海南防腐蝕熱電偶保護(hù)管經(jīng)銷商鄒平奧翔硅碳供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" 熱電偶的結(jié)構(gòu)形式為了保證熱電偶可靠、穩(wěn)定地工作，對(duì)它的結(jié)構(gòu)要求如下：1、組成熱電偶的兩個(gè)熱電極的焊接必須牢固；2、兩個(gè)熱電極彼此之間應(yīng)很好地絕緣，以防短路；3、補(bǔ)償導(dǎo)線與熱電偶自由端的連接要方"><meta name="keywords" content="海南防腐蝕熱電偶保護(hù)管經(jīng)銷商"><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 http-equiv="Cache-Control" 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clearfix"><h1>海南防腐蝕熱電偶保護(hù)管經(jīng)銷商鄒平奧翔硅碳供應(yīng)</h1><div id="3u2vxpo" class="proBig"><div id="smoliur" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998420287924804_zbwuzi_4882160.JPG" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="8pta8yc" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998420287924804_zbwuzi_4882160.JPG" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="u3dkhoq" 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>山東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>海南防腐蝕熱電偶保護(hù)管經(jīng)銷商</p><p><span>***更新：</span>2020-05-31 10:04:45</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="hpsuwda" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">鄒平縣奧翔硅碳制品有限公司</a></p><p><span>聯(lián)系人：</span>張洪恩</p><p><span>郵箱: </span>13884861614@163.com</p><p><span>電話: </span>13884861614</p><p><span>傳真: </span>0543_4534117</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0543-4533667</p><p><span>地址: </span>山東省鄒平市臨池鎮(zhèn)望京村</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="yc3npgn" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="l7qnzli" class="box"><p><p> 熱電偶的結(jié)構(gòu)形式為了保證熱電偶可靠、穩(wěn)定地工作，對(duì)它的結(jié)構(gòu)要求如下：1、組成熱電偶的兩個(gè)熱電極的焊接必須牢固；2、兩個(gè)熱電極彼此之間應(yīng)很好地絕緣，以防短路；3、補(bǔ)償導(dǎo)線與熱電偶自由端的連接要方便可靠；4、保護(hù)套管應(yīng)能保證熱電極與有害介質(zhì)充分隔離。兩種不同成份的導(dǎo)體（稱為熱電偶絲材或熱電極）兩端接合成回路，海南防腐蝕熱電偶保護(hù)管經(jīng)銷商，當(dāng)兩個(gè)接合點(diǎn)的溫度不同時(shí)，在回路中就會(huì)產(chǎn)生電動(dòng)勢(shì)，這種現(xiàn)象稱為熱電效應(yīng)，而這種電動(dòng)勢(shì)稱為熱電勢(shì)。熱電偶就是利用這種原理進(jìn)行溫度測量的，其中，直接用作測量介質(zhì)溫度的一端叫做工作端（也稱為測量端），另一端叫做冷端（也稱為補(bǔ)償端）；冷端與顯示儀表或配套儀表連接，海南防腐蝕熱電偶保護(hù)管經(jīng)銷商，顯示儀表會(huì)指出熱電偶所產(chǎn)生的熱電勢(shì)。熱電偶實(shí)際上是一種能量轉(zhuǎn)換器，它將熱能轉(zhuǎn)換為電能，海南防腐蝕熱電偶保護(hù)管經(jīng)銷商，用所產(chǎn)生的熱電勢(shì)測量溫度，對(duì)于熱電偶的熱電勢(shì)，應(yīng)注意如下幾個(gè)問題：1、熱電偶的熱電勢(shì)是熱電偶工作端的兩端溫度函數(shù)的差，而不是熱電偶冷端與工作端，兩端溫度差的函數(shù)；2、熱電偶所產(chǎn)生的熱電勢(shì)的大小，當(dāng)熱電偶的材料是均勻時(shí)，與熱電偶的長度和直徑無關(guān)，只與熱電偶材料的成份和兩端的溫差有關(guān)；3、當(dāng)熱電偶的兩個(gè)熱電偶絲材料成份確定后，熱電偶熱電勢(shì)的大小。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南防腐蝕熱電偶保護(hù)管經(jīng)銷商" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998420287924804_zbwuzi_4882160.JPG"></div><p> 熱電偶因其性能穩(wěn)定、準(zhǔn)確可靠、結(jié)構(gòu)簡單、使用方便、測溫范圍廣、信號(hào)可遠(yuǎn)傳等優(yōu)點(diǎn)，在工業(yè)生產(chǎn)和科學(xué)研究等領(lǐng)域中已成為應(yīng)用**普遍的感溫元件。在其測溫過程中，熱電偶保護(hù)管發(fā)揮著重要作用。熱電偶保護(hù)管材料性能影響熱電偶的長期穩(wěn)定性和使用壽命等各項(xiàng)性能指標(biāo)。特別是在高溫下工作的熱電偶，對(duì)其材料有更高的要求。比如鋼水連續(xù)測溫，熱電偶保護(hù)套管不但要承受高溫，還要受到熾熱鋼水的腐蝕和沖擊。而在循環(huán)流化床鍋爐中測溫時(shí)，不但有高溫氧化和高溫腐蝕，還有流動(dòng)性粉體的高溫沖蝕磨損。如此惡劣的工作環(huán)境對(duì)保護(hù)套管材料是嚴(yán)峻的考驗(yàn)，也給工程技術(shù)人員出了一道難題——如何經(jīng)濟(jì)實(shí)用的解決高溫環(huán)境下的熱電偶保護(hù)套管的失效問題。**近很多客戶聯(lián)系我們，把他們?cè)跓犭娕急Ｗo(hù)管的使用過程中遇到的問題向我們請(qǐng)教，希望我們能給予幫助，小編就這些問題中的關(guān)于熱電偶保護(hù)管安裝方面的知識(shí)與大家共同探討一下，希望能給廣大客戶朋友們帶來啟發(fā)與幫助，讓大家對(duì)熱電偶保護(hù)管有一個(gè)深層次的了解。這樣大家在以后使用過程中時(shí)也能做到心中有數(shù)，不慌不忙，發(fā)揮出熱電偶保護(hù)管的比較大作用。1、安裝的位置。熱電偶保護(hù)管的安裝應(yīng)盡可能靠近欲測的溫度控制點(diǎn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南防腐蝕熱電偶保護(hù)管經(jīng)銷商" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238610542988281/7120477.jpg"></div><p style="text-indent:25px">熱電偶材料不均勻性引起的誤差：此誤差和材料不均勻程度有關(guān)溫度變化越大，使熱電極各點(diǎn)溫度的差值越大，則材料不均勻性的影響也就越大。解決方法：可用退火的方法把它減弱，但無法完全消除。測量儀表的誤差：該誤差的大小是由儀表的精度等級(jí)決定的。解決方法：應(yīng)定期檢定效準(zhǔn)，保證儀表的精確度等級(jí)。動(dòng)態(tài)誤差：溫度變化后，測溫儀表來不及立即指出變化了的溫度，因而引起讀數(shù)誤差。熱電偶時(shí)間常數(shù)的大小是決定動(dòng)態(tài)誤差大小的主要因素。解決方法：對(duì)于快送變化的溫度，由于測溫元件的熱憜性，動(dòng)態(tài)誤差可能很大，必須采用小慣熱電偶或選取采樣數(shù)率較高的儀表解決。采用導(dǎo)熱性能好的材料做保護(hù)管，管壁要薄，內(nèi)徑要小。減小保護(hù)管與熱電偶測量端之間的空氣間隙。增加測量端介質(zhì)的流速，加快對(duì)流傳熱。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南防腐蝕熱電偶保護(hù)管經(jīng)銷商" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998420287924804_zbwuzi_3524777.jpg"></div></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/97513.html</p></div></div></div></div></div><div id="x3m7lm7" class="page-right twoColRt"><div id="qk8euci" class="box01 margin10 clearfix"><h3><a 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