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輝南電力電纜系列

電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)是用于傳輸(shu)(shu)和分(fen)配電(dian)(dian)(dian)(dian)(dian)(dian)(dian)能的電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan),電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)常(chang)用于城(cheng)市地下電(dian)(dian)(dian)(dian)(dian)(dian)(dian)網、發電(dian)(dian)(dian)(dian)(dian)(dian)(dian)站(zhan)引出線(xian)(xian)路(lu)、工礦(kuang)企業(ye)內部供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)及過(guo)江海水下輸(shu)(shu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)線(xian)(xian)。在(zai)(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)線(xian)(xian)路(lu)中,電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)所占比重正逐漸(jian)增加。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)是在(zai)(zai)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)系統(tong)的主(zhu)干線(xian)(xian)路(lu)中用以傳輸(shu)(shu)和分(fen)配大功率電(dian)(dian)(dian)(dian)(dian)(dian)(dian)能的電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)產品。

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電力電纜

電(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)纜是用于(yu)傳(chuan)輸和分配電(dian)(dian)(dian)能的(de)電(dian)(dian)(dian)纜,電(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)纜常用于(yu)城市地下電(dian)(dian)(dian)網、發電(dian)(dian)(dian)站引出線(xian)路、工礦企業內部供(gong)電(dian)(dian)(dian)及(ji)過(guo)江海水下輸電(dian)(dian)(dian)線(xian)。在電(dian)(dian)(dian)力(li)(li)(li)線(xian)路中,電(dian)(dian)(dian)纜所占比重正逐漸增加。電(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)纜是在電(dian)(dian)(dian)力(li)(li)(li)系統的(de)主干(gan)線(xian)路中用以(yi)傳(chuan)輸和分配大(da)功率電(dian)(dian)(dian)能的(de)電(dian)(dian)(dian)纜產品(pin),包括1-500KV以(yi)及(ji)以(yi)上各種電(dian)(dian)(dian)壓等級,各種絕緣的(de)電(dian)(dian)(dian)力(li)(li)(li)電(dian)(dian)(dian)纜。

中文名

電力電纜

基本簡介

電力電纜的使用至今已有百年

主要(yao)分類

分(fen)類(lei):按電壓等級分(fen)

簡介(jie):電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)使用至今已有(you)百(bai)余年(nian)歷史。1879年(nian),美國發(fa)明家T.A.愛(ai)迪生在(zai)(zai)銅棒上包(bao)繞黃麻并將其(qi)穿入鐵管內(nei),然后填充瀝(li)青混(hun)合(he)物制成(cheng)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)。他將此(ci)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)敷(fu)設(she)于紐約,開創了(le)(le)地下輸電(dian)(dian)(dian)(dian)(dian)。次年(nian),英國人卡倫德發(fa)明瀝(li)青浸漬紙絕緣電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)。1889年(nian),英國人S.Z.費蘭梯(ti)在(zai)(zai)倫敦與德特(te)福德之間敷(fu)設(she)了(le)(le)10千(qian)伏(fu)油浸紙絕緣電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)。1908年(nian),英國建成(cheng)20千(qian)伏(fu)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)網。電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)得到越來越廣的(de)(de)應用。1911年(nian),德國敷(fu)設(she)成(cheng)60千(qian)伏(fu)高壓(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan),開始了(le)(le)高壓(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)發(fa)展。1913年(nian),德國人M.霍希施(shi)泰特(te)研制成(cheng)分(fen)相屏蔽(bi)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan),改善了(le)(le)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)內(nei)部(bu)電(dian)(dian)(dian)(dian)(dian)場分(fen)布,消除了(le)(le)絕緣表(biao)面的(de)(de)正(zheng)切應力,成(cheng)為電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)發(fa)展中的(de)(de)里(li)程碑。1952年(nian),瑞(rui)典(dian)在(zai)(zai)北部(bu)發(fa)電(dian)(dian)(dian)(dian)(dian)廠敷(fu)設(she)了(le)(le)380千(qian)伏(fu)超(chao)高壓(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan),實(shi)現了(le)(le)超(chao)高壓(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)的(de)(de)應用。到80年(nian)代已制成(cheng)1100千(qian)伏(fu)、1200千(qian)伏(fu)的(de)(de)特(te)高壓(ya)電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)(lan)(lan)。

分類:按電壓等級分

按電(dian)壓(ya)等級可分(fen)為(wei)中、低壓(ya)電(dian)力(li)電(dian)纜(35千(qian)伏(fu)及(ji)以下(xia))、高壓(ya)電(dian)纜(110千(qian)伏(fu)以上)、超高壓(ya)電(dian)纜(275~800千(qian)伏(fu))以及(ji)特高壓(ya)電(dian)纜(1000千(qian)伏(fu)及(ji)以上)。此外(wai),還可按電(dian)流制分(fen)為(wei)交流電(dian)纜和直流電(dian)纜。

按絕緣(yuan)材料分

1、油(you)(you)浸(jin)紙(zhi)(zhi)(zhi)絕(jue)(jue)緣(yuan)電(dian)力電(dian)纜(lan)以油(you)(you)浸(jin)紙(zhi)(zhi)(zhi)作(zuo)絕(jue)(jue)緣(yuan)的電(dian)力電(dian)纜(lan)。其應(ying)用(yong)歷史最(zui)長(chang)。它安全可靠,使用(yong)壽命長(chang),價格低廉。主要缺點是敷設受(shou)落差限(xian)制(zhi)。自從開發出不滴流(liu)浸(jin)紙(zhi)(zhi)(zhi)絕(jue)(jue)緣(yuan)后,解決了落差限(xian)制(zhi)問題,使油(you)(you)浸(jin)紙(zhi)(zhi)(zhi)絕(jue)(jue)緣(yuan)電(dian)纜(lan)得以繼(ji)續廣泛應(ying)用(yong)。

2、塑(su)料絕緣電(dian)(dian)力(li)電(dian)(dian)纜(lan)  絕緣層為擠壓塑(su)料的(de)電(dian)(dian)力(li)電(dian)(dian)纜(lan)。常用(yong)的(de)塑(su)料有聚氯(lv)乙(yi)(yi)烯(xi)(xi)、聚乙(yi)(yi)烯(xi)(xi)、交聯聚乙(yi)(yi)烯(xi)(xi)。塑(su)料電(dian)(dian)纜(lan)結構簡(jian)單,制造加工方便,重(zhong)量輕(qing),敷設安裝方便,不受(shou)敷設落(luo)差限(xian)制。因此廣泛應(ying)用(yong)作中低壓電(dian)(dian)纜(lan),并有取代粘性浸(jin)漬(zi)油紙(zhi)電(dian)(dian)纜(lan)的(de)趨(qu)勢。其(qi)最大缺點是(shi)存在樹枝化擊穿現象,這(zhe)限(xian)制了(le)它(ta)在更高電(dian)(dian)壓的(de)使用(yong)。

3、橡(xiang)皮絕緣電(dian)力(li)電(dian)纜 絕緣層為橡(xiang)膠加上各種配合(he)劑,經過充(chong)分混(hun)煉后擠包在導電(dian)線芯上,經過加溫硫(liu)化而(er)成。它柔(rou)軟,富有彈性,適合(he)于移動頻(pin)繁、敷設彎曲半徑小的場合(he)。

常(chang)用(yong)作絕緣的膠料有天然膠-丁(ding)苯(ben)膠混(hun)合物,乙丙膠、丁(ding)基膠等。

按電壓(ya)等級分(fen)

1、低壓(ya)電(dian)纜:適用于固定敷設在(zai)交流50Hz,額定電(dian)壓(ya)3kv及以下(xia)的(de)輸(shu)配電(dian)線路上作(zuo)輸(shu)送電(dian)能用。

2、中低壓電(dian)纜(lan):(一般指35KV及以下(xia)):聚氯乙烯絕緣電(dian)纜(lan),聚乙烯絕緣電(dian)纜(lan),交(jiao)聯(lian)聚乙烯絕緣電(dian)纜(lan)等。

3、高壓電(dian)纜:(一般為(wei)110KV及(ji)以(yi)上(shang)):聚乙烯(xi)電(dian)纜和交聯聚乙烯(xi)絕緣電(dian)纜等(deng)。

4、超(chao)高壓(ya)電纜:(275~800千伏)。

5、特高壓電(dian)纜:(1000千伏及(ji)以上(shang))。

基本結(jie)構:電(dian)(dian)力電(dian)(dian)纜的基本結(jie)構由線(xian)芯(導體)、絕緣層、屏蔽層和保護(hu)層四部分組(zu)成。

1.線芯(xin)是電力(li)電纜的導(dao)電部分,用來輸送電能,是電力(li)電纜的主要部分。

2.絕緣層是將線(xian)芯(xin)與(yu)大地以及不同(tong)相的(de)線(xian)芯(xin)間(jian)在電(dian)(dian)氣上彼此(ci)隔離(li),保證電(dian)(dian)能(neng)輸送,是電(dian)(dian)力電(dian)(dian)纜結構(gou)中(zhong)不可缺少的(de)組成部分。

3.15KV及以上(shang)的電力(li)電纜一般都有導體(ti)屏蔽層和絕緣屏蔽層。

4.保(bao)護層(ceng)的(de)作用是保(bao)護電(dian)力電(dian)纜(lan)免受外界(jie)雜質和(he)水(shui)分的(de)侵入,以(yi)及防止(zhi)外力直接損壞電(dian)力電(dian)纜(lan)。

主要優點:

1占(zhan)地(di)(di)少(shao)。一般埋設(she)于(yu)土(tu)壤中(zhong)或敷設(she)于(yu)室內,溝道,隧道中(zhong),線(xian)間絕緣距離(li)小(xiao),不用桿塔,占(zhan)地(di)(di)少(shao),基本不占(zhan)地(di)(di)面上空間。

2可(ke)靠(kao)性高。受氣(qi)候(hou)條件和周圍環境影響(xiang)小,傳輸性能穩定,可(ke)靠(kao)性高。

3具有向超高壓,大容量發展的更為有利的條件,如低溫,超導電(dian)力電(dian)纜等(deng)。

4分布電容較大。

5維護工作量少。

6電擊可能性小。

型號(hao)說明

電力電纜的(de)型號

1.用(yong)漢(han)語拼音第一個字母的大(da)寫表(biao)(biao)示絕緣種類、導體(ti)材料、內護層材料和結構(gou)特點。如(ru)用(yong)Z代(dai)(dai)(dai)表(biao)(biao)紙(zhi);L代(dai)(dai)(dai)表(biao)(biao)鋁(lv);Q代(dai)(dai)(dai)表(biao)(biao)鉛(qian);F代(dai)(dai)(dai)表(biao)(biao)分相(fen);ZR代(dai)(dai)(dai)表(biao)(biao)阻燃(ran)(zuran);NH代(dai)(dai)(dai)表(biao)(biao)耐(nai)火(naihuo)。

2.用(yong)數(shu)(shu)字(zi)表(biao)示外(wai)護層(ceng)構成,有二(er)位(wei)數(shu)(shu)字(zi)。無(wu)數(shu)(shu)字(zi)代表(biao)無(wu)鎧(kai)(kai)裝層(ceng),無(wu)外(wai)被(bei)層(ceng)。第(di)一位(wei)數(shu)(shu)字(zi)表(biao)示鎧(kai)(kai)裝,第(di)二(er)位(wei)數(shu)(shu)字(zi)表(biao)示外(wai)被(bei),如粗鋼絲鎧(kai)(kai)裝纖維(wei)外(wai)被(bei)表(biao)示為41。

3.電纜型號按(an)電纜結(jie)構的排列(lie)一(yi)般(ban)依次序為(wei):絕緣材料(liao);導體材料(liao);內護層;外(wai)護層。

4.電(dian)纜(lan)產品(pin)用型號、額定電(dian)壓和規格表示。其方(fang)法(fa)是在型號后再(zai)加上說明額定電(dian)壓、芯(xin)數和標稱截面積的。

型號(hao)詳細說明

(1)類別:H——市內通信電纜HP——配線電纜HJ——局用電纜

(2)絕緣(yuan):Y——聚(ju)乙烯(xi)絕緣(yuan)YF——泡沫(mo)聚(ju)烯(xi)烴絕緣(yuan)YP——泡沫(mo)/實心皮(pi)聚(ju)烯(xi)烴絕緣(yuan)

(3)內護層:A——涂塑鋁(lv)(lv)帶(dai)粘(zhan)接(jie)屏蔽聚(ju)乙烯護套(tao)(tao)S——鋁(lv)(lv),鋼(gang)雙層金屬帶(dai)屏蔽聚(ju)乙烯護套(tao)(tao)      V——聚(ju)氯乙烯護套(tao)(tao)

(4)特征:T——石(shi)油膏(gao)填充G——高(gao)頻(pin)隔離C——自承(cheng)式

(5)外護層:23——雙(shuang)層防腐鋼帶繞包銷裝聚乙烯外被層

33——單層細(xi)鋼(gang)絲鎧裝聚乙烯被(bei)層

43——單層粗鋼絲(si)鎧裝(zhuang)聚乙烯被層

53——單層鋼帶皺(zhou)紋縱(zong)包鎧(kai)裝聚乙烯外被層

553——雙(shuang)層(ceng)鋼帶皺紋(wen)縱包鎧裝聚乙(yi)烯外(wai)被層(ceng)

2) BV 銅芯聚氯(lv)乙(yi)烯絕緣電線;BLV 鋁(lv)芯聚氯(lv)乙(yi)烯絕緣電線;

BVV 銅(tong)芯聚(ju)氯(lv)乙(yi)(yi)(yi)烯(xi)絕(jue)緣聚(ju)氯(lv)乙(yi)(yi)(yi)烯(xi)護(hu)套(tao)電(dian)(dian)線;BLVV 鋁芯聚(ju)氯(lv)乙(yi)(yi)(yi)烯(xi)絕(jue)緣聚(ju)氯(lv)乙(yi)(yi)(yi)烯(xi)護(hu)套(tao)電(dian)(dian)線;

BVR 銅(tong)芯(xin)聚(ju)氯乙(yi)(yi)烯絕緣(yuan)軟線;RV 銅(tong)芯(xin)聚(ju)氯乙(yi)(yi)烯絕緣(yuan)安裝軟線;

RVB 銅(tong)芯(xin)聚氯乙烯絕(jue)緣平型(xing)連接線軟(ruan)(ruan)線;BVS 銅(tong)芯(xin)聚氯乙烯絕(jue)緣絞型(xing)軟(ruan)(ruan)線;

RVV 銅芯聚(ju)氯乙烯(xi)絕緣聚(ju)氯乙烯(xi)護(hu)套軟線;BYR 聚(ju)乙烯(xi)絕緣軟電線;

BYVR 聚乙烯(xi)絕緣(yuan)聚氯乙烯(xi)護套軟(ruan)線;RY 聚乙烯(xi)絕緣(yuan)軟(ruan)線;

RYV 聚乙(yi)烯(xi)絕(jue)緣聚氯乙(yi)烯(xi)護(hu)套軟線(xian)

3)WD:無鹵低煙型(xing)(xing)ZR: 阻燃型(xing)(xing)NH:耐(nai)火(huo)型(xing)(xing)DH:防火(huo)型(xing)(xing)


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  • 4 服務優勢——5s級服務支持

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