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中國華能舒印彪:我們為什么建設電力高速公路

文(wen)章來(lai)源:學習時報  發布(bu)時間(jian):2023-02-22

中國東(dong)中部(bu)地(di)區(qu)是中國經濟(ji)最發(fa)達的(de)(de)(de)(de)區(qu)域,用(yong)(yong)電(dian)(dian)負荷約占(zhan)全國總用(yong)(yong)量(liang)的(de)(de)(de)(de)70%,而這些電(dian)(dian)卻大多來自遙遠(yuan)的(de)(de)(de)(de)西部(bu)地(di)區(qu)。我國將(jiang)西部(bu)地(di)區(qu)就地(di)生(sheng)產的(de)(de)(de)(de)煤(mei)電(dian)(dian)、風電(dian)(dian)和水(shui)電(dian)(dian)等,通過“西電(dian)(dian)東(dong)送(song)”工程,送(song)往幾千(qian)里(li)之外(wai)的(de)(de)(de)(de)東(dong)中部(bu)地(di)區(qu),滿(man)足那里(li)旺盛的(de)(de)(de)(de)用(yong)(yong)電(dian)(dian)需(xu)(xu)求。但是過去的(de)(de)(de)(de)超高(gao)壓輸(shu)電(dian)(dian)技術,輸(shu)電(dian)(dian)距離和輸(shu)電(dian)(dian)容量(liang)都難(nan)以滿(man)足如今(jin)越來越大規模的(de)(de)(de)(de)電(dian)(dian)力輸(shu)送(song)需(xu)(xu)求。那么,用(yong)(yong)什么辦法能(neng)讓這些電(dian)(dian)力安全高(gao)效地(di)傳送(song)到千(qian)里(li)之外(wai)呢?那就需(xu)(xu)要特高(gao)壓。

特(te)(te)高(gao)壓是(shi)目(mu)前世(shi)界(jie)上(shang)最先進的輸(shu)(shu)電技術(shu),如果把其他輸(shu)(shu)電線路(lu)(lu)比喻為鄉(xiang)間小路(lu)(lu),那么特(te)(te)高(gao)壓輸(shu)(shu)電線路(lu)(lu)就是(shi)電力高(gao)速公路(lu)(lu)。特(te)(te)高(gao)壓輸(shu)(shu)電是(shi)具有(you)傳輸(shu)(shu)距(ju)離遠、容量大(da)、損耗低、占地少等優勢(shi)的尖端(duan)技術(shu)。現在,中國是(shi)世(shi)界(jie)上(shang)首個,也是(shi)唯一一個成功掌握(wo)并實際運用特(te)(te)高(gao)壓這項尖端(duan)技術(shu)的國家。

我國為什么需要特高壓?

我(wo)國(guo)(guo)(guo)(guo)為什么需要(yao)特高(gao)壓(ya)?我(wo)概括為8個字,就是(shi)國(guo)(guo)(guo)(guo)家需要(yao)、國(guo)(guo)(guo)(guo)情(qing)使然。所(suo)謂國(guo)(guo)(guo)(guo)家需要(yao),就是(shi)我(wo)國(guo)(guo)(guo)(guo)經(jing)(jing)濟(ji)持續增長(chang)對(dui)電(dian)力提(ti)出了(le)(le)(le)大量的需求。電(dian)力是(shi)國(guo)(guo)(guo)(guo)民經(jing)(jing)濟(ji)的先行官,電(dian)力的發(fa)展要(yao)與經(jing)(jing)濟(ji)的發(fa)展保(bao)持同步(bu),并適(shi)度超(chao)(chao)前。1978年,我(wo)國(guo)(guo)(guo)(guo)的全國(guo)(guo)(guo)(guo)用電(dian)量是(shi)2500億(yi)千(qian)瓦(wa)時(shi),到(dao)了(le)(le)(le)2011年我(wo)國(guo)(guo)(guo)(guo)的用電(dian)量達到(dao)了(le)(le)(le)4.7萬億(yi)千(qian)瓦(wa)時(shi),超(chao)(chao)過了(le)(le)(le)美(mei)國(guo)(guo)(guo)(guo),一直(zhi)保(bao)持世界第一。到(dao)了(le)(le)(le)2020年我(wo)國(guo)(guo)(guo)(guo)的用電(dian)量達到(dao)了(le)(le)(le)7.5萬億(yi)千(qian)瓦(wa)時(shi),這40多年增長(chang)了(le)(le)(le)30倍。但(dan)是(shi)中國(guo)(guo)(guo)(guo)的人均(jun)(jun)用電(dian)量水平(ping)還是(shi)不高(gao)的,人均(jun)(jun)用電(dian)量剛剛超(chao)(chao)過5000度電(dian),這與經(jing)(jing)合組織國(guo)(guo)(guo)(guo)家相比,平(ping)均(jun)(jun)用電(dian)量只達到(dao)了(le)(le)(le)他們(men)的60%。隨著我(wo)國(guo)(guo)(guo)(guo)經(jing)(jing)濟(ji)的發(fa)展和人民生活水平(ping)的提(ti)高(gao),特別(bie)是(shi)全社會(hui)電(dian)氣化水平(ping)的提(ti)高(gao),我(wo)國(guo)(guo)(guo)(guo)的電(dian)力增長(chang)空間(jian)發(fa)展潛力還是(shi)比較大的,因此(ci)可以說我(wo)們(men)仍在半途。

所謂國(guo)(guo)情使然(ran),進(jin)入新(xin)世紀(ji),我(wo)國(guo)(guo)經濟對電(dian)力的需求更加旺(wang)盛,對發展特高壓提出了(le)(le)迫切的需求。從新(xin)中(zhong)國(guo)(guo)成立以來到2000年(nian)(nian)我(wo)國(guo)(guo)的裝機是3.2億(yi)千瓦(wa),但到了(le)(le)2010年(nian)(nian),就達到了(le)(le)9.7億(yi)千瓦(wa)。這10年(nian)(nian)間,我(wo)國(guo)(guo)的裝機新(xin)增(zeng)6.5億(yi)千瓦(wa)。在這個快(kuai)速發展的過程中(zhong),有73%的新(xin)增(zeng)裝機容(rong)量(liang)都是燃煤電(dian)站,有70%的新(xin)增(zeng)煤電(dian)都布局在缺(que)電(dian)十分嚴重(zhong)的東中(zhong)部地區。

我國能(neng)源(yuan)資源(yuan)以煤(mei)炭為主,煤(mei)炭儲量居世界第(di)(di)三位,油氣相對(dui)貧乏。我國水能(neng)資源(yuan)較為豐富(fu),水能(neng)蘊藏量居世界第(di)(di)一位,它的技術可(ke)開發量達到(dao)6.6億千瓦。我國風能(neng)和太陽能(neng)十(shi)分(fen)豐富(fu),開發潛力巨大(da)。

我(wo)國(guo)(guo)(guo)的(de)(de)資(zi)(zi)(zi)源(yuan)(yuan)分布(bu)不平衡,主(zhu)(zhu)要(yao)的(de)(de)能源(yuan)(yuan)資(zi)(zi)(zi)源(yuan)(yuan)都(dou)在(zai)西(xi)部(bu)和(he)(he)西(xi)北(bei)部(bu)。我(wo)國(guo)(guo)(guo)80%以上(shang)的(de)(de)煤炭(tan)分布(bu)在(zai)西(xi)北(bei)、西(xi)部(bu)和(he)(he)北(bei)部(bu)等(deng)省區(qu),待開發的(de)(de)水能資(zi)(zi)(zi)源(yuan)(yuan)80%都(dou)在(zai)我(wo)國(guo)(guo)(guo)的(de)(de)西(xi)南部(bu)。我(wo)國(guo)(guo)(guo)陸上(shang)風(feng)能資(zi)(zi)(zi)源(yuan)(yuan)主(zhu)(zhu)要(yao)在(zai)三北(bei),就是東(dong)北(bei)、華北(bei)和(he)(he)西(xi)北(bei)地(di)區(qu),同(tong)時我(wo)國(guo)(guo)(guo)的(de)(de)光伏在(zai)這(zhe)里也有很好的(de)(de)開發條件,日照時間在(zai)3200小(xiao)時以上(shang)的(de)(de)區(qu)域都(dou)在(zai)青藏(zang)高原、新疆和(he)(he)甘肅(su)等(deng)地(di)。但(dan)是這(zhe)些地(di)區(qu)經濟總(zong)量(liang)小(xiao),用電(dian)需求、用電(dian)市場不大(da)。我(wo)國(guo)(guo)(guo)的(de)(de)用電(dian)需求主(zhu)(zhu)要(yao)在(zai)中東(dong)部(bu)地(di)區(qu),70%的(de)(de)用電(dian)負(fu)荷都(dou)集中在(zai)中東(dong)部(bu)地(di)區(qu),能源(yuan)(yuan)開發的(de)(de)重心和(he)(he)用電(dian)需求的(de)(de)中心兩者之(zhi)間距離(li)1500公里到3000公里。這(zhe)種能源(yuan)(yuan)資(zi)(zi)(zi)源(yuan)(yuan)與用電(dian)需求成逆向分布(bu)的(de)(de)基本(ben)國(guo)(guo)(guo)情,決定了(le)我(wo)國(guo)(guo)(guo)需要(yao)實施遠距離(li)、大(da)規模的(de)(de)西(xi)電(dian)東(dong)送。

我國電力需求還將持(chi)續增長(chang)。從國情(qing)出(chu)發(fa),我們(men)在(zai)全(quan)國范圍內優化能(neng)源資(zi)源配置(zhi)成為(wei)必然,因此(ci)就需要(yao)發(fa)展(zhan)遠距離大容量、低損(sun)耗,占地(di)省的特(te)高壓輸電技術(shu)。

特高壓技術“特”在哪里?

為了解決中國能源基地與用(yong)電中心相隔(ge)千里的難題,運用(yong)特(te)高(gao)壓完成(cheng)遠距離大(da)容量輸電,是(shi)(shi)必然選(xuan)擇(ze)。而建(jian)設這樣先(xian)進(jin)的電網(wang),實現(xian)能源互(hu)通,不(bu)僅僅是(shi)(shi)中國的發(fa)展需要,也是(shi)(shi)全(quan)球能源可持(chi)續發(fa)展的共識,從(cong)上世紀60年(nian)代開(kai)始,許多傳統的電力(li)強國花費巨大(da)精力(li)投(tou)入特(te)高(gao)壓技術(shu)研發(fa),卻接連無功而返。

而(er)(er)對于中(zhong)國(guo)而(er)(er)言,研究特(te)(te)高(gao)壓(ya)更是難(nan)上加(jia)難(nan),有太多需(xu)要從(cong)零破(po)解的(de)難(nan)題——崇(chong)山峻(jun)嶺、沙漠狂風、電(dian)閃(shan)雷鳴(ming),特(te)(te)高(gao)壓(ya)輸(shu)電(dian)線路不(bu)僅(jin)要面(mian)(mian)對我國(guo)復雜的(de)地(di)形,多變的(de)氣候,甚(shen)至還要穿越生(sheng)命禁區(qu),在如(ru)此復雜的(de)環境(jing)中(zhong)實(shi)現特(te)(te)高(gao)壓(ya)的(de)安全(quan)穩定運(yun)行,無疑是一項挑戰極限的(de)世界(jie)工(gong)(gong)程(cheng)。從(cong)2004年至今(jin),中(zhong)國(guo)已經(jing)建成(cheng)投運(yun)了33項特(te)(te)高(gao)壓(ya)工(gong)(gong)程(cheng),線路總長(chang)達到5萬公里,它們成(cheng)為中(zhong)國(guo)城市工(gong)(gong)業發展,居民生(sheng)活用電(dian)的(de)主要來源(yuan),同時還帶動了中(zhong)國(guo)裝備(bei)制(zhi)造(zao)業的(de)發展,與特(te)(te)高(gao)壓(ya)技術(shu)體(ti)系相關的(de)方方面(mian)(mian)面(mian)(mian),都實(shi)現了升級。特(te)(te)高(gao)壓(ya)不(bu)僅(jin)成(cheng)為中(zhong)國(guo)經(jing)濟發展的(de)電(dian)力(li)輸(shu)送(song)主動脈,也給世界(jie)上其(qi)他(ta)國(guo)家和地(di)區(qu),提(ti)供了可借鑒(jian)的(de)電(dian)力(li)輸(shu)送(song)解決(jue)方案。

現在(zai)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)輸(shu)電(dian)(dian)(dian)(dian)(dian)(dian)容量達(da)到了(le)(le)(le)2億(yi)(yi)(yi)千瓦(wa),特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)輸(shu)電(dian)(dian)(dian)(dian)(dian)(dian)成為(wei)(wei)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)能(neng)(neng)源(yuan)(yuan)輸(shu)送(song)的(de)(de)(de)(de)(de)(de)(de)(de)大(da)(da)(da)動脈。一(yi)是(shi)(shi)(shi)(shi)在(zai)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)西部(bu)(bu)大(da)(da)(da)開(kai)發(fa)中(zhong)發(fa)揮(hui)了(le)(le)(le)重(zhong)要(yao)作(zuo)用(yong)(yong)。特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)的(de)(de)(de)(de)(de)(de)(de)(de)投資(zi)到現在(zai)我(wo)(wo)(wo)(wo)(wo)(wo)們投了(le)(le)(le)5150億(yi)(yi)(yi)元(yuan)(yuan),這(zhe)直接帶(dai)動西部(bu)(bu)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)源(yuan)(yuan)投資(zi)1.3萬(wan)(wan)(wan)億(yi)(yi)(yi)元(yuan)(yuan),每年為(wei)(wei)西部(bu)(bu)拉動GDP2600億(yi)(yi)(yi)元(yuan)(yuan),提供就業(ye)崗位65萬(wan)(wan)(wan)個,增加稅收(shou)約(yue)500億(yi)(yi)(yi)元(yuan)(yuan)。二是(shi)(shi)(shi)(shi)有力(li)支撐了(le)(le)(le)東中(zhong)部(bu)(bu)的(de)(de)(de)(de)(de)(de)(de)(de)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)需(xu)求。特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)輸(shu)電(dian)(dian)(dian)(dian)(dian)(dian)容量占(zhan)東中(zhong)部(bu)(bu)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)負荷的(de)(de)(de)(de)(de)(de)(de)(de)1/4,累計輸(shu)送(song)電(dian)(dian)(dian)(dian)(dian)(dian)量達(da)到了(le)(le)(le)2萬(wan)(wan)(wan)億(yi)(yi)(yi)千瓦(wa)時(shi),其中(zhong)70%都(dou)(dou)是(shi)(shi)(shi)(shi)清潔能(neng)(neng)源(yuan)(yuan),這(zhe)樣就相當(dang)于(yu)減(jian)少中(zhong)東部(bu)(bu)發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)用(yong)(yong)煤(mei)8.3億(yi)(yi)(yi)噸,可(ke)以減(jian)少二氧化(hua)碳排(pai)放17億(yi)(yi)(yi)噸,煙塵氮(dan)氧化(hua)物排(pai)放650萬(wan)(wan)(wan)噸。同時(shi)降低了(le)(le)(le)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)成本,西電(dian)(dian)(dian)(dian)(dian)(dian)東送(song)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)(dian)價(jia)(jia)到了(le)(le)(le)東部(bu)(bu),比(bi)(bi)東部(bu)(bu)的(de)(de)(de)(de)(de)(de)(de)(de)上網電(dian)(dian)(dian)(dian)(dian)(dian)價(jia)(jia)每度要(yao)便宜(yi)5分(fen)錢,這(zhe)樣節(jie)省東中(zhong)部(bu)(bu)的(de)(de)(de)(de)(de)(de)(de)(de)用(yong)(yong)電(dian)(dian)(dian)(dian)(dian)(dian)成本1000億(yi)(yi)(yi)元(yuan)(yuan)。三是(shi)(shi)(shi)(shi)優(you)化(hua)了(le)(le)(le)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)能(neng)(neng)源(yuan)(yuan)結構。依靠(kao)特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)遠距離大(da)(da)(da)規模輸(shu)送(song)的(de)(de)(de)(de)(de)(de)(de)(de)技(ji)(ji)術優(you)勢(shi),促(cu)進(jin)了(le)(le)(le)西南(nan)水電(dian)(dian)(dian)(dian)(dian)(dian)的(de)(de)(de)(de)(de)(de)(de)(de)開(kai)發(fa),促(cu)進(jin)了(le)(le)(le)三北地區新(xin)能(neng)(neng)源(yuan)(yuan)的(de)(de)(de)(de)(de)(de)(de)(de)開(kai)發(fa)。這(zhe)為(wei)(wei)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)新(xin)能(neng)(neng)源(yuan)(yuan)的(de)(de)(de)(de)(de)(de)(de)(de)發(fa)展起到了(le)(le)(le)很好的(de)(de)(de)(de)(de)(de)(de)(de)促(cu)進(jin)作(zuo)用(yong)(yong),我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)的(de)(de)(de)(de)(de)(de)(de)(de)水電(dian)(dian)(dian)(dian)(dian)(dian)、風電(dian)(dian)(dian)(dian)(dian)(dian)、太(tai)陽(yang)能(neng)(neng)裝(zhuang)機(ji)(ji)(ji)規模穩(wen)居世(shi)界第一(yi)位。可(ke)再生(sheng)能(neng)(neng)源(yuan)(yuan)的(de)(de)(de)(de)(de)(de)(de)(de)發(fa)電(dian)(dian)(dian)(dian)(dian)(dian)裝(zhuang)機(ji)(ji)(ji)比(bi)(bi)重(zhong)在(zai)2020年達(da)到了(le)(le)(le)43%,煤(mei)電(dian)(dian)(dian)(dian)(dian)(dian)占(zhan)比(bi)(bi)首次在(zai)歷史(shi)上降到了(le)(le)(le)50%以下,10年前煤(mei)電(dian)(dian)(dian)(dian)(dian)(dian)占(zhan)比(bi)(bi)還(huan)是(shi)(shi)(shi)(shi)73%。四是(shi)(shi)(shi)(shi)顯著提升了(le)(le)(le)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)工(gong)領域裝(zhuang)備(bei)(bei)的(de)(de)(de)(de)(de)(de)(de)(de)制(zhi)(zhi)造水平,提升了(le)(le)(le)電(dian)(dian)(dian)(dian)(dian)(dian)工(gong)裝(zhuang)備(bei)(bei)、產品的(de)(de)(de)(de)(de)(de)(de)(de)國(guo)(guo)(guo)(guo)(guo)(guo)際競爭力(li)。特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)裝(zhuang)備(bei)(bei)代(dai)表了(le)(le)(le)電(dian)(dian)(dian)(dian)(dian)(dian)工(gong)裝(zhuang)備(bei)(bei)的(de)(de)(de)(de)(de)(de)(de)(de)最高(gao)水平,我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)設備(bei)(bei)的(de)(de)(de)(de)(de)(de)(de)(de)研(yan)制(zhi)(zhi),從設計、材(cai)料工(gong)藝、試驗(yan)技(ji)(ji)術到產品實(shi)現了(le)(le)(le)自(zi)主(zhu)化(hua)和(he)(he)國(guo)(guo)(guo)(guo)(guo)(guo)產化(hua),實(shi)現了(le)(le)(le)世(shi)界領先(xian)。同時(shi)進(jin)一(yi)步鞏固了(le)(le)(le)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)電(dian)(dian)(dian)(dian)(dian)(dian)工(gong)領域產業(ye)鏈的(de)(de)(de)(de)(de)(de)(de)(de)安全和(he)(he)自(zi)主(zhu)可(ke)控(kong),一(yi)些材(cai)料和(he)(he)關鍵部(bu)(bu)件經(jing)過多年的(de)(de)(de)(de)(de)(de)(de)(de)持續努力(li)都(dou)(dou)實(shi)現了(le)(le)(le)國(guo)(guo)(guo)(guo)(guo)(guo)產化(hua)的(de)(de)(de)(de)(de)(de)(de)(de)替代(dai)。五是(shi)(shi)(shi)(shi)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)的(de)(de)(de)(de)(de)(de)(de)(de)特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)技(ji)(ji)術標(biao)準(zhun)成為(wei)(wei)了(le)(le)(le)國(guo)(guo)(guo)(guo)(guo)(guo)際標(biao)準(zhun)。1906年成立的(de)(de)(de)(de)(de)(de)(de)(de)國(guo)(guo)(guo)(guo)(guo)(guo)際電(dian)(dian)(dian)(dian)(dian)(dian)工(gong)委員會(hui)(IEC),它是(shi)(shi)(shi)(shi)世(shi)界上成立最早的(de)(de)(de)(de)(de)(de)(de)(de)國(guo)(guo)(guo)(guo)(guo)(guo)際性電(dian)(dian)(dian)(dian)(dian)(dian)工(gong)標(biao)準(zhun)化(hua)機(ji)(ji)(ji)構,過去(qu)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)都(dou)(dou)是(shi)(shi)(shi)(shi)采用(yong)(yong)IEC的(de)(de)(de)(de)(de)(de)(de)(de)標(biao)準(zhun),都(dou)(dou)是(shi)(shi)(shi)(shi)其他國(guo)(guo)(guo)(guo)(guo)(guo)家制(zhi)(zhi)定(ding)的(de)(de)(de)(de)(de)(de)(de)(de)。我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)的(de)(de)(de)(de)(de)(de)(de)(de)標(biao)準(zhun)能(neng)(neng)夠成為(wei)(wei)國(guo)(guo)(guo)(guo)(guo)(guo)際標(biao)準(zhun),也是(shi)(shi)(shi)(shi)不容易的(de)(de)(de)(de)(de)(de)(de)(de),這(zhe)也是(shi)(shi)(shi)(shi)我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)對國(guo)(guo)(guo)(guo)(guo)(guo)際標(biao)準(zhun)的(de)(de)(de)(de)(de)(de)(de)(de)一(yi)個貢獻(xian)。到現在(zai)為(wei)(wei)止(zhi),我(wo)(wo)(wo)(wo)(wo)(wo)們累計發(fa)布特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)交(jiao)流(liu)和(he)(he)特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)直流(liu)國(guo)(guo)(guo)(guo)(guo)(guo)際標(biao)準(zhun)18項(xiang),我(wo)(wo)(wo)(wo)(wo)(wo)國(guo)(guo)(guo)(guo)(guo)(guo)1000千伏交(jiao)流(liu)特(te)高(gao)壓(ya)(ya)(ya)(ya)(ya)成為(wei)(wei)國(guo)(guo)(guo)(guo)(guo)(guo)際標(biao)準(zhun)電(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)(ya)(ya)(ya)。

特高壓的未來發展前景

在(zai)(zai)輸電(dian)(dian)環節,特(te)(te)高壓(ya)輸電(dian)(dian)還要(yao)(yao)繼續(xu)發揮(hui)它的(de)網(wang)絡優勢和(he)(he)(he)網(wang)絡功(gong)能(neng),支撐(cheng)大規模新(xin)(xin)能(neng)源(yuan)的(de)并(bing)網(wang)和(he)(he)(he)消納。大家知道,新(xin)(xin)能(neng)源(yuan)有(you)隨機性(xing)(xing)和(he)(he)(he)季(ji)節性(xing)(xing)的(de)特(te)(te)點,我國現在(zai)(zai)還沒(mei)有(you)辦(ban)法控制風(feng)電(dian)(dian)和(he)(he)(he)光伏(fu)。我國地域遼(liao)闊(kuo),在(zai)(zai)新(xin)(xin)能(neng)源(yuan)的(de)發電(dian)(dian)上存在(zai)(zai)著區域性(xing)(xing)和(he)(he)(he)季(ji)節性(xing)(xing)的(de)差異。為了(le)實現多能(neng)互(hu)補、區域互(hu)遞,需要(yao)(yao)一個強(qiang)大的(de)網(wang)絡平臺(tai),特(te)(te)高壓(ya)將發揮(hui)這(zhe)個作用。

在(zai)配電(dian)(dian)環節(jie),配電(dian)(dian)網要實(shi)現廣泛互(hu)聯、智能(neng)(neng)互(hu)動(dong),將(jiang)大(da)(da)量接入分布式能(neng)(neng)源和微電(dian)(dian)網,大(da)(da)量接入電(dian)(dian)動(dong)汽(qi)車(che)(che)等(deng)儲(chu)能(neng)(neng)設施。今后,我(wo)們的(de)電(dian)(dian)動(dong)汽(qi)車(che)(che)會發(fa)展(zhan)起來(lai)(lai),電(dian)(dian)動(dong)汽(qi)車(che)(che)現在(zai)本身是一個(ge)儲(chu)能(neng)(neng)裝(zhuang)置(zhi),未(wei)來(lai)(lai)會成為(wei)一個(ge)移(yi)動(dong)儲(chu)能(neng)(neng)裝(zhuang)置(zhi)。今后,電(dian)(dian)網可(ke)以(yi)向電(dian)(dian)動(dong)汽(qi)車(che)(che)充電(dian)(dian),也(ye)可(ke)以(yi)反過來(lai)(lai)由電(dian)(dian)動(dong)汽(qi)車(che)(che)向電(dian)(dian)網送(song)電(dian)(dian)。比如說你出(chu)國或者(zhe)旅行,一段時間不在(zai)家(jia),但(dan)是電(dian)(dian)動(dong)汽(qi)車(che)(che)在(zai)家(jia)里(li),用電(dian)(dian)低谷時候它充電(dian)(dian)到(dao)系統,高峰的(de)時候,可(ke)以(yi)向系統賣電(dian)(dian),能(neng)(neng)夠賺(zhuan)到(dao)錢(qian)。大(da)(da)量的(de)儲(chu)能(neng)(neng)設施也(ye)將(jiang)出(chu)現,這(zhe)樣(yang)在(zai)配電(dian)(dian)網里(li)邊就(jiu)可(ke)以(yi)實(shi)現源網荷儲(chu)的(de)智能(neng)(neng)互(hu)動(dong)。

在(zai)用(yong)(yong)電(dian)環(huan)節,用(yong)(yong)戶將在(zai)新(xin)型(xing)電(dian)力(li)系(xi)統當中改變(bian)過去的(de)(de)角色。新(xin)能(neng)源(yuan)的(de)(de)發展也不再僅(jin)是專業化大(da)公司的(de)(de)獨有(you)優勢,我們的(de)(de)用(yong)(yong)戶可(ke)以在(zai)自己(ji)的(de)(de)建筑物上,比如農村的(de)(de)屋(wu)頂上建設太陽能(neng)發電(dian)站。用(yong)(yong)戶既是電(dian)能(neng)的(de)(de)使用(yong)(yong)者,同時也可(ke)以是電(dian)能(neng)的(de)(de)生(sheng)產(chan)者,人人使用(yong)(yong)電(dian)能(neng),人人生(sheng)產(chan)電(dian)能(neng),這將成為電(dian)力(li)系(xi)統里一個(ge)新(xin)的(de)(de)景象。

特高壓的(de)創新實(shi)踐,使我(wo)國輸電(dian)技(ji)(ji)術實(shi)現了(le)從長期跟隨到(dao)領(ling)先的(de)歷(li)史性跨越,為(wei)(wei)科技(ji)(ji)自立自強樹立了(le)信心。在構建新型電(dian)力(li)系統的(de)過(guo)程中,我(wo)國的(de)電(dian)力(li)科技(ji)(ji)將不斷取得新的(de)更(geng)大突破。特高壓將為(wei)(wei)實(shi)現碳達峰(feng)、碳中和目標,為(wei)(wei)構建人類命運共同體發(fa)揮(hui)重要(yao)作用。

(本(ben)文(wen)作者系中國華能集團有(you)限(xian)公司(si)黨組(zu)書記、董事長 舒印彪)

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