法蘭式電(dian)加(jia)(jia)熱(re)(re)管(guan)是(shi)采(cai)用(yong)(yong)U型管(guan)狀(zhuang)電(dian)熱(re)(re)元(yuan)件(jian)(jian),依據加(jia)(jia)熱(re)(re)不同介(jie)(jie)質(zhi)(zhi)設計(ji)規(gui)范,按照(zhao)功(gong)率(lv)配置要(yao)求(qiu)裝配在法蘭蓋上,插入需加(jia)(jia)熱(re)(re)物料中,發熱(re)(re)元(yuan)件(jian)(jian)工作時(shi)所(suo)發出(chu)的大量熱(re)(re)量傳導給被(bei)加(jia)(jia)熱(re)(re)介(jie)(jie)質(zhi)(zhi)使(shi)介(jie)(jie)質(zhi)(zhi)溫(wen)度(du)升高,達到所(suo)需的工藝要(yao)求(qiu)。當(dang)介(jie)(jie)質(zhi)(zhi)溫(wen)度(du)達到工藝要(yao)求(qiu)的設定值時(shi)控制系統根據溫(wen)度(du)傳感器信號,經PID運(yun)算后調節電(dian)加(jia)(jia)熱(re)(re)器輸出(chu)功(gong)率(lv),對發熱(re)(re)元(yuan)件(jian)(jian)的電(dian)阻性(xing)負載實現溫(wen)度(du)控制。使(shi)介(jie)(jie)質(zhi)(zhi)溫(wen)度(du)均(jun)勻,達到所(suo)需要(yao)求(qiu);當(dang)發熱(re)(re)元(yuan)件(jian)(jian)超溫(wen)或(huo)低液(ye)位時(shi),發熱(re)(re)元(yuan)件(jian)(jian)的聯鎖保護裝置立即切斷加(jia)(jia)熱(re)(re)電(dian)源避免(mian)發熱(re)(re)元(yuan)件(jian)(jian)燒壞(huai),延長使(shi)用(yong)(yong)壽命。
產品特點
法(fa)蘭式(shi)電加熱管(guan)表面功率大,是空氣加熱表面負荷的2~4倍高度密(mi)(mi)集式(shi)、結構緊(jin)湊。由于整(zheng)體短而密(mi)(mi)集,故(gu)穩定(ding)性好,安裝無需支架(jia)組合式(shi)大多采用(yong)氬(ya)弧焊接方式(shi)使(shi)電熱管(guan)于法(fa)蘭連接,也可利用(yong)緊(jin)固(gu)裝置(zhi)的形式(shi),即(ji)每支電熱管(guan)上(shang)焊由緊(jin)固(gu)件。然后與(yu)法(fa)蘭蓋采用(yong)螺母(mu)鎖(suo)緊(jin)。管(guan)子于緊(jin)固(gu)件采用(yong)氬(ya)弧焊接,緊(jin)固(gu)件密(mi)(mi)封(feng)處采用(yong)科學(xue)的工藝。單(dan)支更換方便,節(jie)約以(yi)后的維修成(cheng)本。
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