在(zai)(zai)換熱(re)(re)腔(qiang)出(chu)油口處裝有測溫(wen)傳感器，采集(ji)溫(wen)度信號至電(dian)氣控(kong)制(zhi)系統，經溫(wen)度調節儀控(kong)制(zhi)一次回路電(dian)器元(yuan)件實現自(zi)(zi)動控(kong)溫(wen)。在(zai)(zai)介(jie)質流量(liang)很小時，可自(zi)(zi)動停止電(dian)熱(re)(re)元(yuan)件的功率(lv)輸出(chu)，流量(liang)增大時恢復正常加(jia)溫(wen)，并設有超溫(wen)保護裝置。電(dian)加(jia)熱(re)(re)器內部電(dian)熱(re)(re)管分(fen)布均勻，里面走被加(jia)熱(re)(re)物質，安裝電(dian)加(jia)熱(re)(re)管，直(zhi)接加(jia)熱(re)(re)殼體(ti)內空(kong)氣，使介(jie)質達到工(gong)藝(yi)要(yao)求的溫(wen)度。

風道式防爆電加熱器是一種消耗電(dian)(dian)(dian)能(neng)轉換(huan)為熱(re)(re)(re)能(neng)，來對需(xu)加熱(re)(re)(re)物料進(jin)行加熱(re)(re)(re)。在工作中(zhong)低溫(wen)(wen)流(liu)體(ti)介(jie)質(zhi)(zhi)通(tong)過(guo)管道在壓力作用(yong)下(xia)進(jin)入其輸入口(kou)，沿著電(dian)(dian)(dian)加熱(re)(re)(re)容器(qi)內部特定(ding)換(huan)熱(re)(re)(re)流(liu)道，運用(yong)流(liu)體(ti)熱(re)(re)(re)力學原理設計(ji)的(de)路徑，帶走(zou)電(dian)(dian)(dian)熱(re)(re)(re)元件(jian)工作中(zhong)所產生的(de)高(gao)(gao)溫(wen)(wen)熱(re)(re)(re)能(neng)量，使(shi)被加熱(re)(re)(re)介(jie)質(zhi)(zhi)溫(wen)(wen)度升高(gao)(gao)，電(dian)(dian)(dian)加熱(re)(re)(re)器(qi)出口(kou)得到工藝要(yao)求的(de)高(gao)(gao)溫(wen)(wen)介(jie)質(zhi)(zhi)。

   電(dian)加(jia)熱器(qi)內部控(kong)制系統依(yi)據輸(shu)出(chu)(chu)口的溫度傳感器(qi)信號自動調(diao)節電(dian)加(jia)熱器(qi)輸(shu)出(chu)(chu)功率，使輸(shu)出(chu)(chu)口的介(jie)質溫度均勻；當發熱元(yuan)(yuan)件超溫時(shi)，發熱元(yuan)(yuan)件的獨立的過熱保護裝置立即切(qie)斷(duan)加(jia)熱電(dian)源，避免加(jia)熱物料超溫引起結焦、變質、碳化，嚴(yan)重(zhong)時(shi)導致發熱元(yuan)(yuan)件燒壞，有效(xiao)延長(chang)電(dian)加(jia)熱器(qi)使用(yong)壽命。

  風道式防爆電加熱器

被(bei)加熱(re)(re)介(jie)質(zhi)(zhi)（原(yuan)油(you)(you)）經進油(you)(you)口(kou)進入換(huan)熱(re)(re)腔(qiang)，沿折(zhe)流(liu)(liu)板導向曲(qu)折(zhe)翻(fan)滾，流(liu)(liu)向出油(you)(you)口(kou)，原(yuan)油(you)(you)在(zai)換(huan)熱(re)(re)腔(qiang)滯流(liu)(liu)時(shi)間較長，以(yi)均勻的(de)溫(wen)度(du)從出氣(qi)口(kou)流(liu)(liu)出。在(zai)換(huan)熱(re)(re)腔(qiang)出油(you)(you)口(kou)處裝有測溫(wen)傳感器，采集(ji)溫(wen)度(du)信號至(zhi)電(dian)(dian)(dian)氣(qi)控制系(xi)統，經溫(wen)度(du)調節儀控制一次回(hui)路電(dian)(dian)(dian)器元件實現自動控溫(wen)。在(zai)介(jie)質(zhi)(zhi)流(liu)(liu)量很小時(shi)，可自動停止電(dian)(dian)(dian)熱(re)(re)元件的(de)功率輸出，流(liu)(liu)量增大時(shi)恢(hui)復正常加溫(wen)，并(bing)設(she)有超溫(wen)保護裝置(zhi)。電(dian)(dian)(dian)加熱(re)(re)器內部電(dian)(dian)(dian)熱(re)(re)管(guan)分布(bu)均勻，里面走被(bei)加熱(re)(re)物(wu)質(zhi)(zhi)，安裝電(dian)(dian)(dian)加熱(re)(re)管(guan)，直接加熱(re)(re)殼體內空氣(qi)，使(shi)介(jie)質(zhi)(zhi)達(da)到工藝(yi)要求的(de)溫(wen)度(du)。

  加熱(re)器內部(bu)設置超(chao)溫(wen)(wen)保護熱(re)電偶(ou)，容(rong)器內空氣一(yi)旦超(chao)溫(wen)(wen)，加熱(re)器就會損壞。在被加熱(re)物質(zhi)出(chu)口處安(an)裝熱(re)電偶(ou)，用于(yu)測量(liang)介質(zhi)出(chu)口溫(wen)(wen)度，通過自動(dong)恒溫(wen)(wen)控制柜調壓(ya)系統精確控制電加熱(re)器的輸出(chu)功(gong)率，使出(chu)口溫(wen)(wen)度不超(chao)過±1℃的范圍。

運(yun)用流體(ti)熱(re)(re)力學原理設計(ji)的路徑，帶走電(dian)(dian)(dian)熱(re)(re)元(yuan)件(jian)(jian)工(gong)作(zuo)中(zhong)所產生(sheng)的高溫(wen)(wen)熱(re)(re)能量，使被加(jia)熱(re)(re)介質(zhi)(zhi)溫(wen)(wen)度(du)升高，電(dian)(dian)(dian)加(jia)熱(re)(re)器(qi)(qi)出口得(de)到工(gong)藝要求的高溫(wen)(wen)介質(zhi)(zhi)。電(dian)(dian)(dian)加(jia)熱(re)(re)器(qi)(qi)內部控制(zhi)系(xi)統依據(ju)輸出口的溫(wen)(wen)度(du)傳感器(qi)(qi)信號(hao)自動調節電(dian)(dian)(dian)加(jia)熱(re)(re)器(qi)(qi)輸出功率(lv)，使輸出口的介質(zhi)(zhi)溫(wen)(wen)度(du)均勻；當發(fa)熱(re)(re)元(yuan)件(jian)(jian)超溫(wen)(wen)時，發(fa)熱(re)(re)元(yuan)件(jian)(jian)的獨立的過(guo)熱(re)(re)保(bao)護裝置立即切斷加(jia)熱(re)(re)電(dian)(dian)(dian)源，避(bi)免加(jia)熱(re)(re)物(wu)料(liao)超溫(wen)(wen)引起結焦、變質(zhi)(zhi)、碳化(hua)，嚴重(zhong)時導致發(fa)熱(re)(re)元(yuan)件(jian)(jian)燒壞，有效(xiao)延長電(dian)(dian)(dian)加(jia)熱(re)(re)器(qi)(qi)使用壽(shou)命。