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來源(yuan):行業動(dong)態 閱讀:158018 發布時間:2019-07-05
日前(qian),國(guo)網(wang)天津(jin)市(shi)電(dian)力公司提出(chu)的(de)(de)“以電(dian)供熱(re)(re)”試點規劃,被(bei)寫入天津(jin)市(shi)政(zheng)府工作(zuo)(zuo)(zuo)報告,預示著天津(jin)市(shi)加熱(re)(re)電(dian)纜的(de)(de)需求量將不斷提高。“推廣電(dian)能替(ti)代工程,啟動以電(dian)供熱(re)(re)試點”被(bei)寫入天津(jin)市(shi)政(zheng)府工作(zuo)(zuo)(zuo)報告,這(zhe)標志著天津(jin)電(dian)能替(ti)代工作(zuo)(zuo)(zuo)已進入政(zheng)府主導、系統推進的(de)(de)新階段。
當(dang)前電能(neng)替代(dai)(dai)技術(shu)成(cheng)熟,經濟優勢明顯,清潔環保已(yi)成(cheng)為政(zheng)府和廣大(da)用戶的(de)共(gong)識。一直(zhi)以(yi)來,北方地區冬季供(gong)熱取(qu)暖主(zhu)要是采(cai)用燃(ran)煤鍋爐,造(zao)成(cheng)嚴重大(da)氣污染。如果采(cai)取(qu)電能(neng)替代(dai)(dai),以(yi)電能(neng)或太(tai)陽能(neng)代(dai)(dai)替燃(ran)煤蒸汽供(gong)熱,不但供(gong)熱成(cheng)本(ben)大(da)幅度(du)降低,而且不會(hui)造(zao)成(cheng)環境污染。
在有些專家看(kan)來,電(dian)能作(zuo)(zuo)為(wei)清潔能源的優勢(shi)凸顯(xian),替(ti)(ti)代(dai)潛力巨大。4月2日,國家電(dian)網(wang)公(gong)司(si)召(zhao)開了(le)2015年電(dian)能替(ti)(ti)代(dai)工作(zuo)(zuo)推進會,發布了(le)《國家電(dian)網(wang)公(gong)司(si)2015年全面深(shen)入推進電(dian)能替(ti)(ti)代(dai)行動計(ji)劃》,提出了(le)確保全年完(wan)成650億千瓦(wa)時、力爭實現(xian)750億千瓦(wa)時替(ti)(ti)代(dai)電(dian)量。
據了解,今年(nian)國家電(dian)(dian)(dian)(dian)網(wang)公(gong)司(si)將著(zhu)力鞏(gong)固擴大(da)電(dian)(dian)(dian)(dian)窯爐(lu)、電(dian)(dian)(dian)(dian)鍋(guo)爐(lu)、熱泵等成熟項目(mu)的實施(shi)范(fan)圍,因地(di)制宜拓展新(xin)領域、推(tui)(tui)廣(guang)新(xin)技(ji)術(shu),除在(zai)港口地(di)區推(tui)(tui)廣(guang)岸(an)電(dian)(dian)(dian)(dian)替代(通過電(dian)(dian)(dian)(dian)纜(lan)將船舶(bo)用電(dian)(dian)(dian)(dian)與岸(an)上電(dian)(dian)(dian)(dian)源連(lian)接,在(zai)船舶(bo)靠岸(an)期間采(cai)用陸地(di)電(dian)(dian)(dian)(dian)源供電(dian)(dian)(dian)(dian))外,還將對居民區、學校(xiao)等用戶推(tui)(tui)廣(guang)碳晶(jing)、電(dian)(dian)(dian)(dian)熱膜、發熱電(dian)(dian)(dian)(dian)纜(lan)等技(ji)術(shu),在(zai)企事業單位食(shi)堂推(tui)(tui)廣(guang)電(dian)(dian)(dian)(dian)磁灶、電(dian)(dian)(dian)(dian)蒸鍋(guo),在(zai)油(you)田(tian)推(tui)(tui)廣(guang)電(dian)(dian)(dian)(dian)動(dong)鉆機,在(zai)油(you)氣輸送管線推(tui)(tui)廣(guang)電(dian)(dian)(dian)(dian)力加(jia)壓等。
從消費端來(lai)看,各地主要通過以(yi)電(dian)代(dai)煤(mei)(mei)、以(yi)電(dian)代(dai)油來(lai)促進(jin)節能(neng)減(jian)排(pai)(pai)。北京市城(cheng)六區(qu)基本取消燃(ran)煤(mei)(mei)鍋爐(lu),農村地區(qu)新增(zeng)減(jian)煤(mei)(mei)換煤(mei)(mei)120萬噸。河北省提出大(da)幅(fu)壓減(jian)煤(mei)(mei)炭(tan)用量,實(shi)(shi)施煤(mei)(mei)電(dian)節能(neng)減(jian)排(pai)(pai)升級改造行動(dong)計劃(hua)。在(zai)歐(ou)美(mei)發達(da)國家,電(dian)采(cai)暖普及率非常高,美(mei)國80%的城(cheng)市實(shi)(shi)行電(dian)采(cai)暖,加拿(na)大(da)、德國、法國等電(dian)采(cai)暖比例均在(zai)50%以(yi)上(shang)。
有專家分析認為(wei),國(guo)內大(da)力開展電(dian)(dian)(dian)能(neng)(neng)替代,能(neng)(neng)有效緩解(jie)電(dian)(dian)(dian)纜產(chan)(chan)業(ye)產(chan)(chan)能(neng)(neng)過(guo)剩(sheng)(sheng)(sheng)(sheng)帶來的(de)巨大(da)壓力。國(guo)內電(dian)(dian)(dian)線電(dian)(dian)(dian)纜行業(ye)產(chan)(chan)能(neng)(neng)過(guo)剩(sheng)(sheng)(sheng)(sheng)以及設備過(guo)剩(sheng)(sheng)(sheng)(sheng)是(shi)不(bu)(bu)爭的(de)事(shi)(shi)實,產(chan)(chan)能(neng)(neng)過(guo)剩(sheng)(sheng)(sheng)(sheng)意味著供大(da)于(yu)求,意味著惡性競爭;而(er)設備過(guo)剩(sheng)(sheng)(sheng)(sheng)又反映出開工(gong)率不(bu)(bu)足。事(shi)(shi)實上(shang),僅次于(yu)汽車制(zhi)造(zao)業(ye)的(de)第二大(da)產(chan)(chan)業(ye)電(dian)(dian)(dian)線電(dian)(dian)(dian)纜行業(ye)在贏得“全球第一(yi)”之后,卻因蜂擁而(er)上(shang)深陷(xian)“紅海”的(de)產(chan)(chan)能(neng)(neng)嚴重過(guo)剩(sheng)(sheng)(sheng)(sheng)之中(zhong)。不(bu)(bu)足四成的(de)產(chan)(chan)能(neng)(neng)開工(gong)率還不(bu)(bu)到(dao)歐美(mei)同(tong)期(qi)一(yi)半,連(lian)續萎(wei)靡的(de)虧(kui)損包袱成為(wei)不(bu)(bu)少(shao)上(shang)市公司不(bu)(bu)能(neng)(neng)承受之重,欲剝(bo)離減負(fu)。
近來研(yan)發成功的碳(tan)纖維加(jia)熱(re)電(dian)纜,將加(jia)熱(re)電(dian)纜系(xi)統(tong)的應用(yong)推(tui)(tui)向了(le)技術創新(xin)階段。推(tui)(tui)行“以(yi)電(dian)供熱(re)”的應用(yong),廣泛涉(she)及千家萬戶。例(li)如在住(zhu)宅內(nei)部(bu),可實現墻(qiang)壁、地板(ban)、空間加(jia)熱(re)。其中,僅(jin)墻(qiang)壁和地板(ban)加(jia)熱(re)系(xi)統(tong),就需要大量加(jia)熱(re)電(dian)纜。此外(wai),根據外(wai)國經驗,道路和機場融雪加(jia)熱(re),也普(pu)遍首選加(jia)熱(re)電(dian)纜系(xi)統(tong)。
電(dian)(dian)(dian)采暖相(xiang)比(bi)燃煤(mei)(mei)采暖優勢比(bi)較明顯。當前,國內電(dian)(dian)(dian)力(li)供需矛盾將日趨緩和,2006年中國電(dian)(dian)(dian)力(li)供需基本(ben)平衡。從2007年開始,一(yi)部(bu)分煤(mei)(mei)炭產(chan)地(di)為(wei)降低煤(mei)(mei)炭運輸成本(ben),大力(li)發(fa)展(zhan)火力(li)發(fa)電(dian)(dian)(dian),變煤(mei)(mei)炭運輸為(wei)電(dian)(dian)(dian)力(li)輸送,并且國家正(zheng)在大力(li)發(fa)展(zhan)風(feng)力(li)發(fa)電(dian)(dian)(dian)、太陽能發(fa)電(dian)(dian)(dian)、水(shui)力(li)發(fa)電(dian)(dian)(dian)、核電(dian)(dian)(dian)等,電(dian)(dian)(dian)力(li)已出現冬(dong)季(ji)過剩現象,這就為(wei)電(dian)(dian)(dian)采暖提(ti)供了足夠(gou)空(kong)間(jian)。
據(ju)相關(guan)統計數字表明,我國地面輻射采(cai)(cai)暖市場在2010年底已達千(qian)億元,其中技術成熟的(de)(de)低溫熱(re)水輻射采(cai)(cai)暖和(he)散熱(re)片采(cai)(cai)暖占(zhan)據(ju)70%以上(shang)的(de)(de)市場份(fen)額(e)。電采(cai)(cai)暖雖處于起步(bu)階段,但也占(zhan)據(ju)了25%左右的(de)(de)市場份(fen)額(e),并且保持持續上(shang)升的(de)(de)趨勢。
如今,全國各(ge)地針對電采暖紛(fen)紛(fen)出臺優惠政策,這(zhe)從側面(mian)展現出了(le)電采暖的(de)(de)巨大潛力,也為碳(tan)纖維發熱(re)電纜(lan)的(de)(de)發展提供(gong)了(le)無限(xian)的(de)(de)可能(neng)(neng)性。就目前各(ge)個集中供(gong)暖區域推出的(de)(de)供(gong)暖政策來看,煤炭(tan)供(gong)熱(re)的(de)(de)時代(dai)正(zheng)在成為歷(li)史(shi)。而(er)新型的(de)(de)環(huan)保節能(neng)(neng)的(de)(de)采暖方式正(zheng)在占領市場,其中電采暖以其成熟的(de)(de)行(xing)業體(ti)系和卓(zhuo)越的(de)(de)供(gong)暖效果正(zheng)在不(bu)斷(duan)受到重視。這(zhe)為正(zheng)處于產能(neng)(neng)過剩的(de)(de)電纜(lan)產業開辟(pi)了(le)一個新的(de)(de)市場。
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