法蘭加熱(re)管(guan)(也稱插入(ru)(ru)式電(dian)加熱(re)器):是采用U型(xing)管(guan)狀電(dian)熱(re)元(yuan)件(jian)(jian)(jian)(jian),依(yi)據(ju)(ju)加熱(re)不同介質設計規范,按照功率(lv)(lv)配置(zhi)要(yao)求(qiu)裝(zhuang)配在法蘭蓋(gai)上,插入(ru)(ru)需加熱(re)物(wu)料中,發(fa)(fa)熱(re)元(yuan)件(jian)(jian)(jian)(jian)工(gong)作時所發(fa)(fa)出(chu)的大(da)量(liang)熱(re)量(liang)傳導給被(bei)加熱(re)介質使介質溫(wen)(wen)度升高,達到所需的工(gong)藝要(yao)求(qiu)。當介質溫(wen)(wen)度達到工(gong)藝要(yao)求(qiu)的設定值時控(kong)制系統根據(ju)(ju)溫(wen)(wen)度傳感器信號,經PID運算后調(diao)節電(dian)加熱(re)器輸出(chu)功率(lv)(lv),對發(fa)(fa)熱(re)元(yuan)件(jian)(jian)(jian)(jian)的電(dian)阻性負載實現(xian)溫(wen)(wen)度控(kong)制。使介質溫(wen)(wen)度均勻,達到所需要(yao)求(qiu);當發(fa)(fa)熱(re)元(yuan)件(jian)(jian)(jian)(jian)超(chao)溫(wen)(wen)或低液位時,發(fa)(fa)熱(re)元(yuan)件(jian)(jian)(jian)(jian)的聯鎖保護裝(zhuang)置(zhi)立(li)即切斷加熱(re)電(dian)源(yuan)避免發(fa)(fa)熱(re)元(yuan)件(jian)(jian)(jian)(jian)燒壞,延長使用壽命。
產品特點
法(fa)蘭(lan)加熱(re)管(guan)(guan)表(biao)面功率大,是空氣加熱(re)表(biao)面負荷(he)的(de)2~4倍高度密(mi)集式(shi)、結構緊湊。由于整體短而密(mi)集,故穩定性好,安裝無需支架(jia)組合式(shi)大多(duo)采用(yong)氬(ya)弧焊接(jie)方式(shi)使電熱(re)管(guan)(guan)于法(fa)蘭(lan)連接(jie),也可利用(yong)緊固(gu)裝置的(de)形式(shi),即每(mei)支電熱(re)管(guan)(guan)上(shang)焊由緊固(gu)件。然(ran)后與法(fa)蘭(lan)蓋采用(yong)螺(luo)母鎖(suo)緊。管(guan)(guan)子(zi)于緊固(gu)件采用(yong)氬(ya)弧焊接(jie),緊固(gu)件密(mi)封處(chu)采用(yong)科學的(de)工藝。單支更換方便,節約以后的(de)維修(xiu)成本。
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