為什么有(you)的電(dian)線是沒有(you)絕緣皮(pi)包著的?
作(zuo)者: 發布時間:2023-03-30
可(ke)能(neng)(neng)大家(jia)會留(liu)意到(dao)有些電(dian)(dian)(dian)線(xian)(xian)是裸(luo)的(de)(de)(de)!那(nei)么(me)這樣的(de)(de)(de)電(dian)(dian)(dian)線(xian)(xian)會發生觸電(dian)(dian)(dian)的(de)(de)(de)現象(xiang)嗎(ma)?事實(shi)上(shang)“裸(luo)”高(gao)壓(ya)線(xian)(xian), 很常見,業(ye)內人士稱之(zhi)為(wei)“裸(luo)線(xian)(xian)”。但是既然有人問,我們覺得有必要再解(jie)釋(shi)一遍。為(wei)什(shen)么(me)有些高(gao)壓(ya)電(dian)(dian)(dian)線(xian)(xian)會“裸(luo)奔”。你要知道——絕緣(yuan)皮之(zhi)所以(yi)能(neng)(neng)絕緣(yuan),是因為(wei)制作絕緣(yuan)皮所用的(de)(de)(de)材料能(neng)(neng)對電(dian)(dian)(dian)流(liu)形(xing)成很大的(de)(de)(de)阻力。直流(liu)電(dian)(dian)(dian)無法通過(guo),所以(yi)不會傳導到(dao)人體(ti)。交流(liu)電(dian)(dian)(dian)通過(guo)絕緣(yuan)材料時(shi),會產生容性電(dian)(dian)(dian)流(liu),由于(yu)通過(guo)的(de)(de)(de)電(dian)(dian)(dian)荷可(ke)以(yi)忽略(lve)不計,所以(yi)通常被(bei)認為(wei)是不導電(dian)(dian)(dian)的(de)(de)(de)。高(gao)壓(ya)線(xian)(xian)為(wei)什(shen)么(me)可(ke)以(yi)裸(luo)?電(dian)(dian)(dian)線(xian)(xian)是否應該包扎與電(dian)(dian)(dian)壓(ya)水平密切相關。一般(ban)來說(shuo),10kV以(yi)上(shang)的(de)(de)(de)高(gao)壓(ya)線(xian)(xian)是沒有絕緣(yuan)皮的(de)(de)(de)。原因如下(xia):1.面對高(gao)壓(ya)電(dian)(dian)(dian)流(liu),絕緣(yuan)皮的(de)(de)(de)作用非常有限。當電(dian)(dian)(dian)壓(ya)在天氣(qi)或線(xian)(xian)路故(gu)障的(de)(de)(de)影(ying)響(xiang)下(xia)突然升高(gao)時(shi),破損...
電線(xian)是(shi)用硬(ying)線(xian)好還是(shi)軟線(xian)要(yao)好呢?
作者(zhe): 發布時間:2023-03-30
裝(zhuang)修的(de)(de)時(shi)(shi)候(hou)一定要注(zhu)意基(ji)本(ben)的(de)(de)水(shui)電(dian)裝(zhuang)修。如果基(ji)本(ben)裝(zhuang)修有問題,入住后對(dui)生活(huo)影(ying)響很大。所(suo)以在(zai)找安裝(zhuang)師傅裝(zhuang)修之(zhi)前,一定要提前了解一些基(ji)本(ben)的(de)(de)裝(zhuang)修知識,以免被安裝(zhuang)師傅忽悠。我(wo)們在(zai)逛建(jian)材市場的(de)(de)時(shi)(shi)候(hou),買電(dian)線(xian)(xian)(xian)(xian)的(de)(de)時(shi)(shi)候(hou)很多(duo)老板都會問是(shi)用硬(ying)線(xian)(xian)(xian)(xian)還是(shi)軟(ruan)線(xian)(xian)(xian)(xian)。很多(duo)人(ren)不(bu)知道兩者的(de)(de)區別(bie)。 1.電(dian)線(xian)(xian)(xian)(xian)中軟(ruan)線(xian)(xian)(xian)(xian)和硬(ying)線(xian)(xian)(xian)(xian)有什么區別(bie)? 軟(ruan)線(xian)(xian)(xian)(xian)和硬(ying)線(xian)(xian)(xian)(xian)區別(bie)是(shi)硬(ying)線(xian)(xian)(xian)(xian)是(shi)單(dan)股(gu)粗線(xian)(xian)(xian)(xian),軟(ruan)線(xian)(xian)(xian)(xian)是(shi)多(duo)股(gu)組成的(de)(de)線(xian)(xian)(xian)(xian)。 2.從(cong)價格(ge)上(shang)(shang)比(bi)較(jiao) 如果從(cong)價格(ge)上(shang)(shang)來分析(xi)。多(duo)股(gu)軟(ruan)線(xian)(xian)(xian)(xian)明顯(xian)費力,成本(ben)高,單(dan)股(gu)硬(ying)線(xian)(xian)(xian)(xian)相對(dui)便宜。 3.施工分析(xi) 單(dan)根硬(ying)線(xian)(xian)(xian)(xian)在(zai)接頭和壓線(xian)(xian)(xian)(xian)位置容(rong)易(yi)出錯(cuo);但硬(ying)線(xian)(xian)(xian)(xian)抗拉強度很強。 多(duo)股(gu)軟(ruan)線(xian)(xian)(xian)(xian),穿(chuan)管(guan)時(shi)(shi)穿(chuan)管(guan),這樣在(zai)散熱方面(mian)效果也不(bu)錯(cuo)。 4.在(zai)使用方面(mian), 多(duo)股(gu)軟(ruan)線(xian)(xian)(xian)(xian)載(zai)流(liu)量大(但硬(ying)線(xian)(xian)(xian)(xian)在(zai)承受(shou)突加載(zai)荷...
線纜的制作流程
作者(zhe): 發(fa)布時間:2023-03-30
線(xian)(xian)纜是(shi)光纜、電(dian)(dian)纜等(deng)物品(pin)的統(tong)稱(cheng)。線(xian)(xian)纜的用途(tu)有很(hen)多,主要(yao)用于(yu)(yu)控(kong)制安(an)裝、連接設備(bei)、輸(shu)送(song)電(dian)(dian)力等(deng)多重(zhong)作用,是(shi)日常生(sheng)(sheng)(sheng)(sheng)(sheng)活中常見而(er)不(bu)可(ke)缺(que)少的一種東西。由于(yu)(yu)電(dian)(dian)纜帶(dai)電(dian)(dian),所以安(an)裝需要(yao)特別謹慎(shen)。一、電(dian)(dian)線(xian)(xian)電(dian)(dian)纜產(chan)品(pin)制造的工(gong)藝特性(xing)1.大(da)長度連續疊加組合(he)生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)方式大(da)長度連續疊加組合(he)生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)方式,對電(dian)(dian)線(xian)(xian)電(dian)(dian)纜生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)的影響(xiang)是(shi)全局性(xing)和控(kong)制性(xing)的,這(zhe)涉(she)及和影響(xiang)到:(1)生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)工(gong)藝流程(cheng)和設備(bei)布(bu)置(zhi)(zhi)生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)車間(jian)的各種設備(bei)必(bi)須(xu)按產(chan)品(pin)要(yao)求的工(gong)藝流程(cheng)合(he)理排放,使(shi)各階(jie)段的半成品(pin),順(shun)次(ci)流轉。設備(bei)配置(zhi)(zhi)要(yao)考(kao)慮生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)效(xiao)率不(bu)同而(er)進行(xing)生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)能(neng)力的平衡,有的設備(bei)可(ke)能(neng)必(bi)須(xu)配置(zhi)(zhi)兩臺或(huo)多臺,才(cai)能(neng)使(shi)生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)線(xian)(xian)的生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)能(neng)力得以平衡。從而(er)設備(bei)的合(he)理選配組合(he)和生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)場地的布(bu)置(zhi)(zhi),必(bi)須(xu)根據產(chan)品(pin)和生(sheng)(sheng)(sheng)(sheng)(sheng)產(chan)量來平衡...