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來(lai)源(yuan):行業(ye)動(dong)態(tai) 閱讀:157759 發布時間:2019-07-05
日前,國網天(tian)津(jin)(jin)市(shi)電(dian)力公司提(ti)出(chu)的“以電(dian)供(gong)熱”試(shi)點規劃,被寫入(ru)天(tian)津(jin)(jin)市(shi)政(zheng)府(fu)工(gong)作報告(gao)(gao),預示著天(tian)津(jin)(jin)市(shi)加熱電(dian)纜的需求量將不斷提(ti)高。“推廣電(dian)能替代工(gong)程,啟動以電(dian)供(gong)熱試(shi)點”被寫入(ru)天(tian)津(jin)(jin)市(shi)政(zheng)府(fu)工(gong)作報告(gao)(gao),這標志著天(tian)津(jin)(jin)電(dian)能替代工(gong)作已進入(ru)政(zheng)府(fu)主(zhu)導、系統推進的新階段(duan)。
當(dang)前電(dian)能(neng)替(ti)代技術成(cheng)熟,經(jing)濟優勢明顯(xian),清潔環(huan)保(bao)已成(cheng)為政府和(he)廣大(da)用戶的共識。一直(zhi)以來,北方地區(qu)冬(dong)季供熱(re)取(qu)暖主(zhu)要(yao)是采用燃煤鍋爐(lu),造成(cheng)嚴重大(da)氣污(wu)染。如果采取(qu)電(dian)能(neng)替(ti)代,以電(dian)能(neng)或(huo)太陽(yang)能(neng)代替(ti)燃煤蒸汽供熱(re),不但(dan)供熱(re)成(cheng)本(ben)大(da)幅度降(jiang)低(di),而且(qie)不會造成(cheng)環(huan)境污(wu)染。
在有些專家看來,電能作為(wei)清潔能源的優勢凸(tu)顯,替(ti)代(dai)潛力(li)巨(ju)大。4月(yue)2日,國(guo)(guo)家電網(wang)公司召(zhao)開了(le)2015年(nian)電能替(ti)代(dai)工作推進會,發布了(le)《國(guo)(guo)家電網(wang)公司2015年(nian)全面(mian)深入(ru)推進電能替(ti)代(dai)行動計劃》,提出了(le)確保全年(nian)完成650億(yi)千瓦時(shi)、力(li)爭(zheng)實現750億(yi)千瓦時(shi)替(ti)代(dai)電量。
據了解,今年國家(jia)電(dian)網公司(si)將著力鞏固擴大電(dian)窯爐、電(dian)鍋(guo)爐、熱泵等(deng)成(cheng)熟項目的實施范圍(wei),因地(di)制宜拓展新領域、推(tui)(tui)廣(guang)新技術,除(chu)在(zai)港口地(di)區推(tui)(tui)廣(guang)岸電(dian)替代(通過電(dian)纜將船(chuan)舶(bo)用(yong)電(dian)與岸上電(dian)源連接,在(zai)船(chuan)舶(bo)靠岸期間采用(yong)陸地(di)電(dian)源供(gong)電(dian))外(wai),還將對居民(min)區、學校等(deng)用(yong)戶(hu)推(tui)(tui)廣(guang)碳晶、電(dian)熱膜、發熱電(dian)纜等(deng)技術,在(zai)企事業單位食堂(tang)推(tui)(tui)廣(guang)電(dian)磁灶、電(dian)蒸鍋(guo),在(zai)油田推(tui)(tui)廣(guang)電(dian)動(dong)鉆機(ji),在(zai)油氣輸(shu)送管線推(tui)(tui)廣(guang)電(dian)力加壓等(deng)。
從消(xiao)費端(duan)來看(kan),各地(di)(di)主要通(tong)過以電(dian)(dian)(dian)代(dai)煤、以電(dian)(dian)(dian)代(dai)油來促進節能減排。北(bei)京(jing)市城六區基本(ben)取消(xiao)燃煤鍋爐,農村地(di)(di)區新(xin)增減煤換煤120萬噸(dun)。河(he)北(bei)省提出大幅壓減煤炭用量,實施煤電(dian)(dian)(dian)節能減排升級(ji)改(gai)造(zao)行(xing)(xing)動計劃。在歐美(mei)發達國(guo)家,電(dian)(dian)(dian)采(cai)暖普及率非常高,美(mei)國(guo)80%的城市實行(xing)(xing)電(dian)(dian)(dian)采(cai)暖,加拿(na)大、德國(guo)、法國(guo)等電(dian)(dian)(dian)采(cai)暖比例均在50%以上。
有專家(jia)分析認為,國內大力(li)開(kai)(kai)展電(dian)能(neng)(neng)替代,能(neng)(neng)有效緩解電(dian)纜產(chan)業(ye)產(chan)能(neng)(neng)過(guo)剩(sheng)(sheng)帶來(lai)的(de)(de)巨大壓力(li)。國內電(dian)線(xian)電(dian)纜行業(ye)產(chan)能(neng)(neng)過(guo)剩(sheng)(sheng)以及(ji)設(she)備過(guo)剩(sheng)(sheng)是不(bu)(bu)爭(zheng)的(de)(de)事實,產(chan)能(neng)(neng)過(guo)剩(sheng)(sheng)意(yi)味著供大于求,意(yi)味著惡性競(jing)爭(zheng);而(er)設(she)備過(guo)剩(sheng)(sheng)又(you)反映出開(kai)(kai)工(gong)率(lv)不(bu)(bu)足。事實上(shang),僅次(ci)于汽車(che)制造業(ye)的(de)(de)第二大產(chan)業(ye)電(dian)線(xian)電(dian)纜行業(ye)在(zai)贏得“全球第一”之后,卻因蜂擁而(er)上(shang)深陷“紅海”的(de)(de)產(chan)能(neng)(neng)嚴重過(guo)剩(sheng)(sheng)之中。不(bu)(bu)足四成(cheng)的(de)(de)產(chan)能(neng)(neng)開(kai)(kai)工(gong)率(lv)還不(bu)(bu)到(dao)歐(ou)美同期(qi)一半,連續萎靡的(de)(de)虧損(sun)包袱(fu)成(cheng)為不(bu)(bu)少上(shang)市公司不(bu)(bu)能(neng)(neng)承受(shou)之重,欲剝離減負。
近(jin)來研發成功的(de)碳纖維加(jia)(jia)熱(re)(re)電(dian)纜(lan)(lan)(lan),將加(jia)(jia)熱(re)(re)電(dian)纜(lan)(lan)(lan)系(xi)(xi)統的(de)應用推向了技術創新階段。推行“以電(dian)供(gong)熱(re)(re)”的(de)應用,廣泛涉及千家萬(wan)戶。例(li)如在住宅內部,可(ke)實現墻壁、地板(ban)、空(kong)間加(jia)(jia)熱(re)(re)。其中(zhong),僅墻壁和(he)地板(ban)加(jia)(jia)熱(re)(re)系(xi)(xi)統,就需要大量加(jia)(jia)熱(re)(re)電(dian)纜(lan)(lan)(lan)。此(ci)外(wai),根據外(wai)國經(jing)驗,道(dao)路和(he)機(ji)場(chang)融雪加(jia)(jia)熱(re)(re),也普(pu)遍首選(xuan)加(jia)(jia)熱(re)(re)電(dian)纜(lan)(lan)(lan)系(xi)(xi)統。
電(dian)(dian)(dian)(dian)(dian)采暖相(xiang)比燃煤采暖優勢比較明顯。當前(qian),國(guo)(guo)(guo)內電(dian)(dian)(dian)(dian)(dian)力(li)(li)供(gong)需(xu)矛盾將日趨緩和,2006年(nian)中(zhong)國(guo)(guo)(guo)電(dian)(dian)(dian)(dian)(dian)力(li)(li)供(gong)需(xu)基本平(ping)衡。從(cong)2007年(nian)開(kai)始,一部分煤炭產地(di)為(wei)降(jiang)低(di)煤炭運(yun)輸(shu)成本,大力(li)(li)發(fa)展火(huo)力(li)(li)發(fa)電(dian)(dian)(dian)(dian)(dian),變煤炭運(yun)輸(shu)為(wei)電(dian)(dian)(dian)(dian)(dian)力(li)(li)輸(shu)送,并且國(guo)(guo)(guo)家正在大力(li)(li)發(fa)展風力(li)(li)發(fa)電(dian)(dian)(dian)(dian)(dian)、太陽(yang)能發(fa)電(dian)(dian)(dian)(dian)(dian)、水力(li)(li)發(fa)電(dian)(dian)(dian)(dian)(dian)、核電(dian)(dian)(dian)(dian)(dian)等,電(dian)(dian)(dian)(dian)(dian)力(li)(li)已出現冬季(ji)過剩現象,這(zhe)就(jiu)為(wei)電(dian)(dian)(dian)(dian)(dian)采暖提(ti)供(gong)了足夠空間。
據(ju)相關統計數字表明,我國地面(mian)輻射采暖(nuan)市(shi)場在(zai)2010年底已(yi)達千億元,其中技術成熟(shu)的(de)(de)(de)低溫熱水輻射采暖(nuan)和散熱片采暖(nuan)占(zhan)據(ju)70%以(yi)上的(de)(de)(de)市(shi)場份額(e)。電采暖(nuan)雖處于(yu)起步階段,但也占(zhan)據(ju)了25%左右的(de)(de)(de)市(shi)場份額(e),并且(qie)保(bao)持(chi)持(chi)續上升(sheng)的(de)(de)(de)趨(qu)勢。
如今,全國各(ge)地(di)針對電(dian)(dian)(dian)(dian)采暖(nuan)(nuan)(nuan)紛(fen)紛(fen)出(chu)臺優惠政策(ce),這(zhe)從側(ce)面展(zhan)現出(chu)了電(dian)(dian)(dian)(dian)采暖(nuan)(nuan)(nuan)的(de)(de)巨大潛力(li),也為(wei)碳纖維發熱(re)電(dian)(dian)(dian)(dian)纜的(de)(de)發展(zhan)提供了無限的(de)(de)可能(neng)性。就目前(qian)各(ge)個集中(zhong)供暖(nuan)(nuan)(nuan)區域推出(chu)的(de)(de)供暖(nuan)(nuan)(nuan)政策(ce)來看,煤(mei)炭(tan)供熱(re)的(de)(de)時代正在(zai)(zai)成(cheng)為(wei)歷史。而新型的(de)(de)環保節能(neng)的(de)(de)采暖(nuan)(nuan)(nuan)方式正在(zai)(zai)占領市場,其(qi)中(zhong)電(dian)(dian)(dian)(dian)采暖(nuan)(nuan)(nuan)以其(qi)成(cheng)熟的(de)(de)行業體系和(he)卓越(yue)的(de)(de)供暖(nuan)(nuan)(nuan)效果(guo)正在(zai)(zai)不(bu)斷受到重視。這(zhe)為(wei)正處于產能(neng)過剩(sheng)的(de)(de)電(dian)(dian)(dian)(dian)纜產業開辟(pi)了一個新的(de)(de)市場。
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