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來源:行業動態 閱讀:157972 發(fa)布時間(jian):2019-07-05
日前,國網天津市(shi)電力公司提(ti)出(chu)的(de)(de)“以(yi)電供(gong)熱”試(shi)點(dian)規(gui)劃,被(bei)寫(xie)入天津市(shi)政府工(gong)(gong)作報告,預示著天津市(shi)加熱電纜(lan)的(de)(de)需求量(liang)將不斷提(ti)高。“推廣電能替代(dai)工(gong)(gong)程,啟動以(yi)電供(gong)熱試(shi)點(dian)”被(bei)寫(xie)入天津市(shi)政府工(gong)(gong)作報告,這(zhe)標志著天津電能替代(dai)工(gong)(gong)作已進入政府主導、系統推進的(de)(de)新(xin)階段。
當前電能替(ti)代技(ji)術成(cheng)(cheng)熟,經濟優勢明顯,清潔環保已(yi)成(cheng)(cheng)為政府和廣大(da)用戶(hu)的共識。一直以(yi)來,北(bei)方地區冬季供(gong)熱(re)取(qu)暖主要(yao)是采(cai)用燃煤鍋爐,造(zao)成(cheng)(cheng)嚴重大(da)氣污(wu)染(ran)。如(ru)果(guo)采(cai)取(qu)電能替(ti)代,以(yi)電能或太陽(yang)能代替(ti)燃煤蒸汽供(gong)熱(re),不但(dan)供(gong)熱(re)成(cheng)(cheng)本大(da)幅度降(jiang)低,而(er)且不會(hui)造(zao)成(cheng)(cheng)環境污(wu)染(ran)。
在有些專家(jia)看來,電(dian)(dian)(dian)能(neng)作(zuo)為(wei)清潔(jie)能(neng)源的優勢凸(tu)顯,替(ti)代(dai)(dai)潛力巨大(da)。4月2日,國(guo)家(jia)電(dian)(dian)(dian)網公司召開了(le)2015年(nian)(nian)電(dian)(dian)(dian)能(neng)替(ti)代(dai)(dai)工作(zuo)推進會,發布了(le)《國(guo)家(jia)電(dian)(dian)(dian)網公司2015年(nian)(nian)全面深入推進電(dian)(dian)(dian)能(neng)替(ti)代(dai)(dai)行動(dong)計劃》,提出了(le)確保全年(nian)(nian)完(wan)成650億千(qian)(qian)瓦時(shi)、力爭實(shi)現750億千(qian)(qian)瓦時(shi)替(ti)代(dai)(dai)電(dian)(dian)(dian)量(liang)。
據了解,今年國(guo)家電(dian)(dian)(dian)(dian)網公司將著力鞏固擴大電(dian)(dian)(dian)(dian)窯爐(lu)、電(dian)(dian)(dian)(dian)鍋爐(lu)、熱(re)泵等成熟(shu)項目(mu)的實施范圍,因地(di)制宜拓展新領域、推(tui)(tui)廣新技術,除在(zai)(zai)港口地(di)區(qu)(qu)推(tui)(tui)廣岸(an)電(dian)(dian)(dian)(dian)替代(通過電(dian)(dian)(dian)(dian)纜將船舶(bo)用電(dian)(dian)(dian)(dian)與岸(an)上電(dian)(dian)(dian)(dian)源(yuan)連接,在(zai)(zai)船舶(bo)靠岸(an)期間采用陸地(di)電(dian)(dian)(dian)(dian)源(yuan)供電(dian)(dian)(dian)(dian))外(wai),還將對居民區(qu)(qu)、學校等用戶推(tui)(tui)廣碳晶(jing)、電(dian)(dian)(dian)(dian)熱(re)膜、發熱(re)電(dian)(dian)(dian)(dian)纜等技術,在(zai)(zai)企事業單位食堂推(tui)(tui)廣電(dian)(dian)(dian)(dian)磁灶(zao)、電(dian)(dian)(dian)(dian)蒸鍋,在(zai)(zai)油田推(tui)(tui)廣電(dian)(dian)(dian)(dian)動(dong)鉆機,在(zai)(zai)油氣輸送管線推(tui)(tui)廣電(dian)(dian)(dian)(dian)力加(jia)壓等。
從消(xiao)(xiao)費端來看,各地主要通(tong)過以電代煤(mei)(mei)、以電代油來促(cu)進節能(neng)減(jian)(jian)排(pai)。北京市城六區基本取消(xiao)(xiao)燃煤(mei)(mei)鍋(guo)爐(lu),農(nong)村地區新增減(jian)(jian)煤(mei)(mei)換煤(mei)(mei)120萬噸。河北省提出(chu)大(da)幅壓減(jian)(jian)煤(mei)(mei)炭用量,實(shi)(shi)施(shi)煤(mei)(mei)電節能(neng)減(jian)(jian)排(pai)升級改(gai)造行動計劃(hua)。在歐美(mei)(mei)發達國家,電采(cai)暖(nuan)普及率(lv)非(fei)常(chang)高(gao),美(mei)(mei)國80%的城市實(shi)(shi)行電采(cai)暖(nuan),加拿大(da)、德國、法國等電采(cai)暖(nuan)比(bi)例均在50%以上。
有專家(jia)分(fen)析認為,國(guo)內(nei)大(da)力(li)開展電(dian)(dian)能(neng)(neng)替代,能(neng)(neng)有效緩(huan)解電(dian)(dian)纜產業產能(neng)(neng)過(guo)剩(sheng)(sheng)帶來的巨大(da)壓力(li)。國(guo)內(nei)電(dian)(dian)線(xian)電(dian)(dian)纜行(xing)業產能(neng)(neng)過(guo)剩(sheng)(sheng)以及設備(bei)過(guo)剩(sheng)(sheng)是不爭(zheng)的事實,產能(neng)(neng)過(guo)剩(sheng)(sheng)意味著供(gong)大(da)于(yu)求(qiu),意味著惡性競爭(zheng);而(er)設備(bei)過(guo)剩(sheng)(sheng)又反(fan)映(ying)出開工率(lv)(lv)不足。事實上(shang),僅次于(yu)汽車制造(zao)業的第二(er)大(da)產業電(dian)(dian)線(xian)電(dian)(dian)纜行(xing)業在贏(ying)得(de)“全球第一”之(zhi)后,卻因蜂擁而(er)上(shang)深陷“紅(hong)海”的產能(neng)(neng)嚴重過(guo)剩(sheng)(sheng)之(zhi)中。不足四(si)成(cheng)的產能(neng)(neng)開工率(lv)(lv)還不到歐美同期(qi)一半,連(lian)續萎靡的虧損包(bao)袱成(cheng)為不少(shao)上(shang)市公司不能(neng)(neng)承受之(zhi)重,欲剝離減負。
近來研(yan)發成功的(de)碳纖維(wei)加(jia)熱(re)(re)(re)電纜(lan),將加(jia)熱(re)(re)(re)電纜(lan)系(xi)統(tong)的(de)應用推向了技術創新(xin)階段。推行“以電供(gong)熱(re)(re)(re)”的(de)應用,廣(guang)泛涉及千家(jia)萬戶。例如(ru)在住宅內部,可實(shi)現墻壁、地板(ban)、空(kong)間加(jia)熱(re)(re)(re)。其中,僅墻壁和地板(ban)加(jia)熱(re)(re)(re)系(xi)統(tong),就需要(yao)大量加(jia)熱(re)(re)(re)電纜(lan)。此外(wai),根據外(wai)國經驗,道路和機場(chang)融雪加(jia)熱(re)(re)(re),也普(pu)遍首選加(jia)熱(re)(re)(re)電纜(lan)系(xi)統(tong)。
電(dian)(dian)(dian)(dian)采(cai)暖相比燃煤(mei)采(cai)暖優勢比較明顯(xian)。當前,國(guo)(guo)內(nei)電(dian)(dian)(dian)(dian)力(li)(li)供需矛盾(dun)將(jiang)日趨緩和,2006年中國(guo)(guo)電(dian)(dian)(dian)(dian)力(li)(li)供需基本(ben)平衡。從2007年開始,一部分煤(mei)炭(tan)產地為(wei)降低煤(mei)炭(tan)運輸(shu)成本(ben),大(da)力(li)(li)發展(zhan)(zhan)火力(li)(li)發電(dian)(dian)(dian)(dian),變煤(mei)炭(tan)運輸(shu)為(wei)電(dian)(dian)(dian)(dian)力(li)(li)輸(shu)送,并且國(guo)(guo)家正在大(da)力(li)(li)發展(zhan)(zhan)風力(li)(li)發電(dian)(dian)(dian)(dian)、太陽能發電(dian)(dian)(dian)(dian)、水力(li)(li)發電(dian)(dian)(dian)(dian)、核(he)電(dian)(dian)(dian)(dian)等,電(dian)(dian)(dian)(dian)力(li)(li)已出(chu)現(xian)冬(dong)季過剩現(xian)象,這就為(wei)電(dian)(dian)(dian)(dian)采(cai)暖提供了足(zu)夠(gou)空間。
據(ju)相關(guan)統計數(shu)字(zi)表明,我國(guo)地面輻(fu)射采暖(nuan)(nuan)市場(chang)在(zai)2010年底已達千億元,其中技(ji)術(shu)成熟的(de)低(di)溫(wen)熱水輻(fu)射采暖(nuan)(nuan)和散熱片(pian)采暖(nuan)(nuan)占據(ju)70%以上的(de)市場(chang)份(fen)額。電采暖(nuan)(nuan)雖處于(yu)起步階段,但也(ye)占據(ju)了25%左右的(de)市場(chang)份(fen)額,并且保持(chi)持(chi)續上升的(de)趨勢。
如今(jin),全(quan)國各(ge)地針對電采(cai)暖紛紛出(chu)臺(tai)優惠政策,這(zhe)從側(ce)面展(zhan)現出(chu)了(le)(le)電采(cai)暖的(de)(de)巨大潛力,也為(wei)碳纖維(wei)發(fa)熱(re)電纜(lan)的(de)(de)發(fa)展(zhan)提供(gong)了(le)(le)無(wu)限的(de)(de)可能(neng)性。就(jiu)目前各(ge)個集中供(gong)暖區域(yu)推出(chu)的(de)(de)供(gong)暖政策來看,煤炭(tan)供(gong)熱(re)的(de)(de)時代(dai)正在成為(wei)歷(li)史。而新(xin)型的(de)(de)環保節能(neng)的(de)(de)采(cai)暖方式正在占領市場,其中電采(cai)暖以其成熟的(de)(de)行業體系和卓(zhuo)越的(de)(de)供(gong)暖效果正在不(bu)斷受到重視。這(zhe)為(wei)正處于產能(neng)過(guo)剩的(de)(de)電纜(lan)產業開辟了(le)(le)一個新(xin)的(de)(de)市場。
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