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早(zao)在1921年就開始(shi)用(yong)于架空線。隨著輸(shu)(shu)變(bian)電技術的(de)(de)提高(gao)和輸(shu)(shu)變(bian)電線路(lu)的(de)(de)發展，遼寧(ning)大元電纜憑(ping)借30年的(de)(de)生產(chan)和研發經驗，先進的(de)(de)生產(chan)設備(bei)，完備(bei)檢(jian)測(ce)手段，鋁合金(jin)導(dao)線愈(yu)來(lai)愈(yu)顯示其優(you)越性(xing)。使得產(chan)出的(de)(de)鋁合金(jin)導(dao)線與鋼芯鋁絞線相比，有其不可比擬的(de)(de)優(you)點決定的(de)(de)。（與...

  電(dian)線(xian)(xian)(xian)電(dian)纜產品的節(jie)(jie)距(ju)(ju)包(bao)(bao)括束線(xian)(xian)(xian)節(jie)(jie)距(ju)(ju)、絞(jiao)線(xian)(xian)(xian)節(jie)(jie)距(ju)(ju)、成纜節(jie)(jie)距(ju)(ju)、絕(jue)緣包(bao)(bao)帶節(jie)(jie)距(ju)(ju)、屏蔽包(bao)(bao)帶節(jie)(jie)距(ju)(ju)、墊(dian)層繞(rao)包(bao)(bao)節(jie)(jie)距(ju)(ju)、鎧裝層繞(rao)包(bao)(bao)節(jie)(jie)距(ju)(ju)等。  節(jie)(jie)距(ju)(ju)是指被絞(jiao)合(he)體(ti)（或(huo)繞(rao)包(bao)(bao)帶、線(xian)(xian)(xian)）沿(yan)絞(jiao)合(he)軸線(xian)(xian)(xian)旋轉一周所前(qian)進的距(ju)(ju)離。&nbs...

以下為五種常見的導致橡(xiang)套電(dian)纜出(chu)現外觀缺陷的原因：1.模套承(cheng)線太長或太短、模口(kou)不(bu)(bu)光(guang)滑(hua)且孔徑太大；機(ji)頭、模口(kou)或機(ji)身溫(wen)(wen)度低；橡(xiang)料(liao)塑(su)性(xing)小等均(jun)有可能導致橡(xiang)套電(dian)纜表面不(bu)(bu)光(guang)滑(hua)。2.供給的橡(xiang)膠不(bu)(bu)干凈，含有雜質；膠料(liao)焦燒時間(jian)太短；擠橡(xiang)機(ji)身、機(ji)頭或口(kou)模溫(wen)(wen)度太高...

電(dian)(dian)線電(dian)(dian)纜(lan)的(de)種類(lei)(lei)隨著應(ying)(ying)用領(ling)域的(de)不斷(duan)擴大(da)而(er)出現了越(yue)(yue)(yue)來(lai)越(yue)(yue)(yue)細的(de)分類(lei)(lei)，在很多特(te)(te)(te)殊的(de)領(ling)域對電(dian)(dian)線電(dian)(dian)纜(lan)的(de)應(ying)(ying)用有著專業而(er)特(te)(te)(te)殊的(de)要求(qiu)，特(te)(te)(te)種電(dian)(dian)纜(lan)就是一(yi)個越(yue)(yue)(yue)來(lai)越(yue)(yue)(yue)龐大(da)的(de)支線分類(lei)(lei)。那么什(shen)么叫特(te)(te)(te)種電(dian)(dian)纜(lan)呢？特(te)(te)(te)種電(dian)(dian)纜(lan)是相當于量大(da)面廣的(de)普通電(dian)(dian)線電(dian)(dian)纜(lan)來(lai)說(shuo)的(de)，是一(yi)系(xi)列(lie)具有獨特(te)(te)(te)結構...

一(yi)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)按應(ying)用分(fen)(fen)：（1）電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力系(xi)統：架空(kong)裸(luo)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)線(xian)(xian)(xian)、匯流(liu)排（母線(xian)(xian)(xian)）、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)（塑料線(xian)(xian)(xian)纜(lan)、油紙電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)（基本被塑料電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)代(dai)替）、橡套線(xian)(xian)(xian)纜(lan)、架空(kong)絕緣電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)）、分(fen)(fen)支電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)（取(qu)代(dai)部分(fen)(fen)母線(xian)(xian)(xian)）、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)磁線(xian)(xian)(xian)以及電(dian)(dian)(dian)(dian)(dian)(dian)(dian)氣(qi)設備(bei)用線(xian)(xian)(xian)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)等。（2）信息傳輸系(xi)統：市話電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)視電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)、...

直流(liu)電(dian)(dian)(dian)(dian)(dian)纜(lan)與(yu)交(jiao)流(liu)電(dian)(dian)(dian)(dian)(dian)纜(lan)相比有以下特點： 1、所(suo)用系統不同。直流(liu)電(dian)(dian)(dian)(dian)(dian)纜(lan)用于整(zheng)流(liu)后的(de)直流(liu)輸電(dian)(dian)(dian)(dian)(dian)系統中，交(jiao)流(liu)電(dian)(dian)(dian)(dian)(dian)纜(lan)常用于工頻（國內50Hz）的(de)電(dian)(dian)(dian)(dian)(dian)力系統中。 2、與(yu)交(jiao)流(liu)電(dian)(dian)(dian)(dian)(dian)纜(lan)相比，直流(liu)電(dian)(dian)(dian)(dian)(dian)纜(lan)的(de)傳輸過程中的(de)電(dian)(dian)(dian)(dian)(dian)能(neng)損耗較小。直流(liu)電(dian)(dian)(dian)(dian)(dian)纜(lan)的(de)電(dian)(dian)(dian)(dian)(dian)能(neng)損耗主要是...

1、保(bao)(bao)護(hu)層(ceng)腐蝕(shi)(shi)：地下雜(za)散(san)電(dian)流的(de)(de)(de)電(dian)化腐蝕(shi)(shi)或(huo)非(fei)中性(xing)土(tu)壤(rang)的(de)(de)(de)化學腐蝕(shi)(shi)使保(bao)(bao)護(hu)層(ceng)失(shi)效，失(shi)去對絕緣的(de)(de)(de)保(bao)(bao)護(hu)作用(yong)。解決(jue)辦法是，在雜(za)散(san)電(dian)流密集區安裝(zhuang)排流設備；當電(dian)纜(lan)線(xian)路上的(de)(de)(de)局部(bu)土(tu)壤(rang)含有損害(hai)電(dian)纜(lan)鉛包(bao)的(de)(de)(de)化學物質時，應將這段電(dian)纜(lan)裝(zhuang)于管內(nei)，并用(yong)中性(xing)土(tu)壤(rang)作電(dian)纜(lan)的(de)(de)(de)襯(chen)墊(dian)及覆(fu)...

購(gou)買電線電纜(lan)產(chan)(chan)品時(shi)應仔細觀察產(chan)(chan)品的(de)合格證對于產(chan)(chan)品型號、規格、額定電壓、芯數、生產(chan)(chan)日(ri)期、執行標(biao)(biao)準(zhun)、許可(ke)證編號等相關信息是(shi)否標(biao)(biao)注齊全，產(chan)(chan)品實物(wu)表面應印有廠名、產(chan)(chan)品型號和額定電壓的(de)連(lian)續性(xing)標(biao)(biao)志，核實兩者相關的(de)信息是(shi)否一致。合格證上都有長(chang)度(du)標(biao)(biao)識(shi)，可(ke)先...

正確選擇電(dian)(dian)(dian)(dian)線電(dian)(dian)(dian)(dian)纜(lan)非常重要(yao)，怎(zen)樣選擇電(dian)(dian)(dian)(dian)線電(dian)(dian)(dian)(dian)纜(lan)是很多客戶咨詢的問題，一(yi)(yi)起來(lai)學(xue)習一(yi)(yi)下(xia)：首先，選用電(dian)(dian)(dian)(dian)線電(dian)(dian)(dian)(dian)纜(lan)產品(pin)時，最(zui)好請教(jiao)有經(jing)驗的專業(ye)電(dian)(dian)(dian)(dian)工，根據自(zi)己的用電(dian)(dian)(dian)(dian)負荷來(lai)采(cai)用合(he)適截(jie)面大(da)小和(he)電(dian)(dian)(dian)(dian)壓(ya)等級的電(dian)(dian)(dian)(dian)纜(lan)。長(chang)度和(he)截(jie)面是一(yi)(yi)個重要(yao)因素(su)，合(he)格證上都有長(chang)度標(biao)識，可先估...

隨著(zhu)我國經濟快(kuai)速發(fa)展(zhan)，電(dian)(dian)(dian)纜(lan)(lan)行(xing)業(ye)也得到了巨大的(de)發(fa)展(zhan)。電(dian)(dian)(dian)纜(lan)(lan)根據使用的(de)性能的(de)不同有很多種類的(de)電(dian)(dian)(dian)纜(lan)(lan)，計算機電(dian)(dian)(dian)纜(lan)(lan)、阻燃電(dian)(dian)(dian)纜(lan)(lan)、控制電(dian)(dian)(dian)纜(lan)(lan)等一百(bai)多種的(de)電(dian)(dian)(dian)纜(lan)(lan)。在過(guo)去的(de)幾十(shi)年(nian)里，我國的(de)線纜(lan)(lan)制造(zao)業(ye)所形成的(de)成產力(li)，讓(rang)世界都刮目相看。在我國電(dian)(dian)(dian)力(li)工業(ye)、軌道(dao)交通業(ye)、數(shu)據...

一般來說(shuo)，電線與(yu)電纜本質上是(shi)沒有什么區(qu)別(bie)(bie)，國家標準也沒有明文規(gui)定(ding)，但(dan)是(shi)電線與(yu)電纜還(huan)是(shi)有區(qu)別(bie)(bie)的(de)(de)。電線與(yu)電纜的(de)(de)區(qu)別(bie)(bie)，不(bu)是(shi)以(yi)額(e)定(ding)電壓(ya)的(de)(de)高低，也不(bu)是(shi)以(yi)幾何(he)尺寸大小，二十(shi)以(yi)它的(de)(de)外(wai)徑來區(qu)別(bie)(bie)。在(zai)電纜行業，我(wo)們習慣(guan)上將工藝結構復雜(za)的(de)(de)產品叫電纜，工藝結構比較...

一、減少電(dian)線電(dian)纜產品的(de)(de)使用壽命(ming)這個問題很容易(yi)理解，長期運(yun)行后，特別是直埋、浸在水里(li)、暴露(lu)在露(lu)天或者易(yi)被腐(fu)蝕的(de)(de)環(huan)境中，由(you)于長時間受到外界(jie)介質的(de)(de)腐(fu)蝕，護(hu)套最(zui)薄(bo)點的(de)(de)絕緣水平(ping)和(he)機械水平(ping)都(dou)會下降。再加(jia)上例行的(de)(de)護(hu)套試驗檢測或者發生線路接地故障，最(zui)薄(bo)點可(ke)...

電(dian)纜(lan)的敷(fu)(fu)設方(fang)式(shi)有以下幾種:直埋敷(fu)(fu)設、穿管敷(fu)(fu)設、淺槽敷(fu)(fu)設、電(dian)纜(lan)溝(gou)敷(fu)(fu)設、電(dian)纜(lan)隧道敷(fu)(fu)設、架空敷(fu)(fu)設幾種方(fang)式(shi)都有優缺點,一般要考慮城市發展規劃,現(xian)有建筑物的密度電(dian)纜(lan)線路(lu)長度敷(fu)(fu)設條數及其周圍(wei)環境的影響(xiang)等。從技術上比較,電(dian)纜(lan)隧道方(fang)式(shi)和電(dian)纜(lan)溝(gou)敷(fu)(fu)設方(fang)式(shi)便(bian)于電(dian)...

電(dian)纜(lan)(lan)一旦發(fa)生(sheng)(sheng)火災，則火勢兇猛，蔓延迅(xun)速，在燃燒時會(hui)發(fa)生(sheng)(sheng)大(da)量的有害氣體，造(zao)成撲救困難。電(dian)纜(lan)(lan)燒壞后，修復時間長，損失嚴(yan)重，因此必須十分重視防范電(dian)纜(lan)(lan)火災事(shi)故。那(nei)么(me)引起高壓(ya)電(dian)纜(lan)(lan)事(shi)故的原因有哪些呢？下(xia)面簡要分析(xi)一下(xia)。1、現場條件比較差，電(dian)纜(lan)(lan)和接(jie)頭在工...

擴(kuo)徑(jing)導線(xian)是在普通的(de)鋼芯絞(jiao)線(xian)基礎上開發的(de)一種新型特(te)殊(shu)導線(xian)，是目前(qian)為止外(wai)徑(jing)最大的(de)架(jia)空導線(xian)。擴(kuo)徑(jing)鋼芯鋁絞(jiao)線(xian)也叫擴(kuo)徑(jing)空心母線(xian)，由多層鋁線(xian)反向絞(jiao)合(he)而成，中間為圓形中空結構。產品適(shi)用于高低壓(ya)輸電線(xian)中電廠及變電站配電線(xian)路，使用它(ta)可以(yi)將絞(jiao)線(xian)外(wai)徑(jing)擴(kuo)大，減小絞(jiao)...

一、電(dian)纜(lan)(lan)故障現(xian)(xian)場如何補救？其實(shi)在(zai)電(dian)纜(lan)(lan)現(xian)(xian)場敷設的時候護套表面刮傷是(shi)普遍存(cun)在(zai)的問題，但是(shi)電(dian)纜(lan)(lan)很多時候一遇到問題就特(te)別的麻煩。下面就給大家介紹電(dian)纜(lan)(lan)現(xian)(xian)場該如何補救。1.一般(ban)電(dian)纜(lan)(lan)施工的地(di)方(fang)都(dou)比較惡劣，可(ke)能(neng)是(shi)隧(sui)道(dao)內(nei)，也可(ke)能(neng)是(shi)在(zai)橋架上(shang)。但是(shi)一般(ban)野外工程的...

電線(xian)電纜生產過(guo)程(cheng)質量(liang)檢(jian)驗(yan)(yan)(yan)是(shi)(shi)按照生產計劃單(dan)，工藝(yi)指導書(shu)和操作(zuo)規程(cheng)的(de)(de)要求進行驗(yan)(yan)(yan)證檢(jian)驗(yan)(yan)(yan)的(de)(de)，檢(jian)驗(yan)(yan)(yan)的(de)(de)形式多種多樣，本文著重(zhong)闡述(shu)按生產過(guo)程(cheng)分(fen)類的(de)(de)產品(pin)過(guo)程(cheng)檢(jian)驗(yan)(yan)(yan)，即首件檢(jian)驗(yan)(yan)(yan)，巡(xun)回檢(jian)驗(yan)(yan)(yan)，完工檢(jian)驗(yan)(yan)(yan)。一.首件檢(jian)驗(yan)(yan)(yan)首件檢(jian)驗(yan)(yan)(yan)應該(gai)是(shi)(shi)十(shi)分(fen)重(zhong)要的(de)(de)，因為在開始(shi)時能(neng)夠發現問題...

在很多國網通(tong)報(bao)供應商(shang)的(de)(de)公告(gao)上，我們經常(chang)能看到纜企(qi)的(de)(de)這么一條(tiao)通(tong)報(bao)：生產(chan)的(de)(de)電(dian)(dian)力電(dian)(dian)纜絕緣(yuan)層(ceng)厚度不(bu)合(he)格。那(nei)具體絕緣(yuan)層(ceng)的(de)(de)厚度不(bu)合(he)格對電(dian)(dian)纜有(you)何影(ying)響呢？1、減少(shao)電(dian)(dian)線電(dian)(dian)纜產(chan)品的(de)(de)使(shi)用壽命這個問(wen)題很容(rong)易(yi)理解，長期運行后，特別是直埋、浸在水里、暴露在露天或者易(yi)被...

電線電纜(lan)在(zai)運(yun)行(xing)(xing)的過程中，經常會出(chu)現(xian)多種的事故(gu)，尤(you)其是使用了非(fei)標(biao)電線電纜(lan)的情況(kuang)下。電纜(lan)在(zai)運(yun)行(xing)(xing)時，發生兩相(xiang)（及多相(xiang)）接地或相(xiang)間短(duan)路(lu)故(gu)障(zhang)時，大多造(zao)成系統跳(tiao)閘，這種故(gu)障(zhang)現(xian)象俗稱“放(fang)炮(pao)”。下面我(wo)們就來說(shuo)說(shuo)，造(zao)成"電纜(lan)...

特(te)種電(dian)纜區別(bie)于普通電(dian)纜，特(te)種電(dian)纜是可以在特(te)殊的場合使用，而(er)且其(qi)功能(neng)也具有特(te)殊性，例如耐(nai)(nai)高溫，耐(nai)(nai)強酸強堿，防(fang)白(bai)蟻等。其(qi)中，耐(nai)(nai)高溫電(dian)線電(dian)纜主要應用在能(neng)源(yuan)開發、鋼(gang)鐵、航(hang)空航(hang)天(tian)、石油開采和金屬(shu)冶煉(lian)等領域。低(di)電(dian)感電(dian)纜的散熱效果(guo)好(hao)，不僅冷(leng)卻水流(liu)量(liang)大，而(er)...

根(gen)據輸(shu)送容量(liang)確定導(dao)線(xian)截(jie)面，根(gen)據電磁環境(jing)控制(zhi)指標確定導(dao)線(xian)外徑(jing)，在導(dao)線(xian)截(jie)面和(he)外徑(jing)明確后考慮擴(kuo)(kuo)徑(jing)方(fang)式。在選(xuan)擇擴(kuo)(kuo)徑(jing)方(fang)式時，首先(xian)要考慮經濟(ji)性(xing)。初步計算，同樣是630K720，疏絞(jiao)型擴(kuo)(kuo)徑(jing)導(dao)線(xian)的造價(jia)低于高密度聚乙烯支撐(cheng)型擴(kuo)(kuo)徑(jing)導(dao)線(xian)，且弧垂特性(xing)較優(you)則工程造價(jia)...

冬季嚴寒，許(xu)多施工人員(yuan)在敷設安裝電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)的時候會發(fa)現(xian)(xian)，平(ping)時質(zhi)量良(liang)好的電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)產(chan)品，經(jing)常(chang)會出現(xian)(xian)一些線體(ti)發(fa)硬、絕緣外(wai)皮脫(tuo)落(luo)受損等現(xian)(xian)象，很多施工人員(yuan)以為是(shi)電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)產(chan)品本(ben)身(shen)出現(xian)(xian)了質(zhi)量問題，而(er)電(dian)(dian)(dian)纜(lan)廠家(jia)也堅持產(chan)品在出廠時已經(jing)經(jing)過檢驗(yan)，是(shi)合格的產(chan)品，常(chang)常(chang)...

1、規范(fan)施(shi)工(gong)在敷設(she)(she)電(dian)(dian)(dian)(dian)纜(lan)(lan)時，施(shi)工(gong)人員(yuan)必(bi)須保證施(shi)工(gong)質量，規范(fan)施(shi)工(gong)。在施(shi)工(gong)時要(yao)防止牽引力(li)過(guo)大、彎曲過(guo)度、填土不實、埋設(she)(she)深(shen)度不夠(gou)等造成(cheng)的，機械(xie)性損傷。電(dian)(dian)(dian)(dian)纜(lan)(lan)的中間接頭(tou)(tou)和終端頭(tou)(tou)統稱為電(dian)(dian)(dian)(dian)纜(lan)(lan)頭(tou)(tou)。電(dian)(dian)(dian)(dian)纜(lan)(lan)頭(tou)(tou)是影響電(dian)(dian)(dian)(dian)纜(lan)(lan)絕緣性能的關鍵(jian)部(bu)位，最(zui)容易成(cheng)為引火源。因此，電(dian)(dian)(dian)(dian)...

電力(li)電纜是在電力(li)系統中(zhong)(zhong)傳(chuan)輸或分配大功率電能用的電纜。隨著世界范圍內的石油化學工(gong)業大發展，塑料絕緣電力(li)電纜由于其制(zhi)造工(gong)藝簡單，施工(gong)、維護便捷，成為低壓(ya)電力(li)電纜中(zhong)(zhong)的重要品種。然(ran)而在塑料絕緣擠制(zhi)過程中(zhong)(zhong)不免會產(chan)生碰(peng)傷(shang)、刮傷(shang)、壓(ya)傷(shang)、擊穿等(deng)缺陷(xian)點，為了...

城市配電(dian)網絡大量采用架(jia)(jia)空(kong)絕(jue)緣(yuan)電(dian)纜線路(lu)(lu)(lu)，全國關(guan)于運行中的(de)線路(lu)(lu)(lu)發生雷(lei)擊(ji)斷線和(he)絕(jue)緣(yuan)子擊(ji)穿事(shi)故的(de)統計數量呈急劇(ju)上升(sheng)趨(qu)勢。試驗研究和(he)實際事(shi)故原因分(fen)析證實：架(jia)(jia)空(kong)絕(jue)緣(yuan)電(dian)纜線路(lu)(lu)(lu)雷(lei)電(dian)過(guo)電(dian)壓閃(shan)絡時(shi)，瞬間電(dian)弧電(dian)流很大但(dan)時(shi)間很短(duan)，僅在架(jia)(jia)空(kong)絕(jue)緣(yuan)電(dian)纜絕(jue)緣(yuan)層上形(xing)成擊(ji)穿孔...

電(dian)線電(dian)纜(lan)老化故障的最直(zhi)接(jie)原(yuan)因(yin)是絕緣降(jiang)低(di)而被擊穿。導敏絕緣降(jiang)低(di)的因(yin)素(su)很多，根據(ju)實際(ji)運(yun)行經驗，歸納(na)起(qi)來不外乎以下幾種情況。1)電(dian)纜(lan)老化原(yuan)因(yin):絕緣受潮。這種情況也很常見，一般(ban)發生在(zai)直(zhi)埋(mai)或(huo)排管里的電(dian)纜(lan)接(jie)頭處(chu)。比如：電(dian)纜(lan)接(jie)頭制作不合格和在(zai)潮濕(shi)的氣候條(tiao)...

特種(zhong)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)一(yi)般都(dou)是運用(yong)在(zai)哪里？特種(zhong)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)就是有特殊(shu)用(yong)途(tu)，可以在(zai)特定場合使用(yong)的有特定用(yong)途(tu)的電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)，比如可以耐(nai)高(gao)溫(wen)，耐(nai)酸堿(jian)，防白(bai)蟻(yi)，以及在(zai)輪船飛機(ji)核電(dian)(dian)(dian)(dian)(dian)站等場合使用(yong)的電(dian)(dian)(dian)(dian)(dian)線電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)。就分類(lei)來說，它與(yu)電(dian)(dian)(dian)(dian)(dian)力、控制(zhi)、計算機(ji)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)等類(lei)別不(bu)屬(shu)于同(tong)一(yi)種(zhong)分類(lei)方法，也就是...

  額定電壓(ya)10kV架空(kong)(kong)電纜線(xian)路(lu)的(de)特點(dian)是(shi)農(nong)網線(xian)路(lu)多、供電半徑(jing)長(chang)、全部為放射式供電線(xian)路(lu)。經過近年來的(de)農(nong)網改造，抗臺風及防雷能力得到增強，但(dan)10kV架空(kong)(kong)線(xian)路(lu)事故仍時有發(fa)生，本文就(jiu)10kV架空(kong)(kong)線(xian)路(lu)的(de)常(chang)發(fa)事故進(jin)行(xing)分析，并對1...

一(yi)、電(dian)(dian)纜，一(yi)般認(ren)為電(dian)(dian)纜是(shi)由一(yi)根(gen)或多根(gen)相互絕緣(yuan)(yuan)的(de)(de)導(dao)(dao)體外包絕緣(yuan)(yuan)和保(bao)護層(ceng)制成，將電(dian)(dian)力或信息從一(yi)處傳輸到另一(yi)處的(de)(de)導(dao)(dao)線。廣義上是(shi)指(zhi)以金屬作媒(mei)質傳輸電(dian)(dian)信號(hao)的(de)(de)裝(zhuang)置。由定義可知，電(dian)(dian)纜是(shi)用來(lai)導(dao)(dao)電(dian)(dian)的(de)(de)。一(yi)般由以下金屬制造(zao)：銅導(dao)(dao)電(dian)(dian)性(xing)僅次(ci)于(yu)銀，導(dao)(dao)熱性(xing)僅次(ci)于(yu)金、銀；...

大(da)元電(dian)(dian)纜的(de)(de)小編(bian)今天跟大(da)家分享的(de)(de)是電(dian)(dian)纜安裝需要(yao)注意的(de)(de)一(yi)些問題。筆者(zhe)整理一(yi)下，大(da)家可以簡單(dan)看(kan)看(kan)。首先，電(dian)(dian)纜在敷設的(de)(de)時候，不能從電(dian)(dian)纜盤或者(zhe)電(dian)(dian)纜卷(juan)筒(tong)的(de)(de)某(mou)一(yi)端解開電(dian)(dian)纜，大(da)家需要(yao)先把電(dian)(dian)纜盤或者(zhe)電(dian)(dian)纜卷(juan)筒(tong)里的(de)(de)電(dian)(dian)纜展開。要(yao)是有條件的(de)(de)話(hua)，可以把電(dian)(dian)纜展開或者(zhe)懸掛(gua)...

聚氯(lv)乙烯(xi)絕緣(yuan)和護套控(kong)制(zhi)電(dian)纜適用(yong)于額(e)(e)定電(dian)壓(ya)450/750V及(ji)以(yi)下控(kong)制(zhi)、信號、保護及(ji)測量系統接(jie)線之用(yong)。執(zhi)行標準：GB9330《塑料絕緣(yuan)控(kong)制(zhi)電(dian)纜》、IEC60227《額(e)(e)定電(dian)壓(ya)450/750V及(ji)以(yi)下聚氯(lv)乙烯(xi)絕緣(yuan)電(dian)纜》以(yi)及(ji)IEC60502《額(e)(e)定電(dian)壓(ya)1...

電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜(lan)在(zai)電(dian)(dian)(dian)力(li)系(xi)統(tong)主(zhu)干線中(zhong)用以(yi)傳輸和(he)分(fen)配(pei)大功能電(dian)(dian)(dian)能，控(kong)制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)從(cong)電(dian)(dian)(dian)力(li)系(xi)統(tong)的配(pei)電(dian)(dian)(dian)點(dian)把電(dian)(dian)(dian)能直接傳輸到各種用電(dian)(dian)(dian)設備(bei)器(qi)具的電(dian)(dian)(dian)源連(lian)接線路。電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜(lan)的額定(ding)電(dian)(dian)(dian)壓一般為(wei)0.6/1KV及以(yi)上，控(kong)制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)主(zhu)要(yao)為(wei)450/750V。同樣規格的電(dian)(dian)(dian)力(li)電(dian)(dian)(dian)纜(lan)和(he)控(kong)制(zhi)(zhi)電(dian)(dian)(dian)纜(lan)在(zai)生產時...

外力損(sun)傷(shang)：在電纜(lan)的(de)(de)保(bao)管(guan)(guan)、運輸、敷設和(he)運行(xing)過程(cheng)中都可能遭受外力損(sun)傷(shang)，特別是已運行(xing)的(de)(de)直埋電纜(lan)，在其他工(gong)程(cheng)的(de)(de)地面施工(gong)中易(yi)遭損(sun)傷(shang)。這類(lei)事故(gu)往(wang)往(wang)占電纜(lan)事故(gu)的(de)(de)50%。為(wei)避免這類(lei)事故(gu)，除加強電纜(lan)保(bao)管(guan)(guan)、運輸、敷設等(deng)各環節的(de)(de)工(gong)作質量外，更(geng)重(zhong)要的(de)(de)是嚴格(ge)執行(xing)動(dong)土...

為了防(fang)止電(dian)纜(lan)火災事故的(de)發生，應采取以下(xia)預防(fang)措施：（1）選(xuan)用滿足(zu)(zu)熱(re)穩定(ding)要求的(de)電(dian)纜(lan)。選(xuan)用的(de)電(dian)纜(lan)，在正(zheng)常情(qing)況下(xia)，能(neng)(neng)滿足(zu)(zu)長(chang)期額定(ding)負荷的(de)發熱(re)要求，在短(duan)路(lu)情(qing)況下(xia)，能(neng)(neng)滿足(zu)(zu)短(duan)時熱(re)穩定(ding)，避免電(dian)纜(lan)過熱(re)起火。（2）防(fang)止運行(xing)過負荷。電(dian)纜(lan)帶負荷運行(xing)時，一般不超(chao)過額定(ding)...

電線電纜(lan)在我(wo)國(guo)的(de)(de)(de)基礎建設當中起到了很重要的(de)(de)(de)鏈接作(zuo)用，隨著我(wo)國(guo)的(de)(de)(de)不(bu)斷(duan)(duan)發(fa)展，對于(yu)動力電纜(lan)行(xing)業來說，針對不(bu)斷(duan)(duan)變化的(de)(de)(de)幣場和需求，傳統的(de)(de)(de)行(xing)業模式已經(jing)不(bu)能適應幣場發(fa)展，所以對于(yu)很多企(qi)業來說，行(xing)業的(de)(de)(de)轉變刻(ke)不(bu)容緩(huan)。我(wo)國(guo)電線電纜(lan)行(xing)業仍然是(shi)繼續發(fa)展的(de)(de)(de)趨勢，但(dan)是(shi)...

電(dian)(dian)纜(lan)一旦著(zhu)(zhu)火，應采(cai)用下列方法撲滅：（1）切(qie)斷起火電(dian)(dian)纜(lan)電(dian)(dian)源。電(dian)(dian)纜(lan)著(zhu)(zhu)火燃(ran)燒，無論何原(yuan)因引(yin)起，都應立即(ji)切(qie)斷電(dian)(dian)源，然后，根據電(dian)(dian)纜(lan)所經過的路徑(jing)和特征(zheng)，認(ren)真檢查，找出電(dian)(dian)纜(lan)的故障點，同時應迅(xun)速組織人員(yuan)進行撲救。（2）電(dian)(dian)纜(lan)溝內(nei)起火非故障電(dian)(dian)纜(lan)電(dian)(dian)源的切(qie)斷。當(dang)電(dian)(dian)...

電(dian)(dian)力(li)電(dian)(dian)纜(lan)(lan)的絕(jue)(jue)緣層是(shi)由紙、油、麻、橡膠、塑料、瀝青等各種(zhong)可燃物質組成，因(yin)此(ci)，電(dian)(dian)纜(lan)(lan)具有(you)起火爆炸的可能性(xing)。導致電(dian)(dian)纜(lan)(lan)起火爆炸的原因(yin)是(shi)：（1）絕(jue)(jue)緣損(sun)壞引(yin)(yin)起短路故障。電(dian)(dian)力(li)電(dian)(dian)纜(lan)(lan)的保(bao)護(hu)鉛皮(pi)在(zai)敷設(she)時被(bei)損(sun)壞或(huo)在(zai)運行中(zhong)電(dian)(dian)纜(lan)(lan)絕(jue)(jue)緣受(shou)機械損(sun)傷，引(yin)(yin)起電(dian)(dian)纜(lan)(lan)相間或(huo)鉛皮(pi)間的絕(jue)(jue)...

在電(dian)(dian)力(li)(li)線路中，電(dian)(dian)纜所占比重(zhong)正(zheng)逐(zhu)漸增加(jia)。電(dian)(dian)力(li)(li)電(dian)(dian)纜是在電(dian)(dian)力(li)(li)系統的(de)(de)主(zhu)干(gan)線路中用(yong)以(yi)(yi)傳(chuan)輸和分配大功率電(dian)(dian)能的(de)(de)電(dian)(dian)纜產品，包括1-500KV以(yi)(yi)及(ji)以(yi)(yi)上(shang)各種電(dian)(dian)壓等級，各種絕緣的(de)(de)電(dian)(dian)力(li)(li)電(dian)(dian)纜。電(dian)(dian)力(li)(li)電(dian)(dian)纜的(de)(de)基本結構由線芯（導體(ti)）、絕緣層、屏蔽(bi)層和保護層四部分組成。一、線...

在電(dian)(dian)(dian)(dian)(dian)力線(xian)路中，電(dian)(dian)(dian)(dian)(dian)纜所占比重正(zheng)逐(zhu)漸增加(jia)。電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜是在電(dian)(dian)(dian)(dian)(dian)力系統的(de)(de)主干(gan)線(xian)路中用以(yi)傳輸和分配大功率電(dian)(dian)(dian)(dian)(dian)能(neng)的(de)(de)電(dian)(dian)(dian)(dian)(dian)纜產品，包括1-500KV以(yi)及(ji)(ji)以(yi)上各種(zhong)電(dian)(dian)(dian)(dian)(dian)壓(ya)等級(ji)，各種(zhong)絕緣(yuan)的(de)(de)電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜。一、按(an)電(dian)(dian)(dian)(dian)(dian)壓(ya)等級(ji)分按(an)電(dian)(dian)(dian)(dian)(dian)壓(ya)等級(ji)可分為(wei)中、低壓(ya)電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜（35千(qian)伏及(ji)(ji)以(yi)下(xia)）、高(gao)壓(ya)電(dian)(dian)(dian)(dian)(dian)...

控(kong)制電(dian)纜是適用于(yu)工礦企業、能源交通部門(men)、供交流額(e)定電(dian)壓450/750伏以下控(kong)制、保護(hu)線路等(deng)場合使用的(de)聚氯乙烯絕緣、聚氯乙烯護(hu)套控(kong)制電(dian)纜。電(dian)線電(dian)纜行業是中國(guo)僅次于(yu)汽車行業的(de)第二大行業，產品(pin)品(pin)種滿足率和國(guo)內(nei)市場占有率均超過90%。在世界(jie)范圍內(nei)，...

控制(zhi)電纜(lan)是適用于工(gong)礦企(qi)業、能源(yuan)交通部門、供交流額定電壓450/750伏以下(xia)控制(zhi)、保護線路(lu)等場(chang)合使用的聚氯乙(yi)烯絕緣、聚氯乙(yi)烯護套(tao)控制(zhi)電纜(lan)。控制(zhi)電纜(lan)價格公式如下(xia)：銅的重量X銅價=（絲(si)徑÷2）^2X3.14X絲(si)的根數X8.9X當時銅...

通常是由幾根(gen)或幾組(zu)(zu)導(dao)線（每組(zu)(zu)至(zhi)少(shao)兩根(gen)）絞合而成(cheng)的類似繩索的電(dian)(dian)纜，每組(zu)(zu)導(dao)線之間相(xiang)互絕緣，并常圍繞(rao)著一(yi)根(gen)中心扭成(cheng)，整個外面包有(you)高度絕緣的覆蓋層。電(dian)(dian)纜具有(you)內通電(dian)(dian)，外絕緣的特(te)征。電(dian)(dian)纜的存放方法：電(dian)(dian)纜如果要長期存放，根(gen)據電(dian)(dian)纜的放置(zhi)位置(zhi)，應作以下考(kao)慮：...

架(jia)空(kong)(kong)電(dian)纜并(bing)不是(shi)將(jiang)普通的油(you)紙絕緣(yuan)電(dian)纜或(huo)是(shi)交(jiao)聯絕緣(yuan)電(dian)纜直接(jie)掛(gua)在架(jia)空(kong)(kong)桿(gan)塔上，而是(shi)采用(yong)(yong)類似于交(jiao)聯電(dian)纜生產工藝(yi)制造的一種專用(yong)(yong)電(dian)纜。一般的架(jia)空(kong)(kong)電(dian)纜都是(shi)單芯(xin)的，按(an)其結(jie)(jie)構(gou)不同(tong)可分為硬(ying)鋁(lv)線結(jie)(jie)構(gou)、硬(ying)拉(la)銅線結(jie)(jie)構(gou)、鋁(lv)合金線結(jie)(jie)構(gou)、鋼芯(xin)或(huo)鋁(lv)合金芯(xin)支撐結(jie)(jie)構(gou)和自承式三(san)芯(xin)紋...

電(dian)纜的(de)安(an)全要求：1.電(dian)纜線(xian)相(xiang)互交(jiao)(jiao)叉(cha)(cha)時，高(gao)壓(ya)(ya)電(dian)纜應在低壓(ya)(ya)電(dian)纜下方。如(ru)果其中一(yi)條電(dian)纜在交(jiao)(jiao)叉(cha)(cha)點前后1m范圍內穿管(guan)保護(hu)或用隔板隔開時，最小(xiao)允許距離為0.25m。2.電(dian)纜與熱(re)力管(guan)道接近或交(jiao)(jiao)叉(cha)(cha)時，如(ru)有隔熱(re)措施，平行和交(jiao)(jiao)叉(cha)(cha)的(de)最小(xiao)距離分別為0.5m和0.2...

我國的(de)電線電纜(lan)(lan)行業(ye)制造規模發(fa)展速(su)度(du)很快，但是技(ji)術(shu)和研(yan)發(fa)卻難以(yi)跟上市場(chang)的(de)步伐。所以(yi)我們在市場(chang)的(de)反饋中可以(yi)感受(shou)到(dao)，扁(bian)電纜(lan)(lan)產(chan)品的(de)同質化，低價競爭，產(chan)能過程等等問題都有待整(zheng)頓。隨著時代的(de)發(fa)展，科(ke)技(ji)的(de)進步，電纜(lan)(lan)企業(ye)的(de)發(fa)展進入了一個(ge)全新的(de)階段，在新的(de)背...

扁(bian)電(dian)(dian)纜使用于(yu)工作電(dian)(dian)壓(ya)450/750V級(ji)以下，環境溫度-40~70℃的起重、運輸、機械、電(dian)(dian)氣、礦(kuang)山、等行業各種移動(dong)動(dong)力(li)裝置(zhi)的電(dian)(dian)源連接及控制信號照明等。具有以下特(te)點(dian)：絕緣和護套等用丁腈(jing)復合物(wu)。提(ti)高(gao)電(dian)(dian)纜柔軟特(te)性(xing)及防腐耐(nai)寒等性(xing)能。可按顧客(ke)需要(yao)，在線...

扁電(dian)(dian)纜使用(yong)(yong)于工作電(dian)(dian)壓450/750V級以(yi)下，環境溫(wen)度(du)-40~70℃的起重(zhong)、運(yun)輸、機(ji)械、電(dian)(dian)氣(qi)、礦山(shan)、等行業各種移(yi)動(dong)動(dong)力裝(zhuang)置的電(dian)(dian)源連接及控制信(xin)號(hao)照明等。具(ju)有(you)以(yi)下特(te)點：絕(jue)緣和(he)護套(tao)等用(yong)(yong)丁腈復合物(wu)。提高(gao)電(dian)(dian)纜柔軟特(te)性(xing)及防腐耐寒等性(xing)能。可按顧客需要，在(zai)線...

  架(jia)空(kong)電(dian)(dian)(dian)(dian)(dian)纜(lan)（全稱架(jia)空(kong)絕緣(yuan)電(dian)(dian)(dian)(dian)(dian)纜(lan)），是裝有絕緣(yuan)層和保護外(wai)皮(pi)的架(jia)空(kong)導(dao)線(xian)，采用類(lei)似于交聯電(dian)(dian)(dian)(dian)(dian)纜(lan)生產工藝制造的一(yi)種專用電(dian)(dian)(dian)(dian)(dian)纜(lan)，是介于架(jia)空(kong)導(dao)線(xian)和地下電(dian)(dian)(dian)(dian)(dian)纜(lan)之間的新的輸(shu)電(dian)(dian)(dian)(dian)(dian)方(fang)式(shi) 。架(jia)空(kong)絕緣(yuan)電(dian)(dian)(dian)(dian)(dian)纜(lan)主(zhu)要特點：1、供(gong)電(dian)(dian)(dian)(dian)(dian)可靠(kao)性(xing)高&n...

   架空電(dian)(dian)纜(lan)(lan)并不(bu)是將普通(tong)的(de)油(you)紙(zhi)絕緣電(dian)(dian)纜(lan)(lan)或是交(jiao)(jiao)聯絕緣電(dian)(dian)纜(lan)(lan)直接掛(gua)在(zai)架空桿塔上，而是采(cai)用類似于交(jiao)(jiao)聯電(dian)(dian)纜(lan)(lan)生(sheng)產工藝制造的(de)一種專用電(dian)(dian)纜(lan)(lan)。  一般的(de)架空電(dian)(dian)纜(lan)(lan)都是單(dan)芯的(de)，按其結(jie)構(gou)不(bu)同可(ke)分為硬(ying)鋁(lv)線結(jie)...

  架(jia)(jia)空(kong)(kong)絕緣(yuan)電(dian)纜(lan)，是裝有絕緣(yuan)層和保護外皮的(de)架(jia)(jia)空(kong)(kong)導線(xian)，采(cai)用類(lei)似于交(jiao)聯電(dian)纜(lan)生產工藝制造的(de)一種專用電(dian)纜(lan)，是介于架(jia)(jia)空(kong)(kong)導線(xian)和地下電(dian)纜(lan)之間的(de)新的(de)輸電(dian)方式。架(jia)(jia)空(kong)(kong)電(dian)纜(lan)都(dou)是單芯(xin)的(de)，按其結(jie)構(gou)不同(tong)可(ke)分為(wei)硬(ying)鋁線(xian)結(jie)構(gou)、硬(ying)拉(la)銅線(xian)結(jie)構(gou)、鋁合金線(xian)...

  如今，電(dian)(dian)線電(dian)(dian)纜已(yi)經滲透到我們生(sheng)活的(de)每(mei)一個角落。在街(jie)道上，隨處可見各種高度(du)和厚度(du)的(de)電(dian)(dian)力電(dian)(dian)纜。如何(he)快速識(shi)別導(dao)線電(dian)(dian)壓水平，采(cai)取有效的(de)防(fang)護措施，是預防(fang)觸(chu)電(dian)(dian)事(shi)故，電(dian)(dian)線電(dian)(dian)纜是保障人(ren)身(shen)安全(quan)的(de)重要環節。一、了解電(dian)(dian)壓電(dian)(dian)平：&nbs...

    航(hang)空航(hang)天、機(ji)(ji)車車輛、能源、鋼鐵、有色金屬冶煉、石油開采、電機(ji)(ji)、建(jian)設等領域需用耐高(gao)溫電線電纜。長期連續(xu)工作溫度(du)(du)(du)125度(du)(du)(du)、135度(du)(du)(du)、150度(du)(du)(du)、180度(du)(du)(du)、200度(du)(du)(du)、250度(du)(du)(du)及(ji)250度(du)(du)(du)以上的耐高(gao)...

    特種電(dian)(dian)纜(lan)就是有特殊用途(tu)、可以(yi)在特定場合使(shi)用的電(dian)(dian)纜(lan)，比如(ru)可以(yi)耐高溫(wen)，耐酸(suan)堿，防白蟻(yi)，以(yi)及在輪船(chuan)飛機核電(dian)(dian)站等場合使(shi)用的電(dian)(dian)線電(dian)(dian)纜(lan)。就分(fen)類來說，它與電(dian)(dian)力、控制、計(ji)算機電(dian)(dian)纜(lan)等類別(bie)不屬于(yu)同一種分(fen)類方...

  為(wei)了增強人們的安(an)(an)全(quan)(quan)意識(shi)，保障生活安(an)(an)全(quan)(quan)與財(cai)產安(an)(an)全(quan)(quan)，提高電氣系統(tong)的安(an)(an)全(quan)(quan)可靠(kao)性(xing)，大元(yuan)電纜(lan)小編總結出安(an)(an)全(quan)(quan)用(yong)電的幾點(dian)小常識(shi)：1.總閘處保險絲(si)的選用(yong)要合理，不允(yun)許使用(yong)銅絲(si)、鋁絲(si)或鐵絲(si)來代替。2.所有的大功率或者有相(xiang)關使用(yong)說明...

目前，國內一些大(da)的電(dian)(dian)線(xian)電(dian)(dian)纜公司現(xian)(xian)已開端了(le)智能電(dian)(dian)纜范疇的掘(jue)金。現(xian)(xian)在(zai)，輸電(dian)(dian)網、配電(dian)(dian)網、用(yong)戶側(ce)、分(fen)布式動力(li)的運(yun)用(yong)、太(tai)陽能、分(fen)布式風(feng)電(dian)(dian)這些范疇中電(dian)(dian)纜正在(zai)廣泛運(yun)用(yong)，同時，在(zai)智能電(dian)(dian)網的大(da)環境下(xia)，第三次工業革新將信息(xi)、可再生動力(li)和分(fen)布式運(yun)用(yong)技能交融(rong)完成一...

1、特種(zhong)電(dian)(dian)纜的用(yong)途(tu)：控(kong)制電(dian)(dian)纜供交流(liu)額定電(dian)(dian)壓(ya)(ya)500V或直流(liu)電(dian)(dian)壓(ya)(ya)1000V及以下(xia)配電(dian)(dian)裝置(zhi)中電(dian)(dian)器，儀表接線之用(yong)。2、特種(zhong)電(dian)(dian)纜產品(pin)使用(yong)特性：電(dian)(dian)纜導體的長期允許工作溫度應(ying)不(bu)超過70℃。敷設時(shi)電(dian)(dian)纜的溫度應(ying)不(bu)低于0℃，敷設時(shi)彎(wan)曲半(ban)徑應(ying)不(bu)小于電(dian)(dian)纜外徑的10...

大元電纜(lan)廠家(jia)利用(yong)(yong)引進的部(bu)(bu)分關鍵(jian)專用(yong)(yong)設備和(he)技術添加鋁鋯合金，將熔(rong)(rong)鋁燃煤爐改(gai)造(zao)成熔(rong)(rong)鋁燃油或天然氣(qi)爐，全部(bu)(bu)消除熔(rong)(rong)鋁燃煤爐燃煤煙塵(chen)和(he)煙氣(qi)的排(pai)(pai)放(fang)(fang)，并(bing)設置(zhi)煙氣(qi)過濾裝(zhuang)置(zhi)凈(jing)化(hua)煙氣(qi)，提高排(pai)(pai)放(fang)(fang)質量，提高成品率，降低成本，同時使導線工作溫度從70℃提高到150℃...

在重點工程當中很多地方，比(bi)如(ru)消防、監控、報警之(zhi)類的地方都(dou)會用到低(di)(di)煙無(wu)鹵(lu)電(dian)(dian)(dian)纜線，通常(chang)人(ren)們都(dou)會稱它為環保電(dian)(dian)(dian)纜，其實環保電(dian)(dian)(dian)纜并(bing)非(fei)指的低(di)(di)煙無(wu)鹵(lu)電(dian)(dian)(dian)纜，以下(xia)是大元電(dian)(dian)(dian)纜廠為您總結的環保電(dian)(dian)(dian)纜與(yu)低(di)(di)煙無(wu)鹵(lu)電(dian)(dian)(dian)纜的區別：  1、低(di)(di)毒素：...

假冒劣質電(dian)線(xian)電(dian)纜生產(chan)(chan)(chan)者為(wei)了(le)獲(huo)取暴利，不顧(gu)廣(guang)大消(xiao)費者的(de)(de)利益(yi)，大量生產(chan)(chan)(chan)劣質電(dian)線(xian)電(dian)纜產(chan)(chan)(chan)品(pin)，擾亂電(dian)線(xian)電(dian)纜市(shi)場，損(sun)害廣(guang)大用戶的(de)(de)利益(yi)。所以，正確選擇電(dian)線(xian)電(dian)纜顯得非常重要，什么樣的(de)(de)產(chan)(chan)(chan)品(pin)才合格呢？電(dian)線(xian)電(dian)纜作為(wei)電(dian)力傳輸的(de)(de)主要載體，廣(guang)泛應用于電(dian)器裝備、照明線(xian)路...

聚氯乙(yi)烯絕(jue)緣和(he)護套控制(zhi)電纜適(shi)用于(yu)額定(ding)電壓為(wei)450/750V及以下電器、儀(yi)器儀(yi)表(biao)控制(zhi)線路的(de)連接(jie)線，主要用于(yu)防(fang)電磁波干擾、需(xu)要有屏蔽的(de)場(chang)所(suo)。一些(xie)不良廠家在生產屏蔽控制(zhi)電纜的(de)時候，將銅網(wang)編織(zhi)的(de)較為(wei)稀疏，編織(zhi)網(wang)不夠密集的(de)話基本(ben)上起(qi)不到屏蔽的(de)作用，所(suo)...

大(da)元生產的(de)柔性(xing)(xing)螺紋保(bao)護套(tao)外觀漂亮(liang)，質量可靠，價(jia)格優惠，能為您的(de)產品在表面處理過程中提供最堅實的(de)保(bao)護。螺紋保(bao)護套(tao)，又稱圓形浸(jin)塑蓋，乙烯(xi)基蓋或圓形塑料蓋，彈性(xing)(xing)大(da)，柔韌性(xing)(xing)強，其性(xing)(xing)能可與(yu)橡(xiang)膠(jiao)蓋相媲美(mei)。螺紋保(bao)護套(tao)（圓形浸(jin)塑蓋）廣泛用于(yu)產品末端或管材保(bao)...

額定電壓10KV架空絕緣電纜由緊壓銅(tong)、鋁（鋁合金）導體，內(nei)屏(ping)蔽層(ceng)和(he)耐侯(hou)型絕緣材料及外屏(ping)蔽層(ceng)組成(cheng)，既具(ju)有電力電纜的輸送電能特性又具(ju)有架空電纜較(jiao)強的機(ji)械性能：與裸電線相比(bi)，本產(chan)品具(ju)有敷設間距小(xiao)，安全可靠性高，耐大氣(qi)老化性能優良(liang)等特點，是新設計建...

一(yi)、電(dian)纜故障現場如何補(bu)救？其實在電(dian)纜現場敷(fu)設的(de)(de)時候(hou)護(hu)套表面刮傷是(shi)普遍存在的(de)(de)問題，但(dan)是(shi)電(dian)纜很(hen)多時候(hou)一(yi)遇到問題就特(te)別的(de)(de)麻煩。下(xia)面就給(gei)大(da)家介紹電(dian)纜現場該(gai)如何補(bu)救。1.一(yi)般電(dian)纜施工的(de)(de)地方都比較惡劣，可能是(shi)隧道內，也可能是(shi)在橋架(jia)上。但(dan)是(shi)一(yi)般野外工程的(de)(de)...

隨著全(quan)球(qiu)(qiu)(qiu)各地電(dian)網建設(she)(she)的(de)不斷推進，全(quan)球(qiu)(qiu)(qiu)電(dian)力需(xu)求呈上升趨(qu)勢。高壓(ya)(ya)直流(liu)輸電(dian)是一種能(neng)將(jiang)發(fa)(fa)電(dian)廠產生(sheng)的(de)直接電(dian)流(liu)的(de)交(jiao)變電(dian)流(liu)并(bing)發(fa)(fa)送(song)(song)回交(jiao)流(liu)電(dian)供(gong)給(gei)的(de)方法，可以實現最小損耗長距離輸送(song)(song)大量電(dian)能(neng)。在全(quan)球(qiu)(qiu)(qiu)電(dian)力工程(cheng)建設(she)(she)中，長距離輸電(dian)所需(xu)的(de)高壓(ya)(ya)直流(liu)電(dian)纜需(xu)求越(yue)來(lai)越(yue)多，全(quan)球(qiu)(qiu)(qiu)高...

橡(xiang)(xiang)套(tao)電(dian)纜(lan)(lan)實用于交流額外電(dian)壓(ya)Uo/U為(wei)3.6/6KV及以(yi)下銅芯橡(xiang)(xiang)皮絕緣橡(xiang)(xiang)皮護套(tao)礦用軟(ruan)電(dian)纜(lan)(lan)。 橡(xiang)(xiang)套(tao)電(dian)纜(lan)(lan)使(shi)用特性： 1.屏蔽監視型軟(ruan)電(dian)纜(lan)(lan)（UYPJ）、屏蔽橡(xiang)(xiang)套(tao)軟(ruan)電(dian)纜(lan)(lan)（UYP、UYPT、UYPD）  1）額...

電(dian)(dian)(dian)線(xian)電(dian)(dian)(dian)纜(lan)是(shi)施(shi)工過(guo)程不可缺少(shao)的(de)材料，一(yi)旦(dan)電(dian)(dian)(dian)纜(lan)起火，將會引起嚴重火災(zai)(zai)和停電(dian)(dian)(dian)事(shi)故，此(ci)外，電(dian)(dian)(dian)纜(lan)燃燒時產(chan)生大量濃煙和毒氣，不僅污(wu)染環境，而(er)且危及人的(de)生命(ming)安全。據筆者(zhe)統計，去年發生的(de)電(dian)(dian)(dian)線(xian)電(dian)(dian)(dian)纜(lan)火災(zai)(zai)事(shi)故，占電(dian)(dian)(dian)氣火災(zai)(zai)事(shi)故總(zong)數的(de)40%左右。為了增強人們(men)的(de)安全意(yi)...

與中(zhong)國(guo)(guo)(guo)不同(tong)的(de)(de)西方國(guo)(guo)(guo)家是一(yi)個完全(quan)的(de)(de)私有(you)制國(guo)(guo)(guo)家，國(guo)(guo)(guo)際"IEC"標準的(de)(de)前身最初也是誕(dan)生在單(dan)個企業(ye)主(zhu)地盤的(de)(de)產物。中(zhong)國(guo)(guo)(guo)是世界(jie)上最大(da)電線電纜(lan)(lan)生產國(guo)(guo)(guo)，全(quan)球名列第一(yi)的(de)(de)年7000億(yi)的(de)(de)產值。電線電纜(lan)(lan)產業(ye)發展迅速，對工(gong)業(ye)經濟的(de)(de)支撐作用日益明顯...

鋁合(he)金(jin)電(dian)纜(lan)(lan)(lan)是(shi)前幾年電(dian)纜(lan)(lan)(lan)行(xing)業(ye)新推(tui)行(xing)的(de)(de)一(yi)種(zhong)以鋁合(he)金(jin)材(cai)質為導(dao)體而生(sheng)產(chan)的(de)(de)電(dian)纜(lan)(lan)(lan)，這種(zhong)電(dian)纜(lan)(lan)(lan)很大(da)一(yi)部分的(de)(de)彌補了銅電(dian)纜(lan)(lan)(lan)價格(ge)高(gao)昂和鋁電(dian)纜(lan)(lan)(lan)性能較(jiao)差的(de)(de)缺(que)點。經測試，鋁合(he)金(jin)電(dian)纜(lan)(lan)(lan)的(de)(de)載流量約能達(da)到銅電(dian)纜(lan)(lan)(lan)的(de)(de)75%足有，而價格(ge)卻僅為銅電(dian)纜(lan)(lan)(lan)的(de)(de)一(yi)般。鋁合(he)金(jin)電(dian)纜(lan)(lan)(lan)將是(shi)引領電(dian)纜(lan)(lan)(lan)行(xing)業(ye)...

  電(dian)(dian)線(xian)電(dian)(dian)纜行(xing)業(ye)發(fa)展迅速，到(dao)現(xian)(xian)在(zai)已經是(shi)我國(guo)第二(er)大產(chan)業(ye)，現(xian)(xian)在(zai)已經是(shi)到(dao)了(le)(le)最(zui)為巔峰(feng)的(de)時期(qi)，相信要想百尺竿頭更進一步，還是(shi)有不(bu)(bu)小的(de)阻力。盡管電(dian)(dian)線(xian)電(dian)(dian)纜行(xing)業(ye)發(fa)展也這么多年了(le)(le)，但是(shi)關(guan)于電(dian)(dian)線(xian)電(dian)(dian)纜的(de)制造原料還是(shi)有很多外(wai)行(xing)不(bu)(bu)了(le)(le)解，今天小...

在(zai)全球(qiu)電線(xian)電纜(lan)年會上，中國(guo)(guo)電力科學(xue)研究院名譽總工(gong)程(cheng)師印永華(hua)在(zai)年會上描繪(hui)了中國(guo)(guo)電線(xian)電纜(lan)行(xing)業(ye)的宏偉(wei)藍圖：國(guo)(guo)內輸電行(xing)業(ye)發展(zhan)地如(ru)火如(ru)荼(tu)的同時還可(ke)以(yi)隨著國(guo)(guo)家宏偉(wei)戰略“走出去”，中國(guo)(guo)電線(xian)電纜(lan)行(xing)業(ye)都將迎(ying)來難得的發展(zhan)機遇……十(shi)年光(guang)陰彈指一瞬(shun)。印永華(hua)介紹，特...

  1、鋁(lv)合金電(dian)(dian)纜(lan)的(de)(de)延伸(shen)(shen)性能(neng)伸(shen)(shen)長(chang)率(lv)(lv)是導體機械(xie)性能(neng)重(zhong)要(yao)指標(biao)，是產(chan)品優(you)劣和能(neng)承(cheng)受外(wai)力(li)大小的(de)(de)重(zhong)要(yao)標(biao)志。也是檢驗電(dian)(dian)纜(lan)導體機械(xie)性能(neng)的(de)(de)一個重(zhong)要(yao)指標(biao)。鋁(lv)合金電(dian)(dian)纜(lan)導體經退火處理后的(de)(de)延伸(shen)(shen)率(lv)(lv)能(neng)達到30%，而(er)銅電(dian)(dian)纜(lan)的(de)(de)伸(shen)(shen)長(chang)率(lv)(lv)約為(wei)25%，...

鋁合(he)金(jin)(jin)電(dian)(dian)纜(lan)(lan)若想(xiang)在電(dian)(dian)力(li)工程(cheng)中(zhong)占有一席之地，打破銅電(dian)(dian)纜(lan)(lan)在電(dian)(dian)纜(lan)(lan)行業中(zhong)的(de)壟斷地位(wei)，則應在與(yu)銅電(dian)(dian)纜(lan)(lan)的(de)比較(jiao)中(zhong)，有其獨特的(de)技術與(yu)經濟優勢。鋁合(he)金(jin)(jin)電(dian)(dian)纜(lan)(lan)的(de)主要參(can)數：鋁合(he)金(jin)(jin)導(dao)體以金(jin)(jin)屬(shu)鋁為主要成分，通(tong)過添(tian)加(jia)銅（Cu）、錳（Mn）、鎂（Mg）、鈦（Ti）、鉻（Cr...

1、資料的(de)(de)差異：電(dian)線(xian)用于承載(zai)電(dian)流的(de)(de)導電(dian)金屬線(xian)材(cai)。有實心(xin)的(de)(de)﹑絞合(he)的(de)(de)或(huo)箔片織造的(de)(de)等(deng)各種形式(shi)。按絕(jue)緣(yuan)情況分(fen)為裸電(dian)線(xian)和絕(jue)緣(yuan)電(dian)線(xian)兩大(da)類(lei)。電(dian)纜由一(yi)根(gen)或(huo)多根(gen)彼(bi)此絕(jue)緣(yuan)的(de)(de)導電(dian)線(xian)心(xin)置于密封護套中(zhong)構成的(de)(de)絕(jue)緣(yuan)導線(xian)。其外可加維護覆蓋(gai)層，電(dian)線(xian)與電(dian)纜的(de)(de)差異在于電(dian)線(xian)的(de)(de)尺度...

交(jiao)(jiao)聯(lian)度（熱延伸）不(bu)(bu)合(he)格交(jiao)(jiao)聯(lian)度達(da)不(bu)(bu)到規范，則電纜的熱—機械功(gong)能不(bu)(bu)合(he)格，不(bu)(bu)能滿意工作溫度90℃的需求。交(jiao)(jiao)聯(lian)度不(bu)(bu)合(he)格的緣由，一(yi)是配(pei)方(fang)不(bu)(bu)合(he)格，配(pei)合(he)劑的品種配(pei)比不(bu)(bu)妥，大概(gai)調整配(pei)方(fang)來(lai)處理；二是硫化技術不(bu)(bu)妥，比方(fang)氣(qi)壓過(guo)低，線速快，冷卻(que)水位(wei)高(gao)...

在全球電(dian)(dian)線電(dian)(dian)纜年會(hui)上，中(zhong)(zhong)國(guo)(guo)電(dian)(dian)力科學研究院名譽總工(gong)程(cheng)師印永華在年會(hui)上描繪了中(zhong)(zhong)國(guo)(guo)電(dian)(dian)線電(dian)(dian)纜行業(ye)(ye)的(de)宏(hong)偉(wei)藍(lan)圖：國(guo)(guo)內輸電(dian)(dian)行業(ye)(ye)發(fa)展地如火如荼的(de)同(tong)時還(huan)可(ke)以隨(sui)著(zhu)國(guo)(guo)家(jia)宏(hong)偉(wei)戰略“走出去”，中(zhong)(zhong)國(guo)(guo)電(dian)(dian)線電(dian)(dian)纜行業(ye)(ye)都將(jiang)迎來難得的(de)發(fa)展機遇&helli...

3、鋁(lv)合金(jin)電(dian)纜(lan)的(de)(de)(de)彎(wan)曲(qu)(qu)(qu)性(xing)能彎(wan)曲(qu)(qu)(qu)試(shi)驗：主要(yao)檢驗金(jin)屬(shu)的(de)(de)(de)抗彎(wan)曲(qu)(qu)(qu)性(xing)能。材質不勻或脆性(xing)的(de)(de)(de)材料，抗彎(wan)曲(qu)(qu)(qu)性(xing)能就差(cha)。根據(ju)GB/T12706-2008標準中對銅電(dian)纜(lan)安(an)裝(zhuang)時彎(wan)曲(qu)(qu)(qu)半(ban)徑(jing)的(de)(de)(de)規定，銅纜(lan)的(de)(de)(de)彎(wan)曲(qu)(qu)(qu)半(ban)徑(jing)是(100~20)倍電(dian)纜(lan)直徑(jing)，鋁(lv)合金(jin)電(dian)纜(lan)的(de)(de)(de)彎(wan)曲(qu)(qu)(qu)半(ban)徑(jing)...

鋁合(he)金(jin)電(dian)(dian)纜若(ruo)想在電(dian)(dian)力工程中(zhong)占有一席之地，打破銅電(dian)(dian)纜在電(dian)(dian)纜行業中(zhong)的(de)(de)壟(long)斷地位，則(ze)應在與銅電(dian)(dian)纜的(de)(de)比較中(zhong)，有其獨特的(de)(de)技術與經濟優勢。鋁合(he)金(jin)電(dian)(dian)纜的(de)(de)主要(yao)參(can)數：鋁合(he)金(jin)導體以(yi)金(jin)屬鋁為主要(yao)成(cheng)分，通過添(tian)加銅（Cu）、錳（Mn）、鎂（Mg）、鈦（Ti）、鉻（Cr...

1、資料(liao)的差異：電(dian)(dian)(dian)(dian)(dian)線(xian)(xian)用于(yu)承(cheng)載電(dian)(dian)(dian)(dian)(dian)流的導(dao)電(dian)(dian)(dian)(dian)(dian)金屬線(xian)(xian)材。有實心(xin)的﹑絞合的或箔(bo)片織(zhi)造(zao)的等(deng)各種形式。按(an)絕(jue)(jue)緣情況分(fen)為裸(luo)電(dian)(dian)(dian)(dian)(dian)線(xian)(xian)和(he)絕(jue)(jue)緣電(dian)(dian)(dian)(dian)(dian)線(xian)(xian)兩大類。電(dian)(dian)(dian)(dian)(dian)纜(lan)由一(yi)根或多(duo)根彼此絕(jue)(jue)緣的導(dao)電(dian)(dian)(dian)(dian)(dian)線(xian)(xian)心(xin)置于(yu)密封(feng)護(hu)套中構成的絕(jue)(jue)緣導(dao)線(xian)(xian)。其(qi)外可加(jia)維護(hu)覆蓋層，電(dian)(dian)(dian)(dian)(dian)線(xian)(xian)與電(dian)(dian)(dian)(dian)(dian)纜(lan)的差異在于(yu)電(dian)(dian)(dian)(dian)(dian)線(xian)(xian)的尺度...

交聯度（熱延伸(shen)）不(bu)合(he)(he)格交聯度達不(bu)到規范，則電纜的(de)熱—機械(xie)功能不(bu)合(he)(he)格，不(bu)能滿意(yi)工作(zuo)溫度90℃的(de)需求。交聯度不(bu)合(he)(he)格的(de)緣(yuan)由(you)，一是配(pei)方不(bu)合(he)(he)格，配(pei)合(he)(he)劑的(de)品種配(pei)比(bi)不(bu)妥，大(da)概調(diao)整配(pei)方來處理；二是硫(liu)化(hua)技術不(bu)妥，比(bi)方氣壓過低，線(xian)速快，冷卻水位高(gao)...