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線纜機械轉彎引起的機械性損傷問題
由(you)于線纜(lan)機(ji)械(xie)電(dian)力(li)電(dian)纜(lan)外徑較(jiao)大,運輸、敷設較(jiao)為困難,電(dian)力(li)電(dian)纜(lan)對(dui)轉彎半徑的要(yao)求也比較(jiao)嚴(yan)格。電(dian)力(li)電(dian)纜(lan)在施工中,如果轉彎角度過(guo)大,可能使導(dao)體內部受到機(ji)械(xie)損傷,而機(ji)械(xie)損傷因被電(dian)纜(lan)絕緣強度下(xia)降,直到出(chu)現故(gu)障,施工中發現一次電(dian)纜(lan)頭(tou)故(gu)障,在電(dian)纜(lan)頭(tou)制(zhi)作(zuo)時,...
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線纜機械之選用電線電纜的有哪些需要注意
一(yi)(yi)、電(dian)線(xian)(xian)(xian)電(dian)纜(lan)(lan)選(xuan)(xuan)(xuan)用(yong)的一(yi)(yi)般原(yuan)則 在選(xuan)(xuan)(xuan)用(yong)電(dian)線(xian)(xian)(xian)電(dian)纜(lan)(lan)時,一(yi)(yi)般要注意電(dian)線(xian)(xian)(xian)電(dian)纜(lan)(lan)型號、規格(ge) (導體截面)的選(xuan)(xuan)(xuan)擇(ze)。 1、電(dian)線(xian)(xian)(xian)電(dian)纜(lan)(lan)型號的選(xuan)(xuan)(xuan)擇(ze) 選(xuan)(xuan)(xuan)用(yong)電(dian)線(xian)(xian)(xian)電(dian)纜(lan)(lan)時,要考(kao)慮用(yong)途,敷設條件及安全性;例如(ru), 根(gen)據用(yong)途的不(bu)同(tong),可選(xuan)(xuan)(xuan)用(yong)電(dian)力電(dian)纜(lan)(lan)、架空絕(jue)緣電(dian)纜(lan)(lan)、控制電(dian)纜(lan)(lan)等; 根(gen)據敷設條件...
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線纜機械轉彎引起的機械性損傷問題
由(you)于(yu)線(xian)纜(lan)機械(xie)電(dian)(dian)力電(dian)(dian)纜(lan)外(wai)徑(jing)較(jiao)大,運輸、敷設較(jiao)為困難,電(dian)(dian)力電(dian)(dian)纜(lan)對(dui)轉彎半(ban)徑(jing)的(de)要(yao)求(qiu)也比較(jiao)嚴格。電(dian)(dian)力電(dian)(dian)纜(lan)在施工中,如果轉彎角度過大,可能使(shi)導(dao)體內(nei)部(bu)受到機械(xie)損(sun)傷,而機械(xie)損(sun)傷因被電(dian)(dian)纜(lan)絕緣(yuan)強度下降(jiang),直到出(chu)現故(gu)障,施工中發現一次電(dian)(dian)纜(lan)頭故(gu)障,在電(dian)(dian)纜(lan)頭制(zhi)作時(shi),三...
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押出常見問題點及對策
一(yi). 電子線 1. 表面粗糙: A. 溫(wen)度太(tai)低:溫(wen)度作(zuo)適當上調 B. PVC烘烤不(bu)足:依(yi)作(zuo)業標準烘烤膠料(liao)(時(shi)(shi)間/溫(wen)度) C. 機(ji)頭壓力(li)太(tai)小:更換(huan)廊段較(jiao)長(chang)的外模,增(zeng)加網膜枚(mei)數 2. 死膠焦料(liao): A. PVC在機(ji)頭中停留時(shi)(shi)間較(jiao)長(chang):押出時(shi)(shi)將停留時(shi)(shi)間較(jiao)長(chang)的料(liao)排盡 B. 押出溫(wen)...
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水對交聯電纜產品性能的影響?
隨著市場經濟(ji)的(de)不斷(duan)深入發展,競(jing)(jing)爭(zheng)越來越激烈,企業(ye)(ye)與企業(ye)(ye)的(de)競(jing)(jing)爭(zheng)歸根(gen)到底是(shi)產品(pin)質(zhi)量與服務的(de)競(jing)(jing)爭(zheng)。眾所(suo)周知,產品(pin)質(zhi)量是(shi)企業(ye)(ye)的(de)生命,好的(de)產品(pin)質(zhi)量會(hui)使企業(ye)(ye)在市場競(jing)(jing)爭(zheng)的(de)大潮中立于(yu)不敗之(zhi)地,是(shi)企業(ye)(ye)可持續發展的(de)源動(dong)力。中高壓交聯聚乙烯絕緣電纜(以下(xia)簡稱交...
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單絞機與雙絞機之間有什么區別?
單絞(jiao)機(ji)和雙(shuang)絞(jiao)機(ji)都是(shi)對導體進(jin)行束絲成纜。那么(me)兩者又有(you)什么(me)區別呢?先各自說一(yi)下定義吧。 單絞(jiao)機(ji) ,是(shi)對各類數(shu)據線(xian)纜的(de)芯線(xian)進(jin)行絞(jiao)合成纜,并可實現中心及側(ce)放(fang)包帶一(yi)次性完成。主要側(ce)重于芯線(xian)的(de)成纜。有(you)時也(ye)可稱之為成纜機(ji)。雙(shuang)絞(jiao)機(ji),則(ze)是(shi)對各類線(xian)纜導體進(jin)行束...
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自動成圈打扎機的種類有哪些?
自(zi)(zi)(zi)動(dong)(dong)成(cheng)圈(quan)(quan)(quan)(quan)(quan)打扎機(ji),是(shi)一種集自(zi)(zi)(zi)動(dong)(dong)成(cheng)圈(quan)(quan)(quan)(quan)(quan)、打扎、收線于一體的(de)電(dian)線電(dian)纜輔助設(she)備。其根據(ju)線纜截面(mian)面(mian)積的(de)不同,可(ke)以(yi)分為小截面(mian)高速自(zi)(zi)(zi)動(dong)(dong)成(cheng)圈(quan)(quan)(quan)(quan)(quan)機(ji)、中(zhong)截面(mian)自(zi)(zi)(zi)動(dong)(dong)成(cheng)圈(quan)(quan)(quan)(quan)(quan)機(ji)、大截面(mian)自(zi)(zi)(zi)動(dong)(dong)智能成(cheng)圈(quan)(quan)(quan)(quan)(quan)機(ji)、扁形線專(zhuan)用(yong)成(cheng)圈(quan)(quan)(quan)(quan)(quan)機(ji)、雙(shuang)盤(pan)自(zi)(zi)(zi)動(dong)(dong)成(cheng)圈(quan)(quan)(quan)(quan)(quan)機(ji)、雙(shuang)盤(pan)自(zi)(zi)(zi)動(dong)(dong)成(cheng)圈(quan)(quan)(quan)(quan)(quan)收線機(ji)等(deng)類(lei)型。其中(zhong)小截面(mian)自(zi)(zi)(zi)...
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大截面自動成圈機有哪些優勢和特點
大(da)(da)(da)截(jie)面(mian)自(zi)(zi)動(dong)成(cheng)(cheng)圈(quan)(quan)機(ji)(ji)(ji),顧名(ming)思義,就(jiu)是(shi)對于線(xian)纜(lan)直徑較多(duo)或者(zhe)面(mian)積較大(da)(da)(da)的線(xian)纜(lan)進行成(cheng)(cheng)圈(quan)(quan)、打扎的成(cheng)(cheng)圈(quan)(quan)機(ji)(ji)(ji)。那么(me)大(da)(da)(da)截(jie)面(mian)自(zi)(zi)動(dong)成(cheng)(cheng)圈(quan)(quan)機(ji)(ji)(ji)有(you)哪些優勢和特(te)點呢? 1、生產效力高(gao): 這種成(cheng)(cheng)圈(quan)(quan)機(ji)(ji)(ji)采取主動(dong)排線(xian),一人操(cao)作(zuo),收線(xian)成(cheng)(cheng)圈(quan)(quan)速度(du)是(shi)傳(chuan)統機(ji)(ji)(ji)型的23倍;疾(ji)速打扎安裝(zhuang),成(cheng)(cheng)圈(quan)(quan)后的電線(xian)在...