法蘭加(jia)熱(re)(re)(re)(re)管(guan)(guan)(也(ye)稱插入式電(dian)加(jia)熱(re)(re)(re)(re)器(qi)):是采用U型管(guan)(guan)狀電(dian)熱(re)(re)(re)(re)元(yuan)(yuan)(yuan)件(jian)(jian),依據加(jia)熱(re)(re)(re)(re)不同介(jie)質(zhi)設(she)計規(gui)范(fan),按照功(gong)率配置要(yao)(yao)(yao)求裝配在法蘭蓋上,插入需加(jia)熱(re)(re)(re)(re)物料中,發(fa)熱(re)(re)(re)(re)元(yuan)(yuan)(yuan)件(jian)(jian)工(gong)作(zuo)時(shi)所(suo)(suo)發(fa)出的(de)大(da)量熱(re)(re)(re)(re)量傳導給(gei)被加(jia)熱(re)(re)(re)(re)介(jie)質(zhi)使(shi)介(jie)質(zhi)溫度升(sheng)高,達到所(suo)(suo)需的(de)工(gong)藝要(yao)(yao)(yao)求。當(dang)(dang)介(jie)質(zhi)溫度達到工(gong)藝要(yao)(yao)(yao)求的(de)設(she)定(ding)值(zhi)時(shi)控制(zhi)系統根據溫度傳感器(qi)信號,經PID運算后調節電(dian)加(jia)熱(re)(re)(re)(re)器(qi)輸出功(gong)率,對發(fa)熱(re)(re)(re)(re)元(yuan)(yuan)(yuan)件(jian)(jian)的(de)電(dian)阻性(xing)負(fu)載實現溫度控制(zhi)。使(shi)介(jie)質(zhi)溫度均勻,達到所(suo)(suo)需要(yao)(yao)(yao)求;當(dang)(dang)發(fa)熱(re)(re)(re)(re)元(yuan)(yuan)(yuan)件(jian)(jian)超溫或低液(ye)位(wei)時(shi),發(fa)熱(re)(re)(re)(re)元(yuan)(yuan)(yuan)件(jian)(jian)的(de)聯鎖保(bao)護裝置立即切斷加(jia)熱(re)(re)(re)(re)電(dian)源(yuan)避免發(fa)熱(re)(re)(re)(re)元(yuan)(yuan)(yuan)件(jian)(jian)燒壞,延長使(shi)用壽命。
產品特點
法蘭(lan)加熱(re)管(guan)表面(mian)功率大,是(shi)空氣加熱(re)表面(mian)負荷(he)的(de)(de)2~4倍高度密集式(shi)、結構(gou)緊(jin)(jin)湊。由于(yu)整體短而密集,故穩定性好,安裝無需支架組(zu)合(he)式(shi)大多采用(yong)(yong)氬弧(hu)焊接方式(shi)使電(dian)(dian)熱(re)管(guan)于(yu)法蘭(lan)連接,也可利用(yong)(yong)緊(jin)(jin)固裝置的(de)(de)形式(shi),即每支電(dian)(dian)熱(re)管(guan)上焊由緊(jin)(jin)固件。然后(hou)與(yu)法蘭(lan)蓋采用(yong)(yong)螺母鎖(suo)緊(jin)(jin)。管(guan)子(zi)于(yu)緊(jin)(jin)固件采用(yong)(yong)氬弧(hu)焊接,緊(jin)(jin)固件密封處采用(yong)(yong)科(ke)學的(de)(de)工藝(yi)。單(dan)支更(geng)換(huan)方便,節約以后(hou)的(de)(de)維修成本。
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