電纜日常維(wei)護主要工作(zuo)內容
作者: 發布時間:2023-03-30
電(dian)(dian)(dian)(dian)(dian)線(xian)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)作為電(dian)(dian)(dian)(dian)(dian)力系統中(zhong)的(de)(de)(de)(de)重要組成部件,在使(shi)用(yong)過程中(zhong)一定(ding)(ding)(ding)要定(ding)(ding)(ding)期檢(jian)查和(he)維護(hu),這樣(yang)可(ke)(ke)以保(bao)障我們的(de)(de)(de)(de)日常(chang)用(yong)電(dian)(dian)(dian)(dian)(dian)安全(quan)。那么如何(he)進行保(bao)護(hu)電(dian)(dian)(dian)(dian)(dian)線(xian)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan),使(shi)用(yong)合理的(de)(de)(de)(de)方(fang)式(shi)延長(chang)電(dian)(dian)(dian)(dian)(dian)線(xian)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)(de)使(shi)用(yong)壽命(ming)呢?下面分享延長(chang)電(dian)(dian)(dian)(dian)(dian)線(xian)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)(de)使(shi)用(yong)壽命(ming)的(de)(de)(de)(de)一些方(fang)法。1、負荷(he)(he)監(jian)(jian)(jian)視(shi) 對電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)負荷(he)(he)的(de)(de)(de)(de)監(jian)(jian)(jian)視(shi),可(ke)(ke)以掌握電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)線(xian)路負荷(he)(he)變化(hua)情況,控(kong)制電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)線(xian)路原則上不(bu)過負荷(he)(he),分析電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)線(xian)路運行狀況。由于過負荷(he)(he)對電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)(de)危害很大,應經(jing)常(chang)測量(liang)和(he)監(jian)(jian)(jian)視(shi)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)(de)負荷(he)(he)。電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)線(xian)路負荷(he)(he)的(de)(de)(de)(de)測量(liang)可(ke)(ke)用(yong)鉗型電(dian)(dian)(dian)(dian)(dian)流(liu)表測定(ding)(ding)(ding),保(bao)持電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)線(xian)路在規定(ding)(ding)(ding)的(de)(de)(de)(de)允許持續(xu)載(zai)流(liu)量(liang)下運行。為了防止(zhi)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)絕緣過早老(lao)化(hua),線(xian)路電(dian)(dian)(dian)(dian)(dian)壓(ya)不(bu)得過高,一般不(bu)應超(chao)過電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)額定(ding)(ding)(ding)電(dian)(dian)(dian)(dian)(dian)壓(ya)的(de)(de)(de)(de)15%。2、溫度監(jian)(jian)(jian)視(shi) 電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)線(xian)路運行時將受到環境條件和(he)散熱條件的(de)(de)(de)(de)...
什么是電力電纜?電力電纜有哪(na)些特征?
作者(zhe): 發布時間:2023-03-30
電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)是(shi)用(yong)于傳(chuan)輸(shu)和分配電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan),電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)常用(yong)于城市地(di)下電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)網(wang)、發電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)站(zhan)引出線(xian)路(lu)、工礦企業內部(bu)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)及(ji)過江海水下輸(shu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)線(xian)。在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)線(xian)路(lu)中,電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)所占(zhan)比重正(zheng)逐(zhu)漸增加。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)是(shi)在(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)系統的(de)(de)(de)主(zhu)干線(xian)路(lu)中用(yong)以(yi)傳(chuan)輸(shu)和分配大功(gong)率電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)產品(pin),包括1-500KV以(yi)及(ji)以(yi)上各(ge)(ge)種電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓等(deng)級(ji),各(ge)(ge)種絕緣的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)優點一(yi)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)擁有占(zhan)地(di)更(geng)(geng)小的(de)(de)(de)優勢,傳(chuan)統的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)更(geng)(geng)多的(de)(de)(de)出現在(zai)地(di)面(mian)上,形成(cheng)了蜘蛛網(wang)的(de)(de)(de)形式,很是(shi)影(ying)響我(wo)們(men)的(de)(de)(de)生活,同時也不(bu)美觀。而(er)今的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)更(geng)(geng)多的(de)(de)(de)埋于地(di)下,所以(yi)有效的(de)(de)(de)節省了地(di)面(mian)上的(de)(de)(de)空(kong)間,同時也更(geng)(geng)為(wei)美觀。二、可靠(kao)(kao)性(xing)越來(lai)越突出,隨著(zhu)市場激烈的(de)(de)(de)競爭,電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)的(de)(de)(de)性(xing)能(neng)不(bu)斷突破(po),尤(you)其(qi)是(shi)可靠(kao)(kao)性(xing)方面(mian)表現更(geng)(geng)為(wei)突出,能(neng)夠應用(yong)不(bu)同...
什么是屏蔽電(dian)纜(屏蔽線)
作者(zhe): 發布時間:2023-03-30
什么是(shi)屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)線(xian)(xian)(xian)(xian)(xian)?導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)外部(bu)有導(dao)(dao)(dao)體(ti)包裹的(de)(de)(de)(de)(de)導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian)叫“屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)線(xian)(xian)(xian)(xian)(xian)”屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)線(xian)(xian)(xian)(xian)(xian)是(shi)使(shi)用(yong)金屬(shu)(shu)網(wang)狀編織(zhi)層(ceng)(ceng)(ceng)(ceng)把(ba)信號線(xian)(xian)(xian)(xian)(xian)包裹起來的(de)(de)(de)(de)(de)傳(chuan)輸線(xian)(xian)(xian)(xian)(xian),包裹的(de)(de)(de)(de)(de)導(dao)(dao)(dao)體(ti)叫屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)層(ceng)(ceng)(ceng)(ceng),一(yi)(yi)般為編織(zhi)銅(tong)網(wang)或銅(tong)泊(鋁(lv)),屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)層(ceng)(ceng)(ceng)(ceng)需(xu)要接地,外來的(de)(de)(de)(de)(de)干擾信號可(ke)被該層(ceng)(ceng)(ceng)(ceng)導(dao)(dao)(dao)入大地。屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)線(xian)(xian)(xian)(xian)(xian)是(shi)為減(jian)少外電(dian)磁(ci)場(chang)對(dui)(dui)電(dian)源(yuan)或通信線(xian)(xian)(xian)(xian)(xian)路的(de)(de)(de)(de)(de)影(ying)響(xiang)而專門采用(yong)的(de)(de)(de)(de)(de)一(yi)(yi)種帶金屬(shu)(shu)編織(zhi)物外殼的(de)(de)(de)(de)(de)導(dao)(dao)(dao)線(xian)(xian)(xian)(xian)(xian),這種屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)線(xian)(xian)(xian)(xian)(xian)也有防(fang)止線(xian)(xian)(xian)(xian)(xian)路向外輻(fu)射電(dian)磁(ci)能的(de)(de)(de)(de)(de)作用(yong)。屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)電(dian)纜的(de)(de)(de)(de)(de)屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)層(ceng)(ceng)(ceng)(ceng)主要由銅(tong)、鋁(lv)等非(fei)磁(ci)性(xing)材料制成,并(bing)且厚度很薄(bo),遠小于(yu)(yu)(yu)使(shi)用(yong)頻率上金屬(shu)(shu)材料的(de)(de)(de)(de)(de)集膚(fu)深(shen)度,屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)層(ceng)(ceng)(ceng)(ceng)的(de)(de)(de)(de)(de)效(xiao)果主要不(bu)(bu)是(shi)由于(yu)(yu)(yu)金屬(shu)(shu)體(ti)本身對(dui)(dui)電(dian)場(chang)、磁(ci)場(chang)的(de)(de)(de)(de)(de)反射、吸收(shou)而產(chan)生(sheng)的(de)(de)(de)(de)(de),而是(shi)由于(yu)(yu)(yu)屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)層(ceng)(ceng)(ceng)(ceng)的(de)(de)(de)(de)(de)接地產(chan)生(sheng)的(de)(de)(de)(de)(de),接地的(de)(de)(de)(de)(de)形式不(bu)(bu)同(tong)將直(zhi)接影(ying)響(xiang)屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)效(xiao)果。對(dui)(dui)于(yu)(yu)(yu)電(dian)場(chang)、磁(ci)場(chang)屏(ping)(ping)(ping)(ping)(ping)(ping)蔽(bi)層(ceng)(ceng)(ceng)(ceng)的(de)(de)(de)(de)(de)接地方式不(bu)(bu)同(tong)。可(ke)采用(yong)不(bu)(bu)接地...