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來源(yuan):行業動態 閱讀:158394 發布時間:2019-07-05
日前,國網天(tian)津(jin)市(shi)電(dian)力公(gong)司(si)提出的(de)“以電(dian)供熱(re)”試(shi)點規劃(hua),被寫(xie)入天(tian)津(jin)市(shi)政(zheng)府工(gong)(gong)作(zuo)報(bao)告(gao),預(yu)示(shi)著天(tian)津(jin)市(shi)加熱(re)電(dian)纜的(de)需求量(liang)將不斷(duan)提高。“推廣電(dian)能替(ti)代(dai)工(gong)(gong)程,啟動(dong)以電(dian)供熱(re)試(shi)點”被寫(xie)入天(tian)津(jin)市(shi)政(zheng)府工(gong)(gong)作(zuo)報(bao)告(gao),這標志著天(tian)津(jin)電(dian)能替(ti)代(dai)工(gong)(gong)作(zuo)已進入政(zheng)府主(zhu)導、系統推進的(de)新階段。
當前電能替(ti)代(dai)(dai)技術成(cheng)熟,經濟優(you)勢明(ming)顯,清(qing)潔環保已成(cheng)為(wei)政府(fu)和廣大用(yong)戶的(de)共識。一直以來,北方地區冬季供熱(re)(re)取(qu)暖主要是(shi)采(cai)(cai)用(yong)燃煤鍋爐(lu),造(zao)成(cheng)嚴(yan)重大氣污(wu)染。如果采(cai)(cai)取(qu)電能替(ti)代(dai)(dai),以電能或太陽能代(dai)(dai)替(ti)燃煤蒸汽供熱(re)(re),不(bu)(bu)但供熱(re)(re)成(cheng)本大幅度(du)降低,而且(qie)不(bu)(bu)會造(zao)成(cheng)環境污(wu)染。
在有些專(zhuan)家(jia)(jia)看來,電(dian)能(neng)作(zuo)為清(qing)潔能(neng)源的優(you)勢(shi)凸顯(xian),替代(dai)潛力巨大。4月2日(ri),國(guo)家(jia)(jia)電(dian)網公司召開(kai)了(le)2015年電(dian)能(neng)替代(dai)工作(zuo)推(tui)進會,發(fa)布了(le)《國(guo)家(jia)(jia)電(dian)網公司2015年全面(mian)深(shen)入(ru)推(tui)進電(dian)能(neng)替代(dai)行動計劃》,提出了(le)確保(bao)全年完成650億(yi)千(qian)瓦(wa)(wa)時、力爭實現(xian)750億(yi)千(qian)瓦(wa)(wa)時替代(dai)電(dian)量。
據(ju)了解,今年國家電(dian)(dian)(dian)(dian)網(wang)公司將著力鞏固(gu)擴大電(dian)(dian)(dian)(dian)窯(yao)爐(lu)、電(dian)(dian)(dian)(dian)鍋(guo)爐(lu)、熱泵等成熟項目的實施范圍,因(yin)地制宜拓(tuo)展新領域、推(tui)(tui)廣新技(ji)術,除(chu)在(zai)(zai)港口地區(qu)推(tui)(tui)廣岸(an)電(dian)(dian)(dian)(dian)替代(dai)(通過電(dian)(dian)(dian)(dian)纜將船舶(bo)用(yong)電(dian)(dian)(dian)(dian)與岸(an)上電(dian)(dian)(dian)(dian)源連接,在(zai)(zai)船舶(bo)靠岸(an)期間采用(yong)陸地電(dian)(dian)(dian)(dian)源供電(dian)(dian)(dian)(dian))外,還將對居民(min)區(qu)、學(xue)校等用(yong)戶(hu)推(tui)(tui)廣碳晶、電(dian)(dian)(dian)(dian)熱膜、發熱電(dian)(dian)(dian)(dian)纜等技(ji)術,在(zai)(zai)企事業單(dan)位食堂推(tui)(tui)廣電(dian)(dian)(dian)(dian)磁灶、電(dian)(dian)(dian)(dian)蒸鍋(guo),在(zai)(zai)油田推(tui)(tui)廣電(dian)(dian)(dian)(dian)動鉆機,在(zai)(zai)油氣(qi)輸送管線推(tui)(tui)廣電(dian)(dian)(dian)(dian)力加壓等。
從消費端(duan)來看,各地主(zhu)要通過以(yi)電(dian)(dian)代煤、以(yi)電(dian)(dian)代油來促(cu)進節能減(jian)排。北京市(shi)城(cheng)(cheng)六區(qu)基本取消燃煤鍋爐,農村地區(qu)新增減(jian)煤換煤120萬噸。河北省提出大(da)(da)幅壓減(jian)煤炭用量,實施(shi)煤電(dian)(dian)節能減(jian)排升級改造(zao)行(xing)動計劃。在歐美發(fa)達(da)國家,電(dian)(dian)采暖(nuan)普及率非常高,美國80%的城(cheng)(cheng)市(shi)實行(xing)電(dian)(dian)采暖(nuan),加拿大(da)(da)、德國、法國等電(dian)(dian)采暖(nuan)比例均在50%以(yi)上。
有(you)專家分析認為(wei),國(guo)內大(da)(da)力(li)開(kai)展電(dian)(dian)(dian)能(neng)(neng)替代,能(neng)(neng)有(you)效(xiao)緩解電(dian)(dian)(dian)纜(lan)產業(ye)產能(neng)(neng)過(guo)(guo)剩(sheng)帶來的(de)巨大(da)(da)壓力(li)。國(guo)內電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)行業(ye)產能(neng)(neng)過(guo)(guo)剩(sheng)以及設備過(guo)(guo)剩(sheng)是不(bu)(bu)爭的(de)事實,產能(neng)(neng)過(guo)(guo)剩(sheng)意味著(zhu)供(gong)大(da)(da)于求,意味著(zhu)惡(e)性(xing)競(jing)爭;而(er)設備過(guo)(guo)剩(sheng)又(you)反(fan)映(ying)出開(kai)工(gong)率不(bu)(bu)足。事實上(shang),僅次于汽車(che)制(zhi)造業(ye)的(de)第二大(da)(da)產業(ye)電(dian)(dian)(dian)線電(dian)(dian)(dian)纜(lan)行業(ye)在贏得“全球第一”之后,卻因蜂擁而(er)上(shang)深陷“紅(hong)海”的(de)產能(neng)(neng)嚴(yan)重過(guo)(guo)剩(sheng)之中(zhong)。不(bu)(bu)足四成(cheng)的(de)產能(neng)(neng)開(kai)工(gong)率還不(bu)(bu)到歐美同期一半,連續萎靡的(de)虧損包袱成(cheng)為(wei)不(bu)(bu)少上(shang)市公司不(bu)(bu)能(neng)(neng)承受(shou)之重,欲剝離減(jian)負。
近來(lai)研發成功的碳(tan)纖維加熱(re)(re)電(dian)纜(lan),將加熱(re)(re)電(dian)纜(lan)系(xi)統(tong)的應用推向(xiang)了技(ji)術創新階段(duan)。推行(xing)“以電(dian)供熱(re)(re)”的應用,廣泛涉(she)及千家萬戶。例如在住宅內部,可(ke)實現墻壁、地板(ban)、空(kong)間加熱(re)(re)。其中,僅墻壁和地板(ban)加熱(re)(re)系(xi)統(tong),就需要大量加熱(re)(re)電(dian)纜(lan)。此外,根據外國(guo)經驗,道路和機場融雪加熱(re)(re),也普遍首選加熱(re)(re)電(dian)纜(lan)系(xi)統(tong)。
電(dian)采(cai)(cai)暖(nuan)相比(bi)燃煤(mei)(mei)采(cai)(cai)暖(nuan)優勢比(bi)較明顯。當前(qian),國內(nei)電(dian)力(li)(li)供(gong)需矛盾將(jiang)日趨緩和,2006年中(zhong)國電(dian)力(li)(li)供(gong)需基本平衡。從2007年開始,一部(bu)分煤(mei)(mei)炭(tan)產地為降低煤(mei)(mei)炭(tan)運(yun)輸成本,大力(li)(li)發(fa)(fa)(fa)展火(huo)力(li)(li)發(fa)(fa)(fa)電(dian),變煤(mei)(mei)炭(tan)運(yun)輸為電(dian)力(li)(li)輸送,并且國家(jia)正在大力(li)(li)發(fa)(fa)(fa)展風力(li)(li)發(fa)(fa)(fa)電(dian)、太陽能(neng)發(fa)(fa)(fa)電(dian)、水力(li)(li)發(fa)(fa)(fa)電(dian)、核電(dian)等,電(dian)力(li)(li)已出現冬季過剩現象,這就為電(dian)采(cai)(cai)暖(nuan)提供(gong)了足夠空(kong)間。
據相(xiang)關(guan)統(tong)計數字表(biao)明,我國(guo)地面(mian)輻(fu)射采(cai)暖市(shi)場(chang)(chang)在2010年底(di)已(yi)達(da)千億元,其中技術(shu)成熟(shu)的低溫(wen)熱水輻(fu)射采(cai)暖和散熱片采(cai)暖占據70%以上的市(shi)場(chang)(chang)份額。電采(cai)暖雖(sui)處于起步階段(duan),但也(ye)占據了25%左(zuo)右的市(shi)場(chang)(chang)份額,并且保持(chi)持(chi)續上升的趨勢。
如今,全國(guo)各地針對電(dian)采(cai)暖紛紛出(chu)(chu)臺優惠(hui)政(zheng)策,這從側面展現出(chu)(chu)了(le)電(dian)采(cai)暖的(de)(de)(de)巨大(da)潛力,也為(wei)碳(tan)纖維發熱電(dian)纜的(de)(de)(de)發展提供(gong)(gong)了(le)無限的(de)(de)(de)可能(neng)(neng)性。就目前(qian)各個集中供(gong)(gong)暖區域推出(chu)(chu)的(de)(de)(de)供(gong)(gong)暖政(zheng)策來看,煤炭供(gong)(gong)熱的(de)(de)(de)時代正(zheng)(zheng)在成為(wei)歷史。而新型的(de)(de)(de)環保(bao)節能(neng)(neng)的(de)(de)(de)采(cai)暖方式(shi)正(zheng)(zheng)在占(zhan)領市(shi)場,其中電(dian)采(cai)暖以其成熟的(de)(de)(de)行業(ye)體系和卓(zhuo)越的(de)(de)(de)供(gong)(gong)暖效(xiao)果正(zheng)(zheng)在不(bu)斷受到重視。這為(wei)正(zheng)(zheng)處于產能(neng)(neng)過剩的(de)(de)(de)電(dian)纜產業(ye)開辟了(le)一個新的(de)(de)(de)市(shi)場。
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