法蘭式電(dian)加(jia)(jia)(jia)熱(re)(re)(re)管(guan)是采用U型管(guan)狀電(dian)熱(re)(re)(re)元(yuan)件,依據加(jia)(jia)(jia)熱(re)(re)(re)不同介質設計規范,按照功(gong)率(lv)配置要(yao)求裝配在法蘭蓋上,插入需加(jia)(jia)(jia)熱(re)(re)(re)物料中,發(fa)(fa)熱(re)(re)(re)元(yuan)件工(gong)作時(shi)所(suo)發(fa)(fa)出(chu)(chu)的大(da)量熱(re)(re)(re)量傳導給(gei)被加(jia)(jia)(jia)熱(re)(re)(re)介質使(shi)介質溫(wen)度(du)(du)升高(gao),達(da)到所(suo)需的工(gong)藝要(yao)求。當(dang)介質溫(wen)度(du)(du)達(da)到工(gong)藝要(yao)求的設定值時(shi)控制系統根據溫(wen)度(du)(du)傳感器信號,經(jing)PID運(yun)算后調節電(dian)加(jia)(jia)(jia)熱(re)(re)(re)器輸出(chu)(chu)功(gong)率(lv),對發(fa)(fa)熱(re)(re)(re)元(yuan)件的電(dian)阻性負(fu)載實現溫(wen)度(du)(du)控制。使(shi)介質溫(wen)度(du)(du)均勻,達(da)到所(suo)需要(yao)求;當(dang)發(fa)(fa)熱(re)(re)(re)元(yuan)件超溫(wen)或低液(ye)位時(shi),發(fa)(fa)熱(re)(re)(re)元(yuan)件的聯(lian)鎖保護裝置立即(ji)切斷加(jia)(jia)(jia)熱(re)(re)(re)電(dian)源避免發(fa)(fa)熱(re)(re)(re)元(yuan)件燒壞,延長使(shi)用壽命(ming)。
產品特點
法(fa)蘭式(shi)電加(jia)熱管(guan)(guan)表面功率大,是空氣加(jia)熱表面負荷的(de)2~4倍高度密(mi)集式(shi)、結構(gou)緊(jin)湊。由于(yu)(yu)整體短而密(mi)集,故(gu)穩(wen)定(ding)性好,安(an)裝(zhuang)無需支架組(zu)合式(shi)大多采(cai)(cai)用(yong)氬弧(hu)焊(han)接方式(shi)使電熱管(guan)(guan)于(yu)(yu)法(fa)蘭連(lian)接,也可利用(yong)緊(jin)固裝(zhuang)置的(de)形(xing)式(shi),即(ji)每支電熱管(guan)(guan)上焊(han)由緊(jin)固件(jian)(jian)。然后(hou)與(yu)法(fa)蘭蓋(gai)采(cai)(cai)用(yong)螺母鎖(suo)緊(jin)。管(guan)(guan)子于(yu)(yu)緊(jin)固件(jian)(jian)采(cai)(cai)用(yong)氬弧(hu)焊(han)接,緊(jin)固件(jian)(jian)密(mi)封處采(cai)(cai)用(yong)科學的(de)工藝。單支更(geng)換方便,節約以(yi)后(hou)的(de)維修(xiu)成本(ben)。
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