交聯電(dian)纜(lan)和(he)普通電(dian)纜(lan)的不同(tong)
作者: 發布(bu)時間:2023-03-30
交(jiao)(jiao)聯(lian)(lian)電(dian)(dian)(dian)纜(lan)(lan)(lan)通(tong)(tong)常(chang)是(shi)(shi)指(zhi)電(dian)(dian)(dian)纜(lan)(lan)(lan)絕(jue)緣層使(shi)用(yong)(yong)(yong)交(jiao)(jiao)聯(lian)(lian)的(de)(de)(de)材料(liao)。最常(chang)用(yong)(yong)(yong)的(de)(de)(de)材料(liao)是(shi)(shi)交(jiao)(jiao)聯(lian)(lian)聚(ju)(ju)乙(yi)烯(XLPE )。接下來,給大家介紹一(yi)下“什么(me)叫交(jiao)(jiao)聯(lian)(lian)電(dian)(dian)(dian)纜(lan)(lan)(lan),與普通(tong)(tong)電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)區別是(shi)(shi)什么(me)。”一(yi)、什么(me)是(shi)(shi)交(jiao)(jiao)聯(lian)(lian)電(dian)(dian)(dian)纜(lan)(lan)(lan)?交(jiao)(jiao)聯(lian)(lian)電(dian)(dian)(dian)纜(lan)(lan)(lan)是(shi)(shi)交(jiao)(jiao)聯(lian)(lian)聚(ju)(ju)乙(yi)烯絕(jue)緣電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)簡稱,通(tong)(tong)常(chang)是(shi)(shi)指(zhi)電(dian)(dian)(dian)纜(lan)(lan)(lan)絕(jue)緣層使(shi)用(yong)(yong)(yong)交(jiao)(jiao)聯(lian)(lian)的(de)(de)(de)材料(liao)。交(jiao)(jiao)聯(lian)(lian)電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)“交(jiao)(jiao)聯(lian)(lian)”是(shi)(shi)指(zhi)電(dian)(dian)(dian)纜(lan)(lan)(lan)的(de)(de)(de)主絕(jue)緣使(shi)用(yong)(yong)(yong)了(le)交(jiao)(jiao)聯(lian)(lian)聚(ju)(ju)乙(yi)烯塑(su)料(liao)。過程是(shi)(shi)將(jiang)線狀(zhuang)分子結構的(de)(de)(de)聚(ju)(ju)乙(yi)烯(PE )材料(liao)通(tong)(tong)過特定(ding)的(de)(de)(de)加工方(fang)式制成立體型網狀(zhuang)分線結構的(de)(de)(de)交(jiao)(jiao)聯(lian)(lian)聚(ju)(ju)乙(yi)烯。通(tong)(tong)過將(jiang)長期允許工作溫(wen)度從70提(ti)高到(dao)90以上,將(jiang)短路允許溫(wen)度溫(wen)度由140℃提(ti)高到(dao)250℃(或更高),在維(wei)持原(yuan)有(you)優異(yi)電(dian)(dian)(dian)氣性能(neng)的(de)(de)(de)同時,大幅提(ti)高了(le)實(shi)用(yong)(yong)(yong)性能(neng)。交(jiao)(jiao)聯(lian)(lian)電(dian)(dian)(dian)纜(lan)(lan)(lan)有(you)許多交(jiao)(jiao)聯(lian)(lian)方(fang)法(fa)。常(chang)用(yong)(yong)(yong)的(de)(de)(de)交(jiao)(jiao)聯(lian)(lian)方(fang)法(fa)有(you)過氧化(hua)物化(hua)學(xue)、硅烷交(jiao)(jiao)聯(lian)(lian)...
為什(shen)么有的電線是沒(mei)有絕(jue)緣皮包著的?
作者: 發布時間:2023-03-30
可能大家會(hui)留意到(dao)有(you)些(xie)電(dian)(dian)(dian)線(xian)是(shi)(shi)裸(luo)的(de)(de)(de)!那么這(zhe)樣的(de)(de)(de)電(dian)(dian)(dian)線(xian)會(hui)發生觸(chu)電(dian)(dian)(dian)的(de)(de)(de)現象嗎?事實上“裸(luo)”高(gao)壓(ya)線(xian), 很常(chang)(chang)(chang)見(jian),業(ye)內(nei)人士稱(cheng)之為(wei)“裸(luo)線(xian)”。但是(shi)(shi)既(ji)然(ran)有(you)人問,我(wo)們(men)覺得有(you)必要(yao)再解釋(shi)一(yi)遍(bian)。為(wei)什(shen)么有(you)些(xie)高(gao)壓(ya)電(dian)(dian)(dian)線(xian)會(hui)“裸(luo)奔”。你要(yao)知道——絕(jue)緣(yuan)(yuan)皮之所(suo)以(yi)能絕(jue)緣(yuan)(yuan),是(shi)(shi)因(yin)為(wei)制作絕(jue)緣(yuan)(yuan)皮所(suo)用的(de)(de)(de)材料能對(dui)電(dian)(dian)(dian)流(liu)形成很大的(de)(de)(de)阻力。直流(liu)電(dian)(dian)(dian)無法通(tong)過(guo),所(suo)以(yi)不會(hui)傳導到(dao)人體。交流(liu)電(dian)(dian)(dian)通(tong)過(guo)絕(jue)緣(yuan)(yuan)材料時,會(hui)產生容(rong)性電(dian)(dian)(dian)流(liu),由于通(tong)過(guo)的(de)(de)(de)電(dian)(dian)(dian)荷(he)可以(yi)忽略(lve)不計,所(suo)以(yi)通(tong)常(chang)(chang)(chang)被認(ren)為(wei)是(shi)(shi)不導電(dian)(dian)(dian)的(de)(de)(de)。高(gao)壓(ya)線(xian)為(wei)什(shen)么可以(yi)裸(luo)?電(dian)(dian)(dian)線(xian)是(shi)(shi)否(fou)應(ying)該(gai)包扎與電(dian)(dian)(dian)壓(ya)水(shui)平密(mi)切相(xiang)關。一(yi)般來說,10kV以(yi)上的(de)(de)(de)高(gao)壓(ya)線(xian)是(shi)(shi)沒有(you)絕(jue)緣(yuan)(yuan)皮的(de)(de)(de)。原因(yin)如下(xia):1.面(mian)對(dui)高(gao)壓(ya)電(dian)(dian)(dian)流(liu),絕(jue)緣(yuan)(yuan)皮的(de)(de)(de)作用非常(chang)(chang)(chang)有(you)限。當(dang)電(dian)(dian)(dian)壓(ya)在(zai)天氣或線(xian)路故障的(de)(de)(de)影響下(xia)突然(ran)升(sheng)高(gao)時,破(po)損...
電線是用(yong)硬線好還(huan)是軟線要好呢?
作(zuo)者: 發布時間:2023-03-30
裝修(xiu)的(de)(de)時(shi)候一定要注意基本(ben)的(de)(de)水電裝修(xiu)。如(ru)果基本(ben)裝修(xiu)有(you)問(wen)題,入住后對生活(huo)影響很大。所(suo)以在找安裝師傅(fu)裝修(xiu)之前,一定要提前了解一些基本(ben)的(de)(de)裝修(xiu)知(zhi)識,以免被安裝師傅(fu)忽悠。我們在逛建材市場的(de)(de)時(shi)候,買電線(xian)的(de)(de)時(shi)候很多(duo)(duo)老板(ban)都會(hui)問(wen)是(shi)用(yong)硬(ying)(ying)線(xian)還(huan)是(shi)軟(ruan)(ruan)線(xian)。很多(duo)(duo)人不知(zhi)道兩者的(de)(de)區別。 1.電線(xian)中軟(ruan)(ruan)線(xian)和(he)硬(ying)(ying)線(xian)有(you)什(shen)么區別? 軟(ruan)(ruan)線(xian)和(he)硬(ying)(ying)線(xian)區別是(shi)硬(ying)(ying)線(xian)是(shi)單(dan)(dan)股(gu)(gu)粗線(xian),軟(ruan)(ruan)線(xian)是(shi)多(duo)(duo)股(gu)(gu)組成的(de)(de)線(xian)。 2.從(cong)價格(ge)(ge)上(shang)比較 如(ru)果從(cong)價格(ge)(ge)上(shang)來分析。多(duo)(duo)股(gu)(gu)軟(ruan)(ruan)線(xian)明顯費力(li),成本(ben)高,單(dan)(dan)股(gu)(gu)硬(ying)(ying)線(xian)相對便宜。 3.施工分析 單(dan)(dan)根(gen)硬(ying)(ying)線(xian)在接頭和(he)壓線(xian)位置容易出(chu)錯;但硬(ying)(ying)線(xian)抗拉(la)強(qiang)度很強(qiang)。 多(duo)(duo)股(gu)(gu)軟(ruan)(ruan)線(xian),穿管時(shi)穿管,這(zhe)樣(yang)在散(san)熱方面效(xiao)果也不錯。 4.在使用(yong)方面, 多(duo)(duo)股(gu)(gu)軟(ruan)(ruan)線(xian)載流量大(但硬(ying)(ying)線(xian)在承(cheng)受突加載荷...