串聯一(yi)拖二(er)中頻(pin)爐簡(jian)介:
我公司串聯(lian)(lian)(lian)整流(liu)(liu)、串聯(lian)(lian)(lian)逆(ni)變技(ji)術(shu),可以(yi)生產一(yi)拖(tuo)(tuo)二(er),一(yi)拖(tuo)(tuo)三設(she)備(bei)。一(yi)臺(tai)電源同(tong)時(shi)供一(yi)臺(tai)爐(lu)熔煉,一(yi)臺(tai)爐(lu)保溫精煉,這(zhe)樣一(yi)套設(she)備(bei)相當(dang)于兩套設(she)備(bei)使用(yong)(yong)。變壓(ya)器利用(yong)(yong)率(lv)高,可以(yi)省去一(yi)半(ban)的(de)變壓(ya)器容(rong)量使用(yong)(yong)費。由(you)于采用(yong)(yong)串聯(lian)(lian)(lian)整流(liu)(liu)、串聯(lian)(lian)(lian)逆(ni)變技(ji)術(shu),功(gong)(gong)率(lv)因數高,可以(yi)一(yi)直保持在0.95以(yi)上(shang),無(wu)高次諧波污染,各項指標均已達到國家供電部門(men)要求,不(bu)用(yong)(yong)上(shang)無(wu)功(gong)(gong)補償裝置和消諧波裝置,感應(ying)圈電流(liu)(liu)小,熔煉時(shi)間短(duan),可節省用(yong)(yong)電20%,是(shi)當(dang)今最(zui)節能,功(gong)(gong)率(lv)因數最(zui)高的(de)中頻(pin)設(she)備(bei),各項指標領(ling)先國內(nei)外(wai)同(tong)行并接近國際先進水平。
優點:
1、 最(zui)節能,比(bi)普(pu)通設備節電20%.
2、 無高次諧(xie)(xie)波(bo),功(gong)(gong)率因數(shu)最高,功(gong)(gong)率因數(shu)可達(da)95%以上,不(bu)用上無功(gong)(gong)補(bu)償(chang)裝置和消諧(xie)(xie)波(bo)裝置。
3、 一臺電(dian)源(yuan)同時帶(dai)一臺爐熔煉,一臺爐保溫精(jing)煉,變壓器利用率高,可以省去一半的變壓器容量使用費用。
4、 一拖(tuo)二(er)電爐(lu)(lu),兩臺電爐(lu)(lu)可同時(shi)澆(jiao)鑄,也可連續供應鋼水澆(jiao)鑄。
5、 一拖二電爐,功(gong)率任意分配,啟動率100%。
一拖二工作特點:
運行方(fang)式采用(yong)(yong)一拖(tuo)(tuo)二(er)(er)(er),一拖(tuo)(tuo)二(er)(er)(er)即一套整流(liu)電(dian)(dian)源帶動(dong)二(er)(er)(er)套逆變裝(zhuang)置運行,也可以(yi)任(ren)何一套裝(zhuang)置單獨運行,供電(dian)(dian)給1號爐(lu)和2號爐(lu),雙供電(dian)(dian)一拖(tuo)(tuo)二(er)(er)(er)功能,特別適用(yong)(yong)于中小鑄件大批量連續生產運行,任(ren)意一臺(tai)電(dian)(dian)爐(lu)高功率(lv)(lv)熔化作業,另一臺(tai)爐(lu)體可保(bao)溫或將冷爐(lu)預熱,功率(lv)(lv)按(an)需任(ren)意分配,二(er)(er)(er)臺(tai)電(dian)(dian)爐(lu)的使用(yong)(yong)功率(lv)(lv)總(zong)和恒定不變,即:總(zong)功率(lv)(lv)P總(zong)=P1+P2。
兩臺(tai)電爐連(lian)續交(jiao)替熔化(hua)和(he)保溫澆鑄,同時運行,可使電源始終在滿(man)功率下(xia)運行,這種工(gong)作方式(shi)一(yi)臺(tai)電源兩臺(tai)爐子工(gong)作,大大降低了(le)變壓器的容(rong)量(liang)。以一(yi)臺(tai)5噸爐計(ji)算,變壓器容(rong)量(liang)費用一(yi)年要節省80萬元。
串聯逆(ni)變(bian)和(he)并聯逆(ni)變(bian)中頻電(dian)源(yuan)相(xiang)比具有(you)以下優點:
1、 可控(kong)硅并聯逆變(bian)是(shi)并聯諧(xie)(xie)振電(dian)(dian)路,在(zai)熔(rong)煉過(guo)程(cheng)中,尤其對(dui)熔(rong)煉鋁、銅等材料,負(fu)(fu)載(zai)很輕,它(ta)的(de)(de)功(gong)率輸出(chu)很小(xiao),與負(fu)(fu)載(zai)的(de)(de)性質(zhi)有(you)很大關系,所以其熔(rong)化速(su)度(du)慢、升溫困難。而可控(kong)硅串聯逆變(bian)中頻(pin)熔(rong)煉爐是(shi)通過(guo)調頻(pin)方式調節功(gong)率,所以受負(fu)(fu)載(zai)性質(zhi)的(de)(de)影響相對(dui)小(xiao),熔(rong)煉全(quan)過(guo)程(cheng)近乎保持恒功(gong)率輸出(chu),由(you)于是(shi)串聯諧(xie)(xie)振,也就是(shi)電(dian)(dian)壓諧(xie)(xie)振,電(dian)(dian)壓高,電(dian)(dian)流(liu)小(xiao),所以電(dian)(dian)能損失(shi)就小(xiao)。
2、 串聯(lian)逆變,功率因數高,諧波(bo)小,不需要再上無功補嘗(chang)裝置。這樣可以為用戶(hu)節省不小的一筆開支(zhi)。供(gong)電(dian)部門不會再找麻(ma)煩。
3、 串聯逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)電(dian)(dian)(dian)(dian)源工(gong)(gong)作(zuo)時,整流(liu)始終在(zai)(zai)全導(dao)通情況下(xia)工(gong)(gong)作(zuo),改變(bian)(bian)(bian)逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)回路(lu)輸(shu)出功(gong)(gong)率是靠(kao)控制逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)觸發脈沖頻率來實(shi)現(xian)(xian)。且(qie)負載電(dian)(dian)(dian)(dian)流(liu)為正弦波,所以串聯逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)電(dian)(dian)(dian)(dian)源不(bu)會有(you)高次諧波嚴重污(wu)染電(dian)(dian)(dian)(dian)網(wang),且(qie)功(gong)(gong)率因(yin)數(shu)(shu)高。而并聯逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)不(bu)可能實(shi)現(xian)(xian)一拖(tuo)二自(zi)動調功(gong)(gong)運行,因(yin)為并聯逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)電(dian)(dian)(dian)(dian)源調功(gong)(gong)只能靠(kao)調節(jie)整流(liu)橋輸(shu)出電(dian)(dian)(dian)(dian)壓來實(shi)現(xian)(xian),當并聯逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)整流(liu)橋工(gong)(gong)作(zuo)在(zai)(zai)低電(dian)(dian)(dian)(dian)壓,整流(liu)導(dao)通角(jiao)很小狀態下(xia),設備的功(gong)(gong)率因(yin)數(shu)(shu)將會很低,且(qie)并聯逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)負載電(dian)(dian)(dian)(dian)流(liu)為方波,將會嚴重污(wu)染電(dian)(dian)(dian)(dian)網(wang)。如(ru)果靠(kao)調節(jie)逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)反壓角(jiao)來調功(gong)(gong),調功(gong)(gong)范(fan)圍是很窄的,因(yin)此并聯逆(ni)(ni)(ni)(ni)變(bian)(bian)(bian)電(dian)(dian)(dian)(dian)源是無法實(shi)現(xian)(xian)一拖(tuo)二運行的。以上文檔由(西安藍輝(hui)科技(ji)股(gu)份有(you)限公司)編(bian)輯,整理,敬請指(zhi)正!西(xi)安(an)藍輝科技股份有(you)限公司是一家(jia)專(zhuan)業從事:串聯一拖(tuo)二,中(zhong)(zhong)頻(pin)(pin)(pin)爐(lu)(lu)(lu)底注爐(lu)(lu)(lu),中(zhong)(zhong)頻(pin)(pin)(pin)爐(lu)(lu)(lu),中(zhong)(zhong)頻(pin)(pin)(pin)電(dian)爐(lu)(lu)(lu),中(zhong)(zhong)頻(pin)(pin)(pin)真空爐(lu)(lu)(lu),中(zhong)(zhong)頻(pin)(pin)(pin)爐(lu)(lu)(lu)燒(shao)結爐(lu)(lu)(lu),中(zhong)(zhong)頻(pin)(pin)(pin)感應加(jia)熱(re)(re)爐(lu)(lu)(lu)等(deng)中(zhong)(zhong)高頻(pin)(pin)(pin)感應加(jia)熱(re)(re)的專(zhuan)業生產制造商,歡迎來電(dian)咨(zi)詢!