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class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產品供應</a>?<a href="http://www.cdcfah.com/cp/first-_jxjxysb/">機械及行業(yè)設備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_drsb/">電熱設備</a>?<a href="http://www.cdcfah.com/cp/third-drsb_redianou/">熱電偶</a>?海南鋼廠熱電偶保護管廠價直銷鄒平奧翔硅碳供應</p><div id="sgdfc3s" class="leftbox clearfix"><h1>海南鋼廠熱電偶保護管廠價直銷鄒平奧翔硅碳供應</h1><div id="7smo73s" class="proBig"><div id="hqsubdi" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238610542988281/7120477.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="dxo3rip" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238610542988281/7120477.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="scegd7y" class="content"><p><span>需求數量：</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>產品關鍵詞：</span>海南鋼廠熱電偶保護管廠價直銷,熱電偶保護管</p><p><span>***更新：</span>2020-08-17 03:02:30</p><p><span id="click" >瀏覽次數：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="sg3zg2m" 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="cwqnpoq" class="page-proshow02"><p class="title">詳細說明</p><div id="xwdf7jk" class="box"><p><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溫度變化越大，使熱電極各點溫度的差值越大，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決定的。解決方法：應定期檢定效準，保證儀表的精確度等級。動態(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，因而引起讀數誤差。熱電偶時間常數的大小是決定動態(tài)誤差大小的主要因素。解決方法：對于快送變化的溫度，由于測溫元件的熱憜性，動態(tài)誤差可能很大，海南鋼廠熱電偶保護管廠價直銷，必須采用小慣熱電偶或選取采樣數率較高的儀表解決。采用導熱性能好的材料做保護管，管壁要薄，內徑要小。減小保護管與熱電偶測量端之間的空氣間隙，海南鋼廠熱電偶保護管廠價直銷。增加測量端介質的流速，加快對流傳熱，海南鋼廠熱電偶保護管廠價直銷。奧翔硅碳技術力量雄厚，工裝設備和檢測儀器齊備，檢驗與實驗手段完善。海南鋼廠熱電偶保護管廠價直銷</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南鋼廠熱電偶保護管廠價直銷,熱電偶保護管" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238610542988281/7120477.jpg"></div><p> 二次儀表）轉換成被測介質的溫度。各種熱電偶的外形常因需要而極不相同，但是它們的基本結構卻大致相同，通常由熱電極、絕緣套保護管和接線盒等主要部分組成，通常和顯示儀表、記錄儀表及電子調節(jié)器配套使用。在工業(yè)生產過程中，溫度是需要測量和控制的重要參數之一。在溫度測量中，熱電偶的應用極為普遍，它具有結構簡單、制造方便、測量范圍廣、精度高、慣性小和輸出信號便于遠傳等許多優(yōu)點。另外，由于熱電偶是一種無源傳感器，測量時不需外加電源，使用十分方便，所以常被用作測量爐子、管道內的氣體或液體的溫度及固體的表面溫度。當有兩種不同的導體或半導體A和B組成一個回路，其兩端相互連接時，只要兩結點處的溫度不同，一端溫度為T，稱為工作端或熱端，另一端溫度為T0，稱為自由端（也稱參考端）或冷端，回路中將產生一個電動勢，該電動勢的方向和大小與導體的材料及兩接點的溫度有關。這種現象稱為“熱電效應”，兩種導體組成的回路稱為“熱電偶”，這兩種導體稱為“熱電極”，產生的電動勢則稱為“熱電動勢”。熱電動勢由兩部分電動勢組成，一部分是兩種導體的接觸電動勢，另一部分是單一導體的溫差電動勢。熱電偶回路中熱電動勢的大小。海南鋼廠熱電偶保護管廠價直銷我公司將以優(yōu)良的產品，周到的服務與尊敬的用戶攜手并進！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南鋼廠熱電偶保護管廠價直銷,熱電偶保護管" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998420287924804_zbwuzi_7800625.jpg"></div><p> 必須在測量元件上加保護外套。熱電偶/熱電阻的安裝部位還應考慮其拆裝、維修、校驗的足夠空間和場地，具有較長保護管的熱電偶、熱電阻應能方便地拆裝。主要分類:1、按固定裝置型式分類熱電偶作為主要測溫手段，用途十分普遍，因而對固定裝置和技術性能有多種要求，因此熱電偶的固定裝置分為六種：無固定裝置式、螺紋式、固定法蘭式、活動法蘭式、活動法蘭角尺形式、錐形保護管式六種。2、按裝配及結構方式分類根據熱電偶的性能結構方式可分為：可拆卸式熱電偶、隔爆式熱電偶、鎧裝熱電偶和壓彈簧固定式熱電偶等特殊用途的熱電偶。對熱電偶與熱電阻的安裝，應注意有利于測溫準確，熱電偶（圖6）熱電偶（圖6）安全可靠及維修方便，而且不影響設備運行和生產操作.要滿足以上要求，在選擇對熱電偶和熱電阻的安裝部位和插入深度時要注意以下幾點：1、為了使熱電偶和熱電阻的測量端與被測介質之間有充分的熱交換，應合理選擇測點位置，盡量避免在閥門，彎頭及管道和設備的死角附近裝設熱電偶或熱電阻。2、帶有保護套管的熱電偶和熱電阻有傳熱和散熱損失，為了減少測量誤差，熱電偶和熱電阻應該有足夠的插入深度：（1）對于測量管道中心流體溫度的熱電偶。</p><p>熱電偶保護管是**常用的測溫器件之一，它直接測量溫度，并把溫度信號轉換成熱電動勢信號，通過電氣儀表轉換成被測介質的溫度，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時間在毫秒級。因此，熱電偶保護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滯后，而且也會因達不到熱平衡而產生測量誤差。比較好選擇響應快的傳感器。對熱電偶而言除保護管影響外，熱電偶的測量端直徑也是其主要因素，即偶絲越細，測量端直徑越小，其熱響應時間越短。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將產生熱流。當環(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到熱平衡。因此在測溫時需要保持一定時間，才能使兩者達到熱平衡。而保持時間的長短，同測溫元件的熱響應時間有關。奧翔硅碳從國內外引進了一大批先進的設備，實現了工程設備的現代化。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="海南鋼廠熱電偶保護管廠價直銷,熱電偶保護管" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238610542988281/9314741.jpg"></div><p> 4、隔爆型熱電偶。隔爆型熱電偶基本參數與普通型熱電偶一樣，區(qū)別在于采用了防爆結構的接線盒。當生產現場存在易燃易爆氣體的條件下必須使用隔爆型熱電偶。5、表面型熱電偶。表面型熱電偶是利用真空鍍膜法將兩電極材料蒸鍍在絕緣基底上的薄膜熱電偶，專門用于測量各種形狀的固體表面溫度，如測量軸承、軋錕等表面溫度、測量設備或高壓容器的表面溫度等。反應速度極快，熱慣性極小，可作為一種便攜式測溫計。此外還有一些特殊場合用熱電偶，如耐磨熱電偶、適用于流化床中測量床層溫度，能經受催化劑的沖刷、摩擦。在超高溫（大于2000℃）場合可選用碳-碳化硅熱電偶（比較高測溫可達2700℃）和鎢鋅熱電偶（比較高測溫可達2800℃）。在**溫（低于-200℃以下）場合可選金鈦-鎳鉻熱電偶-金鐵熱電偶，這種電偶低溫穩(wěn)定性好，靈敏度高，比較低測溫可達-271℃，主要用于宇航及超導等**溫過程。復合材料金屬陶瓷金屬陶瓷是由一種金屬或合金與另一種或者幾種陶瓷采用粉末冶金的方法組成的復合材料。其特點是綜合了陶瓷材料的耐磨、耐高溫、抗氧化，又有金屬材料的**度，但熱沖擊性能差。一般適合在液態(tài)金屬中使用，如鐵水、鋼液、有色金屬熔體等。奧翔硅碳以質量求生存，以信譽求發(fā)展！海南鋼廠熱電偶保護管廠價直銷</p><p style="text-indent:25px">奧翔硅碳尊崇團結、信譽、勤奮。海南鋼廠熱電偶保護管廠價直銷</p><p style="text-indent:25px">關于熱電偶產品的使用壽命，相信是不少用戶關心的話題。在多年的研究里，是**不容易回答的恰恰就是這個問題!這是因為在長時間實踐任務溫度假如低于規(guī)則的長時間任務溫度，小于或到達70%，那么，運用熱電偶壽命大約在3年以上，到達或低于80%的運用壽命大約為1.5--2年，到達或低于90%的運用壽命大約為9個月—1.5年，實踐長時間任務溫度到達規(guī)則量程****的，3個月—1年，實踐長時間任務溫度到達規(guī)則比較高任務溫度的，普通不超越3個月，有的只要一天!海南鋼廠熱電偶保護管廠價直銷</p><p style="text-indent:25px">鄒平縣奧翔硅碳制品有限公司一直專注于硅碳棒，硅碳管，熱電偶保護管。等直徑硅碳棒，U型硅碳棒，螺紋硅碳棒，碳化硅制品，碳化硅結合氮化硅，碳化硅保護管，氮化硅保護管，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，是一家機械及行業(yè)設備的企業(yè)，擁有自己**的技術體系。公司目前擁有51~100人員工，為員工提供廣闊的發(fā)展平臺與成長空間，為客戶提供高質高效的產品服務，深受員工與客戶好評。公司以誠信為本，業(yè)務領域涵蓋[ "硅碳棒廠家", "碳化硅保護管", "熱電偶保護管", "碳化硅結合氮化硅" ]，我們本著對客戶負責，對員工負責，更是對公司發(fā)展負責的態(tài)度，爭取做到讓每位客戶滿意。公司力求給客戶提供***質量服務，我們相信誠實正直、開拓進取地為公司發(fā)展做正確的事情，將為公司和個人帶來共同的利益和進步。經過幾年的發(fā)展，已成為[ "硅碳棒廠家", "碳化硅保護管", "熱電偶保護管", "碳化硅結合氮化硅" ]行業(yè)**企業(yè)。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/940576.html</p></div></div></div></div></div><div id="2u28nf3" class="page-right twoColRt"><div id="mkryqsz" class="box01 margin10 clearfix"><h3><a 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