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Related articles防爆(bao)(bao)三相異步電機定制$n當與(yu)外(wai)殼內的(de)火花(hua)、電弧、危險高(gao)溫等引燃源接(jie)觸時(shi)就可能發生爆(bao)(bao)炸(zha),這時(shi)電機的(de)隔(ge)爆(bao)(bao)外(wai)殼不僅(jin)不會損壞或(huo)變形,而且(qie)爆(bao)(bao)炸(zha)火焰或(huo)熾熱氣(qi)體通過(guo)接(jie)合(he)面(mian)間(jian)隙傳出時(shi),也不能引燃周圍的(de)爆(bao)(bao)炸(zha)性氣(qi)體混合(he)物。
訪問次數:1751 產品價格:10 廠商性質:生產廠家 更新日期:2023-11-20
臥式(shi)防爆高(gao)(gao)(gao)速電(dian)機$n泵在規定工況(kuang)下(xia)運轉時,內裝式(shi)軸(zhou)承處(chu)(chu)外表面溫(wen)(wen)(wen)度(du)(du)(du)(du)不(bu)應高(gao)(gao)(gao)出輸送介質溫(wen)(wen)(wen)度(du)(du)(du)(du)20℃,較(jiao)高(gao)(gao)(gao)溫(wen)(wen)(wen)度(du)(du)(du)(du)不(bu)高(gao)(gao)(gao)于80℃。外裝式(shi)軸(zhou)承處(chu)(chu)外表面溫(wen)(wen)(wen)升不(bu)應高(gao)(gao)(gao)處(chu)(chu)環(huan)(huan)境(jing)溫(wen)(wen)(wen)度(du)(du)(du)(du)40℃,較(jiao)高(gao)(gao)(gao)溫(wen)(wen)(wen)度(du)(du)(du)(du)不(bu)高(gao)(gao)(gao)于80℃$n軸(zhou)承的使用溫(wen)(wen)(wen)度(du)(du)(du)(du)。軸(zhou)承溫(wen)(wen)(wen)升不(bu)得(de)(de)超(chao)過環(huan)(huan)境(jing)溫(wen)(wen)(wen)度(du)(du)(du)(du)35℃,較(jiao)高(gao)(gao)(gao)溫(wen)(wen)(wen)度(du)(du)(du)(du)不(bu)得(de)(de)超(chao)過75℃$n軸(zhou)承溫(wen)(wen)(wen)升不(bu)得(de)(de)超(chao)過環(huan)(huan)境(jing)溫(wen)(wen)(wen)度(du)(du)(du)(du)40℃,較(jiao)高(gao)(gao)(gao)溫(wen)(wen)(wen)度(du)(du)(du)(du)不(bu)得(de)(de)超(chao)過80℃$n軸(zhou)承溫(wen)(wen)(wen)升不(bu)得(de)(de)超(chao)過環(huan)(huan)境(jing)溫(wen)(wen)(wen)度(du)(du)(du)(du)35℃,較(jiao)高(gao)(gao)(gao)溫(wen)(wen)(wen)度(du)(du)(du)(du)不(bu)得(de)(de)超(chao)過80℃
訪問次數:695 產品價格:13 廠商性質:生產廠家 更新日期:2023-11-20
隔爆型節(jie)能(neng)(neng)電(dian)(dian)(dian)(dian)機(ji)(ji)$n高效電(dian)(dian)(dian)(dian)機(ji)(ji)可以通(tong)過增(zeng)(zeng)(zeng)加(jia)定(ding)子(zi)截面(mian)(mian)面(mian)(mian)積、增(zeng)(zeng)(zeng)加(jia)定(ding)子(zi)槽滿(man)槽率(lv)、縮(suo)短定(ding)子(zi)繞(rao)組(zu)端長(chang)度、降(jiang)低能(neng)(neng)耗(hao)、提高效率(lv)來(lai)降(jiang)低能(neng)(neng)耗(hao)。$n電(dian)(dian)(dian)(dian)機(ji)(ji)轉(zhuan)子(zi)的能(neng)(neng)耗(hao)主要是(shi)由(you)于(yu)轉(zhuan)子(zi)的電(dian)(dian)(dian)(dian)流(liu)消耗(hao)和轉(zhuan)動阻(zu)力。因此,我(wo)們可以從阻(zu)力和電(dian)(dian)(dian)(dian)流(liu)兩方面(mian)(mian)來(lai)考慮能(neng)(neng)源(yuan)效率(lv)和能(neng)(neng)源(yuan)效率(lv)。通(tong)過減小電(dian)(dian)(dian)(dian)子(zi)電(dian)(dian)(dian)(dian)流(liu),增(zeng)(zeng)(zeng)加(jia)轉(zhuan)子(zi)截面(mian)(mian),解決(jue)了電(dian)(dian)(dian)(dian)流(liu)的有效節(jie)能(neng)(neng)問(wen)題,通(tong)過減小轉(zhuan)子(zi)繞(rao)組(zu),解決(jue)了電(dian)(dian)(dian)(dian)阻(zu)問(wen)題。具體(ti)的解決(jue)辦(ban)法是(shi)使(shi)用粗線和低電(dian)(dian)(dian)(dian)阻(zu)材料。采用鑄銅轉(zhuan)子(zi),電(dian)(dian)(dian)(dian)機(ji)(ji)損耗(hao)可降(jiang)低10%至10%
訪問次數:746 產品價格:14 廠商性質:生產廠家 更新日期:2023-11-20
防爆(bao)型(xing)變(bian)(bian)(bian)頻高速電(dian)機工(gong)藝設計$n主(zhu)電(dian)路(lu)是(shi)給異步電(dian)動機提供調壓(ya)調頻電(dian)源(yuan)的電(dian)力變(bian)(bian)(bian)換(huan)(huan)部分,防爆(bao)變(bian)(bian)(bian)頻器(qi)(qi)的主(zhu)電(dian)路(lu)大體上可(ke)分為兩類:電(dian)壓(ya)型(xing)是(shi)將(jiang)電(dian)壓(ya)源(yuan)的直(zhi)流(liu)變(bian)(bian)(bian)換(huan)(huan)為交流(liu)的防爆(bao)變(bian)(bian)(bian)頻器(qi)(qi),直(zhi)流(liu)回路(lu)的濾(lv)波(bo)是(shi)電(dian)容。電(dian)流(liu)型(xing)是(shi)將(jiang)電(dian)流(liu)源(yuan)的直(zhi)流(liu)變(bian)(bian)(bian)換(huan)(huan)為交流(liu)的防爆(bao)變(bian)(bian)(bian)頻器(qi)(qi),其(qi)直(zhi)流(liu)回路(lu)濾(lv)波(bo)是(shi)電(dian)感(gan)。 它(ta)由三部分構成(cheng),將(jiang)工(gong)頻電(dian)源(yuan)變(bian)(bian)(bian)換(huan)(huan)為直(zhi)流(liu)功(gong)率的“整流(liu)器(qi)(qi)”,吸收在變(bian)(bian)(bian)流(liu)器(qi)(qi)和逆(ni)(ni)變(bian)(bian)(bian)器(qi)(qi)產生的電(dian)壓(ya)脈動的“平波(bo)回路(lu)”,以(yi)及(ji)將(jiang)直(zhi)流(liu)功(gong)率變(bian)(bian)(bian)換(huan)(huan)為交流(liu)功(gong)率的“逆(ni)(ni)變(bian)(bian)(bian)器(qi)(qi)”。
訪問次數:688 產品價格:11 廠商性質:生產廠家 更新日期:2023-11-20
立(li)式高速防(fang)爆(bao)型電機(ji)$n防(fang)爆(bao)電機(ji)主(zhu)要(yao)用(yong)(yong)于煤礦(kuang)、石油(you)(you)天然氣(qi)、石油(you)(you)化工(gong)和(he)化學工(gong)業。此外,在紡(fang)織、冶金、城市煤氣(qi)、交(jiao)通(tong)、糧(liang)油(you)(you)加(jia)工(gong)、造紙(zhi)、醫(yi)藥(yao)等部門也被(bei)廣(guang)泛應用(yong)(yong)。防(fang)爆(bao)電機(ji)作為主(zhu)要(yao)的(de)動力設備(bei),通(tong)常用(yong)(yong)于驅(qu)動泵(beng)、風機(ji)、壓縮機(ji)和(he)其(qi)他傳動機(ji)械(xie)。$n防(fang)爆(bao)電機(ji)是一(yi)種(zhong)可以在易燃易爆(bao)廠所(suo)使用(yong)(yong)的(de)一(yi)種(zhong)電機(ji),運行時不產生電火花(hua)。
訪問次數:818 產品價格:18 廠商性質:生產廠家 更新日期:2023-11-20
立式防(fang)爆(bao)型變頻高速電(dian)機生產設計 要(yao)定期(qi)(每月)檢查箱內接線(xian)和(he)(he)螺絲(si)的緊固情(qing)況,防(fang)止(zhi)接線(xian)和(he)(he)螺絲(si)松脫。查看開關(guan)、接觸(chu)(chu)器(qi)、繼(ji)(ji)電(dian)器(qi)等組件有無損壞(huai)(huai)或(huo)燒(shao)蝕燒(shao)焦現象。 更換繼(ji)(ji)電(dian)器(qi)、接觸(chu)(chu)器(qi)時(shi)(shi)(shi)需要(yao)注(zhu)意電(dian)磁線(xian)圈(quan)工作電(dian)壓(ya),以免換錯(cuo)燒(shao)壞(huai)(huai)線(xian)圈(quan)。一般有24V、220V和(he)(he)380V,對時(shi)(shi)(shi)間(jian)(jian)繼(ji)(ji)電(dian)器(qi),除了要(yao)注(zhu)意線(xian)圈(quan)電(dian)壓(ya)要(yao)求(qiu)外(wai),還要(yao)弄清時(shi)(shi)(shi)間(jian)(jian)繼(ji)(ji)電(dian)器(qi)的時(shi)(shi)(shi)間(jian)(jian)調節單(dan)位(時(shi)(shi)(shi)、分、秒(miao))及(ji)范圍;熱(re)繼(ji)(ji)電(dian)器(qi)整定電(dian)流是否合理適當。
訪問次數:606 產品價格:13 廠商性質:生產廠家 更新日期:2023-11-20
高速防(fang)爆型立式(shi)(shi)電(dian)(dian)機供(gong)應商 選(xuan)用精細鋼球堅持電(dian)(dian)主軸在高速磨削時的反轉(zhuan)精度; 電(dian)(dian)主軸按不一(yi)樣轉(zhuan)速用處(chu)可選(xuan)用高速油(you)脂及(ji)油(you)霧(wu)光滑(hua)兩種(zhong)方式(shi)(shi); 電(dian)(dian)主軸高速旋轉(zhuan)導致的溫升(sheng),選(xuan)用冷卻液循環(huan)系流進行(xing)消除(chu)。
訪問次數:663 產品價格:14 廠商性質:生產廠家 更新日期:2023-11-20
立式(shi)防(fang)爆(bao)型變頻高(gao)速電(dian)(dian)機(ji)(ji)設計 電(dian)(dian)流斬波控制(zhi)方式(shi):設定一(yi)電(dian)(dian)流上下(xia)限(xian)值(zhi)(zhi)(zhi)(zhi)(zhi),當(dang)檢測到(dao)(dao)相繞(rao)組(zu)(zu)電(dian)(dian)流達到(dao)(dao)該設定上限(xian)值(zhi)(zhi)(zhi)(zhi)(zhi)時,關(guan)(guan)斷(duan)此繞(rao)組(zu)(zu)的(de)開關(guan)(guan)器件,使(shi)電(dian)(dian)流下(xia)降;當(dang)相繞(rao)組(zu)(zu)電(dian)(dian)流降至(zhi)該設定下(xia)限(xian)值(zhi)(zhi)(zhi)(zhi)(zhi)時,導(dao)通此繞(rao)組(zu)(zu)開關(guan)(guan)器件,電(dian)(dian)流上升,反復通斷(duan),使(shi)電(dian)(dian)流值(zhi)(zhi)(zhi)(zhi)(zhi)在設定上下(xia)限(xian)值(zhi)(zhi)(zhi)(zhi)(zhi)內波動(dong),防(fang)止過(guo)電(dian)(dian)流和電(dian)(dian)流峰值(zhi)(zhi)(zhi)(zhi)(zhi)現象,這樣,高(gao)速離心機(ji)(ji)電(dian)(dian)機(ji)(ji)轉速在負載的(de)擾動(dong)下(xia)變化時,電(dian)(dian)機(ji)(ji)轉矩不(bu)會(hui)自(zi)動(dong)改變。
訪問次數:625 產品價格:13 廠商性質:生產廠家 更新日期:2023-11-19
高速防爆(bao)型立式電機直銷(xiao) 軸(zhou)承(cheng)悉數(shu)選用C級(ji)高速角觸摸軸(zhou)承(cheng),軸(zhou)向沒有(you)預(yu)加(jia)負荷提高主高速旋轉下(xia)的(de)支承(cheng)剛(gang)度及(ji)磨削精度
訪問次數:635 產品價格:18 廠商性質:生產廠家 更新日期:2023-11-19
高(gao)速隔爆型立(li)式電機 采(cai)用(yong)圓(yuan)形(xing)(xing)瓦(wa)(wa)(wa)面,消除了采(cai)用(yong)扇形(xing)(xing)瓦(wa)(wa)(wa)面時的(de)(de)邊(bian)緣效應。此外(wai),圓(yuan)形(xing)(xing)瓦(wa)(wa)(wa)的(de)(de)熱(re)變形(xing)(xing)和彈性變形(xing)(xing)容易計(ji)算,這(zhe)樣就便(bian)于進行(xing)瓦(wa)(wa)(wa)塊(kuai)(kuai)的(de)(de)優化(hua)設計(ji),以選擇更合理的(de)(de)瓦(wa)(wa)(wa)塊(kuai)(kuai)直徑與其厚度的(de)(de)比(bi)值。圓(yuan)形(xing)(xing)推力(li)瓦(wa)(wa)(wa)在運行(xing)中可(ke)以自動(dong)(dong)調整(zheng)傾角,比(bi)傳統(tong)的(de)(de)可(ke)傾瓦(wa)(wa)(wa)具(ju)有更好的(de)(de)調整(zheng)效果(guo),且其承載(zai)能(neng)力(li)比(bi)可(ke)傾瓦(wa)(wa)(wa)大,同時制造(zao)成本較低(di)。特別是(shi)圓(yuan)形(xing)(xing)推力(li)瓦(wa)(wa)(wa)降低(di)了安(an)裝精度要求,很大程度上避(bi)免了由于安(an)裝原因引起的(de)(de)燒瓦(wa)(wa)(wa)、機械振(zhen)動(dong)(dong)等故(gu)障,安(an)裝使用(yong)更加方便(bian)。
訪問次數:607 產品價格:面議 廠商性質:生產廠家 更新日期:2023-11-19
立(li)式防爆(bao)型變頻高速電機 拆卸(xie)防爆(bao)變頻電機時,應先取下風(feng)罩、風(feng)扇(shan),再(zai)用套管板手拆卸(xie)端(duan)(duan)蓋和軸(zhou)承(cheng)蓋的(de)螺栓,然后,用圓木或(huo)銅棒沿軸(zhou)向撞擊軸(zhou)伸,使端(duan)(duan)蓋和機座(zuo)分開(kai),后取下轉子。拆除(chu)零(ling)件,防爆(bao)面應朝上擱置,并用橡皮或(huo)布襯(chen)墊蓋上,緊固螺栓,彈簧墊等注意不要丟失。
訪問次數:579 產品價格:面議 廠商性質:生產廠家 更新日期:2023-11-19
高速防爆型立(li)式(shi)(shi)電機(ji) 大型立(li)式(shi)(shi)水泵電機(ji)大多配套稀油潤滑(hua)(hua)的推力軸(zhou)承(cheng)(cheng),軸(zhou)承(cheng)(cheng)室甩油問題時有(you)發(fa)生,嚴重地影(ying)響了機(ji)組的穩(wen)定安全運行(xing)。軸(zhou)承(cheng)(cheng)室甩油問題主要由(you)負壓(ya)(ya)和紊流引起。負壓(ya)(ya)的產(chan)生是由(you)于電機(ji)運行(xing)時,軸(zhou)流風機(ji)轉動時在電機(ji)的內部形成一定負壓(ya)(ya),電機(ji)上(shang)軸(zhou)承(cheng)(cheng)室的油氣被負壓(ya)(ya)吸出,冷(leng)凝后凝結成油滴。潤滑(hua)(hua)油容易翻(fan)越擋油桶的頂邊流入電機(ji)轉子(zi)。
訪問次數:577 產品價格:面議 廠商性質:生產廠家 更新日期:2023-11-19
高速小型(xing)防(fang)爆立式電機推(tui)力(li)瓦(wa)是大型(xing)立式電機的(de)(de)關鍵(jian)部件。根據統計,推(tui)力(li)瓦(wa)燒損故(gu)障(zhang)約占水泵機組設備故(gu)障(zhang)的(de)(de)40%左(zuo)右(you)。其根本原(yuan)因是推(tui)力(li)瓦(wa)與鏡板之間的(de)(de)油膜層(ceng)被破壞,摩擦熱迅(xun)速增加(jia),瓦(wa)面(mian)溫度超過瓦(wa)面(mian)巴(ba)氏合金熔(rong)點導致燒損。
訪問次數:819 產品價格:面議 廠商性質:生產廠家 更新日期:2023-11-19