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來源:行業動態(tai) 閱(yue)讀:157778 發布(bu)時間:2019-07-05
日(ri)前(qian),國網天(tian)津(jin)(jin)市電力公司提(ti)出的(de)“以電供熱(re)”試點規劃(hua),被寫入(ru)(ru)天(tian)津(jin)(jin)市政府(fu)工作(zuo)報(bao)告,預(yu)示著天(tian)津(jin)(jin)市加熱(re)電纜的(de)需求量將不斷提(ti)高。“推(tui)廣電能替代工程(cheng),啟動以電供熱(re)試點”被寫入(ru)(ru)天(tian)津(jin)(jin)市政府(fu)工作(zuo)報(bao)告,這標志(zhi)著天(tian)津(jin)(jin)電能替代工作(zuo)已進入(ru)(ru)政府(fu)主導、系統推(tui)進的(de)新階段。
當前(qian)電能(neng)替(ti)代(dai)技術成(cheng)熟(shu),經濟優(you)勢明顯,清潔(jie)環保已成(cheng)為政(zheng)府和廣大用戶的共識。一直以來,北方(fang)地區冬季供(gong)熱(re)取暖主(zhu)要是采用燃(ran)煤鍋爐(lu),造成(cheng)嚴重大氣污染。如果采取電能(neng)替(ti)代(dai),以電能(neng)或太陽能(neng)代(dai)替(ti)燃(ran)煤蒸汽供(gong)熱(re),不(bu)但(dan)供(gong)熱(re)成(cheng)本大幅度降(jiang)低,而且不(bu)會造成(cheng)環境污染。
在有些專(zhuan)家看來,電能(neng)(neng)作為(wei)清潔能(neng)(neng)源的優(you)勢凸顯,替(ti)(ti)代(dai)(dai)潛力巨大。4月2日,國家電網公司召開(kai)了(le)2015年(nian)電能(neng)(neng)替(ti)(ti)代(dai)(dai)工作推進會(hui),發(fa)布了(le)《國家電網公司2015年(nian)全(quan)面深入推進電能(neng)(neng)替(ti)(ti)代(dai)(dai)行(xing)動計劃》,提出了(le)確保全(quan)年(nian)完成650億(yi)千(qian)瓦時、力爭(zheng)實現(xian)750億(yi)千(qian)瓦時替(ti)(ti)代(dai)(dai)電量。
據了(le)解,今年國家電(dian)(dian)(dian)(dian)網公(gong)司(si)將著(zhu)力鞏(gong)固擴大電(dian)(dian)(dian)(dian)窯(yao)爐(lu)、電(dian)(dian)(dian)(dian)鍋(guo)爐(lu)、熱(re)泵等(deng)成熟項目(mu)的實施范圍,因地(di)制宜拓展新領域、推(tui)廣(guang)(guang)新技術(shu),除(chu)在(zai)港口地(di)區推(tui)廣(guang)(guang)岸(an)電(dian)(dian)(dian)(dian)替代(通(tong)過(guo)電(dian)(dian)(dian)(dian)纜(lan)將船舶用(yong)電(dian)(dian)(dian)(dian)與岸(an)上(shang)電(dian)(dian)(dian)(dian)源連接,在(zai)船舶靠岸(an)期間采用(yong)陸(lu)地(di)電(dian)(dian)(dian)(dian)源供電(dian)(dian)(dian)(dian))外,還將對居(ju)民區、學校等(deng)用(yong)戶推(tui)廣(guang)(guang)碳晶、電(dian)(dian)(dian)(dian)熱(re)膜(mo)、發(fa)熱(re)電(dian)(dian)(dian)(dian)纜(lan)等(deng)技術(shu),在(zai)企事(shi)業單(dan)位食堂(tang)推(tui)廣(guang)(guang)電(dian)(dian)(dian)(dian)磁灶、電(dian)(dian)(dian)(dian)蒸鍋(guo),在(zai)油(you)田推(tui)廣(guang)(guang)電(dian)(dian)(dian)(dian)動鉆機,在(zai)油(you)氣輸送管線(xian)推(tui)廣(guang)(guang)電(dian)(dian)(dian)(dian)力加壓等(deng)。
從消(xiao)費端來看,各地主(zhu)要通過以電(dian)代(dai)煤(mei)、以電(dian)代(dai)油來促進節能減(jian)(jian)排。北京市(shi)城六區基本取消(xiao)燃煤(mei)鍋爐,農(nong)村地區新增(zeng)減(jian)(jian)煤(mei)換(huan)煤(mei)120萬噸。河(he)北省提出大幅壓減(jian)(jian)煤(mei)炭用量,實施煤(mei)電(dian)節能減(jian)(jian)排升(sheng)級(ji)改(gai)造行動計劃。在(zai)歐美發達國家,電(dian)采(cai)暖(nuan)普及率(lv)非(fei)常高,美國80%的(de)城市(shi)實行電(dian)采(cai)暖(nuan),加拿大、德國、法國等電(dian)采(cai)暖(nuan)比例均在(zai)50%以上。
有(you)專家分析(xi)認為,國內(nei)大(da)力開(kai)展電能(neng)(neng)替代,能(neng)(neng)有(you)效緩解電纜產(chan)業(ye)產(chan)能(neng)(neng)過(guo)剩(sheng)(sheng)帶(dai)來的(de)巨大(da)壓力。國內(nei)電線電纜行(xing)業(ye)產(chan)能(neng)(neng)過(guo)剩(sheng)(sheng)以及設(she)(she)備過(guo)剩(sheng)(sheng)是不(bu)爭(zheng)的(de)事實,產(chan)能(neng)(neng)過(guo)剩(sheng)(sheng)意味著供大(da)于求,意味著惡性競爭(zheng);而設(she)(she)備過(guo)剩(sheng)(sheng)又(you)反映出(chu)開(kai)工率(lv)不(bu)足。事實上,僅次于汽車制造業(ye)的(de)第(di)二大(da)產(chan)業(ye)電線電纜行(xing)業(ye)在贏(ying)得“全球第(di)一”之(zhi)后,卻因蜂(feng)擁而上深陷“紅海”的(de)產(chan)能(neng)(neng)嚴重過(guo)剩(sheng)(sheng)之(zhi)中。不(bu)足四成(cheng)的(de)產(chan)能(neng)(neng)開(kai)工率(lv)還不(bu)到歐美同(tong)期一半,連(lian)續萎靡的(de)虧損包袱成(cheng)為不(bu)少上市公(gong)司不(bu)能(neng)(neng)承受(shou)之(zhi)重,欲剝離減(jian)負。
近(jin)來研發成功的(de)碳纖(xian)維加(jia)熱(re)(re)(re)電(dian)纜,將(jiang)加(jia)熱(re)(re)(re)電(dian)纜系統(tong)的(de)應(ying)用推(tui)(tui)向了技術(shu)創新階段(duan)。推(tui)(tui)行“以電(dian)供熱(re)(re)(re)”的(de)應(ying)用,廣泛涉及千家萬戶。例如在住宅內部,可(ke)實現墻(qiang)(qiang)壁、地(di)板、空間加(jia)熱(re)(re)(re)。其中(zhong),僅墻(qiang)(qiang)壁和地(di)板加(jia)熱(re)(re)(re)系統(tong),就需要大量加(jia)熱(re)(re)(re)電(dian)纜。此外,根(gen)據外國經(jing)驗,道路和機(ji)場融雪加(jia)熱(re)(re)(re),也普遍首選(xuan)加(jia)熱(re)(re)(re)電(dian)纜系統(tong)。
電(dian)(dian)(dian)(dian)采(cai)暖相比燃煤采(cai)暖優勢比較明顯(xian)。當前,國(guo)內電(dian)(dian)(dian)(dian)力供(gong)需矛盾將日趨緩和,2006年中國(guo)電(dian)(dian)(dian)(dian)力供(gong)需基本平(ping)衡。從2007年開始,一部分煤炭(tan)(tan)產(chan)地為(wei)降低煤炭(tan)(tan)運輸成本,大(da)力發(fa)展火力發(fa)電(dian)(dian)(dian)(dian),變煤炭(tan)(tan)運輸為(wei)電(dian)(dian)(dian)(dian)力輸送(song),并且國(guo)家正在大(da)力發(fa)展風力發(fa)電(dian)(dian)(dian)(dian)、太陽能發(fa)電(dian)(dian)(dian)(dian)、水(shui)力發(fa)電(dian)(dian)(dian)(dian)、核(he)電(dian)(dian)(dian)(dian)等,電(dian)(dian)(dian)(dian)力已出現(xian)(xian)冬(dong)季(ji)過剩現(xian)(xian)象,這就為(wei)電(dian)(dian)(dian)(dian)采(cai)暖提(ti)供(gong)了足夠空間。
據相關統計(ji)數字表明,我國地面輻(fu)射采(cai)暖(nuan)市場在2010年底(di)已達(da)千億元,其中技術成(cheng)熟的(de)低溫熱水輻(fu)射采(cai)暖(nuan)和散熱片采(cai)暖(nuan)占據70%以上的(de)市場份額。電(dian)采(cai)暖(nuan)雖處(chu)于起步階段,但也占據了25%左右(you)的(de)市場份額,并(bing)且(qie)保(bao)持持續上升的(de)趨勢。
如今,全(quan)國(guo)各地針對電(dian)采(cai)暖紛紛出(chu)臺優惠政策,這從側面展(zhan)現出(chu)了(le)(le)電(dian)采(cai)暖的(de)(de)巨大潛力,也為碳纖維發熱(re)電(dian)纜的(de)(de)發展(zhan)提供(gong)了(le)(le)無限(xian)的(de)(de)可(ke)能(neng)性(xing)。就目前各個集中(zhong)(zhong)供(gong)暖區域推(tui)出(chu)的(de)(de)供(gong)暖政策來看(kan),煤炭供(gong)熱(re)的(de)(de)時(shi)代正(zheng)在成(cheng)為歷史。而新(xin)型的(de)(de)環(huan)保節(jie)能(neng)的(de)(de)采(cai)暖方式(shi)正(zheng)在占領市場,其中(zhong)(zhong)電(dian)采(cai)暖以其成(cheng)熟的(de)(de)行業(ye)體(ti)系和卓越的(de)(de)供(gong)暖效果正(zheng)在不斷受到重視(shi)。這為正(zheng)處(chu)于產(chan)能(neng)過剩的(de)(de)電(dian)纜產(chan)業(ye)開辟了(le)(le)一個新(xin)的(de)(de)市場。
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