流裝置結(jié)構(gòu)簡(jiǎn)單，宿遷熱式氣體質(zhì)量流量計(jì)，且牢固、性能穩(wěn)定可靠，是工業(yè)中常用到的流量測(cè)量?jī)x表；宿遷熱式氣體質(zhì)量流量計(jì)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="宿遷熱式氣體質(zhì)量流量計(jì),流量計(jì)" src="https://tyunfile.71360.com/UploadFile/jszhck/637312838103671875/4779906.png"></div><p> 污水流量計(jì)按計(jì)量原理分類： </p> <p> 1、流量計(jì)有節(jié)流式流量計(jì)、畢托管流量計(jì)、均速管流量計(jì)、轉(zhuǎn)子流量計(jì)、靶式流量計(jì)，這些流量計(jì)是利用伯努利方程原理，通過測(cè)量流體差壓信號(hào)反映流量; </p> <p> 2、流量計(jì)有渦輪流量計(jì)、渦街流量計(jì)、電磁流量計(jì)、多普勒超聲波流量計(jì)、熱線測(cè)速流量計(jì)，這些是通過測(cè)量流體流速來(lái)反映流量; </p> <p> 3、流量計(jì)有齒輪式流量計(jì)、刮板式流量計(jì)、旋轉(zhuǎn)活塞式流量計(jì)，這些是通過測(cè)量一個(gè)個(gè)標(biāo)準(zhǔn)體積的小容積來(lái)反映流量; </p> <p> 4、流量計(jì)有熱式質(zhì)量流量計(jì)、差壓式質(zhì)量流量計(jì)、葉輪式質(zhì)量流量計(jì)、哥力式質(zhì)量流量計(jì)、間接式質(zhì)量流量計(jì)，這些是通過測(cè)量流體質(zhì)量來(lái)反映流量; </p> <p> 5、流量計(jì)有堰槽式流量計(jì)，它是通過測(cè)量液位來(lái)反映流量。無(wú)錫電磁流量計(jì)廠家電磁流量計(jì)內(nèi)的測(cè)量電極處于一個(gè)直流或交流電場(chǎng)內(nèi)；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="宿遷熱式氣體質(zhì)量流量計(jì),流量計(jì)" src="https://tyunfile.71360.com/UploadFile/jszhck/637312837414560547/9988671.png"></div><p> 孔板流量計(jì)前后產(chǎn)生一個(gè)靜壓力差,該壓力差與流量存在著一定的函數(shù)關(guān)系,流量越大,壓力差就越大.差壓信號(hào)傳送給差壓變送器,轉(zhuǎn)換成4-20ma.DC模擬信號(hào)輸出,遠(yuǎn)轉(zhuǎn)給流量積算儀,實(shí)現(xiàn)流體流量的計(jì)量.質(zhì)量型流量計(jì),利用智能型差壓變送器,對(duì)工況溫/壓進(jìn)行自動(dòng)補(bǔ)償后,實(shí)現(xiàn)對(duì)流體質(zhì)量流量的測(cè)量 </p> <p> 孔板流量計(jì)要送熱風(fēng)，熱風(fēng)爐離高爐一般比較近，且彎頭較多。過去曾使用標(biāo)準(zhǔn)孔板，因直管段不夠長(zhǎng)而誤差較大。本儀表因?yàn)橛芯鶋涵h(huán)和多個(gè)取壓口，需要2D長(zhǎng)的直管段即可。安裝在熱風(fēng)爐送風(fēng)管上之后，應(yīng)用情況非常滿意，已經(jīng)有三十幾座熱風(fēng)爐裝上了環(huán)形孔板流量計(jì)，運(yùn)行3年多沒有故障。 </p><p> 渦街流量計(jì) </p> <p> 工作原理：根據(jù)流體振蕩原理來(lái)測(cè)量流量的，流體在管道中經(jīng)過渦街流量變送器時(shí)，在三角柱的旋渦發(fā)生體后上下交替產(chǎn)生正比于流速的兩列旋渦，旋渦的釋放頻率與流過旋渦發(fā)生體的流體平均速度及旋渦發(fā)生體特征寬度有關(guān)，根據(jù)這種關(guān)系，旋渦頻率就可以計(jì)算出流過旋渦發(fā)生體的流體平均速度，再乘以橫截面積得到流量。 </p> <p> 工作特點(diǎn)：①結(jié)構(gòu)簡(jiǎn)單而牢固，無(wú)可動(dòng)部件，可靠性高，長(zhǎng)期運(yùn)行十分可靠;②安裝簡(jiǎn)單，維護(hù)十分方便;③檢測(cè)傳感器不直接接觸被測(cè)介質(zhì)，性能穩(wěn)定，壽命長(zhǎng);④輸出是與流量成正比的脈沖信號(hào)，無(wú)零點(diǎn)漂移，精度高;⑤測(cè)量范圍寬，量程比可達(dá)1：10;⑥壓力損失較小，運(yùn)行費(fèi)用低，更具節(jié)能意義。渦輪流量計(jì)工作原理：在一定的流量范圍內(nèi)，渦輪的轉(zhuǎn)速與流體的流速成正比。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="宿遷熱式氣體質(zhì)量流量計(jì),流量計(jì)" src="https://tyunfile.71360.com/UploadFile/jszhck/637312838243867187/2569980.png"></div><p> 孔板流量計(jì)分類 </p> <p> 1、標(biāo)準(zhǔn)孔板標(biāo)準(zhǔn)孔板是一類規(guī)格多的標(biāo)準(zhǔn)節(jié)流裝置，廣泛應(yīng)用于各種流體特別是氣體流量測(cè)量中，孔板的結(jié)構(gòu)因壓力、通徑、取壓方式的不同而不同。 </p> <p> 2、標(biāo)準(zhǔn)孔板按常用取壓方式可分為角接取壓、法蘭取壓、徑距取壓三種類型。 </p> <p> 2、圓缺孔板 </p> <p> 取壓方式：法蘭取壓 </p> <p> 3、偏心孔板 </p> <p> 取壓方式：角接取壓 </p> <p> 偏心孔板和圓缺孔板只適于安裝在水平或傾斜管道上，不能在垂直管道上使用。如被測(cè)流體中含有固體顆粒時(shí)，開口或缺口應(yīng)置于下方；如液體中有氣體析出時(shí)，開口或缺口應(yīng)置于上方；取壓口處在圓缺口或偏心開孔和管道相切點(diǎn)的對(duì)面。流量計(jì)可用于氣體、液體、蒸汽等介質(zhì)流量的測(cè)量。鹽城電磁流量計(jì)廠家哪家好</p><p style="text-indent:25px">質(zhì)量流量傳感器安裝應(yīng)使傳感器流向標(biāo)識(shí)與流體流向一致。并使箭頭指向與變送器內(nèi)部組態(tài)的流量方向一致。宿遷熱式氣體質(zhì)量流量計(jì)</p><p> 孔板流量計(jì)使流速增加，靜壓力低，于是在節(jié)流件前后便產(chǎn)生了壓力降，即壓差，介質(zhì)流動(dòng)的流量越大，在節(jié)流件前后產(chǎn)生的壓差就越大，所以孔板流量計(jì)可以通過測(cè)量壓差來(lái)衡量流體流量的大小。這種測(cè)量方法是以能量守衡定律和流動(dòng)連續(xù)性定律為基準(zhǔn)的。<span style="font-size:12px;">孔板流量計(jì)可測(cè)量管道中各種流體的流量，可測(cè)量的介質(zhì)有液體、氣體、蒸汽，被廣泛應(yīng)用于石油、化工、冶金、輕工、煤礦等工業(yè)部門。測(cè)量原理：充滿管道的流體，當(dāng)它們流經(jīng)管道內(nèi)的節(jié)流裝置時(shí)，流束將在節(jié)流裝置的節(jié)流件處形成局部收縮.</span> 宿遷熱式氣體質(zhì)量流量計(jì)</p><p style="text-indent:25px">江蘇中徽測(cè)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(hào)。公司自成立以來(lái)，以質(zhì)量為發(fā)展，讓匠心彌散在每個(gè)細(xì)節(jié)，公司旗下雷達(dá)料位計(jì)，雷達(dá)液位計(jì)，物位計(jì)，水位計(jì)深受客戶的喜愛。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠(chéng)信為本的理念，打造儀器儀表良好品牌。在社會(huì)各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗(yàn)，為客戶成功提供堅(jiān)實(shí)有力的支持。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/1292884.html</p></div></div></div></div></div><div id="ynp8ujv" class="page-right twoColRt"><div id="n29elxz" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="shoac84" 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(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="powy84t" class="recomPic likePro"><a 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