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來源:行業(ye)動態 閱(yue)讀(du):157861 發布時間:2019-07-05
日前,國網(wang)天(tian)(tian)津(jin)市(shi)(shi)(shi)電(dian)力(li)公司提(ti)出的(de)“以(yi)電(dian)供熱”試點(dian)規劃,被寫(xie)入天(tian)(tian)津(jin)市(shi)(shi)(shi)政府工作(zuo)(zuo)報告,預示(shi)著(zhu)天(tian)(tian)津(jin)市(shi)(shi)(shi)加熱電(dian)纜的(de)需求量將不斷提(ti)高。“推廣電(dian)能(neng)替代工程(cheng),啟動(dong)以(yi)電(dian)供熱試點(dian)”被寫(xie)入天(tian)(tian)津(jin)市(shi)(shi)(shi)政府工作(zuo)(zuo)報告,這標志著(zhu)天(tian)(tian)津(jin)電(dian)能(neng)替代工作(zuo)(zuo)已進(jin)入政府主導、系統推進(jin)的(de)新階段。
當(dang)前電(dian)能(neng)替代技(ji)術成(cheng)熟,經濟(ji)優勢明顯,清潔環保(bao)已成(cheng)為政府和廣大用戶的共(gong)識。一直以(yi)來,北方地(di)區冬季供(gong)(gong)熱取暖主(zhu)要是采(cai)用燃(ran)煤(mei)鍋爐,造成(cheng)嚴重大氣污染。如(ru)果采(cai)取電(dian)能(neng)替代,以(yi)電(dian)能(neng)或太陽能(neng)代替燃(ran)煤(mei)蒸汽供(gong)(gong)熱,不(bu)但供(gong)(gong)熱成(cheng)本(ben)大幅度(du)降低,而且不(bu)會造成(cheng)環境污染。
在有些專家(jia)看來,電能(neng)(neng)作為清潔能(neng)(neng)源的(de)優(you)勢凸顯,替(ti)代(dai)(dai)潛力巨大(da)。4月2日,國(guo)家(jia)電網(wang)公(gong)司召(zhao)開了(le)2015年電能(neng)(neng)替(ti)代(dai)(dai)工作推進(jin)會,發布了(le)《國(guo)家(jia)電網(wang)公(gong)司2015年全(quan)面深入推進(jin)電能(neng)(neng)替(ti)代(dai)(dai)行動計劃》,提出了(le)確保(bao)全(quan)年完成650億千瓦(wa)時、力爭(zheng)實現(xian)750億千瓦(wa)時替(ti)代(dai)(dai)電量。
據(ju)了解,今(jin)年國家電(dian)(dian)(dian)(dian)網(wang)公司將(jiang)著(zhu)力(li)鞏固(gu)擴大電(dian)(dian)(dian)(dian)窯爐、電(dian)(dian)(dian)(dian)鍋爐、熱泵等(deng)成熟項目的實施范圍,因地制(zhi)宜(yi)拓展新領域、推(tui)(tui)廣(guang)新技術,除(chu)在(zai)港口(kou)地區推(tui)(tui)廣(guang)岸(an)電(dian)(dian)(dian)(dian)替(ti)代(dai)(通過電(dian)(dian)(dian)(dian)纜將(jiang)船(chuan)舶(bo)用電(dian)(dian)(dian)(dian)與岸(an)上電(dian)(dian)(dian)(dian)源連接,在(zai)船(chuan)舶(bo)靠岸(an)期間采用陸地電(dian)(dian)(dian)(dian)源供電(dian)(dian)(dian)(dian))外,還將(jiang)對居民區、學校等(deng)用戶推(tui)(tui)廣(guang)碳晶、電(dian)(dian)(dian)(dian)熱膜、發(fa)熱電(dian)(dian)(dian)(dian)纜等(deng)技術,在(zai)企事(shi)業單位(wei)食堂推(tui)(tui)廣(guang)電(dian)(dian)(dian)(dian)磁灶、電(dian)(dian)(dian)(dian)蒸鍋,在(zai)油田推(tui)(tui)廣(guang)電(dian)(dian)(dian)(dian)動鉆(zhan)機(ji),在(zai)油氣輸(shu)送管(guan)線推(tui)(tui)廣(guang)電(dian)(dian)(dian)(dian)力(li)加壓等(deng)。
從消費端來看(kan),各(ge)地主要通過以(yi)電代煤(mei)、以(yi)電代油來促進節能減排(pai)。北京市(shi)城六區基本取消燃煤(mei)鍋(guo)爐,農村地區新增減煤(mei)換煤(mei)120萬噸。河北省提出(chu)大(da)幅(fu)壓(ya)減煤(mei)炭用(yong)量(liang),實施煤(mei)電節能減排(pai)升(sheng)級改造行動計劃(hua)。在歐美發達(da)國家,電采(cai)暖(nuan)普及率非常高(gao),美國80%的城市(shi)實行電采(cai)暖(nuan),加拿大(da)、德(de)國、法國等電采(cai)暖(nuan)比例均在50%以(yi)上。
有專家(jia)分析認為(wei),國內大力(li)(li)開(kai)展電(dian)能(neng)(neng)(neng)替代,能(neng)(neng)(neng)有效緩解電(dian)纜(lan)(lan)產(chan)(chan)業(ye)產(chan)(chan)能(neng)(neng)(neng)過(guo)(guo)剩(sheng)(sheng)帶來的(de)(de)巨(ju)大壓(ya)力(li)(li)。國內電(dian)線電(dian)纜(lan)(lan)行(xing)業(ye)產(chan)(chan)能(neng)(neng)(neng)過(guo)(guo)剩(sheng)(sheng)以及設備過(guo)(guo)剩(sheng)(sheng)是不爭的(de)(de)事實,產(chan)(chan)能(neng)(neng)(neng)過(guo)(guo)剩(sheng)(sheng)意(yi)味(wei)著(zhu)(zhu)供大于求,意(yi)味(wei)著(zhu)(zhu)惡性競爭;而(er)設備過(guo)(guo)剩(sheng)(sheng)又反(fan)映出(chu)開(kai)工率(lv)不足。事實上(shang),僅次(ci)于汽車制造(zao)業(ye)的(de)(de)第二大產(chan)(chan)業(ye)電(dian)線電(dian)纜(lan)(lan)行(xing)業(ye)在贏得“全球第一”之(zhi)后,卻(que)因蜂擁而(er)上(shang)深陷(xian)“紅海”的(de)(de)產(chan)(chan)能(neng)(neng)(neng)嚴重(zhong)過(guo)(guo)剩(sheng)(sheng)之(zhi)中。不足四(si)成的(de)(de)產(chan)(chan)能(neng)(neng)(neng)開(kai)工率(lv)還不到歐(ou)美同期一半(ban),連續萎靡的(de)(de)虧損包袱成為(wei)不少上(shang)市公司(si)不能(neng)(neng)(neng)承受之(zhi)重(zhong),欲剝離(li)減負。
近來研發成功的(de)(de)碳纖維加(jia)熱(re)(re)電纜(lan),將加(jia)熱(re)(re)電纜(lan)系(xi)(xi)(xi)統(tong)的(de)(de)應(ying)用(yong)推向(xiang)了技術(shu)創新階段。推行“以電供熱(re)(re)”的(de)(de)應(ying)用(yong),廣泛涉及千家萬戶。例如(ru)在住宅內部,可實現墻壁(bi)、地板、空間加(jia)熱(re)(re)。其中,僅(jin)墻壁(bi)和(he)地板加(jia)熱(re)(re)系(xi)(xi)(xi)統(tong),就需(xu)要(yao)大量加(jia)熱(re)(re)電纜(lan)。此外,根據外國經(jing)驗(yan),道(dao)路和(he)機場融雪加(jia)熱(re)(re),也普(pu)遍首選加(jia)熱(re)(re)電纜(lan)系(xi)(xi)(xi)統(tong)。
電(dian)(dian)(dian)采暖相比燃煤(mei)(mei)采暖優勢比較(jiao)明顯。當前,國內電(dian)(dian)(dian)力(li)供需(xu)矛盾將日趨(qu)緩和,2006年中國電(dian)(dian)(dian)力(li)供需(xu)基本平衡。從(cong)2007年開始(shi),一(yi)部分煤(mei)(mei)炭(tan)產地為(wei)降低(di)煤(mei)(mei)炭(tan)運(yun)(yun)輸(shu)成本,大(da)力(li)發(fa)展火力(li)發(fa)電(dian)(dian)(dian),變煤(mei)(mei)炭(tan)運(yun)(yun)輸(shu)為(wei)電(dian)(dian)(dian)力(li)輸(shu)送,并且國家(jia)正在大(da)力(li)發(fa)展風力(li)發(fa)電(dian)(dian)(dian)、太陽能發(fa)電(dian)(dian)(dian)、水力(li)發(fa)電(dian)(dian)(dian)、核電(dian)(dian)(dian)等,電(dian)(dian)(dian)力(li)已出現冬(dong)季過剩現象,這就為(wei)電(dian)(dian)(dian)采暖提(ti)供了(le)足夠空間。
據(ju)相關統(tong)計數(shu)字表明,我國地面輻射采暖市(shi)場(chang)在2010年底已達千億元,其中技(ji)術成熟的(de)(de)低溫熱水輻射采暖和散熱片采暖占(zhan)據(ju)70%以上(shang)的(de)(de)市(shi)場(chang)份額(e)。電采暖雖處于起步階段(duan),但也占(zhan)據(ju)了(le)25%左右的(de)(de)市(shi)場(chang)份額(e),并且保持(chi)持(chi)續上(shang)升的(de)(de)趨勢。
如(ru)今,全國各(ge)地針對電(dian)(dian)(dian)采(cai)(cai)暖(nuan)紛(fen)紛(fen)出臺優惠政策,這(zhe)從側面展現出了電(dian)(dian)(dian)采(cai)(cai)暖(nuan)的(de)(de)巨(ju)大潛力,也為(wei)(wei)碳纖維發熱(re)電(dian)(dian)(dian)纜(lan)的(de)(de)發展提供(gong)(gong)了無(wu)限的(de)(de)可(ke)能(neng)(neng)性。就目(mu)前各(ge)個集中(zhong)供(gong)(gong)暖(nuan)區域推出的(de)(de)供(gong)(gong)暖(nuan)政策來看(kan),煤炭供(gong)(gong)熱(re)的(de)(de)時代正(zheng)在(zai)成為(wei)(wei)歷史。而新型的(de)(de)環保(bao)節能(neng)(neng)的(de)(de)采(cai)(cai)暖(nuan)方式正(zheng)在(zai)占(zhan)領市(shi)(shi)場,其中(zhong)電(dian)(dian)(dian)采(cai)(cai)暖(nuan)以其成熟的(de)(de)行(xing)業(ye)體系(xi)和卓越的(de)(de)供(gong)(gong)暖(nuan)效果正(zheng)在(zai)不斷受到重視(shi)。這(zhe)為(wei)(wei)正(zheng)處于產能(neng)(neng)過剩的(de)(de)電(dian)(dian)(dian)纜(lan)產業(ye)開辟了一(yi)個新的(de)(de)市(shi)(shi)場。
上一條(tiao)五大連池電纜行業機遇百年難得一見