（全稱架空絕緣電纜），是(shi)裝有絕緣層和保護外(wai)皮的(de)架空導線(xian)(xian)，采用類似于(yu)交(jiao)聯電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)生產工藝制造的(de)一種專用電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)，是(shi)介于(yu)架空導線(xian)(xian)和地(di)下(xia)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)之間的(de)新(xin)的(de)輸(shu)電(dian)(dian)(dian)(dian)方(fang)(fang)式(shi)(shi)  。都(dou)是(shi)單芯(xin)(xin)的(de)，按其結(jie)(jie)構不同可分為(wei)硬(ying)(ying)鋁線(xian)(xian)結(jie)(jie)構、硬(ying)(ying)拉銅線(xian)(xian)結(jie)(jie)構、鋁合(he)金線(xian)(xian)結(jie)(jie)構、鋼芯(xin)(xin)或鋁合(he)金芯(xin)(xin)支撐結(jie)(jie)構和自(zi)承式(shi)(shi)三芯(xin)(xin)紋(wen)合(he)結(jie)(jie)構(線(xian)(xian)芯(xin)(xin)可為(wei)硬(ying)(ying)鋁或硬(ying)(ying)銅線(xian)(xian))等(deng)。具有供(gong)電(dian)(dian)(dian)(dian)可靠性高(gao)、供(gong)電(dian)(dian)(dian)(dian)安全性好、架設和維修方(fang)(fang)便和經濟性合(he)理等(deng)主要(yao)特點。其主要(yao)技術參數包括耐候性、絕緣水平(ping)、內(nei)、外(wai)半導電(dian)(dian)(dian)(dian)屏蔽層。架空電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)產品在國內(nei)外(wai)輸(shu)電(dian)(dian)(dian)(dian)應(ying)用廣泛。傳(chuan)統的(de)高(gao)壓電(dian)(dian)(dian)(dian)力輸(shu)送方(fang)(fang)式(shi)(shi)，大多(duo)是(shi)使用高(gao)壓架空線(xian)(xian)路(lu)(lu)或者高(gao)壓電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)線(xian)(xian)路(lu)(lu)作(zuo)為(wei)傳(chuan)輸(shu)通道，其各(ge)自(zi)的(de)優缺點及其適用范圍均(jun)有定(ding)論 。一種介于(yu)架空導線(xian)(xian)和地(di)下(xia)電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)之間的(de)新(xin)的(de)高(gao)壓輸(shu)電(dian)(dian)(dian)(dian)方(fang)(fang)式(shi)(shi)—架空電(dian)(dian)(dian)(dian)纜(lan)(lan)(lan)已間世(shi)