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來源:行業動態 閱讀:158303 發布(bu)時間:2019-07-05
日(ri)前,國網(wang)天(tian)津(jin)(jin)(jin)市(shi)(shi)電(dian)(dian)力(li)公司提(ti)出的(de)“以(yi)電(dian)(dian)供熱”試點規(gui)劃,被(bei)寫入天(tian)津(jin)(jin)(jin)市(shi)(shi)政府工(gong)作報告,預示著天(tian)津(jin)(jin)(jin)市(shi)(shi)加(jia)熱電(dian)(dian)纜的(de)需(xu)求量將不斷提(ti)高。“推廣電(dian)(dian)能替(ti)代(dai)工(gong)程,啟動以(yi)電(dian)(dian)供熱試點”被(bei)寫入天(tian)津(jin)(jin)(jin)市(shi)(shi)政府工(gong)作報告,這標志著天(tian)津(jin)(jin)(jin)電(dian)(dian)能替(ti)代(dai)工(gong)作已進入政府主導、系(xi)統推進的(de)新階段。
當(dang)前電(dian)能替代(dai)技術(shu)成(cheng)熟,經(jing)濟優勢明顯,清潔環(huan)保已(yi)成(cheng)為政府和廣大(da)用戶(hu)的共識。一(yi)直以(yi)來,北方地區冬(dong)季供(gong)熱取暖主要是采(cai)用燃煤鍋爐,造成(cheng)嚴重大(da)氣污染。如果采(cai)取電(dian)能替代(dai),以(yi)電(dian)能或太陽能代(dai)替燃煤蒸汽供(gong)熱,不但供(gong)熱成(cheng)本大(da)幅度降低,而且(qie)不會造成(cheng)環(huan)境(jing)污染。
在(zai)有些專家(jia)(jia)看(kan)來,電能作(zuo)為清潔能源的優勢(shi)凸(tu)顯(xian),替代(dai)潛力巨(ju)大。4月(yue)2日,國(guo)家(jia)(jia)電網公司召開了2015年電能替代(dai)工(gong)作(zuo)推進會,發布了《國(guo)家(jia)(jia)電網公司2015年全面深入(ru)推進電能替代(dai)行(xing)動計劃》,提出了確保全年完(wan)成650億千(qian)(qian)瓦時、力爭實(shi)現750億千(qian)(qian)瓦時替代(dai)電量。
據了解,今年國(guo)家電(dian)(dian)(dian)(dian)網公司(si)將著(zhu)力鞏(gong)固(gu)擴(kuo)大(da)電(dian)(dian)(dian)(dian)窯爐、電(dian)(dian)(dian)(dian)鍋(guo)(guo)爐、熱(re)泵等(deng)(deng)成熟(shu)項目的實施范圍,因地制宜拓展新領(ling)域、推(tui)(tui)(tui)(tui)廣新技術(shu)(shu),除在港口地區推(tui)(tui)(tui)(tui)廣岸電(dian)(dian)(dian)(dian)替代(dai)(通過電(dian)(dian)(dian)(dian)纜將船(chuan)(chuan)舶用(yong)電(dian)(dian)(dian)(dian)與岸上(shang)電(dian)(dian)(dian)(dian)源(yuan)連接,在船(chuan)(chuan)舶靠(kao)岸期間采用(yong)陸地電(dian)(dian)(dian)(dian)源(yuan)供電(dian)(dian)(dian)(dian))外,還將對居民區、學校等(deng)(deng)用(yong)戶推(tui)(tui)(tui)(tui)廣碳晶(jing)、電(dian)(dian)(dian)(dian)熱(re)膜(mo)、發熱(re)電(dian)(dian)(dian)(dian)纜等(deng)(deng)技術(shu)(shu),在企事業單(dan)位食(shi)堂推(tui)(tui)(tui)(tui)廣電(dian)(dian)(dian)(dian)磁灶、電(dian)(dian)(dian)(dian)蒸鍋(guo)(guo),在油(you)田推(tui)(tui)(tui)(tui)廣電(dian)(dian)(dian)(dian)動(dong)鉆機,在油(you)氣輸送管線推(tui)(tui)(tui)(tui)廣電(dian)(dian)(dian)(dian)力加壓(ya)等(deng)(deng)。
從消費(fei)端來(lai)看,各地主(zhu)要通(tong)過以電(dian)代(dai)(dai)煤、以電(dian)代(dai)(dai)油(you)來(lai)促進節能(neng)減排。北(bei)京市(shi)城六區(qu)基本取消燃煤鍋爐(lu),農村地區(qu)新增減煤換煤120萬(wan)噸。河北(bei)省提出大(da)(da)幅壓(ya)減煤炭用量,實施煤電(dian)節能(neng)減排升級改造行(xing)動計(ji)劃。在歐美發達國家,電(dian)采暖(nuan)普及率非常高,美國80%的城市(shi)實行(xing)電(dian)采暖(nuan),加(jia)拿大(da)(da)、德國、法國等電(dian)采暖(nuan)比例均在50%以上。
有(you)專家分析認為(wei),國(guo)內(nei)(nei)大力開(kai)展電(dian)能替代,能有(you)效緩(huan)解(jie)電(dian)纜(lan)產(chan)(chan)業(ye)產(chan)(chan)能過(guo)(guo)剩(sheng)帶來的巨大壓力。國(guo)內(nei)(nei)電(dian)線電(dian)纜(lan)行業(ye)產(chan)(chan)能過(guo)(guo)剩(sheng)以(yi)及設備(bei)過(guo)(guo)剩(sheng)是(shi)不(bu)(bu)爭(zheng)的事實,產(chan)(chan)能過(guo)(guo)剩(sheng)意(yi)味著(zhu)供大于求,意(yi)味著(zhu)惡(e)性競(jing)爭(zheng);而設備(bei)過(guo)(guo)剩(sheng)又(you)反映(ying)出開(kai)工率不(bu)(bu)足。事實上,僅次于汽車制造業(ye)的第二大產(chan)(chan)業(ye)電(dian)線電(dian)纜(lan)行業(ye)在贏得(de)“全球第一”之后,卻因蜂擁(yong)而上深陷“紅海”的產(chan)(chan)能嚴重過(guo)(guo)剩(sheng)之中。不(bu)(bu)足四成(cheng)的產(chan)(chan)能開(kai)工率還不(bu)(bu)到(dao)歐美同(tong)期一半,連續(xu)萎靡的虧損(sun)包袱(fu)成(cheng)為(wei)不(bu)(bu)少上市公司(si)不(bu)(bu)能承受之重,欲(yu)剝離減(jian)負。
近來研發(fa)成(cheng)功(gong)的(de)碳纖維加(jia)熱(re)電(dian)纜,將加(jia)熱(re)電(dian)纜系(xi)統(tong)的(de)應用推向了技術創新階段。推行“以電(dian)供熱(re)”的(de)應用,廣泛涉及(ji)千家萬戶。例如在住宅內部,可(ke)實現(xian)墻壁、地(di)板、空間加(jia)熱(re)。其(qi)中,僅墻壁和(he)地(di)板加(jia)熱(re)系(xi)統(tong),就(jiu)需要大量(liang)加(jia)熱(re)電(dian)纜。此外(wai),根(gen)據外(wai)國經(jing)驗,道(dao)路(lu)和(he)機場融雪加(jia)熱(re),也普(pu)遍(bian)首選加(jia)熱(re)電(dian)纜系(xi)統(tong)。
電(dian)(dian)采(cai)(cai)暖(nuan)相比燃(ran)煤采(cai)(cai)暖(nuan)優勢(shi)比較明顯。當前,國內(nei)電(dian)(dian)力供(gong)需(xu)矛(mao)盾將日(ri)趨緩(huan)和,2006年中國電(dian)(dian)力供(gong)需(xu)基本平衡。從2007年開始,一部(bu)分煤炭產地為(wei)(wei)降低煤炭運輸成本,大(da)力發(fa)(fa)展(zhan)火力發(fa)(fa)電(dian)(dian),變煤炭運輸為(wei)(wei)電(dian)(dian)力輸送,并且國家(jia)正在大(da)力發(fa)(fa)展(zhan)風力發(fa)(fa)電(dian)(dian)、太陽能發(fa)(fa)電(dian)(dian)、水(shui)力發(fa)(fa)電(dian)(dian)、核電(dian)(dian)等(deng),電(dian)(dian)力已出現(xian)冬季過剩現(xian)象(xiang),這就為(wei)(wei)電(dian)(dian)采(cai)(cai)暖(nuan)提供(gong)了(le)足夠空間。
據(ju)(ju)相關統計數字(zi)表明(ming),我國地面(mian)輻射(she)采(cai)(cai)暖(nuan)市(shi)(shi)場在2010年底已達千億元,其(qi)中(zhong)技術成(cheng)熟的(de)(de)低溫熱(re)水輻射(she)采(cai)(cai)暖(nuan)和散熱(re)片采(cai)(cai)暖(nuan)占據(ju)(ju)70%以上的(de)(de)市(shi)(shi)場份額(e)。電(dian)采(cai)(cai)暖(nuan)雖處于起(qi)步階段,但(dan)也占據(ju)(ju)了(le)25%左(zuo)右的(de)(de)市(shi)(shi)場份額(e),并(bing)且保(bao)持持續上升的(de)(de)趨(qu)勢(shi)。
如(ru)今(jin),全國各地針對電(dian)采暖紛紛出臺優(you)惠政策,這從側面展現出了電(dian)采暖的(de)(de)(de)巨大潛力(li),也為碳纖維發(fa)(fa)熱(re)電(dian)纜的(de)(de)(de)發(fa)(fa)展提供(gong)(gong)(gong)了無限的(de)(de)(de)可能(neng)(neng)性。就目前各個集中供(gong)(gong)(gong)暖區域推(tui)出的(de)(de)(de)供(gong)(gong)(gong)暖政策來看,煤炭供(gong)(gong)(gong)熱(re)的(de)(de)(de)時代(dai)正(zheng)在(zai)(zai)成(cheng)為歷(li)史。而新型(xing)的(de)(de)(de)環保(bao)節能(neng)(neng)的(de)(de)(de)采暖方式正(zheng)在(zai)(zai)占領(ling)市(shi)場,其中電(dian)采暖以其成(cheng)熟的(de)(de)(de)行(xing)業(ye)體系和卓越的(de)(de)(de)供(gong)(gong)(gong)暖效果(guo)正(zheng)在(zai)(zai)不斷受到(dao)重視。這為正(zheng)處于(yu)產能(neng)(neng)過剩的(de)(de)(de)電(dian)纜產業(ye)開辟了一個新的(de)(de)(de)市(shi)場。
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