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來源:行業動態 閱讀(du):158436 發布時間(jian):2019-07-05
日前,國網(wang)天(tian)津市電(dian)(dian)(dian)力公(gong)司提出(chu)的“以電(dian)(dian)(dian)供熱”試(shi)點(dian)規(gui)劃(hua),被寫入天(tian)津市政府工(gong)作(zuo)報(bao)告(gao),預示著天(tian)津市加熱電(dian)(dian)(dian)纜的需求量(liang)將不斷(duan)提高。“推廣(guang)電(dian)(dian)(dian)能替(ti)代工(gong)程,啟動以電(dian)(dian)(dian)供熱試(shi)點(dian)”被寫入天(tian)津市政府工(gong)作(zuo)報(bao)告(gao),這標志著天(tian)津電(dian)(dian)(dian)能替(ti)代工(gong)作(zuo)已進入政府主導、系統推進的新階段(duan)。
當前電(dian)能(neng)(neng)替代(dai)技(ji)術成(cheng)熟,經濟優勢明(ming)顯,清潔(jie)環保已成(cheng)為政府(fu)和廣大用戶的共識。一直以來,北方地區(qu)冬季供(gong)熱(re)取暖主要是采用燃(ran)煤鍋爐(lu),造成(cheng)嚴(yan)重大氣污染(ran)。如(ru)果采取電(dian)能(neng)(neng)替代(dai),以電(dian)能(neng)(neng)或太陽能(neng)(neng)代(dai)替燃(ran)煤蒸汽供(gong)熱(re),不但供(gong)熱(re)成(cheng)本大幅度降低(di),而(er)且(qie)不會造成(cheng)環境污染(ran)。
在有(you)些(xie)專家看(kan)來(lai),電(dian)能作為(wei)清潔能源的優勢(shi)凸顯,替代(dai)潛力(li)巨大(da)。4月2日(ri),國家電(dian)網公(gong)司召開了2015年電(dian)能替代(dai)工(gong)作推進會(hui),發布了《國家電(dian)網公(gong)司2015年全面深入推進電(dian)能替代(dai)行(xing)動計劃》,提出了確保全年完成650億千瓦(wa)時、力(li)爭實現750億千瓦(wa)時替代(dai)電(dian)量。
據了解,今(jin)年國家電(dian)(dian)(dian)網公司(si)將著力鞏固擴大電(dian)(dian)(dian)窯爐、電(dian)(dian)(dian)鍋(guo)爐、熱泵等(deng)(deng)成熟項目(mu)的實施范圍(wei),因地制(zhi)宜拓展新領域、推(tui)(tui)(tui)廣(guang)新技(ji)術,除(chu)在(zai)港口地區推(tui)(tui)(tui)廣(guang)岸(an)(an)電(dian)(dian)(dian)替代(通(tong)過電(dian)(dian)(dian)纜將船(chuan)舶用電(dian)(dian)(dian)與岸(an)(an)上電(dian)(dian)(dian)源連接,在(zai)船(chuan)舶靠岸(an)(an)期間(jian)采用陸地電(dian)(dian)(dian)源供電(dian)(dian)(dian))外,還將對居民區、學(xue)校(xiao)等(deng)(deng)用戶推(tui)(tui)(tui)廣(guang)碳晶(jing)、電(dian)(dian)(dian)熱膜、發熱電(dian)(dian)(dian)纜等(deng)(deng)技(ji)術,在(zai)企事(shi)業單位食堂推(tui)(tui)(tui)廣(guang)電(dian)(dian)(dian)磁(ci)灶、電(dian)(dian)(dian)蒸鍋(guo),在(zai)油田推(tui)(tui)(tui)廣(guang)電(dian)(dian)(dian)動鉆機,在(zai)油氣(qi)輸送管線推(tui)(tui)(tui)廣(guang)電(dian)(dian)(dian)力加壓(ya)等(deng)(deng)。
從消(xiao)費端來看,各地主(zhu)要通過(guo)以(yi)電(dian)代(dai)(dai)煤、以(yi)電(dian)代(dai)(dai)油來促(cu)進節(jie)能(neng)減(jian)排(pai)。北(bei)京市城六區基本取消(xiao)燃煤鍋爐,農村地區新增減(jian)煤換煤120萬噸。河(he)北(bei)省提出大幅壓減(jian)煤炭用量,實(shi)施(shi)煤電(dian)節(jie)能(neng)減(jian)排(pai)升(sheng)級(ji)改造行(xing)動計劃。在歐美發達國(guo)家,電(dian)采(cai)暖普及率(lv)非常高,美國(guo)80%的城市實(shi)行(xing)電(dian)采(cai)暖,加拿(na)大、德國(guo)、法國(guo)等電(dian)采(cai)暖比例均在50%以(yi)上。
有(you)專家分(fen)析認為,國內大力(li)開(kai)展電(dian)(dian)能(neng)替(ti)代,能(neng)有(you)效緩解(jie)電(dian)(dian)纜(lan)(lan)產(chan)業產(chan)能(neng)過(guo)(guo)剩帶來的巨大壓(ya)力(li)。國內電(dian)(dian)線(xian)電(dian)(dian)纜(lan)(lan)行(xing)業產(chan)能(neng)過(guo)(guo)剩以及設(she)備過(guo)(guo)剩是不(bu)(bu)(bu)爭(zheng)的事實(shi),產(chan)能(neng)過(guo)(guo)剩意味著供(gong)大于(yu)求,意味著惡性競爭(zheng);而(er)(er)設(she)備過(guo)(guo)剩又反映出(chu)開(kai)工率(lv)不(bu)(bu)(bu)足。事實(shi)上,僅次于(yu)汽(qi)車制造業的第二(er)大產(chan)業電(dian)(dian)線(xian)電(dian)(dian)纜(lan)(lan)行(xing)業在贏得“全球第一”之(zhi)后(hou),卻因蜂(feng)擁而(er)(er)上深陷“紅(hong)海”的產(chan)能(neng)嚴重過(guo)(guo)剩之(zhi)中。不(bu)(bu)(bu)足四成(cheng)(cheng)的產(chan)能(neng)開(kai)工率(lv)還不(bu)(bu)(bu)到歐(ou)美同期(qi)一半,連續萎靡的虧損包袱成(cheng)(cheng)為不(bu)(bu)(bu)少上市公司不(bu)(bu)(bu)能(neng)承受之(zhi)重,欲剝離減(jian)負(fu)。
近(jin)來研發成(cheng)功的碳(tan)纖(xian)維(wei)加(jia)熱(re)(re)(re)電(dian)(dian)纜,將加(jia)熱(re)(re)(re)電(dian)(dian)纜系(xi)(xi)統(tong)的應(ying)用推向了技術(shu)創新階段。推行(xing)“以電(dian)(dian)供熱(re)(re)(re)”的應(ying)用,廣泛涉及千家萬戶。例如在住宅內(nei)部,可(ke)實現(xian)墻壁、地板、空間加(jia)熱(re)(re)(re)。其中,僅(jin)墻壁和地板加(jia)熱(re)(re)(re)系(xi)(xi)統(tong),就需要大量加(jia)熱(re)(re)(re)電(dian)(dian)纜。此外,根據(ju)外國(guo)經驗,道路和機(ji)場(chang)融雪加(jia)熱(re)(re)(re),也普遍(bian)首選加(jia)熱(re)(re)(re)電(dian)(dian)纜系(xi)(xi)統(tong)。
電(dian)(dian)采暖(nuan)相比(bi)燃煤(mei)采暖(nuan)優(you)勢比(bi)較明顯(xian)。當前(qian),國內電(dian)(dian)力供(gong)(gong)需矛盾(dun)將(jiang)日趨緩和,2006年(nian)中國電(dian)(dian)力供(gong)(gong)需基本平衡。從2007年(nian)開始,一部分煤(mei)炭產地為降低煤(mei)炭運輸成本,大力發(fa)展(zhan)火力發(fa)電(dian)(dian),變煤(mei)炭運輸為電(dian)(dian)力輸送,并且國家正(zheng)在大力發(fa)展(zhan)風力發(fa)電(dian)(dian)、太(tai)陽能發(fa)電(dian)(dian)、水力發(fa)電(dian)(dian)、核(he)電(dian)(dian)等,電(dian)(dian)力已出現冬季(ji)過(guo)剩現象,這就(jiu)為電(dian)(dian)采暖(nuan)提供(gong)(gong)了(le)足夠空間。
據相關統(tong)計數字表明,我國地面(mian)輻射(she)(she)采(cai)暖(nuan)(nuan)市場(chang)(chang)在2010年底(di)已達千億元(yuan),其中技術成熟(shu)的低(di)溫熱水輻射(she)(she)采(cai)暖(nuan)(nuan)和散(san)熱片采(cai)暖(nuan)(nuan)占(zhan)據70%以上(shang)的市場(chang)(chang)份額。電(dian)采(cai)暖(nuan)(nuan)雖處于起步階段,但也(ye)占(zhan)據了25%左右(you)的市場(chang)(chang)份額,并(bing)且保持持續上(shang)升的趨勢。
如今,全國各地針對電采(cai)(cai)暖(nuan)紛紛出(chu)臺優惠政策,這從側面展現出(chu)了電采(cai)(cai)暖(nuan)的(de)巨大潛(qian)力(li),也為碳纖(xian)維(wei)發熱電纜的(de)發展提供(gong)(gong)了無限(xian)的(de)可能性。就目(mu)前各個集中供(gong)(gong)暖(nuan)區(qu)域推(tui)出(chu)的(de)供(gong)(gong)暖(nuan)政策來看(kan),煤(mei)炭供(gong)(gong)熱的(de)時(shi)代正在(zai)成為歷(li)史(shi)。而(er)新型(xing)的(de)環保節能的(de)采(cai)(cai)暖(nuan)方式正在(zai)占領市場,其(qi)中電采(cai)(cai)暖(nuan)以其(qi)成熟的(de)行(xing)業體系和卓越(yue)的(de)供(gong)(gong)暖(nuan)效果正在(zai)不斷受到重視。這為正處于產能過剩的(de)電纜產業開辟了一個新的(de)市場。