文(wen)章來源：中國南方電網有限責任公司 發布時間：2008-12-28
12月22日，國家重(zhong)點(dian)工(gong)程(cheng)、南方(fang)電(dian)網“十一(yi)五”西電(dian)東(dong)送(song)骨干項目(mu)——貴(gui)州(zhou)至廣東(dong)第(di)二回±500千伏直流(liu)輸電(dian)工(gong)程(cheng)雙極正式投產。
該工程的(de)建(jian)(jian)成投運，使(shi)西電東(dong)送又上(shang)了(le)一個大的(de)臺階，對于進一步(bu)深(shen)化(hua)國(guo)(guo)(guo)家西電東(dong)送戰略的(de)實(shi)施，保證廣東(dong)特(te)別是(shi)深(shen)圳(zhen)(zhen)、東(dong)莞負荷(he)中心區域的(de)電力供應，支持深(shen)圳(zhen)(zhen)建(jian)(jian)設“具(ju)(ju)有中國(guo)(guo)(guo)特(te)色、中國(guo)(guo)(guo)風格、中國(guo)(guo)(guo)氣派(pai)的(de)國(guo)(guo)(guo)際化(hua)城市”，促進貴州建(jian)(jian)設水火(huo)互(hu)濟的(de)能源基地，具(ju)(ju)有十分重(zhong)(zhong)要的(de)意(yi)義。同時(shi)，這是(shi)我(wo)國(guo)(guo)(guo)第(di)一項直流自(zi)主化(hua)依托(tuo)工程，實(shi)現了(le)國(guo)(guo)(guo)家確定(ding)的(de)綜(zong)合自(zi)主化(hua)率(lv)70%以上(shang)的(de)目(mu)標(biao)，標(biao)志(zhi)著我(wo)國(guo)(guo)(guo)電力行業重(zhong)(zhong)大技術(shu)裝備國(guo)(guo)(guo)產化(hua)工作取得了(le)重(zhong)(zhong)要突破。
中國(guo)南方電網(wang)公司(si)黨組書記、董事長袁懋振在儀式(shi)上表示，公司(si)將以(yi)黨的(de)十七(qi)大精(jing)神為(wei)指(zhi)引，深入貫(guan)徹落實科學發展(zhan)觀(guan)，繼續推進西電東(dong)送戰略的(de)實施，加快電網(wang)發展(zhan)，做好安全(quan)供電，努力建設(she)“責任(ren)南網(wang)、和諧南網(wang)”，為(wei)五(wu)省區全(quan)面建設(she)小康社會做出新的(de)貢獻。
貴廣二回直流工程西(xi)起貴州省黔西(xi)南州興仁換流站，東(dong)至廣東(dong)深(shen)圳市寶安(an)換流站，線(xian)路全長1194公(gong)里，額(e)定容量(liang)300萬千瓦，動態總投(tou)(tou)資79.5億元，2005年6月開(kai)工建設，2007年6月單極投(tou)(tou)產(chan)，12月雙極投(tou)(tou)產(chan)。在(zai)工程建設過(guo)程中，國家(jia)有關部委、廣東(dong)、貴州以及沿線(xian)各級政府(fu)給予了(le)(le)多(duo)方面的關心和支持，參建各方密切配(pei)合，克服(fu)種種困難，創造了(le)(le)從“三通一平”到單極投(tou)(tou)運僅用24個月的世界紀錄，很好(hao)地控制了(le)(le)工程安(an)全、質量(liang)和投(tou)(tou)資。
貴廣(guang)二(er)回直(zhi)流(liu)(liu)工(gong)程(cheng)是我(wo)國(guo)第一個直(zhi)流(liu)(liu)輸電(dian)(dian)自(zi)主(zhu)(zhu)(zhu)(zhu)化依托項(xiang)目(mu)。南方電(dian)(dian)網公司(si)充分發揮企業作為自(zi)主(zhu)(zhu)(zhu)(zhu)創新主(zhu)(zhu)(zhu)(zhu)體(ti)的(de)(de)(de)作用，貫徹“以(yi)我(wo)為主(zhu)(zhu)(zhu)(zhu)、聯合設(she)計、自(zi)主(zhu)(zhu)(zhu)(zhu)生產”的(de)(de)(de)原(yuan)則(ze)，協同科研(yan)、設(she)計、制造、建設(she)等單位，成(cheng)(cheng)功(gong)完成(cheng)(cheng)了工(gong)程(cheng)的(de)(de)(de)系統(tong)研(yan)究、成(cheng)(cheng)套設(she)計、主(zhu)(zhu)(zhu)(zhu)要設(she)備制造等任務，實(shi)現了綜合自(zi)主(zhu)(zhu)(zhu)(zhu)化率70%以(yi)上的(de)(de)(de)目(mu)標。
特別(bie)是(shi)調試工作是(shi)國內(nei)第一次獨立(li)開展的大型直流工程系(xi)統調試，單(dan)極一投(tou)運就帶(dai)滿150萬千瓦負荷，穩(wen)定可靠運行(xing)，在今年廣(guang)東(dong)的迎峰(feng)度夏中發揮了(le)重(zhong)要作用。
五年(nian)(nian)(nian)(nian)(nian)來，中(zhong)國南方電(dian)(dian)(dian)(dian)(dian)(dian)網公(gong)司堅決貫徹中(zhong)央的(de)(de)各項部(bu)署，認真落實(shi)科學發(fa)(fa)展(zhan)觀，秉承“對中(zhong)央負(fu)責(ze)，為五省區(qu)服務”的(de)(de)宗旨，各方面(mian)都取得了(le)(le)(le)長足(zu)的(de)(de)發(fa)(fa)展(zhan)。五年(nian)(nian)(nian)(nian)(nian)來，公(gong)司累計完成(cheng)電(dian)(dian)(dian)(dian)(dian)(dian)網建設(she)投資(zi)1645億元(yuan)，超過(guo)了(le)(le)(le)建國以來到2002年(nian)(nian)(nian)(nian)(nian)底(di)的(de)(de)投資(zi)總額，電(dian)(dian)(dian)(dian)(dian)(dian)網的(de)(de)規模翻了(le)(le)(le)一番，負(fu)荷翻了(le)(le)(le)一番，售(shou)電(dian)(dian)(dian)(dian)(dian)(dian)量(liang)、銷售(shou)收入(ru)也翻了(le)(le)(le)一番。南方電(dian)(dian)(dian)(dian)(dian)(dian)網已經形(xing)成(cheng)“六交四直”10條(tiao)500千(qian)伏西(xi)電(dian)(dian)(dian)(dian)(dian)(dian)東(dong)(dong)(dong)(dong)送(song)大通(tong)道(dao)，最大輸電(dian)(dian)(dian)(dian)(dian)(dian)能力(li)達到1650萬千(qian)瓦(wa)，是2002年(nian)(nian)(nian)(nian)(nian)底(di)的(de)(de)4.5倍(bei)。2007年(nian)(nian)(nian)(nian)(nian)西(xi)電(dian)(dian)(dian)(dian)(dian)(dian)東(dong)(dong)(dong)(dong)送(song)電(dian)(dian)(dian)(dian)(dian)(dian)量(liang)將達到862億千(qian)瓦(wa)時，是2002年(nian)(nian)(nian)(nian)(nian)的(de)(de)4.3倍(bei)，年(nian)(nian)(nian)(nian)(nian)均增長33.9%。五年(nian)(nian)(nian)(nian)(nian)來，西(xi)電(dian)(dian)(dian)(dian)(dian)(dian)送(song)廣東(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)量(liang)累計達到2435億千(qian)瓦(wa)時，西(xi)電(dian)(dian)(dian)(dian)(dian)(dian)占廣東(dong)(dong)(dong)(dong)全社(she)會(hui)用電(dian)(dian)(dian)(dian)(dian)(dian)量(liang)的(de)(de)比(bi)例由2002年(nian)(nian)(nian)(nian)(nian)的(de)(de)9.5%增長到2007年(nian)(nian)(nian)(nian)(nian)的(de)(de)23.2%，已經成(cheng)為廣東(dong)(dong)(dong)(dong)電(dian)(dian)(dian)(dian)(dian)(dian)力(li)供(gong)應不(bu)可(ke)或(huo)缺的(de)(de)重要(yao)組成(cheng)部(bu)分，對廣東(dong)(dong)(dong)(dong)解決能源約束問題、調整(zheng)電(dian)(dian)(dian)(dian)(dian)(dian)源結(jie)構、平(ping)抑(yi)電(dian)(dian)(dian)(dian)(dian)(dian)價(jia)、保護(hu)環境發(fa)(fa)揮了(le)(le)(le)重要(yao)作用；同時，西(xi)部(bu)地(di)區(qu)投資(zi)建設(she)了(le)(le)(le)一大批電(dian)(dian)(dian)(dian)(dian)(dian)源和(he)電(dian)(dian)(dian)(dian)(dian)(dian)網項目，帶動當地(di)煤炭開采、交通(tong)運(yun)輸以及有色金屬(shu)等資(zi)源型行業的(de)(de)發(fa)(fa)展(zhan)，增加了(le)(le)(le)就業和(he)財稅收入(ru)，促(cu)進了(le)(le)(le)經濟(ji)社(she)會(hui)快速(su)健康發(fa)(fa)展(zhan)，實(shi)現了(le)(le)(le)東(dong)(dong)(dong)(dong)西(xi)雙贏。
目前，南(nan)方電(dian)網公(gong)司正在建設(she)世界上(shang)第一(yi)個±800千伏(fu)直流(liu)輸電(dian)工程(cheng)——云廣特高壓直流(liu)示范(fan)工程(cheng)，到(dao)“十一(yi)五”末，將(jiang)形成(cheng)“八交五直”13條西電(dian)東(dong)(dong)送(song)大(da)(da)通道(dao)，西電(dian)送(song)廣東(dong)(dong)最(zui)大(da)(da)電(dian)力將(jiang)達到(dao)2240－2440萬千瓦。南(nan)方電(dian)網將(jiang)在更大(da)(da)的范(fan)圍內、更高的層次上(shang)優化(hua)能(neng)源(yuan)(yuan)資源(yuan)(yuan)配(pei)置(zhi)，不斷鞏固和發展東(dong)(dong)中西互聯互動、優勢互補、協(xie)調發展的多贏(ying)格(ge)局。