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class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://m.cdcfah.com/">首頁?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/first-_jxjxysb/">機械及行業(yè)設(shè)備</a>?<a href="http://m.cdcfah.com/cp/second-jxjxysb_drsb/">電熱設(shè)備</a>?<a href="http://m.cdcfah.com/cp/third-drsb_redianou/">熱電偶</a>?遼寧碳化硅熱電偶保護(hù)管廠家直銷鄒平奧翔硅碳供應(yīng)</p><div id="auwo7kv" class="leftbox clearfix"><h1>遼寧碳化硅熱電偶保護(hù)管廠家直銷鄒平奧翔硅碳供應(yīng)</h1><div id="zda7bts" class="proBig"><div id="vkh8spz" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238610543173828/1161240.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="auro2mo" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238610543173828/1161240.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="8a2cjln" 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>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>遼寧碳化硅熱電偶保護(hù)管廠家直銷,熱電偶保護(hù)管</p><p><span>***更新：</span>2020-08-10 09:01:37</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="i2sz8mo" 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: </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="ktlda8b" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="ixe38vc" class="box"><p><p style="text-indent:25px">熱電偶的種類及結(jié)構(gòu)形成（1）熱電偶的種類常用熱電偶可分為標(biāo)準(zhǔn)熱電偶和非標(biāo)準(zhǔn)熱電偶兩大類。所調(diào)用標(biāo)準(zhǔn)熱電偶是指標(biāo)準(zhǔn)規(guī)定了其熱電勢與溫度的關(guān)系、允許誤差、并有統(tǒng)一的標(biāo)準(zhǔn)分度表的熱電偶，它有與其配套的顯示儀表可供選用。非標(biāo)準(zhǔn)化熱電偶在使用范圍或數(shù)量級上均不及標(biāo)準(zhǔn) 化熱電偶，一般也沒有統(tǒng)一的分度表，主要用于某些特殊場合的測量。標(biāo)準(zhǔn)化熱電偶我國從1988年1月1日起，熱電偶和熱電阻全部按IEC國際標(biāo)準(zhǔn)生產(chǎn)，并指定S，遼寧碳化硅熱電偶保護(hù)管廠家直銷、B、E、K、R、J、T七種標(biāo)準(zhǔn)化熱電偶為我國統(tǒng)一設(shè)計型熱電偶。 (2)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，對它的結(jié)構(gòu)要求如下： ① 組成熱電偶的兩個熱電極的焊接必須牢固； ② 兩個熱電極彼此之間應(yīng)很好地絕緣，遼寧碳化硅熱電偶保護(hù)管廠家直銷，遼寧碳化硅熱電偶保護(hù)管廠家直銷，以防短路； ③ 補償導(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。奧翔硅碳以誠信為根本，以質(zhì)量服務(wù)求生存。遼寧碳化硅熱電偶保護(hù)管廠家直銷</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="遼寧碳化硅熱電偶保護(hù)管廠家直銷,熱電偶保護(hù)管" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238610543173828/1161240.jpg"></div><p> [2]SiC高溫陶瓷因具有良好耐高溫性能、導(dǎo)熱性能、**度、高硬度、低密度、較小熱膨脹系數(shù)和良好的抗氧化、耐磨損等性能，使其成為在1400℃以上測溫保護(hù)套管的優(yōu)先。然而普通SiC由于氣孔率高，造成高溫強度低、脆性較大等原因，使用中容易導(dǎo)致脆斷，造成熱電偶絲的污染，嚴(yán)重影響了熱電偶的可靠性。因此，作為測溫保護(hù)套管使用的SiC材料，應(yīng)具備耐高溫、抗氧化、**度、高硬度、抗沖刷、耐腐蝕及耐溫度劇變性能等一系列的優(yōu)點，才能保證確保熱電偶在1400℃左右的高溫環(huán)境下長期穩(wěn)定使用，滿足冶金、煤化工領(lǐng)域的工業(yè)生產(chǎn)需求。性能要求編輯制作高溫條件下應(yīng)用的熱電偶保護(hù)套管，材料除具備普通熱電偶要求的氣密性、機械強度、穩(wěn)定性及導(dǎo)熱性外，還要求：（1）耐高溫：在熱電偶溫度測量上限使用，不產(chǎn)生變質(zhì)和變形，在高溫下抗氧化性能好。（2）熱強性：在熱電偶使用溫度下不軟化。（3）耐蝕性：當(dāng)熱電偶保護(hù)套管必須浸入熔融金屬、玻璃、熔鹽及腐蝕性氣體中時，應(yīng)具有對這些介質(zhì)的耐蝕性。（4）一定的耐溫度劇變的性能，抗熱震的綜合性能，熱導(dǎo)高，熱膨脹小。材料分類：1金屬材料該類材料的特點是機械強度高、韌性好及抗渣性好。遼寧碳化硅熱電偶保護(hù)管廠家直銷選擇奧翔硅碳，就是選擇質(zhì)量、真誠和未來。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="遼寧碳化硅熱電偶保護(hù)管廠家直銷,熱電偶保護(hù)管" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998420287768645_zbwuzi_5855056.jpg"></div><p>而熱響應(yīng)時間主要取決于傳感器的結(jié)構(gòu)及測量條件，差別極大。對于氣體介質(zhì)，尤其是靜止氣體，至少應(yīng)保持30min以上才能達(dá)到平衡；對于液體而言，**快也要在5min以上?？傊蔁醾鲗?dǎo)而引起的誤差，與插入深度有關(guān)。而插入深度又與保護(hù)管材質(zhì)有關(guān)。金屬保護(hù)管因其導(dǎo)熱性能好，其插入深度應(yīng)該深一些，陶瓷材料絕熱性能好，可插入淺一些。對于工程測溫，其插入深度還與測量對象是靜止或流動等狀態(tài)有關(guān)，如流動的液體或高速氣流溫度的測量，將不受上述限制，熱電偶保護(hù)管插入深度可以淺一些，具體數(shù)值應(yīng)由實驗確定。一般熱電偶（熱電阻）都帶有保護(hù)套管。然而熱電偶保護(hù)管的使用將使測溫元件的熱滯后增加。因為當(dāng)介質(zhì)溫度發(fā)生變化時，被測介質(zhì)需先加熱套管，然后套管加熱測溫元件，所以，由測溫元件反映出來的溫度往往比實際的變化要滯后一段時間，甚至可能由于跟不上實際溫度的迅速變化而比實際溫度低一些。保護(hù)套管的壁越厚，傳熱滯后也越大。因此，測溫元件必須與熱電偶保護(hù)管保持良好的接觸。</p><p style="text-indent:25px">熱電偶是工業(yè)上**常用的溫度檢測元件之一。其優(yōu)點是： ①測量精度高。因熱電偶直接與被測對象接觸，不受中間介質(zhì)的影響。 ②測量范圍廣。常用的熱電偶從-50~+1600℃均可邊續(xù)測量，某些特殊熱電偶比較低可測到-269℃（如金鐵鎳鉻），比較高可達(dá)+2800℃（如鎢-錸）。 ③構(gòu)造簡單，使用方便。熱電偶通常是由兩種不同的金屬絲組成，而且不受大小和開頭的限制，外有保護(hù)套管，用起來非常方便。 1．熱電偶測溫基本原理將兩種不同材料的導(dǎo)體或半導(dǎo)體A和B焊接起來，構(gòu)成一個閉合回路。當(dāng)導(dǎo)體A和B的兩個執(zhí)著點1和2之間存在溫差時，兩者之間便產(chǎn)生電動勢,因而在回路中形成一個大小的電流,這種現(xiàn)象稱為熱電效應(yīng)。熱{TodayHot}電偶就是利用這一效應(yīng)來工作的。奧翔硅碳以創(chuàng)百年企業(yè)、樹百年品牌為使命，傾力為客戶創(chuàng)造更大利益！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="遼寧碳化硅熱電偶保護(hù)管廠家直銷,熱電偶保護(hù)管" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238610543115234/5363422.jpg"></div><p>熱電偶保護(hù)管是**常用的測溫器件之一，它直接測量溫度，并把溫度信號轉(zhuǎn)換成熱電動勢信號，通過電氣儀表轉(zhuǎn)換成被測介質(zhì)的溫度，對于溫度不斷變化的被測場所，尤其是瞬間變化過程，全過程*1秒鐘，則要求傳感器的響應(yīng)時間在毫秒級。因此，熱電偶保護(hù)管普通的溫度傳感器不*跟不上被測對象的溫度變化速度出現(xiàn)滯后，而且也會因達(dá)不到熱平衡而產(chǎn)生測量誤差。比較好選擇響應(yīng)快的傳感器。對熱電偶而言除保護(hù)管影響外，熱電偶的測量端直徑也是其主要因素，即偶絲越細(xì)，測量端直徑越小，其熱響應(yīng)時間越短。因為熱電偶溫度傳感器具有測量范圍寬、精度高以及響應(yīng)時間快等優(yōu)點，所以得到普遍的使用。插入深度，熱電偶測溫點的選擇是**重要的。測溫點的位置，對于生產(chǎn)工藝過程而言，一定要具有典型性，否則將失去測量與控制的意義。熱電偶插入被測場所時，沿著傳感器的長度方向?qū)a(chǎn)生熱流。當(dāng)環(huán)境溫度低時就會有熱損失。致使熱電偶溫度傳感器與被測對象的溫度不一致而產(chǎn)生測溫誤差。接觸法測溫的基本原理是測溫元件要與被測對象達(dá)到熱平衡。因此在測溫時需要保持一定時間，才能使兩者達(dá)到熱平衡。而保持時間的長短，同測溫元件的熱響應(yīng)時間有關(guān)。奧翔硅碳產(chǎn)品適用范圍廣，產(chǎn)品規(guī)格齊全，歡迎咨詢。遼寧碳化硅熱電偶保護(hù)管廠家直銷</p><p style="text-indent:25px">奧翔硅碳產(chǎn)品**國內(nèi)。遼寧碳化硅熱電偶保護(hù)管廠家直銷</p><p style="text-indent:25px">熱電偶處于能夠真正**被測介質(zhì)溫度的地方。熱電偶應(yīng)有足夠的插入深度，一般不少于熱電偶保護(hù)管外徑的8～10倍。防止熱損失。保護(hù)管露外部應(yīng)盡可能短，并加保溫層。若被測介質(zhì)具有負(fù)壓，熱電偶安裝必須嚴(yán)格密封，以免外界冷空氣進(jìn)入影響測量的準(zhǔn)確性。安裝地點，應(yīng)盡量避開其熱源、強磁場、電場的干擾。現(xiàn)場使用引入的測量誤差。參考端溫度過高引入的測量誤差;參考端溫度過高的測量誤差分析; 因為補償導(dǎo)線在(0～100)℃范圍內(nèi)，補償導(dǎo)線熱電特性與熱電偶的熱電特性相同。超過此溫度范圍，補償導(dǎo)線與熱電偶熱電特性相差很大，從而造成測量誤差。解決方法：熱電偶保護(hù)管與爐壁之間的空隙應(yīng)使用絕熱物堵塞，避免爐溫的熱輻射，使參考端保持在100℃以內(nèi)。遼寧碳化硅熱電偶保護(hù)管廠家直銷</p><p style="text-indent:25px">鄒平縣奧翔硅碳制品有限公司創(chuàng)立于2002-03-27，總部位于山東省濱州市，是一家硅碳棒，硅碳管，熱電偶保護(hù)管。等直徑硅碳棒，U型硅碳棒，螺紋硅碳棒，碳化硅制品，碳化硅結(jié)合氮化硅，碳化硅保護(hù)管，氮化硅保護(hù)管，碳化硅窯具！硅碳棒夾具，粗端式硅碳棒。門型硅碳棒，槍型硅碳棒，升液管，輻射管的公司。公司自2002-03-27成立以來，投身于[ "硅碳棒廠家", "碳化硅保護(hù)管", "熱電偶保護(hù)管", "碳化硅結(jié)合氮化硅" ]，是機械及行業(yè)設(shè)備的主力軍。公司堅持以技術(shù)創(chuàng)新為發(fā)展引擎，以客戶滿意為動力，目前擁有51~100人專業(yè)人員，年營業(yè)額達(dá)到50-100萬元。鄒平奧翔硅碳供應(yīng)始終關(guān)注機械及行業(yè)設(shè)備行業(yè)。海納百川，有容乃大，國內(nèi)外同行的智慧都是促使我們前行的力量。</p></p><br /><p>文章來源地址: 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