溫州流量計供應(yīng) 服務(wù)為先上海翼爾電子科技供應(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="孔板流量計保證測量精度的措施：1，孔板流量計進(jìn)行逐臺標(biāo)定。大家都知道，標(biāo)準(zhǔn)孔板只要設(shè)計制造參照相關(guān)標(biāo)準(zhǔn)，不需要實流標(biāo)定就可以直接使用。因為流出系數(shù)可以直接由軟件算出，但是計算機(jī)計算畢竟的比較理想的，和現(xiàn)場環(huán)境還是有一定差別的，所以，為了保證"><meta name="keywords" content="溫州流量計供應(yīng),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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alt="找產(chǎn)品網(wǎng)"></a></span><span id="ooy42um" class="tigs"> 發(fā)信息做推廣就找產(chǎn)品網(wǎng)<br />企業(yè)電商信息綜合服務(wù)平臺 </span><div id="awmcgqa" class="searchbox"><div id="ociqws2" class="searchLt"><div id="4aiqoes" class="tabs"><a href="JavaScript:;" data-type="product" class="active">產(chǎn)品</a><a href="JavaScript:;" data-type="member" class="">公司</a><a href="JavaScript:;" data-type="article" class="">資訊</a><a href="JavaScript:;" data-type="exhibition" class="">展會</a></div><div id="8w24yoa" class="clearfix searchWrap"><div id="aeeukqo" class="searchInput"><input type="text" name="keywords" placeholder="請輸入搜索關(guān)鍵詞" id="kd"><a href="javascript:void(0)" class="searchBtn" id="search">搜索</a></div></div></div></div></header><nav class="navbox"><div id="yssigek" class="container"><ul><li id = "index_index"><a href="http://www.cdcfah.com/"><span>首頁</span></a></li><li id = "index_company"><a ><span>企業(yè)名錄</span></a></li><li id = "index_product"><a 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服務(wù)為先上海翼爾電子科技供應(yīng)</h1><div id="wiqoeao" class="proBig"><div id="eci4mqc" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407039157597203/7235689.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="a4mkmcq" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407039157597203/7235689.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="4kqoe2i" 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(guān)鍵詞：</span>溫州流量計供應(yīng),流量計</p><p><span>***更新：</span>2020-12-09 08:24:02</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="42gygec" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海翼爾電子科技有限公司</a></p><p><span>聯(lián)系人：</span>趙“S</p><p><span>郵箱: </span>yeertec@163.com</p><p><span>電話: </span>13361991561</p><p><span>傳真: </span>021_57155131</p><p><span>網(wǎng)址: </span>http://www.yeer-tec.com</p><p><span>手機(jī): </span>021-57488360</p><p><span>地址: </span>海灣旅游區(qū)莘奉公路4960號110室</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="ioeesio" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="i4kiywc" class="box"><p><p style="text-indent:25px">孔板流量計保證測量精度的措施：1，孔板流量計進(jìn)行逐臺標(biāo)定。大家都知道，標(biāo)準(zhǔn)孔板只要設(shè)計制造參照相關(guān)標(biāo)準(zhǔn)，不需要實流標(biāo)定就可以直接使用。因為流出系數(shù)可以直接由軟件算出，但是計算機(jī)計算畢竟的比較理想的，和現(xiàn)場環(huán)境還是有一定差別的，所以，為了保證測量精度，溫州流量計供應(yīng)，建議對每臺流量計進(jìn)行實流標(biāo)定，把標(biāo)定出的流出系數(shù)和計算結(jié)果進(jìn)行比對，算出差值，進(jìn)行修正。2，雷諾數(shù)修正，孔板流量計的流量系數(shù)和雷諾數(shù)之間有確定的關(guān)系，當(dāng)質(zhì)量流量變化時，雷諾數(shù)成正比變化，因而引起流量系數(shù)的變化。3,溫度對孔板流量計的影響及其修正，流體溫度變化引起密度的變化，從而導(dǎo)致差壓和流量之間的關(guān)系變化，其次，溫度變化引起管道內(nèi)徑，孔板開孔的變化，對溫度變化的修正，就是采取溫度儀表測量現(xiàn)場溫度進(jìn)而輸入到二次儀表中來修正溫度變化而導(dǎo)致的誤差。4，可膨脹性校正?？装辶髁坑嫓y量蒸汽，溫州流量計供應(yīng)，氣體流量時，必須進(jìn)行流體的可膨脹性校正，具體校正系數(shù)可以參照節(jié)流裝置設(shè)計手冊。5，溫州流量計供應(yīng)，蒸汽質(zhì)量流量的計算，孔板流量計測量蒸汽時，先由差壓信號求得流量值，再由蒸汽溫度，壓力值查表得出密度，來計算蒸汽流量質(zhì)量。渦輪流量計垂直安裝時流體方向必須向上。溫州流量計供應(yīng)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="溫州流量計供應(yīng),流量計" src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407039157597203/7235689.png"></div><p style="text-indent:25px">電磁流量計如安裝保養(yǎng)不當(dāng)，會影響測量精度和其它性能，嚴(yán)重時會使儀表工作不正常，日常維護(hù)主要包含巡回檢查及定期維護(hù)。1、巡回檢查，每班至少進(jìn)行兩次巡回檢查，內(nèi)容包括：①、向當(dāng)班工藝人員了解儀表運(yùn)行情況；②、查看儀表指示是否正常；③、查看儀表供電是否正常；④、查看表體(連接管路、線路)是否有泄漏、損壞、腐蝕；⑤、發(fā)現(xiàn)問題應(yīng)及時處理，并做好巡回檢查記錄。2、定期維護(hù)，定期維護(hù)內(nèi)容包括：①、每班做好運(yùn)行情況的檢修記錄；②、每周進(jìn)行一次儀表清潔工作；③、每月進(jìn)行一次儀表運(yùn)行情況的阻尼檢查；④、每三個月進(jìn)行一次儀表零位調(diào)校；⑤、每六個月進(jìn)行一次傳感器電極清洗。溫州流量計供應(yīng)流量計不可以讓硬物劃傷挫傷，以及破壞表面的光潔度。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="溫州流量計供應(yīng),流量計" src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407039069628540/5795593.png"></div><p style="text-indent:25px">流量計（電磁流量計、渦街流量計、渦輪流量計）在冬天，特別北方的冬天，跟著氣溫的下降，當(dāng)被測介質(zhì)經(jīng)過丈量管線傳送到變送器時，常呈現(xiàn)環(huán)境溫度過低發(fā)作凍住、凝固、分出結(jié)晶等表象，因環(huán)境溫度過低而超出所運(yùn)用外表的正常作業(yè)溫度區(qū)間，直接影響到外表丈量顯現(xiàn)的準(zhǔn)確性。而壓力、流量、液位、溫度等各類外表點(diǎn)，其丈量介質(zhì)多為液體，受低溫的影響，更簡單形成丈量誤差，嚴(yán)重者可能引發(fā)中毒、火災(zāi)、爆破等安全事故。每年一入冬，儀器外表的防寒防凍作業(yè)顯得尤為重要。而一些大型的儀器外表用戶更是紛繁提早做好預(yù)備應(yīng)對，比方電廠、石油、化工、水廠等都擬定了適合于自個企業(yè)的外表防寒防凍作業(yè)的準(zhǔn)則，并對外表的進(jìn)行防凍、排污處理等等各個方面的作業(yè)。這一期，咱們就來評論一下外表用戶怎么進(jìn)行冬天外表防寒防凍作業(yè)。要做好儀器外表的防凍，產(chǎn)品的選型是一個要害，在前期設(shè)備外表時，外表用戶就應(yīng)該思考外表地址的工況條件，選帶保溫設(shè)備型外表。依據(jù)外表的種類用處及擬設(shè)備地理位置，提出該外表的保溫防凍需要，再提交與廠家來處理。</p><p style="text-indent:25px">渦輪流量計正確安裝完畢之后，先不要忙著使用。先要查看一下安裝盒接線是否有問題，如果發(fā)現(xiàn)了問題應(yīng)該及時的進(jìn)行處理，這樣才能保證日后的正常使用。由于一些人員的操作經(jīng)驗不足，所以一定要認(rèn)認(rèn)真真的研究一下渦輪流量計說明書。對于初次運(yùn)行中所遇到的問題，要善于分析思索。整套電磁流量計是已在制造廠流量校準(zhǔn)裝置上調(diào)整校準(zhǔn)好的，只要核對傳感器和轉(zhuǎn)換器配套號、儀表系數(shù)是否正確等，一般渦輪流量計不經(jīng)任何調(diào)整就可以投入運(yùn)行。把原來調(diào)整好的整套儀表搞亂。差壓式流量計是根據(jù)安裝于管道中流量檢測件與流體相互作用產(chǎn)生的差壓。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="溫州流量計供應(yīng),流量計" src="https://tyunfile.71360.com/UploadFile/yierdianzi/637407039135194909/4113195.png"></div><p style="text-indent:25px">浮子流量計有就地顯示型和智能遠(yuǎn)傳型，帶有指針顯示，瞬時流量，累積流量，液晶顯示，上下限報警輸出，累積脈沖輸出，標(biāo)準(zhǔn)的二線制4-20mA電流輸出等多種形式，為用戶提供了非常廣闊的選擇空間。另外該儀表采用高質(zhì)量的MCU微處理系統(tǒng)，保證了流量計在各種應(yīng)用場所的優(yōu)良性能。浮子流量計使用時指針抖動的原因：1.浮子流量計輕微指針抖動：一般由于介質(zhì)波動引起，可采用增加阻尼的方式來克服。2.中度指針抖動：一般由于介質(zhì)流動狀態(tài)造成。對于氣體一般由于介質(zhì)操作壓力不穩(wěn)造成，可采用穩(wěn)壓或穩(wěn)流裝置來克服或加大浮子流量計氣阻尼。3.劇烈指針抖動：主要由于介質(zhì)脈動，氣壓不穩(wěn)或用戶給出的氣體操作狀態(tài)的壓力、溫度、流量與金屬管浮子流量計實際的狀態(tài)不符，有較大差異造成浮子流量計過量程。大部分轉(zhuǎn)子流量計必須垂直安裝在無振動的管道上，不應(yīng)有明顯的傾斜。溫州流量計供應(yīng)</p><p style="text-indent:25px">容積式流量計，又稱定排量流量計，簡稱PD流量計。溫州流量計供應(yīng)</p><p style="text-indent:25px">在電磁流量計附近加負(fù)壓防止閥，打開閥門接通大氣壓，以防止在傳感器內(nèi)產(chǎn)生負(fù)壓。電磁流量計下游接有垂直管道時，若用流量傳感器上游閥門來關(guān)閉或調(diào)節(jié)流量，傳感器測量管內(nèi)將形成負(fù)壓。為了防止負(fù)壓，需加背壓或使用下游閥門來調(diào)節(jié)和關(guān)閉流量。電磁流量計適當(dāng)?shù)木S護(hù)空間，大口徑流量計往往安裝在儀表井內(nèi)，為了管道安裝、接線、檢查和維護(hù)的方便，需要留有適當(dāng)?shù)目臻g。為了觀測、接線和維護(hù)的方便，儀表安裝應(yīng)距地面有一定的高度，以便于清洗、安裝。溫州流量計供應(yīng)</p><p style="text-indent:25px">上海翼爾電子科技有限公司主要經(jīng)營范圍是儀器儀表，擁有一支專業(yè)技術(shù)團(tuán)隊和良好的市場口碑。公司自成立以來，以質(zhì)量為發(fā)展，讓匠心彌散在每個細(xì)節(jié)，公司旗***量，壓力，溫度，物液位深受客戶的喜愛。公司將不斷增強(qiáng)企業(yè)重點(diǎn)競爭力，努力學(xué)習(xí)行業(yè)知識，遵守行業(yè)規(guī)范，植根于儀器儀表行業(yè)的發(fā)展。在社會各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗，為客戶成功提供堅實有力的支持。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2331692.html</p></div></div></div></div></div><div id="y020cq2" class="page-right twoColRt"><div id="x4pwyfm" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="szwykro" 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="ry8uebn" class="recomPic likePro"><a 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