熱門(men)關鍵詞:
來源:行業動態 閱讀:158103 發(fa)布時間:2019-07-05
日前,國(guo)網天(tian)(tian)津(jin)市電力公司提出的(de)“以(yi)電供熱(re)”試點(dian)規劃,被(bei)寫(xie)入天(tian)(tian)津(jin)市政府(fu)(fu)工(gong)作(zuo)報告(gao),預示著天(tian)(tian)津(jin)市加熱(re)電纜的(de)需求量(liang)將不斷提高(gao)。“推廣電能替代工(gong)程(cheng),啟動以(yi)電供熱(re)試點(dian)”被(bei)寫(xie)入天(tian)(tian)津(jin)市政府(fu)(fu)工(gong)作(zuo)報告(gao),這標(biao)志著天(tian)(tian)津(jin)電能替代工(gong)作(zuo)已進入政府(fu)(fu)主導、系統推進的(de)新(xin)階(jie)段。
當前電(dian)能替代(dai)技術成(cheng)熟(shu),經濟優勢明顯,清潔環(huan)保已成(cheng)為政府和廣大用戶的共識(shi)。一直以(yi)(yi)來,北方地區冬季(ji)供熱(re)取暖主要是采用燃煤鍋爐,造成(cheng)嚴(yan)重大氣污染。如(ru)果采取電(dian)能替代(dai),以(yi)(yi)電(dian)能或太陽能代(dai)替燃煤蒸(zheng)汽(qi)供熱(re),不但供熱(re)成(cheng)本大幅度(du)降低,而且(qie)不會造成(cheng)環(huan)境(jing)污染。
在(zai)有些(xie)專家看來(lai),電(dian)能作為(wei)清潔能源的優勢凸(tu)顯,替(ti)代(dai)(dai)潛力巨大。4月(yue)2日,國家電(dian)網公(gong)司(si)召開了(le)2015年(nian)電(dian)能替(ti)代(dai)(dai)工(gong)作推進(jin)會,發布了(le)《國家電(dian)網公(gong)司(si)2015年(nian)全面深入(ru)推進(jin)電(dian)能替(ti)代(dai)(dai)行(xing)動計劃》,提出了(le)確保(bao)全年(nian)完成650億千瓦時、力爭實(shi)現750億千瓦時替(ti)代(dai)(dai)電(dian)量。
據(ju)了解,今年國(guo)家(jia)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(re)泵等成熟項目的實施范圍(wei),因地(di)(di)制(zhi)宜拓展新領域、推廣(guang)新技術,除在(zai)(zai)港(gang)口地(di)(di)區推廣(guang)岸電(dian)(dian)(dian)(dian)(dian)替代(dai)(通過電(dian)(dian)(dian)(dian)(dian)纜(lan)將船舶用(yong)電(dian)(dian)(dian)(dian)(dian)與岸上電(dian)(dian)(dian)(dian)(dian)源連接,在(zai)(zai)船舶靠岸期間采用(yong)陸地(di)(di)電(dian)(dian)(dian)(dian)(dian)源供電(dian)(dian)(dian)(dian)(dian))外,還將對(dui)居民(min)區、學校等用(yong)戶推廣(guang)碳晶(jing)、電(dian)(dian)(dian)(dian)(dian)熱(re)膜、發熱(re)電(dian)(dian)(dian)(dian)(dian)纜(lan)等技術,在(zai)(zai)企事業單位食堂推廣(guang)電(dian)(dian)(dian)(dian)(dian)磁灶(zao)、電(dian)(dian)(dian)(dian)(dian)蒸鍋,在(zai)(zai)油田推廣(guang)電(dian)(dian)(dian)(dian)(dian)動鉆機,在(zai)(zai)油氣輸送管線推廣(guang)電(dian)(dian)(dian)(dian)(dian)力加壓等。
從消費端來看,各地(di)主(zhu)要通(tong)過(guo)以電(dian)代煤、以電(dian)代油來促進節能減排(pai)。北京市城六(liu)區基本(ben)取(qu)消燃煤鍋(guo)爐,農村地(di)區新增減煤換煤120萬噸。河(he)北省提出大(da)幅壓減煤炭(tan)用量,實施煤電(dian)節能減排(pai)升級改(gai)造行動計劃。在歐美(mei)發(fa)達(da)國(guo)家(jia),電(dian)采(cai)暖普及率非常高,美(mei)國(guo)80%的城市實行電(dian)采(cai)暖,加拿(na)大(da)、德(de)國(guo)、法(fa)國(guo)等(deng)電(dian)采(cai)暖比例均在50%以上(shang)。
有專家分(fen)析認為,國內(nei)大力(li)開展電(dian)(dian)能(neng)(neng)(neng)(neng)替代,能(neng)(neng)(neng)(neng)有效(xiao)緩解電(dian)(dian)纜(lan)產(chan)(chan)業(ye)(ye)產(chan)(chan)能(neng)(neng)(neng)(neng)過剩(sheng)帶來的巨大壓力(li)。國內(nei)電(dian)(dian)線電(dian)(dian)纜(lan)行業(ye)(ye)產(chan)(chan)能(neng)(neng)(neng)(neng)過剩(sheng)以及設備過剩(sheng)是不(bu)爭(zheng)的事實,產(chan)(chan)能(neng)(neng)(neng)(neng)過剩(sheng)意(yi)味著供大于求,意(yi)味著惡性競爭(zheng);而設備過剩(sheng)又(you)反映(ying)出(chu)開工(gong)率(lv)不(bu)足。事實上(shang),僅次于汽(qi)車制造業(ye)(ye)的第二大產(chan)(chan)業(ye)(ye)電(dian)(dian)線電(dian)(dian)纜(lan)行業(ye)(ye)在(zai)贏得“全球第一”之后,卻(que)因蜂擁而上(shang)深陷“紅海”的產(chan)(chan)能(neng)(neng)(neng)(neng)嚴重(zhong)過剩(sheng)之中。不(bu)足四成(cheng)的產(chan)(chan)能(neng)(neng)(neng)(neng)開工(gong)率(lv)還不(bu)到(dao)歐美(mei)同期(qi)一半,連(lian)續(xu)萎靡(mi)的虧(kui)損包(bao)袱成(cheng)為不(bu)少(shao)上(shang)市公司不(bu)能(neng)(neng)(neng)(neng)承(cheng)受之重(zhong),欲剝離減負。
近來(lai)研發成功的(de)(de)(de)碳(tan)纖維加(jia)熱(re)(re)(re)電纜(lan),將加(jia)熱(re)(re)(re)電纜(lan)系統(tong)的(de)(de)(de)應用(yong)推(tui)向(xiang)了技術(shu)創新階段。推(tui)行“以電供熱(re)(re)(re)”的(de)(de)(de)應用(yong),廣泛涉及千家萬戶。例如在住宅內部,可實現墻壁、地板、空間(jian)加(jia)熱(re)(re)(re)。其中,僅墻壁和地板加(jia)熱(re)(re)(re)系統(tong),就需要大量加(jia)熱(re)(re)(re)電纜(lan)。此(ci)外(wai),根據外(wai)國(guo)經驗,道路和機場融雪加(jia)熱(re)(re)(re),也(ye)普(pu)遍首選加(jia)熱(re)(re)(re)電纜(lan)系統(tong)。
電(dian)(dian)采暖(nuan)(nuan)相比燃煤(mei)采暖(nuan)(nuan)優勢比較明顯。當前,國內電(dian)(dian)力(li)(li)(li)(li)供需矛(mao)盾(dun)將日趨緩和,2006年(nian)中(zhong)國電(dian)(dian)力(li)(li)(li)(li)供需基本(ben)平(ping)衡。從2007年(nian)開始,一部分煤(mei)炭(tan)產地為降低煤(mei)炭(tan)運輸(shu)成(cheng)本(ben),大力(li)(li)(li)(li)發展火力(li)(li)(li)(li)發電(dian)(dian),變(bian)煤(mei)炭(tan)運輸(shu)為電(dian)(dian)力(li)(li)(li)(li)輸(shu)送,并且國家正在大力(li)(li)(li)(li)發展風力(li)(li)(li)(li)發電(dian)(dian)、太陽能發電(dian)(dian)、水(shui)力(li)(li)(li)(li)發電(dian)(dian)、核電(dian)(dian)等,電(dian)(dian)力(li)(li)(li)(li)已出現(xian)冬季過(guo)剩現(xian)象,這就(jiu)為電(dian)(dian)采暖(nuan)(nuan)提供了足(zu)夠空(kong)間(jian)。
據(ju)相關(guan)統計(ji)數字表(biao)明,我(wo)國地面輻射采(cai)(cai)暖(nuan)(nuan)(nuan)市(shi)場(chang)在2010年底已達千(qian)億元,其中技術成熟的低(di)溫熱水輻射采(cai)(cai)暖(nuan)(nuan)(nuan)和(he)散熱片采(cai)(cai)暖(nuan)(nuan)(nuan)占據(ju)70%以(yi)上的市(shi)場(chang)份(fen)額。電采(cai)(cai)暖(nuan)(nuan)(nuan)雖處于(yu)起步(bu)階段(duan),但也占據(ju)了(le)25%左右的市(shi)場(chang)份(fen)額,并且(qie)保持持續上升的趨勢。
如今,全(quan)國各地針對電(dian)采(cai)暖紛紛出臺(tai)優惠政(zheng)策,這從側面展(zhan)現(xian)出了電(dian)采(cai)暖的(de)(de)巨大潛(qian)力,也為(wei)碳纖維發(fa)熱電(dian)纜的(de)(de)發(fa)展(zhan)提供了無限(xian)的(de)(de)可(ke)能性。就目前(qian)各個集中供暖區域(yu)推出的(de)(de)供暖政(zheng)策來看,煤炭供熱的(de)(de)時代正(zheng)(zheng)在(zai)成為(wei)歷史。而新型的(de)(de)環保節能的(de)(de)采(cai)暖方式正(zheng)(zheng)在(zai)占領市場,其(qi)中電(dian)采(cai)暖以其(qi)成熟的(de)(de)行業(ye)體系和卓越(yue)的(de)(de)供暖效果正(zheng)(zheng)在(zai)不斷受(shou)到重視。這為(wei)正(zheng)(zheng)處于(yu)產(chan)能過(guo)剩的(de)(de)電(dian)纜產(chan)業(ye)開辟了一(yi)個新的(de)(de)市場。