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　　7月8日(ri)，國(guo)(guo)家(jia)電(dian)(dian)(dian)網公司自主研發、設計、建設的世(shi)界(jie)上(shang)(shang)輸(shu)送(song)容(rong)(rong)量(liang)最大(da)(da)、送(song)電(dian)(dian)(dian)距(ju)離最遠、電(dian)(dian)(dian)壓(ya)(ya)等級最高(gao)、技術水平最先進(jin)(jin)的特(te)高(gao)壓(ya)(ya)直(zhi)(zhi)流(liu)(liu)工(gong)程——向家(jia)壩—上(shang)(shang)海±800千伏特(te)高(gao)壓(ya)(ya)直(zhi)(zhi)流(liu)(liu)輸(shu)電(dian)(dian)(dian)示(shi)范工(gong)程成(cheng)功投運(yun)，在世(shi)界(jie)上(shang)(shang)首次實(shi)現了特(te)高(gao)壓(ya)(ya)直(zhi)(zhi)流(liu)(liu)輸(shu)送(song)電(dian)(dian)(dian)壓(ya)(ya)和電(dian)(dian)(dian)流(liu)(liu)的雙提升、輸(shu)送(song)容(rong)(rong)量(liang)和輸(shu)送(song)距(ju)離的雙突破，是世(shi)界(jie)電(dian)(dian)(dian)力(li)發展(zhan)史上(shang)(shang)新(xin)的里程碑，標(biao)志(zhi)著我國(guo)(guo)全面(mian)攻克了特(te)高(gao)壓(ya)(ya)交、直(zhi)(zhi)流(liu)(liu)兩(liang)大(da)(da)前(qian)沿領域的世(shi)界(jie)性難題，在理論研究、工(gong)程建設、運(yun)行(xing)管理、試(shi)驗能(neng)力(li)、標(biao)準制(zhi)定等各(ge)方面(mian)走在了國(guo)(guo)際(ji)前(qian)列(lie)，占領了世(shi)界(jie)輸(shu)變電(dian)(dian)(dian)技術制(zhi)高(gao)點，為我國(guo)(guo)從電(dian)(dian)(dian)力(li)大(da)(da)國(guo)(guo)走向電(dian)(dian)(dian)力(li)科技強(qiang)國(guo)(guo)奠定了堅實(shi)基(ji)礎；標(biao)志(zhi)著國(guo)(guo)家(jia)電(dian)(dian)(dian)網在超遠距(ju)離、超大(da)(da)規模(mo)輸(shu)電(dian)(dian)(dian)技術上(shang)(shang)取得全面(mian)突破，全面(mian)進(jin)(jin)入(ru)特(te)高(gao)壓(ya)(ya)交直(zhi)(zhi)流(liu)(liu)電(dian)(dian)(dian)網時代，為加快(kuai)我國(guo)(guo)清潔能(neng)源(yuan)大(da)(da)規模(mo)開(kai)發，提高(gao)我國(guo)(guo)非化石能(neng)源(yuan)比重，形成(cheng)可持續的能(neng)源(yuan)供應體系，應對氣候(hou)變化挑戰(zhan)奠定了堅實(shi)基(ji)礎。

　　該工程(cheng)(cheng)西起四川向(xiang)家壩，東(dong)至上海，途經四川、重慶(qing)、湖北(bei)、湖南、安(an)徽、浙江、江蘇、上海等8省市(shi)，線路全長1907公里，額(e)定(ding)電(dian)(dian)壓±800千伏(fu)，輸(shu)(shu)送能力達700萬千瓦(wa)級，承擔著金沙(sha)江下游大型水電(dian)(dian)基地(di)的送出(chu)任務，是超大規模、超大范圍配(pei)置(zhi)能源(yuan)(yuan)資源(yuan)(yuan)的綠色環保工程(cheng)(cheng)，對(dui)于促進(jin)西部(bu)水電(dian)(dian)大開發，保障東(dong)部(bu)地(di)區能源(yuan)(yuan)供應，加(jia)快電(dian)(dian)力布局和能源(yuan)(yuan)資源(yuan)(yuan)配(pei)置(zhi)由注重就地(di)平衡向(xiang)全國統籌轉變，保障能源(yuan)(yuan)安(an)全，促進(jin)節能減排(pai)，具有十分重要的意義。工程(cheng)(cheng)投(tou)運后(hou)，每年可向(xiang)上海輸(shu)(shu)送320億千瓦(wa)時的清潔電(dian)(dian)能，最(zui)大輸(shu)(shu)送功率約占(zhan)上海高(gao)峰(feng)負荷的1/3，可節省原(yuan)煤1500萬噸(dun)，減排(pai)二氧化碳超過3000萬噸(dun)。

　　該工(gong)(gong)(gong)程(cheng)于2007年4月(yue)(yue)26日通(tong)過國家核(he)準(zhun)，2007年12月(yue)(yue)開工(gong)(gong)(gong)建(jian)設。建(jian)設過程(cheng)中，國家電(dian)(dian)(dian)(dian)網公(gong)司組織協調(diao)各方力量，完(wan)成(cheng)了(le)(le)多(duo)項(xiang)重大關鍵(jian)技(ji)術(shu)和工(gong)(gong)(gong)程(cheng)專項(xiang)研究，成(cheng)功研制(zhi)(zhi)出(chu)國際領(ling)先水平的(de)(de)(de)全套特(te)高(gao)壓直(zhi)流(liu)設備(bei)，系(xi)統建(jian)立(li)了(le)(le)特(te)高(gao)壓輸(shu)電(dian)(dian)(dian)(dian)標(biao)(biao)準(zhun)體系(xi),全面(mian)掌(zhang)握了(le)(le)特(te)高(gao)壓直(zhi)流(liu)輸(shu)電(dian)(dian)(dian)(dian)核(he)心技(ji)術(shu)，實現了(le)(le)一系(xi)列技(ji)術(shu)的(de)(de)(de)創(chuang)新(xin)和突破，安全、優(you)質、高(gao)效地完(wan)成(cheng)了(le)(le)工(gong)(gong)(gong)程(cheng)建(jian)設任(ren)務(wu)，創(chuang)造(zao)了(le)(le)直(zhi)流(liu)輸(shu)電(dian)(dian)(dian)(dian)工(gong)(gong)(gong)程(cheng)的(de)(de)(de)新(xin)記(ji)錄。該工(gong)(gong)(gong)程(cheng)的(de)(de)(de)建(jian)成(cheng)投運，是我國能(neng)(neng)源(yuan)領(ling)域取(qu)得的(de)(de)(de)世界級(ji)創(chuang)新(xin)成(cheng)果(guo)，代表了(le)(le)當今世界高(gao)壓直(zhi)流(liu)輸(shu)電(dian)(dian)(dian)(dian)技(ji)術(shu)的(de)(de)(de)最高(gao)水平，標(biao)(biao)志著我國已全面(mian)掌(zhang)握特(te)高(gao)壓直(zhi)流(liu)輸(shu)電(dian)(dian)(dian)(dian)設計、試驗、設備(bei)制(zhi)(zhi)造(zao)、工(gong)(gong)(gong)程(cheng)建(jian)設的(de)(de)(de)核(he)心技(ji)術(shu)，顯著提升了(le)(le)我國電(dian)(dian)(dian)(dian)工(gong)(gong)(gong)裝備(bei)制(zhi)(zhi)造(zao)業的(de)(de)(de)自主創(chuang)新(xin)能(neng)(neng)力和核(he)心競爭(zheng)力，為我國電(dian)(dian)(dian)(dian)工(gong)(gong)(gong)裝備(bei)制(zhi)(zhi)造(zao)業產業升級(ji)和跨越(yue)發展創(chuang)造(zao)了(le)(le)條(tiao)件。