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來源:行業動(dong)態(tai) 閱讀:158364 發布時間:2019-07-05
日(ri)前,國網天(tian)(tian)津市電力公司提出的(de)“以(yi)電供熱”試點規劃,被(bei)寫入天(tian)(tian)津市政(zheng)府(fu)工作報告,預示(shi)著天(tian)(tian)津市加熱電纜的(de)需求量將不斷提高。“推(tui)廣電能(neng)替代(dai)工程(cheng),啟動以(yi)電供熱試點”被(bei)寫入天(tian)(tian)津市政(zheng)府(fu)工作報告,這標志著天(tian)(tian)津電能(neng)替代(dai)工作已進入政(zheng)府(fu)主導、系(xi)統推(tui)進的(de)新階段。
當前電能(neng)(neng)替代技術成(cheng)熟,經濟優勢明顯,清潔環保已(yi)成(cheng)為政(zheng)府和(he)廣(guang)大用(yong)(yong)戶的共識。一直(zhi)以(yi)來,北方地區冬(dong)季(ji)供熱取暖主要是采用(yong)(yong)燃煤鍋爐,造(zao)成(cheng)嚴重大氣(qi)污(wu)染(ran)。如(ru)果采取電能(neng)(neng)替代,以(yi)電能(neng)(neng)或太陽能(neng)(neng)代替燃煤蒸汽供熱,不但供熱成(cheng)本(ben)大幅度降(jiang)低,而且不會造(zao)成(cheng)環境污(wu)染(ran)。
在有些專家看來,電(dian)能作為清潔(jie)能源的優勢凸顯(xian),替(ti)代(dai)潛力(li)巨大。4月2日,國(guo)家電(dian)網公司(si)召開了2015年(nian)電(dian)能替(ti)代(dai)工(gong)作推(tui)進會,發布了《國(guo)家電(dian)網公司(si)2015年(nian)全面(mian)深入推(tui)進電(dian)能替(ti)代(dai)行動(dong)計劃》,提出了確保全年(nian)完成650億(yi)千(qian)瓦時、力(li)爭實現750億(yi)千(qian)瓦時替(ti)代(dai)電(dian)量。
據了解(jie),今年(nian)國家電(dian)(dian)(dian)(dian)(dian)網公司將著力鞏固擴大電(dian)(dian)(dian)(dian)(dian)窯爐(lu)、電(dian)(dian)(dian)(dian)(dian)鍋爐(lu)、熱泵等(deng)成(cheng)熟(shu)項目的實施范圍,因地制(zhi)宜拓(tuo)展(zhan)新領域、推廣(guang)新技術(shu),除在港口地區推廣(guang)岸電(dian)(dian)(dian)(dian)(dian)替代(通過(guo)電(dian)(dian)(dian)(dian)(dian)纜(lan)將船舶(bo)(bo)用(yong)電(dian)(dian)(dian)(dian)(dian)與(yu)岸上電(dian)(dian)(dian)(dian)(dian)源連接(jie),在船舶(bo)(bo)靠岸期(qi)間采用(yong)陸地電(dian)(dian)(dian)(dian)(dian)源供電(dian)(dian)(dian)(dian)(dian))外,還將對居民區、學校等(deng)用(yong)戶(hu)推廣(guang)碳晶(jing)、電(dian)(dian)(dian)(dian)(dian)熱膜、發熱電(dian)(dian)(dian)(dian)(dian)纜(lan)等(deng)技術(shu),在企事(shi)業單位食堂推廣(guang)電(dian)(dian)(dian)(dian)(dian)磁(ci)灶、電(dian)(dian)(dian)(dian)(dian)蒸(zheng)鍋,在油田推廣(guang)電(dian)(dian)(dian)(dian)(dian)動(dong)鉆機,在油氣輸(shu)送(song)管線推廣(guang)電(dian)(dian)(dian)(dian)(dian)力加(jia)壓(ya)等(deng)。
從(cong)消(xiao)費端來看,各地主要通(tong)過(guo)以電(dian)代煤、以電(dian)代油來促(cu)進節能減(jian)排(pai)。北京市城六區(qu)基本取(qu)消(xiao)燃煤鍋(guo)爐(lu),農村地區(qu)新增減(jian)煤換(huan)煤120萬噸。河(he)北省提出大幅壓減(jian)煤炭用量,實施煤電(dian)節能減(jian)排(pai)升級改造行(xing)動(dong)計劃。在(zai)歐美(mei)發達國家(jia),電(dian)采暖普及率非常高(gao),美(mei)國80%的城市實行(xing)電(dian)采暖,加拿(na)大、德國、法國等電(dian)采暖比例(li)均在(zai)50%以上。
有專家分析認為,國內大(da)力開展電(dian)能(neng)(neng)替代(dai),能(neng)(neng)有效緩解電(dian)纜(lan)產(chan)業(ye)產(chan)能(neng)(neng)過剩(sheng)(sheng)(sheng)帶(dai)來的(de)(de)巨大(da)壓力。國內電(dian)線電(dian)纜(lan)行業(ye)產(chan)能(neng)(neng)過剩(sheng)(sheng)(sheng)以(yi)及設(she)(she)備(bei)過剩(sheng)(sheng)(sheng)是不(bu)爭的(de)(de)事實(shi),產(chan)能(neng)(neng)過剩(sheng)(sheng)(sheng)意味著供大(da)于求,意味著惡性競爭;而設(she)(she)備(bei)過剩(sheng)(sheng)(sheng)又反(fan)映出開工率(lv)不(bu)足。事實(shi)上,僅次于汽車(che)制造業(ye)的(de)(de)第(di)二大(da)產(chan)業(ye)電(dian)線電(dian)纜(lan)行業(ye)在(zai)贏得“全球第(di)一(yi)”之(zhi)后,卻(que)因(yin)蜂(feng)擁而上深陷(xian)“紅海”的(de)(de)產(chan)能(neng)(neng)嚴重過剩(sheng)(sheng)(sheng)之(zhi)中(zhong)。不(bu)足四成的(de)(de)產(chan)能(neng)(neng)開工率(lv)還不(bu)到(dao)歐美同期一(yi)半,連續萎靡(mi)的(de)(de)虧損包(bao)袱成為不(bu)少(shao)上市(shi)公司不(bu)能(neng)(neng)承受之(zhi)重,欲剝離(li)減(jian)負。
近來(lai)研發(fa)成功的碳(tan)纖維(wei)加(jia)熱(re)(re)電(dian)纜,將加(jia)熱(re)(re)電(dian)纜系統(tong)(tong)的應用推向了技術創(chuang)新階段。推行“以(yi)電(dian)供熱(re)(re)”的應用,廣泛(fan)涉及千家萬戶。例如在住宅內部(bu),可實(shi)現(xian)墻壁、地(di)(di)板、空間加(jia)熱(re)(re)。其中,僅墻壁和(he)地(di)(di)板加(jia)熱(re)(re)系統(tong)(tong),就需(xu)要大(da)量加(jia)熱(re)(re)電(dian)纜。此外(wai),根(gen)據外(wai)國經驗,道(dao)路和(he)機場融(rong)雪加(jia)熱(re)(re),也普遍首選加(jia)熱(re)(re)電(dian)纜系統(tong)(tong)。
電(dian)(dian)(dian)采(cai)暖相比(bi)燃煤采(cai)暖優勢比(bi)較(jiao)明顯。當前,國(guo)內(nei)電(dian)(dian)(dian)力(li)(li)(li)供需(xu)矛盾將日趨緩(huan)和,2006年(nian)中國(guo)電(dian)(dian)(dian)力(li)(li)(li)供需(xu)基本平衡。從2007年(nian)開始,一部分煤炭產地為降低煤炭運輸(shu)成本,大(da)力(li)(li)(li)發(fa)(fa)展火力(li)(li)(li)發(fa)(fa)電(dian)(dian)(dian),變煤炭運輸(shu)為電(dian)(dian)(dian)力(li)(li)(li)輸(shu)送(song),并(bing)且國(guo)家正在大(da)力(li)(li)(li)發(fa)(fa)展風力(li)(li)(li)發(fa)(fa)電(dian)(dian)(dian)、太陽能發(fa)(fa)電(dian)(dian)(dian)、水力(li)(li)(li)發(fa)(fa)電(dian)(dian)(dian)、核電(dian)(dian)(dian)等(deng),電(dian)(dian)(dian)力(li)(li)(li)已出(chu)現(xian)冬季過剩現(xian)象,這就為電(dian)(dian)(dian)采(cai)暖提(ti)供了足夠(gou)空(kong)間。
據(ju)相關統計數(shu)字表明,我國(guo)地面輻射采暖市場在2010年底已達千億元,其(qi)中技術成熟的(de)低溫熱水輻射采暖和散熱片(pian)采暖占據(ju)70%以上的(de)市場份(fen)(fen)額(e)。電采暖雖處(chu)于起步階(jie)段,但(dan)也占據(ju)了25%左(zuo)右的(de)市場份(fen)(fen)額(e),并且保持(chi)持(chi)續(xu)上升的(de)趨勢。
如(ru)今,全國(guo)各地針對電(dian)采(cai)(cai)暖(nuan)(nuan)紛紛出臺(tai)優(you)惠政策,這從側面展(zhan)現出了(le)(le)電(dian)采(cai)(cai)暖(nuan)(nuan)的(de)(de)巨(ju)大(da)潛力(li),也為碳纖維發(fa)(fa)熱電(dian)纜的(de)(de)發(fa)(fa)展(zhan)提供(gong)了(le)(le)無限的(de)(de)可能(neng)性。就目前(qian)各個(ge)集中供(gong)暖(nuan)(nuan)區域推出的(de)(de)供(gong)暖(nuan)(nuan)政策來看(kan),煤炭供(gong)熱的(de)(de)時代正(zheng)在成為歷史。而新(xin)型的(de)(de)環保節能(neng)的(de)(de)采(cai)(cai)暖(nuan)(nuan)方(fang)式正(zheng)在占領市(shi)場,其(qi)中電(dian)采(cai)(cai)暖(nuan)(nuan)以其(qi)成熟的(de)(de)行業體(ti)系和(he)卓越的(de)(de)供(gong)暖(nuan)(nuan)效果正(zheng)在不斷受到(dao)重(zhong)視。這為正(zheng)處(chu)于產能(neng)過剩的(de)(de)電(dian)纜產業開辟了(le)(le)一個(ge)新(xin)的(de)(de)市(shi)場。
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