天馬線(xian)纜-電線(xian)電纜在運行中發熱原因如下
作者: 發布時間:2023-03-30
1、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)導體電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)不(bu)(bu)(bu)符(fu)合要求,造(zao)(zao)(zao)成(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)在運(yun)(yun)行中產(chan)生(sheng)(sheng)(sheng)發熱現象。 2、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)選擇型不(bu)(bu)(bu)當,造(zao)(zao)(zao)成(cheng)使用的電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的導體截(jie)面過小,運(yun)(yun)行中產(chan)生(sheng)(sheng)(sheng)過載現象,長時間使用后,電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的發熱和散(san)熱不(bu)(bu)(bu)平衡造(zao)(zao)(zao)成(cheng)產(chan)生(sheng)(sheng)(sheng)發熱現象。 3、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)安裝時排列過于密集,通風(feng)散(san)熱效果不(bu)(bu)(bu)好,或電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)靠近其他熱源(yuan)太近,影(ying)響了電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的正常(chang)散(san)熱,也(ye)有(you)可(ke)能(neng)造(zao)(zao)(zao)成(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)在運(yun)(yun)行中產(chan)生(sheng)(sheng)(sheng)發熱現象。 4、接(jie)頭(tou)(tou)制造(zao)(zao)(zao)技術不(bu)(bu)(bu)好,壓接(jie)不(bu)(bu)(bu)緊密,造(zao)(zao)(zao)成(cheng)接(jie)頭(tou)(tou)處接(jie)觸(chu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)過大,也(ye)會造(zao)(zao)(zao)成(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)產(chan)生(sheng)(sheng)(sheng)發熱現象。 5、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)相間絕緣(yuan)性(xing)能(neng)不(bu)(bu)(bu)好,造(zao)(zao)(zao)成(cheng)絕緣(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)較小,運(yun)(yun)行中也(ye)會產(chan)生(sheng)(sheng)(sheng)發熱現象。 6、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)線電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)局部(bu)護套破損(sun),進水后對絕緣(yuan)性(xing)能(neng)造(zao)(zao)(zao)成(cheng)緩慢破壞(huai)作用,造(zao)(zao)(zao)成(cheng)絕緣(yuan)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)阻(zu)逐步降(jiang)低,也(ye)會造(zao)(zao)(zao)成(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)運(yun)(yun)行中產(chan)生(sheng)(sheng)(sheng)發熱現象...
電纜日常維護主(zhu)要工作(zuo)內(nei)容
作者: 發(fa)布時間:2023-03-30
電(dian)(dian)線(xian)(xian)電(dian)(dian)纜(lan)(lan)作為(wei)電(dian)(dian)力系統中的(de)(de)重(zhong)要(yao)(yao)組(zu)成部件(jian),在使(shi)(shi)用過(guo)(guo)程(cheng)中一定要(yao)(yao)定期檢查和(he)維護,這樣可以(yi)保(bao)障我(wo)們的(de)(de)日常用電(dian)(dian)安全(quan)。那么如何進行(xing)保(bao)護電(dian)(dian)線(xian)(xian)電(dian)(dian)纜(lan)(lan),使(shi)(shi)用合理的(de)(de)方式延長電(dian)(dian)線(xian)(xian)電(dian)(dian)纜(lan)(lan)的(de)(de)使(shi)(shi)用壽(shou)命呢?下面(mian)分(fen)享延長電(dian)(dian)線(xian)(xian)電(dian)(dian)纜(lan)(lan)的(de)(de)使(shi)(shi)用壽(shou)命的(de)(de)一些方法。1、負荷監(jian)視(shi) 對(dui)電(dian)(dian)纜(lan)(lan)負荷的(de)(de)監(jian)視(shi),可以(yi)掌握電(dian)(dian)纜(lan)(lan)線(xian)(xian)路(lu)(lu)(lu)負荷變化(hua)情況(kuang),控制電(dian)(dian)纜(lan)(lan)線(xian)(xian)路(lu)(lu)(lu)原(yuan)則上不(bu)過(guo)(guo)負荷,分(fen)析電(dian)(dian)纜(lan)(lan)線(xian)(xian)路(lu)(lu)(lu)運行(xing)狀況(kuang)。由(you)于過(guo)(guo)負荷對(dui)電(dian)(dian)纜(lan)(lan)的(de)(de)危害很大,應經常測(ce)量(liang)和(he)監(jian)視(shi)電(dian)(dian)纜(lan)(lan)的(de)(de)負荷。電(dian)(dian)纜(lan)(lan)線(xian)(xian)路(lu)(lu)(lu)負荷的(de)(de)測(ce)量(liang)可用鉗型電(dian)(dian)流(liu)表(biao)測(ce)定,保(bao)持電(dian)(dian)纜(lan)(lan)線(xian)(xian)路(lu)(lu)(lu)在規定的(de)(de)允許持續載(zai)流(liu)量(liang)下運行(xing)。為(wei)了防止電(dian)(dian)纜(lan)(lan)絕緣過(guo)(guo)早老化(hua),線(xian)(xian)路(lu)(lu)(lu)電(dian)(dian)壓(ya)(ya)不(bu)得過(guo)(guo)高,一般不(bu)應超過(guo)(guo)電(dian)(dian)纜(lan)(lan)額定電(dian)(dian)壓(ya)(ya)的(de)(de)15%。2、溫度(du)監(jian)視(shi) 電(dian)(dian)纜(lan)(lan)線(xian)(xian)路(lu)(lu)(lu)運行(xing)時將受到(dao)環境條件(jian)和(he)散熱(re)條件(jian)的(de)(de)...
什(shen)么是電(dian)力電(dian)纜(lan)?電(dian)力電(dian)纜(lan)有哪些特征?
作者: 發(fa)布(bu)時間:2023-03-30
電(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)纜是(shi)用于傳(chuan)輸和分配(pei)電(dian)(dian)(dian)(dian)能(neng)的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)纜,電(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)纜常用于城市(shi)地(di)下電(dian)(dian)(dian)(dian)網、發(fa)電(dian)(dian)(dian)(dian)站引出線(xian)路、工礦企(qi)業內(nei)部供電(dian)(dian)(dian)(dian)及過江(jiang)海水下輸電(dian)(dian)(dian)(dian)線(xian)。在電(dian)(dian)(dian)(dian)力(li)(li)(li)線(xian)路中(zhong),電(dian)(dian)(dian)(dian)纜所占(zhan)比重正(zheng)逐漸增加。電(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)纜是(shi)在電(dian)(dian)(dian)(dian)力(li)(li)(li)系統(tong)的(de)(de)(de)(de)(de)主干線(xian)路中(zhong)用以(yi)(yi)傳(chuan)輸和分配(pei)大功率電(dian)(dian)(dian)(dian)能(neng)的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)纜產品,包括1-500KV以(yi)(yi)及以(yi)(yi)上各(ge)種(zhong)(zhong)電(dian)(dian)(dian)(dian)壓等級,各(ge)種(zhong)(zhong)絕緣的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)纜。電(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)纜的(de)(de)(de)(de)(de)優點(dian)一、電(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)纜擁有占(zhan)地(di)更(geng)(geng)小的(de)(de)(de)(de)(de)優勢,傳(chuan)統(tong)的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)纜更(geng)(geng)多的(de)(de)(de)(de)(de)出現在地(di)面上,形成了蜘(zhi)蛛網的(de)(de)(de)(de)(de)形式(shi),很是(shi)影響(xiang)我們(men)的(de)(de)(de)(de)(de)生活,同時(shi)也(ye)不(bu)美觀(guan)(guan)。而今的(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)纜更(geng)(geng)多的(de)(de)(de)(de)(de)埋于地(di)下,所以(yi)(yi)有效的(de)(de)(de)(de)(de)節省了地(di)面上的(de)(de)(de)(de)(de)空(kong)間,同時(shi)也(ye)更(geng)(geng)為(wei)美觀(guan)(guan)。二(er)、可靠(kao)性(xing)(xing)越來越突出,隨著市(shi)場激烈的(de)(de)(de)(de)(de)競爭,電(dian)(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)(dian)纜的(de)(de)(de)(de)(de)性(xing)(xing)能(neng)不(bu)斷(duan)突破(po),尤其是(shi)可靠(kao)性(xing)(xing)方面表現更(geng)(geng)為(wei)突出,能(neng)夠應(ying)用不(bu)同...