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電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜是用于傳(chuan)輸(shu)和分配電(dian)(dian)(dian)(dian)(dian)能(neng)的(de)電(dian)(dian)(dian)(dian)(dian)纜,電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜常用于城市地下電(dian)(dian)(dian)(dian)(dian)網、發(fa)電(dian)(dian)(dian)(dian)(dian)站引出線(xian)路、工礦企業(ye)內部供電(dian)(dian)(dian)(dian)(dian)及過(guo)江海(hai)水下輸(shu)電(dian)(dian)(dian)(dian)(dian)線(xian)。在電(dian)(dian)(dian)(dian)(dian)力線(xian)路中,電(dian)(dian)(dian)(dian)(dian)纜所占(zhan)比重(zhong)正逐漸增加。電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)纜是在電(dian)(dian)(dian)(dian)(dian)力系統的(de)主干線(xian)路中用以傳(chuan)輸(shu)和分配大(da)功率電(dian)(dian)(dian)(dian)(dian)能(neng)的(de)電(dian)(dian)(dian)(dian)(dian)纜產品(pin)。
電力電纜
電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)是用(yong)于傳輸和(he)分配電(dian)(dian)(dian)(dian)能的(de)電(dian)(dian)(dian)(dian)纜(lan)(lan),電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)常(chang)用(yong)于城市地下電(dian)(dian)(dian)(dian)網、發電(dian)(dian)(dian)(dian)站引出線(xian)(xian)路、工(gong)礦企業(ye)內部(bu)供(gong)電(dian)(dian)(dian)(dian)及過(guo)江海(hai)水下輸電(dian)(dian)(dian)(dian)線(xian)(xian)。在(zai)電(dian)(dian)(dian)(dian)力(li)(li)線(xian)(xian)路中,電(dian)(dian)(dian)(dian)纜(lan)(lan)所占比重(zhong)正逐漸增加。電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)是在(zai)電(dian)(dian)(dian)(dian)力(li)(li)系(xi)統的(de)主(zhu)干線(xian)(xian)路中用(yong)以傳輸和(he)分配大(da)功率電(dian)(dian)(dian)(dian)能的(de)電(dian)(dian)(dian)(dian)纜(lan)(lan)產品,包括1-500KV以及以上各(ge)種(zhong)(zhong)電(dian)(dian)(dian)(dian)壓等級,各(ge)種(zhong)(zhong)絕(jue)緣的(de)電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)。
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(fen)類
分類:按電壓等(deng)級分
簡(jian)介:電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)的使用(yong)至今已有百余年(nian)(nian)歷史。1879年(nian)(nian),美國(guo)發(fa)明家T.A.愛迪生在(zai)銅棒上包繞(rao)黃麻并將其穿(chuan)入鐵(tie)管內,然后填充瀝(li)青混(hun)合物(wu)制(zhi)成(cheng)電(dian)(dian)(dian)(dian)纜(lan)(lan)。他將此電(dian)(dian)(dian)(dian)纜(lan)(lan)敷(fu)設(she)(she)(she)于紐約,開(kai)(kai)創(chuang)了地下(xia)輸電(dian)(dian)(dian)(dian)。次(ci)年(nian)(nian),英國(guo)人卡倫德發(fa)明瀝(li)青浸(jin)漬(zi)紙絕緣(yuan)電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)。1889年(nian)(nian),英國(guo)人S.Z.費(fei)蘭梯(ti)在(zai)倫敦與德特(te)福德之間敷(fu)設(she)(she)(she)了10千(qian)伏(fu)(fu)油(you)浸(jin)紙絕緣(yuan)電(dian)(dian)(dian)(dian)纜(lan)(lan)。1908年(nian)(nian),英國(guo)建成(cheng)20千(qian)伏(fu)(fu)電(dian)(dian)(dian)(dian)纜(lan)(lan)網。電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)得到越來越廣的應用(yong)。1911年(nian)(nian),德國(guo)敷(fu)設(she)(she)(she)成(cheng)60千(qian)伏(fu)(fu)高(gao)壓(ya)(ya)電(dian)(dian)(dian)(dian)纜(lan)(lan),開(kai)(kai)始了高(gao)壓(ya)(ya)電(dian)(dian)(dian)(dian)纜(lan)(lan)的發(fa)展。1913年(nian)(nian),德國(guo)人M.霍(huo)希施泰(tai)特(te)研制(zhi)成(cheng)分相屏蔽電(dian)(dian)(dian)(dian)纜(lan)(lan),改(gai)善了電(dian)(dian)(dian)(dian)纜(lan)(lan)內部電(dian)(dian)(dian)(dian)場分布(bu),消除(chu)了絕緣(yuan)表面的正(zheng)切應力(li)(li),成(cheng)為電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)發(fa)展中的里程碑。1952年(nian)(nian),瑞(rui)典(dian)在(zai)北部發(fa)電(dian)(dian)(dian)(dian)廠敷(fu)設(she)(she)(she)了380千(qian)伏(fu)(fu)超高(gao)壓(ya)(ya)電(dian)(dian)(dian)(dian)纜(lan)(lan),實現了超高(gao)壓(ya)(ya)電(dian)(dian)(dian)(dian)纜(lan)(lan)的應用(yong)。到80年(nian)(nian)代已制(zhi)成(cheng)1100千(qian)伏(fu)(fu)、1200千(qian)伏(fu)(fu)的特(te)高(gao)壓(ya)(ya)電(dian)(dian)(dian)(dian)力(li)(li)電(dian)(dian)(dian)(dian)纜(lan)(lan)。
分類:按電壓等級分
按(an)電(dian)壓(ya)等級可分(fen)為(wei)中、低壓(ya)電(dian)力電(dian)纜(35千(qian)伏(fu)及以下)、高(gao)(gao)壓(ya)電(dian)纜(110千(qian)伏(fu)以上)、超高(gao)(gao)壓(ya)電(dian)纜(275~800千(qian)伏(fu))以及特(te)高(gao)(gao)壓(ya)電(dian)纜(1000千(qian)伏(fu)及以上)。此(ci)外,還可按(an)電(dian)流(liu)制分(fen)為(wei)交流(liu)電(dian)纜和直流(liu)電(dian)纜。
按(an)絕(jue)緣材(cai)料(liao)分
1、油(you)浸(jin)(jin)紙絕(jue)(jue)緣(yuan)電(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)纜以(yi)(yi)油(you)浸(jin)(jin)紙作絕(jue)(jue)緣(yuan)的電(dian)(dian)(dian)(dian)力(li)電(dian)(dian)(dian)(dian)纜。其應(ying)用歷史最長。它(ta)安全可靠,使(shi)用壽命(ming)長,價格低(di)廉。主(zhu)要缺點是(shi)敷設受落(luo)差限制。自從開發出(chu)不滴流浸(jin)(jin)紙絕(jue)(jue)緣(yuan)后,解決了(le)落(luo)差限制問(wen)題(ti),使(shi)油(you)浸(jin)(jin)紙絕(jue)(jue)緣(yuan)電(dian)(dian)(dian)(dian)纜得以(yi)(yi)繼續廣泛應(ying)用。
2、塑料絕緣電(dian)力電(dian)纜 絕緣層為擠壓塑料的(de)(de)電(dian)力電(dian)纜。常用的(de)(de)塑料有(you)聚氯乙(yi)(yi)(yi)烯(xi)、聚乙(yi)(yi)(yi)烯(xi)、交(jiao)聯聚乙(yi)(yi)(yi)烯(xi)。塑料電(dian)纜結構簡單(dan),制造加工方便(bian)(bian),重量輕,敷設(she)安裝方便(bian)(bian),不受敷設(she)落差限(xian)制。因此廣泛應用作中低壓電(dian)纜,并有(you)取代粘性浸漬(zi)油紙電(dian)纜的(de)(de)趨勢。其最大缺點是存在樹枝化擊穿現(xian)象,這限(xian)制了它在更(geng)高電(dian)壓的(de)(de)使用。
3、橡皮絕(jue)緣電力(li)電纜 絕(jue)緣層(ceng)為橡膠加(jia)上各(ge)種配(pei)合(he)(he)劑,經過(guo)充分混煉后擠包在導電線(xian)芯上,經過(guo)加(jia)溫硫化而(er)成。它(ta)柔(rou)軟,富有(you)彈性,適合(he)(he)于移(yi)動頻繁、敷設彎曲半徑小的場合(he)(he)。
常用(yong)作絕緣的膠(jiao)(jiao)料有天然膠(jiao)(jiao)-丁苯膠(jiao)(jiao)混(hun)合物,乙丙膠(jiao)(jiao)、丁基膠(jiao)(jiao)等。
按電壓(ya)等級分
1、低壓電纜:適用于固定敷設在(zai)交流50Hz,額定電壓3kv及以下的輸(shu)配電線路上作輸(shu)送(song)電能(neng)用。
2、中低壓電(dian)(dian)纜:(一般指35KV及以下):聚(ju)氯乙烯(xi)絕緣(yuan)電(dian)(dian)纜,聚(ju)乙烯(xi)絕緣(yuan)電(dian)(dian)纜,交聯聚(ju)乙烯(xi)絕緣(yuan)電(dian)(dian)纜等。
3、高(gao)壓電(dian)纜(lan):(一般為110KV及(ji)以(yi)上(shang)):聚乙烯電(dian)纜(lan)和交聯聚乙烯絕(jue)緣電(dian)纜(lan)等。
4、超高壓電纜:(275~800千(qian)伏(fu))。
5、特高壓電(dian)纜:(1000千伏及(ji)以上)。
基本(ben)結構:電力電纜(lan)的基本(ben)結構由(you)線芯(導體(ti))、絕(jue)緣層、屏蔽層和(he)保護層四部(bu)分組成。
1.線芯(xin)是(shi)電(dian)(dian)(dian)力電(dian)(dian)(dian)纜(lan)的導(dao)電(dian)(dian)(dian)部分,用來輸送電(dian)(dian)(dian)能,是(shi)電(dian)(dian)(dian)力電(dian)(dian)(dian)纜(lan)的主(zhu)要部分。
2.絕(jue)緣層是將(jiang)線(xian)芯(xin)(xin)與大地(di)以及不同(tong)相(xiang)的線(xian)芯(xin)(xin)間在電(dian)(dian)氣上彼此隔離,保證電(dian)(dian)能輸(shu)送,是電(dian)(dian)力(li)電(dian)(dian)纜結構中不可缺少(shao)的組成部(bu)分。
3.15KV及以上(shang)的電力電纜一般都有導(dao)體屏蔽層(ceng)和(he)絕緣屏蔽層(ceng)。
4.保(bao)護(hu)層的作用是(shi)保(bao)護(hu)電(dian)力電(dian)纜(lan)免受外(wai)界雜質和水分(fen)的侵入,以(yi)及防止外(wai)力直接(jie)損壞電(dian)力電(dian)纜(lan)。
主要(yao)優點:
1占(zhan)地(di)少。一般埋設(she)于土壤中或敷設(she)于室內,溝道,隧(sui)道中,線間絕(jue)緣(yuan)距離小(xiao),不用桿(gan)塔,占(zhan)地(di)少,基本不占(zhan)地(di)面上空間。
2可靠性(xing)高。受氣候條件和(he)周圍環境(jing)影響小,傳(chuan)輸性(xing)能穩定,可靠性(xing)高。
3具有(you)向超高(gao)壓,大容量(liang)發展(zhan)的更為有(you)利(li)的條件,如低溫,超導電力(li)電纜等。
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(ming)
電(dian)力電(dian)纜的型號(hao)
1.用漢語拼音第一個字母的大寫表(biao)(biao)示絕緣種類、導體材料、內護層(ceng)材料和結構特點。如(ru)用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(fen)相(xiang)(fen);ZR代(dai)(dai)(dai)表(biao)(biao)阻燃(zuran);NH代(dai)(dai)(dai)表(biao)(biao)耐火(naihuo)。
2.用(yong)數字(zi)表示外(wai)(wai)護層(ceng)(ceng)構成,有(you)二位數字(zi)。無(wu)(wu)數字(zi)代表無(wu)(wu)鎧(kai)裝層(ceng)(ceng),無(wu)(wu)外(wai)(wai)被(bei)層(ceng)(ceng)。第一位數字(zi)表示鎧(kai)裝,第二位數字(zi)表示外(wai)(wai)被(bei),如(ru)粗鋼(gang)絲鎧(kai)裝纖(xian)維(wei)外(wai)(wai)被(bei)表示為41。
3.電(dian)纜型號按電(dian)纜結構的(de)排(pai)列(lie)一般(ban)依次序為(wei):絕緣材(cai)料(liao);導(dao)體材(cai)料(liao);內護層;外護層。
4.電(dian)纜產品(pin)用型(xing)號、額定電(dian)壓和規格表示。其方法是在型(xing)號后再加上(shang)說明(ming)額定電(dian)壓、芯數和標(biao)稱截面(mian)積(ji)的。
型號詳(xiang)細(xi)說明
(1)類別(bie):H——市(shi)內通信電(dian)纜(lan)HP——配(pei)線電(dian)纜(lan)HJ——局(ju)用電(dian)纜(lan)
(2)絕(jue)緣:Y——聚(ju)乙(yi)烯絕(jue)緣YF——泡(pao)沫(mo)聚(ju)烯烴絕(jue)緣YP——泡(pao)沫(mo)/實心皮(pi)聚(ju)烯烴絕(jue)緣
(3)內(nei)護層:A——涂塑(su)鋁帶(dai)粘(zhan)接屏蔽(bi)聚(ju)乙(yi)(yi)烯(xi)(xi)護套S——鋁,鋼雙層金屬帶(dai)屏蔽(bi)聚(ju)乙(yi)(yi)烯(xi)(xi)護套 V——聚(ju)氯乙(yi)(yi)烯(xi)(xi)護套
(4)特(te)征:T——石油膏(gao)填充G——高頻隔離C——自(zi)承(cheng)式
(5)外(wai)護層(ceng):23——雙層(ceng)防腐(fu)鋼帶(dai)繞包(bao)銷裝聚乙烯(xi)外(wai)被層(ceng)
33——單層(ceng)細鋼絲鎧裝(zhuang)聚乙(yi)烯被(bei)層(ceng)
43——單層粗鋼絲鎧裝聚乙烯被層
53——單層鋼帶皺紋縱包鎧裝聚(ju)乙烯外(wai)被層
553——雙層鋼帶(dai)皺紋縱包鎧裝聚乙烯外被(bei)層
2) BV 銅芯聚氯乙烯絕緣(yuan)電(dian)線;BLV 鋁芯聚氯乙烯絕緣(yuan)電(dian)線;
BVV 銅芯聚(ju)氯(lv)乙烯(xi)(xi)絕緣聚(ju)氯(lv)乙烯(xi)(xi)護(hu)套電線(xian);BLVV 鋁芯聚(ju)氯(lv)乙烯(xi)(xi)絕緣聚(ju)氯(lv)乙烯(xi)(xi)護(hu)套電線(xian);
BVR 銅芯(xin)聚氯乙烯絕緣(yuan)軟線(xian);RV 銅芯(xin)聚氯乙烯絕緣(yuan)安(an)裝(zhuang)軟線(xian);
RVB 銅芯聚氯乙烯(xi)絕(jue)緣平型連接線(xian)軟(ruan)線(xian);BVS 銅芯聚氯乙烯(xi)絕(jue)緣絞型軟(ruan)線(xian);
RVV 銅芯聚(ju)氯(lv)(lv)乙(yi)(yi)烯絕緣聚(ju)氯(lv)(lv)乙(yi)(yi)烯護(hu)套軟線(xian);BYR 聚(ju)乙(yi)(yi)烯絕緣軟電線(xian);
BYVR 聚(ju)(ju)乙烯絕(jue)緣(yuan)聚(ju)(ju)氯乙烯護套軟(ruan)線;RY 聚(ju)(ju)乙烯絕(jue)緣(yuan)軟(ruan)線;
RYV 聚乙烯絕(jue)緣(yuan)聚氯乙烯護套軟線
3)WD:無鹵低煙型(xing)ZR: 阻燃型(xing)NH:耐火(huo)型(xing)DH:防火(huo)型(xing)
14年行業(ye)經(jing)驗、Erp嚴格(ge)的管控、先進生產設備、科學管理團隊、專業(ye)技術人員,會(hui)根據客戶(hu)實(shi)際情況,定制合理方案。
全系(xi)產品,20余種產品系(xi)列(lie)可供客(ke)戶選擇,滿足(zu)不同(tong)領域使用需求(qiu),庫存充足(zu),現貨供應。
公司現已實行一條龍服(fu)務,采用新材料 新技術 新設備(bei) 提高資(zi)源利(li)用率,從產品(pin)(pin)的(de)自主研發到原材料的(de)生產,為(wei)客戶不斷的(de)降低成本(ben),讓客戶用最(zui)合理的(de)價(jia)錢,采購最(zui)優質的(de)產品(pin)(pin)。
凱(kai)鵬電(dian)纜為(wei)了使用(yong)戶得到優質的服務(wu),將在(zai)售前售中售后進(jin)行各種服務(wu),力求讓用(yong)戶滿(man)意。我(wo)們將一(yi)絲(si)不(bu)茍地滿(man)足客戶的合(he)理要(yao)求,提(ti)供的不(bu)僅是優質的產品(pin)和服務(wu),還用(yong)行動向客戶倡(chang)導一(yi)種價值。
應用特性:是由其電纜專用絕緣料和護套料決定的,我們稱之為交聯PE ,經過輻照加速器輻照以后,電纜料的分子結構會發生改變,從而提供其個方面的性能。抗機械載荷實際上...【詳情】
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1、BTTZ電纜特點:這種電纜的全部材料都是采用無機材料,所以它就具有一些其他電纜所不可能具有的優點。如 防火、載流量大、耐機械損傷、無鹵無毒、防爆、防水、耐腐...【詳情】
1、電子計算機屏蔽電纜適用范圍:電子計算機屏蔽電纜主要用于各種自動化檢測設備,電子計算機信息處理控制系統、數字信號傳輸或模擬量信息的傳輸。2、電子計算機用——本...【詳情】