法蘭(lan)加熱(re)管(guan)(也稱插入式電(dian)加熱(re)器(qi)):是(shi)采用(yong)U型管(guan)狀電(dian)熱(re)元(yuan)(yuan)(yuan)件(jian)(jian),依(yi)據加熱(re)不同介質(zhi)設計規范,按照功率(lv)配(pei)置要求(qiu)(qiu)(qiu)裝配(pei)在法蘭(lan)蓋上,插入需加熱(re)物料中(zhong),發熱(re)元(yuan)(yuan)(yuan)件(jian)(jian)工作(zuo)時(shi)(shi)所發出的(de)大量(liang)熱(re)量(liang)傳導給被加熱(re)介質(zhi)使(shi)介質(zhi)溫(wen)(wen)度(du)升(sheng)高,達(da)到(dao)所需的(de)工藝(yi)要求(qiu)(qiu)(qiu)。當介質(zhi)溫(wen)(wen)度(du)達(da)到(dao)工藝(yi)要求(qiu)(qiu)(qiu)的(de)設定值時(shi)(shi)控制系統(tong)根據溫(wen)(wen)度(du)傳感(gan)器(qi)信(xin)號,經PID運算(suan)后(hou)調節電(dian)加熱(re)器(qi)輸出功率(lv),對(dui)發熱(re)元(yuan)(yuan)(yuan)件(jian)(jian)的(de)電(dian)阻性負(fu)載(zai)實現溫(wen)(wen)度(du)控制。使(shi)介質(zhi)溫(wen)(wen)度(du)均勻,達(da)到(dao)所需要求(qiu)(qiu)(qiu);當發熱(re)元(yuan)(yuan)(yuan)件(jian)(jian)超溫(wen)(wen)或低液位時(shi)(shi),發熱(re)元(yuan)(yuan)(yuan)件(jian)(jian)的(de)聯鎖保(bao)護裝置立即(ji)切斷加熱(re)電(dian)源避免發熱(re)元(yuan)(yuan)(yuan)件(jian)(jian)燒壞(huai),延長使(shi)用(yong)壽命。
產品特點
法(fa)(fa)蘭(lan)加熱(re)管(guan)表面(mian)功(gong)率大,是空氣加熱(re)表面(mian)負(fu)荷的2~4倍高度密(mi)集式(shi)、結構緊湊。由于(yu)整體短而密(mi)集,故穩定性好,安裝無需支(zhi)(zhi)架組合式(shi)大多(duo)采(cai)用氬弧焊(han)接方(fang)式(shi)使電熱(re)管(guan)于(yu)法(fa)(fa)蘭(lan)連(lian)接,也(ye)可(ke)利用緊固(gu)裝置(zhi)的形(xing)式(shi),即每支(zhi)(zhi)電熱(re)管(guan)上焊(han)由緊固(gu)件(jian)。然后與法(fa)(fa)蘭(lan)蓋(gai)采(cai)用螺母(mu)鎖緊。管(guan)子于(yu)緊固(gu)件(jian)采(cai)用氬弧焊(han)接,緊固(gu)件(jian)密(mi)封處采(cai)用科學的工藝。單支(zhi)(zhi)更換(huan)方(fang)便,節約以后的維修成本。
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