法蘭加(jia)(jia)熱(re)管(guan)(也稱(cheng)插(cha)入(ru)式(shi)電加(jia)(jia)熱(re)器):是采用U型管(guan)狀電熱(re)元(yuan)件(jian),依據加(jia)(jia)熱(re)不同介(jie)質(zhi)(zhi)設(she)計規(gui)范(fan),按(an)照(zhao)功率配置要(yao)(yao)(yao)求(qiu)裝配在法蘭蓋(gai)上,插(cha)入(ru)需加(jia)(jia)熱(re)物料中(zhong),發(fa)熱(re)元(yuan)件(jian)工(gong)作時(shi)所發(fa)出的(de)大(da)量(liang)熱(re)量(liang)傳(chuan)導給被加(jia)(jia)熱(re)介(jie)質(zhi)(zhi)使介(jie)質(zhi)(zhi)溫(wen)(wen)度(du)(du)(du)升高,達到(dao)所需的(de)工(gong)藝要(yao)(yao)(yao)求(qiu)。當(dang)介(jie)質(zhi)(zhi)溫(wen)(wen)度(du)(du)(du)達到(dao)工(gong)藝要(yao)(yao)(yao)求(qiu)的(de)設(she)定值時(shi)控(kong)制(zhi)系統根據溫(wen)(wen)度(du)(du)(du)傳(chuan)感(gan)器信號,經PID運算后調節電加(jia)(jia)熱(re)器輸出功率,對(dui)發(fa)熱(re)元(yuan)件(jian)的(de)電阻性負(fu)載實現溫(wen)(wen)度(du)(du)(du)控(kong)制(zhi)。使介(jie)質(zhi)(zhi)溫(wen)(wen)度(du)(du)(du)均勻,達到(dao)所需要(yao)(yao)(yao)求(qiu);當(dang)發(fa)熱(re)元(yuan)件(jian)超溫(wen)(wen)或低(di)液位時(shi),發(fa)熱(re)元(yuan)件(jian)的(de)聯(lian)鎖保護裝置立即切斷加(jia)(jia)熱(re)電源(yuan)避免發(fa)熱(re)元(yuan)件(jian)燒壞,延(yan)長使用壽命(ming)。
產品特點
法(fa)蘭加(jia)熱管表面功率大,是空氣加(jia)熱表面負荷(he)的2~4倍(bei)高(gao)度密(mi)(mi)(mi)集式(shi)、結(jie)構緊(jin)湊。由于整體短(duan)而密(mi)(mi)(mi)集,故穩定性(xing)好(hao),安裝(zhuang)無需支架(jia)組合式(shi)大多采(cai)用(yong)氬弧焊(han)接方式(shi)使(shi)電熱管于法(fa)蘭連接,也可利用(yong)緊(jin)固裝(zhuang)置(zhi)的形式(shi),即每支電熱管上焊(han)由緊(jin)固件(jian)。然后(hou)與(yu)法(fa)蘭蓋采(cai)用(yong)螺母鎖緊(jin)。管子于緊(jin)固件(jian)采(cai)用(yong)氬弧焊(han)接,緊(jin)固件(jian)密(mi)(mi)(mi)封處采(cai)用(yong)科(ke)學的工藝。單(dan)支更換方便(bian),節約以后(hou)的維修成(cheng)本。
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