UL3768-UL3626-UL4542

電(dian)(dian)纜(lan)(lan)線(xian)(xian)的(de)(de)敷(fu)(fu)設(she)(she)(she)方式有(you)下列幾(ji)類(lei):直埋鋪(pu)(pu)(pu)(pu)(pu)設(she)(she)(she)、穿線(xian)(xian)管鋪(pu)(pu)(pu)(pu)(pu)設(she)(she)(she)、淺(qian)槽鋪(pu)(pu)(pu)(pu)(pu)設(she)(she)(she)、纜(lan)(lan)溝(gou)(gou)鋪(pu)(pu)(pu)(pu)(pu)設(she)(she)(she)、電(dian)(dian)纜(lan)(lan)線(xian)(xian)隧(sui)道施(shi)工(gong)(gong)鋪(pu)(pu)(pu)(pu)(pu)設(she)(she)(she)、空(kong)架鋪(pu)(pu)(pu)(pu)(pu)設(she)(she)(she)幾(ji)類(lei)方法(fa)都是有(you)優點和缺(que)點，一般要(yao)(yao)考慮到(dao)大城市(shi)(shi)建(jian)設(she)(she)(she)規(gui)劃(hua)(hua)，目(mu)(mu)前房屋建(jian)筑(zhu)的(de)(de)相對密度電(dian)(dian)纜(lan)(lan)線(xian)(xian)路線(xian)(xian)長短鋪(pu)(pu)(pu)(pu)(pu)設(she)(she)(she)總數(shu)以及周邊環(huan)境(jing)的(de)(de)危害(hai)等。在(zai)技術上較為，電(dian)(dian)纜(lan)(lan)線(xian)(xian)隧(sui)道施(shi)工(gong)(gong)方法(fa)和纜(lan)(lan)溝(gou)(gou)敷(fu)(fu)設(she)(she)(she)方式有(you)利(li)于(yu)電(dian)(dian)纜(lan)(lan)線(xian)(xian)的(de)(de)工(gong)(gong)程(cheng)施(shi)工(gong)(gong)、維(wei)護保(bao)養和維(wei)修。在(zai)一些資本主義***城市(shi)(shi)中，城市(shi)(shi)規(gui)劃(hua)(hua)建(jian)設(she)(she)(she)基本建(jian)設(she)(she)(she)時，已考慮到(dao)公(gong)共隧(sui)道施(shi)工(gong)(gong)。實踐(jian)經驗公(gong)共隧(sui)道施(shi)工(gong)(gong)運作實際效(xiao)果(guo)優良(liang)，大幅度降低了(le)反復項(xiang)目(mu)(mu)投資頻(pin)次和不斷(duan)基坑開(kai)挖(wa)地(di)面的(de)(de)狀況，但前期(qi)項(xiang)目(mu)(mu)投資，建(jian)筑(zhu)裝飾材料(liao)斥資金，在(zai)中國，因為多種(zhong)要(yao)(yao)素(su)的(de)(de)限定(ding)，這類(lei)敷(fu)(fu)設(she)(she)(she)方式是非常少的(de)(de)。相比而(er)(er)言，直埋鋪(pu)(pu)(pu)(pu)(pu)設(she)(she)(she)和淺(qian)槽鋪(pu)(pu)(pu)(pu)(pu)設(she)(she)(she)則是歸(gui)屬于(yu)經濟(ji)(ji)實用的(de)(de)敷(fu)(fu)設(she)(she)(she)方式，直埋電(dian)(dian)纜(lan)(lan)是經濟(ji)(ji)發(fa)展而(er)(er)普遍系(xi)用電(dian)(dian)量(liang)敷(fu)(fu)設(she)(she)(she)方式，它應(ying)用于(yu)近郊區和機(ji)動車(che)行(xing)駛不太經常的(de)(de)地(di)區。但不利(li)電(dian)(dian)纜(lan)(lan)線(xian)(xian)的(de)(de)維(wei)護保(bao)養和維(wei)修，一旦碰到(dao)電(dian)(dian)纜(lan)(lan)故障，即便應(ying)用檢測儀測到(dao)常見(jian)故障點，還要(yao)(yao)再次刨開(kai)纜(lan)(lan)溝(gou)(gou)，極(ji)不方便。因而(er)(er)電(dian)(dian)纜(lan)(lan)敷(fu)(fu)設(she)(she)(she)方法(fa)的(de)(de)挑選，要(yao)(yao)聯系(xi)實際狀況，依(yi)據工(gong)(gong)程(cheng)項(xiang)目(mu)(mu)標準(zhun)、自然(ran)環(huan)境(jing)特性、電(dian)(dian)纜(lan)(lan)型(xing)號和總數(shu)等要(yao)(yao)素(su)，用發(fa)展趨(qu)勢(shi)的(de)(de)目(mu)(mu)光，依(yi)照考慮運作可(ke)信性、有(you)利(li)于(yu)維(wei)護保(bao)養的(de)(de)規(gui)定(ding)和安全工(gong)(gong)程(cheng)有(you)效(xiao)的(de)(de)標準(zhun)明確。

常見的(de)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)有機油(you)浸(jin)電(dian)(dian)(dian)纜(lan)線(xian)(xian)、聚(ju)乙(yi)烯(xi)絕緣電(dian)(dian)(dian)纜(lan)、高(gao)密(mi)度(du)(du)聚(ju)乙(yi)烯(xi)電(dian)(dian)(dian)纜(lan)線(xian)(xian)等(deng)，依據(ju)應(ying)用(yong)(yong)場所的(de)不一樣，又拓(tuo)寬(kuan)為(wei)不一樣類(lei)型的(de)電(dian)(dian)(dian)線(xian)(xian)電(dian)(dian)(dian)纜(lan)。現階段，伴隨著生產工藝和(he)(he)生產工藝流(liu)程的(de)持續提升，高(gao)密(mi)度(du)(du)聚(ju)乙(yi)烯(xi)電(dian)(dian)(dian)纜(lan)線(xian)(xian)已變成應(ying)用(yong)(yong)較廣(guang)的(de)電(dian)(dian)(dian)纜(lan)線(xian)(xian)商品，在電(dian)(dian)(dian)纜(lan)選型時(shi)，應(ying)依據(ju)應(ying)用(yong)(yong)的(de)不一樣自然環境和(he)(he)標(biao)準，融合詳(xiang)細(xi)情況開展(zhan)挑(tiao)選，盡量(liang)避免穿越重生各種各樣管邊鐵路(lu)線(xian)(xian)，道路(lu)和(he)(he)通訊(xun)電(dian)(dian)(dian)纜(lan);如選用(yong)(yong)直埋和(he)(he)淺槽敷設方(fang)式(shi)時(shi)，應(ying)考慮到應(ying)用(yong)(yong)加鋼鎧(kai)的(de)電(dian)(dian)(dian)纜(lan)線(xian)(xian)。

電(dian)纜(lan)(lan)(lan)(lan)的(de)敷(fu)設(she)(she)(she)方(fang)(fang)式(shi)(shi)有(you)以下幾(ji)(ji)種(zhong):直(zhi)埋(mai)鋪裝(zhuang)(zhuang)、電(dian)線管鋪裝(zhuang)(zhuang)、淺(qian)槽鋪裝(zhuang)(zhuang)、纜(lan)(lan)(lan)(lan)溝(gou)鋪裝(zhuang)(zhuang)、電(dian)纜(lan)(lan)(lan)(lan)隧(sui)道工(gong)(gong)程(cheng)施(shi)(shi)工(gong)(gong)鋪裝(zhuang)(zhuang)、空(kong)架鋪裝(zhuang)(zhuang)幾(ji)(ji)種(zhong)方(fang)(fang)式(shi)(shi) 全(quan)是(shi)(shi)(shi)有(you)優勢與劣勢，一般要(yao)充分考慮大(da)都市(shi)整(zheng)體規劃，現階段(duan)建(jian)筑(zhu)(zhu)(zhu)物的(de)密度電(dian)纜(lan)(lan)(lan)(lan)線路長度鋪裝(zhuang)(zhuang)數量(liang)及其周圍(wei)環境的(de)傷害等。從技術上比較，電(dian)纜(lan)(lan)(lan)(lan)隧(sui)道工(gong)(gong)程(cheng)施(shi)(shi)工(gong)(gong)方(fang)(fang)式(shi)(shi) 和(he)纜(lan)(lan)(lan)(lan)溝(gou)敷(fu)設(she)(she)(she)方(fang)(fang)式(shi)(shi)有(you)益于(yu)電(dian)纜(lan)(lan)(lan)(lan)的(de)建(jian)筑(zhu)(zhu)(zhu)施(shi)(shi)工(gong)(gong)、維(wei)修(xiu)保養和(he)檢(jian)修(xiu)。在一些資(zi)產階段(duan)***都市(shi)中，城市(shi)規劃建(jian)設(she)(she)(she)基本建(jian)設(she)(she)(she)基建(jian)項(xiang)(xiang)目(mu)時(shi)，已充分考慮公(gong)共(gong)性(xing)(xing)隧(sui)道工(gong)(gong)程(cheng)施(shi)(shi)工(gong)(gong)。社(she)會經驗(yan)公(gong)共(gong)性(xing)(xing)隧(sui)道工(gong)(gong)程(cheng)施(shi)(shi)工(gong)(gong)運(yun)(yun)(yun)行預(yu)期效(xiao)果，大(da)幅度減少了不斷投(tou)資(zi)項(xiang)(xiang)目(mu)次數和(he)持續基坑(keng)路面的(de)情況，但(dan)早期投(tou)資(zi)項(xiang)(xiang)目(mu)，工(gong)(gong)程(cheng)建(jian)筑(zhu)(zhu)(zhu)建(jian)筑(zhu)(zhu)(zhu)裝(zhuang)(zhuang)飾材料斥資(zi)產，在我國，由于(yu)多種(zhong)多樣因素(su)的(de)限制，這類敷(fu)設(she)(she)(she)方(fang)(fang)式(shi)(shi)是(shi)(shi)(shi)很少的(de)。相(xiang)比而言(yan)，直(zhi)埋(mai)鋪裝(zhuang)(zhuang)和(he)淺(qian)槽鋪裝(zhuang)(zhuang)則(ze)是(shi)(shi)(shi)屬于(yu)***高的(de)敷(fu)設(she)(she)(she)方(fang)(fang)式(shi)(shi)，直(zhi)埋(mai)電(dian)纜(lan)(lan)(lan)(lan)是(shi)(shi)(shi)社(she)會經濟發(fa)(fa)展(zhan)而廣泛系耗電(dian)量(liang)敷(fu)設(she)(she)(she)方(fang)(fang)式(shi)(shi)，它運(yun)(yun)(yun)用于(yu)近郊區和(he)駕駛機動車不太常常的(de)地(di)域。但(dan)不好電(dian)纜(lan)(lan)(lan)(lan)的(de)維(wei)修(xiu)保養和(he)檢(jian)修(xiu)，一旦遇(yu)到電(dian)纜(lan)(lan)(lan)(lan)故障，就算運(yun)(yun)(yun)用檢(jian)查儀測(ce)到常見問(wen)題點(dian)，也要(yao)再(zai)度刨(bao)開纜(lan)(lan)(lan)(lan)溝(gou)，極不方(fang)(fang)便。因此電(dian)纜(lan)(lan)(lan)(lan)敷(fu)設(she)(she)(she)方(fang)(fang)式(shi)(shi) 的(de)選擇，要(yao)結(jie)合(he)實際情況，根據(ju)建(jian)筑(zhu)(zhu)(zhu)項(xiang)(xiang)目(mu)規范、地(di)理環境特點(dian)、電(dian)纜(lan)(lan)(lan)(lan)型號和(he)數量(liang)等因素(su)，用發(fa)(fa)展(zhan)趨向的(de)眼光(guang)，按照(zhao)考慮到運(yun)(yun)(yun)行效(xiao)率(lv)性(xing)(xing)、有(you)益于(yu)維(wei)修(xiu)保養的(de)要(yao)求和(he)安全(quan)工(gong)(gong)程(cheng)***合(he)理的(de)規范確(que)立。

普遍的(de)電(dian)(dian)(dian)纜(lan)電(dian)(dian)(dian)線(xian)有汽車機(ji)油浸電(dian)(dian)(dian)纜(lan)、高(gao)(gao)(gao)壓聚乙烯(xi)(xi)絕緣電(dian)(dian)(dian)纜(lan)、密度高(gao)(gao)(gao)的(de)高(gao)(gao)(gao)壓聚乙烯(xi)(xi)電(dian)(dian)(dian)纜(lan)等，根據運用(yong)(yong)場地的(de)不(bu)一(yi)樣(yang)(yang)(yang)，又擴寬為不(bu)一(yi)樣(yang)(yang)(yang)種(zhong)類的(de)電(dian)(dian)(dian)纜(lan)電(dian)(dian)(dian)線(xian)。目前(qian)，隨著著生產(chan)(chan)工藝流程和(he)生產(chan)(chan)制(zhi)造(zao)生產(chan)(chan)流程的(de)不(bu)斷(duan)提高(gao)(gao)(gao)，密度高(gao)(gao)(gao)的(de)高(gao)(gao)(gao)壓聚乙烯(xi)(xi)電(dian)(dian)(dian)纜(lan)已變為運用(yong)(yong)范(fan)圍廣的(de)電(dian)(dian)(dian)纜(lan)產(chan)(chan)品(pin)，在電(dian)(dian)(dian)纜(lan)選(xuan)型時，應根據運用(yong)(yong)的(de)不(bu)一(yi)樣(yang)(yang)(yang)地理環境和(he)規范(fan)，結合具體情(qing)況進行選(xuan)擇，盡(jin)量(liang)減少穿過各(ge)式各(ge)樣(yang)(yang)(yang)管邊高(gao)(gao)(gao)鐵線(xian)路，路面和(he)通(tong)訊電(dian)(dian)(dian)纜(lan);如采用(yong)(yong)直埋和(he)淺槽敷(fu)設方式時，應充分(fen)考慮運用(yong)(yong)加鋼鎧的(de)電(dian)(dian)(dian)纜(lan)。

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