熱門關鍵(jian)詞:
來源(yuan):行業動態(tai) 閱讀:158144 發布時(shi)間:2019-07-05
日前,國網天(tian)(tian)津(jin)市電(dian)(dian)力公司提(ti)出的“以電(dian)(dian)供(gong)熱”試(shi)點(dian)規劃,被(bei)寫(xie)入天(tian)(tian)津(jin)市政府(fu)工(gong)作(zuo)報告,預示著天(tian)(tian)津(jin)市加熱電(dian)(dian)纜的需求量將不斷提(ti)高。“推廣電(dian)(dian)能(neng)替代工(gong)程,啟動以電(dian)(dian)供(gong)熱試(shi)點(dian)”被(bei)寫(xie)入天(tian)(tian)津(jin)市政府(fu)工(gong)作(zuo)報告,這標志著天(tian)(tian)津(jin)電(dian)(dian)能(neng)替代工(gong)作(zuo)已進入政府(fu)主(zhu)導、系統推進的新階段。
當前電能(neng)替(ti)代技(ji)術成(cheng)熟(shu),經濟優勢明顯,清潔環保已成(cheng)為政府和廣大用戶的(de)共識。一直(zhi)以來,北方地(di)區(qu)冬季供熱(re)取暖主(zhu)要(yao)是采用燃煤鍋爐,造(zao)(zao)成(cheng)嚴重大氣污染。如果(guo)采取電能(neng)替(ti)代,以電能(neng)或太陽能(neng)代替(ti)燃煤蒸汽(qi)供熱(re),不但供熱(re)成(cheng)本大幅度降(jiang)低(di),而且不會造(zao)(zao)成(cheng)環境污染。
在有些專家看(kan)來,電(dian)能(neng)作為清(qing)潔能(neng)源的優(you)勢凸(tu)顯,替代(dai)潛力巨(ju)大(da)。4月2日,國家電(dian)網公司(si)召開了2015年(nian)電(dian)能(neng)替代(dai)工作推進(jin)會,發布(bu)了《國家電(dian)網公司(si)2015年(nian)全(quan)面深入(ru)推進(jin)電(dian)能(neng)替代(dai)行動計劃》,提出了確保(bao)全(quan)年(nian)完成650億千(qian)瓦(wa)時(shi)、力爭實現750億千(qian)瓦(wa)時(shi)替代(dai)電(dian)量。
據了解,今年國家電(dian)(dian)(dian)(dian)網公(gong)司將著力(li)鞏固擴大電(dian)(dian)(dian)(dian)窯爐(lu)、電(dian)(dian)(dian)(dian)鍋(guo)爐(lu)、熱泵等成熟項目的實施范圍,因(yin)地制宜拓展新領域、推(tui)(tui)(tui)廣(guang)新技術,除在港口地區推(tui)(tui)(tui)廣(guang)岸電(dian)(dian)(dian)(dian)替(ti)代(dai)(通過電(dian)(dian)(dian)(dian)纜(lan)將船舶(bo)用電(dian)(dian)(dian)(dian)與岸上電(dian)(dian)(dian)(dian)源連接,在船舶(bo)靠岸期間采用陸地電(dian)(dian)(dian)(dian)源供電(dian)(dian)(dian)(dian))外,還將對居民區、學校等用戶(hu)推(tui)(tui)(tui)廣(guang)碳(tan)晶(jing)、電(dian)(dian)(dian)(dian)熱膜、發熱電(dian)(dian)(dian)(dian)纜(lan)等技術,在企事業單位食堂(tang)推(tui)(tui)(tui)廣(guang)電(dian)(dian)(dian)(dian)磁(ci)灶、電(dian)(dian)(dian)(dian)蒸(zheng)鍋(guo),在油(you)田推(tui)(tui)(tui)廣(guang)電(dian)(dian)(dian)(dian)動鉆(zhan)機,在油(you)氣輸送(song)管線推(tui)(tui)(tui)廣(guang)電(dian)(dian)(dian)(dian)力(li)加壓等。
從消(xiao)費端來(lai)看,各地主要通(tong)過以電(dian)代煤、以電(dian)代油(you)來(lai)促進節(jie)能(neng)減(jian)排。北京(jing)市(shi)城六區基本(ben)取(qu)消(xiao)燃(ran)煤鍋(guo)爐,農村(cun)地區新增減(jian)煤換煤120萬噸。河北省提出(chu)大(da)幅壓減(jian)煤炭用量,實施煤電(dian)節(jie)能(neng)減(jian)排升級(ji)改造行(xing)動計(ji)劃。在歐美發達國家,電(dian)采暖(nuan)普(pu)及率非常高,美國80%的(de)城市(shi)實行(xing)電(dian)采暖(nuan),加拿大(da)、德國、法國等電(dian)采暖(nuan)比例均在50%以上(shang)。
有專家分析(xi)認為,國內(nei)(nei)大(da)(da)(da)力開展電(dian)能(neng)替代,能(neng)有效緩解電(dian)纜產(chan)業(ye)(ye)(ye)產(chan)能(neng)過剩(sheng)帶來(lai)的巨大(da)(da)(da)壓力。國內(nei)(nei)電(dian)線(xian)電(dian)纜行業(ye)(ye)(ye)產(chan)能(neng)過剩(sheng)以(yi)及設(she)備(bei)過剩(sheng)是不(bu)爭的事實(shi),產(chan)能(neng)過剩(sheng)意(yi)味(wei)著供(gong)大(da)(da)(da)于求,意(yi)味(wei)著惡性(xing)競(jing)爭;而設(she)備(bei)過剩(sheng)又反映(ying)出開工率不(bu)足(zu)(zu)。事實(shi)上(shang),僅次于汽車(che)制造業(ye)(ye)(ye)的第(di)二大(da)(da)(da)產(chan)業(ye)(ye)(ye)電(dian)線(xian)電(dian)纜行業(ye)(ye)(ye)在贏得“全球第(di)一”之(zhi)(zhi)后,卻因蜂(feng)擁而上(shang)深陷“紅海(hai)”的產(chan)能(neng)嚴重過剩(sheng)之(zhi)(zhi)中。不(bu)足(zu)(zu)四成的產(chan)能(neng)開工率還不(bu)到歐美同期(qi)一半,連續萎靡的虧(kui)損包袱成為不(bu)少上(shang)市公司不(bu)能(neng)承(cheng)受(shou)之(zhi)(zhi)重,欲剝離減負。
近來研發成(cheng)功的碳纖維加(jia)熱(re)(re)(re)電纜(lan),將加(jia)熱(re)(re)(re)電纜(lan)系(xi)(xi)統(tong)的應用(yong)推向(xiang)了技術(shu)創新階(jie)段。推行“以(yi)電供熱(re)(re)(re)”的應用(yong),廣泛(fan)涉及千家萬戶。例如(ru)在住宅內部(bu),可實(shi)現墻壁(bi)、地板(ban)、空(kong)間加(jia)熱(re)(re)(re)。其中,僅墻壁(bi)和地板(ban)加(jia)熱(re)(re)(re)系(xi)(xi)統(tong),就(jiu)需要大(da)量加(jia)熱(re)(re)(re)電纜(lan)。此外,根據外國(guo)經驗,道路(lu)和機(ji)場融雪加(jia)熱(re)(re)(re),也普遍首選(xuan)加(jia)熱(re)(re)(re)電纜(lan)系(xi)(xi)統(tong)。
電(dian)(dian)采暖(nuan)相比(bi)燃煤采暖(nuan)優勢(shi)比(bi)較(jiao)明顯。當前(qian),國內電(dian)(dian)力(li)(li)供(gong)需矛盾(dun)將日趨緩(huan)和,2006年中國電(dian)(dian)力(li)(li)供(gong)需基本平(ping)衡。從2007年開始,一(yi)部分煤炭(tan)產地為降低煤炭(tan)運輸(shu)成本,大力(li)(li)發展火(huo)力(li)(li)發電(dian)(dian),變煤炭(tan)運輸(shu)為電(dian)(dian)力(li)(li)輸(shu)送,并(bing)且國家正在大力(li)(li)發展風(feng)力(li)(li)發電(dian)(dian)、太陽能發電(dian)(dian)、水力(li)(li)發電(dian)(dian)、核(he)電(dian)(dian)等,電(dian)(dian)力(li)(li)已(yi)出(chu)現冬季過剩現象(xiang),這(zhe)就為電(dian)(dian)采暖(nuan)提供(gong)了足夠空間。
據相關(guan)統(tong)計(ji)數字表(biao)明(ming),我國地面輻(fu)射(she)采(cai)暖(nuan)市(shi)場(chang)在(zai)2010年底已達千億(yi)元,其中技術成熟的(de)低(di)溫熱水(shui)輻(fu)射(she)采(cai)暖(nuan)和散熱片采(cai)暖(nuan)占(zhan)(zhan)據70%以上(shang)的(de)市(shi)場(chang)份(fen)額。電采(cai)暖(nuan)雖處于起步階(jie)段,但(dan)也占(zhan)(zhan)據了25%左(zuo)右的(de)市(shi)場(chang)份(fen)額,并且保持持續上(shang)升的(de)趨勢。
如今,全國各地(di)針對電采(cai)暖(nuan)紛紛出臺優惠政策,這(zhe)從側面展現出了(le)電采(cai)暖(nuan)的(de)巨大潛(qian)力,也為碳纖維發熱(re)電纜的(de)發展提供(gong)了(le)無限的(de)可(ke)能性。就目前各個(ge)集中供(gong)暖(nuan)區域推(tui)出的(de)供(gong)暖(nuan)政策來看,煤炭供(gong)熱(re)的(de)時(shi)代正(zheng)(zheng)在成為歷史。而(er)新型的(de)環保節(jie)能的(de)采(cai)暖(nuan)方式正(zheng)(zheng)在占領市場,其中電采(cai)暖(nuan)以其成熟的(de)行業(ye)體系和卓越的(de)供(gong)暖(nuan)效(xiao)果正(zheng)(zheng)在不(bu)斷受到重視。這(zhe)為正(zheng)(zheng)處于(yu)產能過(guo)剩的(de)電纜產業(ye)開(kai)辟(pi)了(le)一個(ge)新的(de)市場。