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梨樹電力電纜系列

電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)是(shi)用于傳(chuan)輸(shu)和(he)分配電(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)的(de)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)常用于城市地下(xia)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)網、發電(dian)(dian)(dian)(dian)(dian)(dian)(dian)站(zhan)引出線(xian)路、工礦企業(ye)內部(bu)供電(dian)(dian)(dian)(dian)(dian)(dian)(dian)及(ji)過江海水(shui)下(xia)輸(shu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)線(xian)。在電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)線(xian)路中,電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)所占比重正逐漸增加(jia)。電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)是(shi)在電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力(li)系(xi)統的(de)主干(gan)線(xian)路中用以(yi)傳(chuan)輸(shu)和(he)分配大(da)功率電(dian)(dian)(dian)(dian)(dian)(dian)(dian)能(neng)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)纜(lan)產(chan)品。

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常規件儲備充足(zu) 滿足(zu)不同生產線使(shi)用需(xu)求

電(dian)力電(dian)纜

電(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)纜(lan)是(shi)用(yong)于傳輸和(he)分(fen)(fen)配(pei)電(dian)(dian)(dian)能的(de)電(dian)(dian)(dian)纜(lan),電(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)纜(lan)常用(yong)于城市(shi)地下(xia)電(dian)(dian)(dian)網、發電(dian)(dian)(dian)站引出線路、工(gong)礦企(qi)業內部(bu)供電(dian)(dian)(dian)及過江(jiang)海水下(xia)輸電(dian)(dian)(dian)線。在電(dian)(dian)(dian)力(li)(li)線路中,電(dian)(dian)(dian)纜(lan)所占比重正逐漸增加。電(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)纜(lan)是(shi)在電(dian)(dian)(dian)力(li)(li)系統(tong)的(de)主(zhu)干線路中用(yong)以傳輸和(he)分(fen)(fen)配(pei)大(da)功率電(dian)(dian)(dian)能的(de)電(dian)(dian)(dian)纜(lan)產品,包括1-500KV以及以上各種電(dian)(dian)(dian)壓等級,各種絕緣的(de)電(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)纜(lan)。

中文名

電力電纜

基本簡介

電力電纜的(de)使(shi)用至今(jin)已(yi)有百年(nian)

主要分類

分類:按(an)電壓(ya)等級分

簡介:電(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)使用至今已有百余(yu)年(nian)(nian)歷史(shi)。1879年(nian)(nian),美國(guo)(guo)發(fa)(fa)明(ming)家T.A.愛迪生(sheng)在銅棒上(shang)包繞黃麻并將(jiang)其穿(chuan)入鐵管內(nei),然后填充瀝青(qing)混合物制(zhi)成電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)。他(ta)將(jiang)此電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)敷(fu)設(she)于紐(niu)約,開(kai)創了(le)地下(xia)輸(shu)電(dian)(dian)(dian)(dian)(dian)。次年(nian)(nian),英國(guo)(guo)人卡倫德(de)發(fa)(fa)明(ming)瀝青(qing)浸漬紙絕(jue)(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)。1889年(nian)(nian),英國(guo)(guo)人S.Z.費(fei)蘭梯在倫敦與德(de)特(te)福(fu)德(de)之間敷(fu)設(she)了(le)10千(qian)伏油(you)浸紙絕(jue)(jue)緣(yuan)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)。1908年(nian)(nian),英國(guo)(guo)建成20千(qian)伏電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)網。電(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)得(de)到越(yue)來(lai)越(yue)廣的(de)應用。1911年(nian)(nian),德(de)國(guo)(guo)敷(fu)設(she)成60千(qian)伏高壓(ya)(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan),開(kai)始了(le)高壓(ya)(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)發(fa)(fa)展。1913年(nian)(nian),德(de)國(guo)(guo)人M.霍希施(shi)泰特(te)研制(zhi)成分相屏蔽電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan),改善了(le)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)內(nei)部電(dian)(dian)(dian)(dian)(dian)場分布,消除(chu)了(le)絕(jue)(jue)緣(yuan)表面的(de)正(zheng)切應力(li),成為電(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)發(fa)(fa)展中的(de)里程(cheng)碑。1952年(nian)(nian),瑞典在北部發(fa)(fa)電(dian)(dian)(dian)(dian)(dian)廠敷(fu)設(she)了(le)380千(qian)伏超高壓(ya)(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan),實現了(le)超高壓(ya)(ya)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)應用。到80年(nian)(nian)代已制(zhi)成1100千(qian)伏、1200千(qian)伏的(de)特(te)高壓(ya)(ya)電(dian)(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)。

分類:按電壓等級分

按(an)電(dian)(dian)(dian)壓等級可分為中、低壓電(dian)(dian)(dian)力電(dian)(dian)(dian)纜(35千(qian)伏(fu)及以(yi)(yi)下)、高(gao)壓電(dian)(dian)(dian)纜(110千(qian)伏(fu)以(yi)(yi)上)、超高(gao)壓電(dian)(dian)(dian)纜(275~800千(qian)伏(fu))以(yi)(yi)及特(te)高(gao)壓電(dian)(dian)(dian)纜(1000千(qian)伏(fu)及以(yi)(yi)上)。此外(wai),還可按(an)電(dian)(dian)(dian)流制(zhi)分為交(jiao)流電(dian)(dian)(dian)纜和直流電(dian)(dian)(dian)纜。

按絕緣材料分

1、油(you)浸(jin)(jin)紙絕(jue)(jue)緣(yuan)(yuan)電力電纜以油(you)浸(jin)(jin)紙作絕(jue)(jue)緣(yuan)(yuan)的電力電纜。其應(ying)用歷史(shi)最長(chang)。它(ta)安全可靠,使用壽命長(chang),價格低廉。主要缺點是敷(fu)設受落(luo)(luo)差限制。自從(cong)開發出不滴流(liu)浸(jin)(jin)紙絕(jue)(jue)緣(yuan)(yuan)后(hou),解決了落(luo)(luo)差限制問題,使油(you)浸(jin)(jin)紙絕(jue)(jue)緣(yuan)(yuan)電纜得以繼續廣泛應(ying)用。

2、塑(su)(su)料絕緣(yuan)電(dian)(dian)力電(dian)(dian)纜(lan)  絕緣(yuan)層為(wei)擠壓塑(su)(su)料的電(dian)(dian)力電(dian)(dian)纜(lan)。常用的塑(su)(su)料有聚(ju)氯乙烯(xi)、聚(ju)乙烯(xi)、交聯聚(ju)乙烯(xi)。塑(su)(su)料電(dian)(dian)纜(lan)結構簡單,制(zhi)造(zao)加(jia)工(gong)方(fang)便(bian),重量輕,敷設安裝方(fang)便(bian),不受敷設落差限制(zhi)。因此廣泛應用作中低壓電(dian)(dian)纜(lan),并有取代粘(zhan)性浸(jin)漬(zi)油紙電(dian)(dian)纜(lan)的趨勢。其最大缺點是存在樹(shu)枝(zhi)化擊穿現象(xiang),這限制(zhi)了它在更高電(dian)(dian)壓的使(shi)用。

3、橡(xiang)皮絕緣(yuan)電(dian)力電(dian)纜 絕緣(yuan)層為橡(xiang)膠加(jia)上各(ge)種配合劑,經過(guo)充分混(hun)煉后(hou)擠包在導電(dian)線(xian)芯上,經過(guo)加(jia)溫(wen)硫化而成(cheng)。它柔軟,富有彈性,適合于移動(dong)頻繁、敷(fu)設彎曲(qu)半(ban)徑小的場合。

常用(yong)作絕緣的(de)膠(jiao)料(liao)有天然(ran)膠(jiao)-丁(ding)(ding)苯膠(jiao)混合物,乙(yi)丙膠(jiao)、丁(ding)(ding)基(ji)膠(jiao)等。

按電壓等級分(fen)

1、低壓電(dian)(dian)纜:適用于固定敷設(she)在交流50Hz,額定電(dian)(dian)壓3kv及以下的(de)輸配電(dian)(dian)線路上作輸送電(dian)(dian)能(neng)用。

2、中(zhong)低壓電(dian)纜:(一般(ban)指35KV及(ji)以下(xia)):聚(ju)氯乙烯絕(jue)緣(yuan)電(dian)纜,聚(ju)乙烯絕(jue)緣(yuan)電(dian)纜,交聯聚(ju)乙烯絕(jue)緣(yuan)電(dian)纜等。

3、高(gao)壓電(dian)纜(lan):(一般為110KV及以(yi)上(shang)):聚(ju)(ju)乙烯(xi)電(dian)纜(lan)和交聯聚(ju)(ju)乙烯(xi)絕(jue)緣電(dian)纜(lan)等。

4、超(chao)高壓電纜(lan):(275~800千(qian)伏)。

5、特高壓電纜(lan):(1000千伏及以上)。

基本結構(gou):電力電纜(lan)的基本結構(gou)由(you)線芯(導體(ti))、絕緣層(ceng)、屏(ping)蔽(bi)層(ceng)和保(bao)護層(ceng)四(si)部分組成。

1.線(xian)芯是(shi)電(dian)力電(dian)纜的導電(dian)部(bu)分,用(yong)來輸送電(dian)能,是(shi)電(dian)力電(dian)纜的主(zhu)要部(bu)分。

2.絕緣層是將線(xian)(xian)芯(xin)與大地以及(ji)不(bu)同(tong)相(xiang)的線(xian)(xian)芯(xin)間在(zai)電(dian)(dian)氣上(shang)彼此(ci)隔離,保證電(dian)(dian)能輸送,是電(dian)(dian)力電(dian)(dian)纜(lan)結構中不(bu)可缺少(shao)的組成部分。

3.15KV及(ji)以(yi)上的電力電纜一般都有導體屏蔽層和(he)絕緣(yuan)屏蔽層。

4.保護層(ceng)的(de)作用是保護電(dian)(dian)力電(dian)(dian)纜(lan)免受外界(jie)雜質(zhi)和水(shui)分的(de)侵入,以(yi)及防(fang)止外力直接損(sun)壞電(dian)(dian)力電(dian)(dian)纜(lan)。

主要優(you)點:

1占地少(shao)。一般埋設(she)于土(tu)壤(rang)中或敷(fu)設(she)于室(shi)內,溝道(dao),隧道(dao)中,線間絕緣距離小,不用桿塔,占地少(shao),基本不占地面上空間。

2可靠性高。受氣候條件(jian)和周圍環(huan)境影響(xiang)小,傳輸性能穩定,可靠性高。

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。

4分布電容較大。

5維護工作量少。

6電擊可能性小。

型號說明

電力電纜的型號(hao)

1.用(yong)漢語拼(pin)音第一個(ge)字母(mu)的大寫(xie)表(biao)(biao)示絕緣種類、導體材料、內(nei)護層材料和結構特點。如用(yong)Z代(dai)表(biao)(biao)紙(zhi);L代(dai)表(biao)(biao)鋁(lv);Q代(dai)表(biao)(biao)鉛(qian);F代(dai)表(biao)(biao)分相(fen);ZR代(dai)表(biao)(biao)阻燃(zuran);NH代(dai)表(biao)(biao)耐火(naihuo)。

2.用數字表(biao)(biao)示(shi)(shi)外(wai)護層構成,有二(er)位(wei)(wei)數字。無(wu)數字代表(biao)(biao)無(wu)鎧裝層,無(wu)外(wai)被層。第(di)一位(wei)(wei)數字表(biao)(biao)示(shi)(shi)鎧裝,第(di)二(er)位(wei)(wei)數字表(biao)(biao)示(shi)(shi)外(wai)被,如粗(cu)鋼(gang)絲鎧裝纖維外(wai)被表(biao)(biao)示(shi)(shi)為(wei)41。

3.電纜(lan)型號(hao)按(an)電纜(lan)結構的排列一般依次(ci)序為:絕緣材(cai)料(liao);導體(ti)材(cai)料(liao);內護(hu)層;外(wai)護(hu)層。

4.電纜產(chan)品用(yong)型號、額(e)定電壓和規格表(biao)示。其方法是在型號后再加上(shang)說明額(e)定電壓、芯(xin)數和標稱截(jie)面積的。

型(xing)號詳細說明

(1)類別(bie):H——市內通信電纜(lan)HP——配線(xian)電纜(lan)HJ——局用電纜(lan)

(2)絕(jue)(jue)緣(yuan)(yuan)(yuan):Y——聚乙烯(xi)絕(jue)(jue)緣(yuan)(yuan)(yuan)YF——泡沫(mo)聚烯(xi)烴(jing)絕(jue)(jue)緣(yuan)(yuan)(yuan)YP——泡沫(mo)/實心皮聚烯(xi)烴(jing)絕(jue)(jue)緣(yuan)(yuan)(yuan)

(3)內(nei)護(hu)層:A——涂塑鋁帶(dai)粘(zhan)接屏(ping)蔽聚乙烯(xi)(xi)護(hu)套S——鋁,鋼雙(shuang)層金屬(shu)帶(dai)屏(ping)蔽聚乙烯(xi)(xi)護(hu)套      V——聚氯(lv)乙烯(xi)(xi)護(hu)套

(4)特征:T——石(shi)油(you)膏填充G——高頻隔離C——自承式

(5)外(wai)護層(ceng)(ceng):23——雙層(ceng)(ceng)防腐鋼帶繞包銷裝(zhuang)聚乙烯外(wai)被層(ceng)(ceng)

33——單層細鋼絲(si)鎧裝聚(ju)乙烯被層

43——單(dan)層粗(cu)鋼絲鎧裝聚乙烯被層

53——單層(ceng)(ceng)鋼帶皺紋縱包(bao)鎧裝聚乙烯(xi)外被層(ceng)(ceng)

553——雙層(ceng)鋼帶皺紋縱包(bao)鎧(kai)裝聚(ju)乙烯外被層(ceng)

2) BV 銅芯聚(ju)氯乙烯絕緣電(dian)線(xian);BLV 鋁(lv)芯聚(ju)氯乙烯絕緣電(dian)線(xian);

BVV 銅(tong)芯聚氯(lv)乙烯(xi)絕緣聚氯(lv)乙烯(xi)護套電線;BLVV 鋁芯聚氯(lv)乙烯(xi)絕緣聚氯(lv)乙烯(xi)護套電線;

BVR 銅芯(xin)聚氯(lv)乙烯絕緣軟(ruan)線;RV 銅芯(xin)聚氯(lv)乙烯絕緣安裝軟(ruan)線;

RVB 銅(tong)芯聚氯乙烯絕緣平型連接線(xian)軟線(xian);BVS 銅(tong)芯聚氯乙烯絕緣絞型軟線(xian);

RVV 銅(tong)芯聚(ju)(ju)氯乙(yi)烯絕緣(yuan)聚(ju)(ju)氯乙(yi)烯護套軟線;BYR 聚(ju)(ju)乙(yi)烯絕緣(yuan)軟電線;

BYVR 聚(ju)乙烯(xi)絕(jue)緣(yuan)聚(ju)氯(lv)乙烯(xi)護套軟線;RY 聚(ju)乙烯(xi)絕(jue)緣(yuan)軟線;

RYV 聚乙烯(xi)絕緣聚氯(lv)乙烯(xi)護(hu)套軟線

3)WD:無(wu)鹵低煙型(xing)ZR: 阻(zu)燃型(xing)NH:耐(nai)火(huo)型(xing)DH:防火(huo)型(xing)


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    公司現(xian)已實(shi)行一(yi)條(tiao)龍服務,采(cai)用(yong)新(xin)材(cai)(cai)料(liao) 新(xin)技術 新(xin)設備 提高資源利(li)用(yong)率,從產品的自(zi)主研發到原材(cai)(cai)料(liao)的生產,為客戶(hu)不(bu)斷(duan)的降(jiang)低成(cheng)本,讓(rang)客戶(hu)用(yong)最合理的價(jia)錢,采(cai)購最優質的產品。

  • 4 服務優勢——5s級服務支持

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