法(fa)蘭加(jia)(jia)熱(re)(re)管(也(ye)稱插(cha)(cha)入式電(dian)(dian)加(jia)(jia)熱(re)(re)器):是采用U型(xing)管狀電(dian)(dian)熱(re)(re)元件(jian),依據(ju)加(jia)(jia)熱(re)(re)不同介(jie)質(zhi)設(she)計規(gui)范,按(an)照(zhao)功率(lv)配置要(yao)求(qiu)裝配在法(fa)蘭蓋(gai)上,插(cha)(cha)入需加(jia)(jia)熱(re)(re)物料中(zhong),發(fa)(fa)熱(re)(re)元件(jian)工(gong)作時(shi)(shi)所發(fa)(fa)出(chu)的(de)大(da)量熱(re)(re)量傳導給被加(jia)(jia)熱(re)(re)介(jie)質(zhi)使(shi)介(jie)質(zhi)溫(wen)(wen)度(du)(du)升高,達到(dao)所需的(de)工(gong)藝要(yao)求(qiu)。當(dang)介(jie)質(zhi)溫(wen)(wen)度(du)(du)達到(dao)工(gong)藝要(yao)求(qiu)的(de)設(she)定(ding)值時(shi)(shi)控(kong)制(zhi)系統根據(ju)溫(wen)(wen)度(du)(du)傳感(gan)器信號,經(jing)PID運算后調節電(dian)(dian)加(jia)(jia)熱(re)(re)器輸出(chu)功率(lv),對發(fa)(fa)熱(re)(re)元件(jian)的(de)電(dian)(dian)阻性負載實(shi)現溫(wen)(wen)度(du)(du)控(kong)制(zhi)。使(shi)介(jie)質(zhi)溫(wen)(wen)度(du)(du)均勻,達到(dao)所需要(yao)求(qiu);當(dang)發(fa)(fa)熱(re)(re)元件(jian)超溫(wen)(wen)或低液位時(shi)(shi),發(fa)(fa)熱(re)(re)元件(jian)的(de)聯鎖保護裝置立即切斷加(jia)(jia)熱(re)(re)電(dian)(dian)源避(bi)免(mian)發(fa)(fa)熱(re)(re)元件(jian)燒壞,延長使(shi)用壽命。
產品特點
法(fa)蘭加熱(re)管(guan)表面功率大,是空氣加熱(re)表面負(fu)荷的2~4倍高度密(mi)集式(shi)(shi)(shi)、結(jie)構緊(jin)(jin)湊。由于(yu)整(zheng)體短而密(mi)集,故穩定性好,安(an)裝無需支架(jia)組合(he)式(shi)(shi)(shi)大多采用(yong)氬(ya)弧(hu)焊接方(fang)式(shi)(shi)(shi)使(shi)電熱(re)管(guan)于(yu)法(fa)蘭連接,也可利用(yong)緊(jin)(jin)固裝置的形式(shi)(shi)(shi),即每支電熱(re)管(guan)上焊由緊(jin)(jin)固件。然(ran)后與法(fa)蘭蓋采用(yong)螺母鎖緊(jin)(jin)。管(guan)子于(yu)緊(jin)(jin)固件采用(yong)氬(ya)弧(hu)焊接,緊(jin)(jin)固件密(mi)封處(chu)采用(yong)科學的工藝。單支更換方(fang)便,節(jie)約以后的維修成本(ben)。
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