法蘭式(shi)電加(jia)熱(re)(re)(re)管是采用(yong)U型管狀(zhuang)電熱(re)(re)(re)元(yuan)件(jian)(jian),依(yi)據加(jia)熱(re)(re)(re)不同介質(zhi)(zhi)(zhi)設(she)計規范,按照功率配置(zhi)要(yao)求(qiu)裝配在(zai)法蘭蓋上,插入需(xu)加(jia)熱(re)(re)(re)物(wu)料(liao)中(zhong),發熱(re)(re)(re)元(yuan)件(jian)(jian)工作時(shi)(shi)所發出的(de)(de)大量熱(re)(re)(re)量傳(chuan)導給被(bei)加(jia)熱(re)(re)(re)介質(zhi)(zhi)(zhi)使介質(zhi)(zhi)(zhi)溫(wen)度(du)升高(gao),達(da)(da)到所需(xu)的(de)(de)工藝(yi)要(yao)求(qiu)。當(dang)介質(zhi)(zhi)(zhi)溫(wen)度(du)達(da)(da)到工藝(yi)要(yao)求(qiu)的(de)(de)設(she)定值時(shi)(shi)控(kong)制(zhi)系統根據溫(wen)度(du)傳(chuan)感器(qi)信(xin)號,經PID運算后調(diao)節電加(jia)熱(re)(re)(re)器(qi)輸出功率,對發熱(re)(re)(re)元(yuan)件(jian)(jian)的(de)(de)電阻性負載實現溫(wen)度(du)控(kong)制(zhi)。使介質(zhi)(zhi)(zhi)溫(wen)度(du)均(jun)勻(yun),達(da)(da)到所需(xu)要(yao)求(qiu);當(dang)發熱(re)(re)(re)元(yuan)件(jian)(jian)超溫(wen)或低液位時(shi)(shi),發熱(re)(re)(re)元(yuan)件(jian)(jian)的(de)(de)聯鎖(suo)保護裝置(zhi)立即切斷加(jia)熱(re)(re)(re)電源(yuan)避免發熱(re)(re)(re)元(yuan)件(jian)(jian)燒壞,延長使用(yong)壽命。
產品特點
法蘭式(shi)(shi)電加熱管表(biao)面(mian)(mian)功率大,是空氣加熱表(biao)面(mian)(mian)負荷的2~4倍高度密(mi)集式(shi)(shi)、結構緊(jin)湊。由(you)于整體(ti)短而密(mi)集,故穩定性好,安裝(zhuang)(zhuang)無(wu)需支架組合式(shi)(shi)大多采(cai)用(yong)氬(ya)弧焊接方式(shi)(shi)使電熱管于法蘭連接,也(ye)可利(li)用(yong)緊(jin)固(gu)裝(zhuang)(zhuang)置的形式(shi)(shi),即每支電熱管上焊由(you)緊(jin)固(gu)件。然(ran)后(hou)與法蘭蓋采(cai)用(yong)螺(luo)母鎖緊(jin)。管子于緊(jin)固(gu)件采(cai)用(yong)氬(ya)弧焊接,緊(jin)固(gu)件密(mi)封處(chu)采(cai)用(yong)科學(xue)的工藝。單支更換方便,節約以后(hou)的維修成本。
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