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　　7月8日，國家電(dian)(dian)(dian)(dian)(dian)(dian)(dian)網(wang)公司自主研發、設計(ji)、建(jian)設的世(shi)界(jie)上(shang)(shang)輸(shu)(shu)送(song)容量(liang)最(zui)大(da)(da)、送(song)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)距離(li)最(zui)遠(yuan)、電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)等級最(zui)高(gao)、技術水平(ping)最(zui)先(xian)進(jin)的特(te)高(gao)壓(ya)直(zhi)(zhi)(zhi)流(liu)(liu)(liu)工(gong)程——向(xiang)家壩—上(shang)(shang)海±800千伏特(te)高(gao)壓(ya)直(zhi)(zhi)(zhi)流(liu)(liu)(liu)輸(shu)(shu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)示范工(gong)程成功(gong)投運(yun)，在世(shi)界(jie)上(shang)(shang)首(shou)次實現了(le)特(te)高(gao)壓(ya)直(zhi)(zhi)(zhi)流(liu)(liu)(liu)輸(shu)(shu)送(song)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)壓(ya)和電(dian)(dian)(dian)(dian)(dian)(dian)(dian)流(liu)(liu)(liu)的雙提升、輸(shu)(shu)送(song)容量(liang)和輸(shu)(shu)送(song)距離(li)的雙突破，是(shi)世(shi)界(jie)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力發展(zhan)史上(shang)(shang)新的里程碑，標志(zhi)著我國全面(mian)(mian)攻克了(le)特(te)高(gao)壓(ya)交、直(zhi)(zhi)(zhi)流(liu)(liu)(liu)兩(liang)大(da)(da)前沿(yan)領(ling)域的世(shi)界(jie)性難題(ti)，在理論研究(jiu)、工(gong)程建(jian)設、運(yun)行(xing)管理、試驗能(neng)力、標準制定等各方面(mian)(mian)走(zou)在了(le)國際前列，占領(ling)了(le)世(shi)界(jie)輸(shu)(shu)變電(dian)(dian)(dian)(dian)(dian)(dian)(dian)技術制高(gao)點(dian)，為我國從電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力大(da)(da)國走(zou)向(xiang)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)力科(ke)技強國奠(dian)定了(le)堅實基(ji)礎；標志(zhi)著國家電(dian)(dian)(dian)(dian)(dian)(dian)(dian)網(wang)在超(chao)遠(yuan)距離(li)、超(chao)大(da)(da)規模(mo)輸(shu)(shu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)技術上(shang)(shang)取得全面(mian)(mian)突破，全面(mian)(mian)進(jin)入特(te)高(gao)壓(ya)交直(zhi)(zhi)(zhi)流(liu)(liu)(liu)電(dian)(dian)(dian)(dian)(dian)(dian)(dian)網(wang)時代，為加快(kuai)我國清潔能(neng)源大(da)(da)規模(mo)開發，提高(gao)我國非化石(shi)能(neng)源比(bi)重(zhong)，形成可持續(xu)的能(neng)源供應體系，應對氣候變化挑戰奠(dian)定了(le)堅實基(ji)礎。

　　該工程西(xi)起四川向家壩，東至上海(hai)，途經四川、重(zhong)(zhong)慶、湖(hu)北、湖(hu)南(nan)、安(an)徽(hui)、浙江、江蘇(su)、上海(hai)等8省市，線(xian)路全(quan)長(chang)1907公里，額定電(dian)壓(ya)±800千伏，輸(shu)(shu)送能(neng)(neng)(neng)(neng)力(li)達700萬千瓦級，承擔著金沙(sha)江下(xia)游大(da)(da)型水電(dian)基地的送出任務，是超大(da)(da)規(gui)模、超大(da)(da)范圍配置(zhi)能(neng)(neng)(neng)(neng)源(yuan)(yuan)資源(yuan)(yuan)的綠色環保工程，對于(yu)促進西(xi)部(bu)水電(dian)大(da)(da)開發(fa)，保障(zhang)東部(bu)地區能(neng)(neng)(neng)(neng)源(yuan)(yuan)供應，加快電(dian)力(li)布局(ju)和能(neng)(neng)(neng)(neng)源(yuan)(yuan)資源(yuan)(yuan)配置(zhi)由注重(zhong)(zhong)就地平(ping)衡(heng)向全(quan)國統籌轉變，保障(zhang)能(neng)(neng)(neng)(neng)源(yuan)(yuan)安(an)全(quan)，促進節能(neng)(neng)(neng)(neng)減(jian)排，具有十分重(zhong)(zhong)要的意(yi)義。工程投運后，每年可向上海(hai)輸(shu)(shu)送320億(yi)千瓦時(shi)的清潔(jie)電(dian)能(neng)(neng)(neng)(neng)，最大(da)(da)輸(shu)(shu)送功率約占上海(hai)高峰負(fu)荷的1/3，可節省原煤1500萬噸(dun)(dun)，減(jian)排二氧(yang)化碳超過3000萬噸(dun)(dun)。

　　該工(gong)(gong)程(cheng)(cheng)于2007年4月26日通過國(guo)(guo)家核(he)準(zhun)，2007年12月開(kai)工(gong)(gong)建(jian)(jian)設(she)(she)。建(jian)(jian)設(she)(she)過程(cheng)(cheng)中，國(guo)(guo)家電(dian)網公司組織協(xie)調各方力(li)(li)量(liang)，完成(cheng)了(le)(le)(le)多項重大關(guan)鍵技(ji)(ji)術(shu)和(he)工(gong)(gong)程(cheng)(cheng)專項研究，成(cheng)功研制(zhi)出國(guo)(guo)際(ji)領(ling)(ling)先水平的全(quan)(quan)套(tao)特高(gao)(gao)壓(ya)直(zhi)流(liu)設(she)(she)備，系(xi)統建(jian)(jian)立了(le)(le)(le)特高(gao)(gao)壓(ya)輸(shu)電(dian)標(biao)準(zhun)體系(xi),全(quan)(quan)面掌(zhang)握了(le)(le)(le)特高(gao)(gao)壓(ya)直(zhi)流(liu)輸(shu)電(dian)核(he)心(xin)技(ji)(ji)術(shu)，實現了(le)(le)(le)一系(xi)列(lie)技(ji)(ji)術(shu)的創新(xin)(xin)和(he)突破，安全(quan)(quan)、優質、高(gao)(gao)效地完成(cheng)了(le)(le)(le)工(gong)(gong)程(cheng)(cheng)建(jian)(jian)設(she)(she)任(ren)務，創造(zao)了(le)(le)(le)直(zhi)流(liu)輸(shu)電(dian)工(gong)(gong)程(cheng)(cheng)的新(xin)(xin)記錄。該工(gong)(gong)程(cheng)(cheng)的建(jian)(jian)成(cheng)投運(yun)，是我國(guo)(guo)能(neng)源領(ling)(ling)域取得的世(shi)界級(ji)創新(xin)(xin)成(cheng)果，代表了(le)(le)(le)當今世(shi)界高(gao)(gao)壓(ya)直(zhi)流(liu)輸(shu)電(dian)技(ji)(ji)術(shu)的最高(gao)(gao)水平，標(biao)志著我國(guo)(guo)已全(quan)(quan)面掌(zhang)握特高(gao)(gao)壓(ya)直(zhi)流(liu)輸(shu)電(dian)設(she)(she)計、試(shi)驗、設(she)(she)備制(zhi)造(zao)、工(gong)(gong)程(cheng)(cheng)建(jian)(jian)設(she)(she)的核(he)心(xin)技(ji)(ji)術(shu)，顯著提升(sheng)(sheng)了(le)(le)(le)我國(guo)(guo)電(dian)工(gong)(gong)裝備制(zhi)造(zao)業的自主(zhu)創新(xin)(xin)能(neng)力(li)(li)和(he)核(he)心(xin)競爭(zheng)力(li)(li)，為我國(guo)(guo)電(dian)工(gong)(gong)裝備制(zhi)造(zao)業產(chan)業升(sheng)(sheng)級(ji)和(he)跨越發展創造(zao)了(le)(le)(le)條件。