我國特(te)高壓輸電工程取得重大進展:
國家電(dian)網(wang)開(kai)工(gong)建設世界(jie)上輸(shu)送容量最大、輸(shu)送距(ju)離最遠的特高壓輸(shu)電(dian)工(gong)程──準東-皖南±1100千伏輸(shu)電(dian)工(gong)程。
南方電(dian)網建(jian)成投(tou)運世界電(dian)壓等級最高、輸(shu)(shu)電(dian)容量最大的柔性直(zhi)流(liu)輸(shu)(shu)電(dian)工(gong)程——魯西背(bei)靠背(bei)柔性直(zhi)流(liu)工(gong)程。
1月11日,目前世(shi)界上電(dian)壓(ya)(ya)等級最(zui)高(gao)、輸(shu)(shu)(shu)送(song)容量最(zui)大(da)、輸(shu)(shu)(shu)送(song)距離最(zui)遠、技術水平(ping)最(zui)先進的(de)特高(gao)壓(ya)(ya)輸(shu)(shu)(shu)電(dian)工程(cheng)(cheng)——準東—皖南±1100千(qian)伏特高(gao)壓(ya)(ya)直流輸(shu)(shu)(shu)電(dian)工程(cheng)(cheng)開(kai)(kai)工動員大(da)會(hui)在京召開(kai)(kai)。該工程(cheng)(cheng)是國家電(dian)網(wang)在特高(gao)壓(ya)(ya)輸(shu)(shu)(shu)電(dian)領域持(chi)續創(chuang)新(xin)(xin)的(de)重(zhong)要里程(cheng)(cheng)碑,刷新(xin)(xin)了世(shi)界電(dian)網(wang)技術的(de)新(xin)(xin)高(gao)度(du),開(kai)(kai)啟了特高(gao)壓(ya)(ya)輸(shu)(shu)(shu)電(dian)技術發(fa)(fa)展的(de)新(xin)(xin)紀元,對于全球能源互聯網(wang)的(de)發(fa)(fa)展具有(you)重(zhong)大(da)的(de)示范作用(yong)。
8月30日,世界電(dian)(dian)壓等(deng)級最(zui)高、輸電(dian)(dian)容量最(zui)大的(de)(de)柔性(xing)(xing)直(zhi)流(liu)輸電(dian)(dian)工(gong)(gong)程(cheng)——“魯西(xi)背(bei)(bei)靠背(bei)(bei)直(zhi)流(liu)工(gong)(gong)程(cheng)”柔性(xing)(xing)直(zhi)流(liu)單(dan)元建成投運。該工(gong)(gong)程(cheng)是目(mu)前世界上首次(ci)采用柔性(xing)(xing)直(zhi)流(liu)與常規直(zhi)流(liu)組合(he)(he)模式的(de)(de)背(bei)(bei)靠背(bei)(bei)工(gong)(gong)程(cheng)。該工(gong)(gong)程(cheng)的(de)(de)建設不(bu)僅增強了南方電(dian)(dian)網主網架整體(ti)安(an)全穩定(ding)性(xing)(xing),提高云南電(dian)(dian)網外(wai)送能力,還為(wei)兩廣地區提供清潔、廉(lian)價的(de)(de)綠色(se)電(dian)(dian)力。該工(gong)(gong)程(cheng)創造了該領(ling)域(yu)的(de)(de)多個(ge)世界第(di)一(yi),除(chu)了世界上第(di)一(yi)次(ci)采用常規和柔直(zhi)單(dan)元的(de)(de)并(bing)聯運行模式之外(wai),柔直(zhi)單(dan)元額定(ding)容量100萬千瓦、直(zhi)流(liu)電(dian)(dian)壓±350千伏,電(dian)(dian)壓和容量都是目(mu)前世界最(zui)高水(shui)平(ping)的(de)(de),工(gong)(gong)程(cheng)的(de)(de)綜合(he)(he)自主化(hua)率達到(dao)100%。 |