上海長頸噴嘴流量計哪個廠家質(zhì)量好來電咨詢江蘇中徽測控儀表供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="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，流束將在節(jié)流裝置的節(jié)流件處形成局部收縮，上海長頸噴嘴流量計哪個廠家質(zhì)量好，從而使流速增加，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)流動的流量越大，在節(jié)流件前后產(chǎn)生的壓差就越大，所以"><meta name="keywords" content="上海長頸噴嘴流量計哪個廠家質(zhì)量好,流量計"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta 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href="http://www.cdcfah.com/cp/third-wybez_yyb/">液位儀表</a>?上海長頸噴嘴流量計哪個廠家質(zhì)量好來電咨詢江蘇中徽測控儀表供應(yīng)</p><div id="zspwi7a" class="leftbox clearfix"><h1>上海長頸噴嘴流量計哪個廠家質(zhì)量好來電咨詢江蘇中徽測控儀表供應(yīng)</h1><div id="lubs8co" class="proBig"><div id="yheq3n8" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637436289114609938/9762879.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="bard3ov" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jszhck/637436289114609938/9762879.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="3g3wdul" 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(chǎn)品關(guān)鍵詞：</span>上海長頸噴嘴流量計哪個廠家質(zhì)量好,流量計</p><p><span>***更新：</span>2021-01-12 01:11:53</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="qj78xzg" 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(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: </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(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="oczlsoq" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="7l49xo8" class="box"><p><p> 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，流束將在節(jié)流裝置的節(jié)流件處形成局部收縮，上海長頸噴嘴流量計哪個廠家質(zhì)量好，從而使流速增加，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，所以孔板流量計可以通過測量壓差來衡量流體流量的大小。這種測量方法是以能量守衡定律和流動連續(xù)性定律為基準(zhǔn)的。智能節(jié)流裝置（孔板流量計）是集流量、溫度、壓力檢測功能于一體，并能進行溫度、壓力自動補償?shù)男乱淮髁坑?，該孔板流量計采用先進的微機技術(shù)與微功耗新技術(shù)，功能強，結(jié)構(gòu)緊湊，操作簡單，使用方便。▲孔板流量計節(jié)流裝置結(jié)構(gòu)易于復(fù)制，簡單、牢固，性能穩(wěn)定可靠，使用期限長，價格低廉。▲孔板計算采用國際標(biāo)準(zhǔn)與加工▲孔板流量計應(yīng)用范圍廣，全部單相流皆可測量，部分混相流亦可應(yīng)用。▲標(biāo)準(zhǔn)型節(jié)流裝置無須實流校準(zhǔn)，即可投用，上海長頸噴嘴流量計哪個廠家質(zhì)量好?！惑w型孔板流量計安裝更簡單，無須引壓管，可直接接差壓變送器和壓力變送器，上海長頸噴嘴流量計哪個廠家質(zhì)量好。 </p> <p> <br /> </p> <p> <br /> 電磁流量計的測量原理不依賴流量的特性，如果管路內(nèi)有一定的湍流與漩渦產(chǎn)生在非測量區(qū)內(nèi)則與測量無關(guān)。上海長頸噴嘴流量計哪個廠家質(zhì)量好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海長頸噴嘴流量計哪個廠家質(zhì)量好,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637436289114609938/9762879.png"></div><p> 電磁流量計的安裝與調(diào)試比其它流量計復(fù)雜，且要求更嚴(yán)格。變送器和轉(zhuǎn)換器必須配套使用，兩者之間不能用兩種不同型號的儀表配用。在安裝變送器時，從安裝地點的選擇到具體的安裝調(diào)試，必須嚴(yán)格按照產(chǎn)品說明書要求進行。安裝地點不能有振動，不能有強磁場。在安裝時必須使變送器和管道有良好的接觸及良好的接地。變送器的電位與被測流體等電位。在使用時，必須排盡測量管中存留的氣體，否則會造成較大的測量誤差。電磁流量計用來測量帶有污垢的粘性液體時，粘性物或沉淀物附著在測量管內(nèi)壁或電極上，使變送器輸出電勢變化，帶來測量誤差，電極上污垢物達到一定厚度，可能導(dǎo)致儀表無法測量。 </p> <p> <br /> </p> <p> <br /> 上海長頸噴嘴流量計哪個廠家質(zhì)量好電磁流量計應(yīng)用領(lǐng)域,大口徑儀表較多應(yīng)用于給排水工程；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海長頸噴嘴流量計哪個廠家質(zhì)量好,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637436288996836659/3226440.png"></div><p style="text-indent:25px">孔板流量計是對標(biāo)準(zhǔn)孔板的改進，是集標(biāo)準(zhǔn)孔板和流動調(diào)整器于一體的新型結(jié)構(gòu)節(jié)省裝置?？装辶髁坑嫷膽?yīng)用于石油、化工、冶金、電力、供熱、供水等范疇的過程控制和丈量。食物、煤炭、交通、農(nóng)業(yè)、修建、輕紡、醫(yī)藥、、化工、環(huán)境保護及人民日常生活等國民經(jīng)濟各個范疇。是開展工農(nóng)業(yè)生產(chǎn)，節(jié)約能源，進步經(jīng)濟效益和管理水平的重要東西。在國民經(jīng)濟中具有較大作用?？装辶髁坑嫷膬?yōu)缺陷剖析孔板流量計孔板流量計的長處：孔板流量計無機械慣性，可丈量正反向的流量?？烧闪颗K污介質(zhì)、腐蝕性介質(zhì)以及懸濁性液固兩相流的流量。可丈量高溫高壓介質(zhì)的流量，如高溫?zé)煔猓邷馗邏赫羝??？装辶髁坑嬢敵鲂盘栔慌c管道均勻流速平方成正比，丈量范圍較寬。傳感器結(jié)構(gòu)簡單，無可動部件，是流量計中運轉(zhuǎn)能耗較低的外表之一?？装辶髁坑嬍堑牧髁客獗?，只需要經(jīng)過干標(biāo)定就可以用來丈量各種介質(zhì)的流量，孔板流量計的優(yōu)缺陷剖析孔板流量計孔板流量計的缺陷：精度較高，造價較高，配套組件較多。比較其他流量計壓力丟失較大點。比較其他流量計等裝置要求較高。</p><p> 熱電偶安裝時應(yīng)放置在盡可能靠近所要測的溫度控制點。為防止熱量沿?zé)犭娕紓髯呋蚍乐贡Ｗo管影響被測溫度，熱電偶應(yīng)浸入所測流體之中，深度至少為直徑的10倍。當(dāng)測量固體溫度時，熱電偶應(yīng)當(dāng)頂著該材料或與該材料緊密接觸。為了使導(dǎo)熱誤差減至小，應(yīng)減小接點附近的溫度梯度。當(dāng)用熱電偶測量管道中的氣體溫度時，如果管壁溫度明顯地較高或較低，則熱電偶將對之輻射或吸收熱量，從而顯著改變被測溫度。這時，可以用一輻射屏蔽罩來使其溫度接近氣體溫度，采用所謂的屏罩式熱電偶。選擇測溫點時應(yīng)具有性，例如測量管道中流體溫度時，熱電偶的測量端應(yīng)處于管道中流速比較大處。一般來說，熱電偶的保護套管末端應(yīng)越過流速中心線。 </p> <p> <br /> </p> <p> <br /> 容積式流量計與差壓式流量計、浮子流量計并列為三類使用量比較大的流量計；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海長頸噴嘴流量計哪個廠家質(zhì)量好,流量計" src="https://tyunfile.71360.com/UploadFile/jszhck/637436289238506436/7289599.png"></div><p> 超聲流量計優(yōu)點:（1）超聲波流量計是一種非接觸式測量儀表，可用來測量不易接觸、不易觀察的流體流量和大管徑流量。它不會改變流體的流動狀態(tài)，不會產(chǎn)生壓力損失，且便于安裝。（2）可以測量強腐蝕性介質(zhì)和非導(dǎo)電介質(zhì)的流量。（3）超聲波流量計的測量范圍大，管徑范圍從20mm～５m.（4）超聲波流量計可以測量各種液體和污水流量。（5）超聲波流量計測量的體積流量不受被測流體的溫度、壓力、粘度及密度等熱物性參數(shù)的影響?？梢宰龀晒潭ㄊ胶捅銛y式兩種形式。 </p> <p> <br /> </p> <p> <br /> 孔板流量計前后產(chǎn)生一個靜壓力差,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；山東孔板流量計銷售價格</p><p style="text-indent:25px">孔板流量計節(jié)流裝置結(jié)構(gòu)易于復(fù)制，簡單、牢固，性能穩(wěn)定可靠，使用期限長，價格低廉。上海長頸噴嘴流量計哪個廠家質(zhì)量好</p><p style="text-indent:25px">差壓式流量計差壓式流量計是根據(jù)安裝于管道中流量檢測件產(chǎn)生的差壓,已知的流體條件和檢測件與管道的幾何尺寸來計算流量的儀表。差壓式流量計由一次裝置(檢測件)和二次裝置(差壓轉(zhuǎn)換和流量顯示儀表)組成。通常以檢測件形式對差壓式流量計分類,如孔板流量計、文丘里流量計、均速管流量計等。二次裝置為各種機械、電子、機電一體式差壓計,差壓變送器及流量顯示儀表。它已發(fā)展為三化(系列化、通用化及標(biāo)準(zhǔn)化)程度很高的、種類規(guī)格龐雜的一大類儀表,它既可測量流量參數(shù),也可測量其它參數(shù)(如壓力、物位、密度等)。差壓式流量計的檢測件按其作用原理可分為:節(jié)流裝置、水力阻力式、離心式、動壓頭式、動壓頭增益式及射流式幾大類。上海長頸噴嘴流量計哪個廠家質(zhì)量好</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2804356.html</p></div></div></div></div></div><div id="rfhovhj" class="page-right twoColRt"><div id="txzbiur" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="y3yfhjf" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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