日前(qian),國網(wang)青海(hai)電(dian)(dian)(dian)科院(yuan)負(fu)責實施(shi)的“考慮新(xin)能源發電(dian)(dian)(dian)不確定性的隨(sui)機優化調(diao)度關鍵技術研(yan)究與(yu)示范(fan)”項(xiang)目(mu)以優異(yi)成(cheng)績在(zai)北(bei)京通(tong)過(guo)國家電(dian)(dian)(dian)網(wang)有限(xian)公司專家驗收。該項(xiang)目(mu)成(cheng)果(guo)已于2019年在(zai)青海(hai)電(dian)(dian)(dian)力調(diao)度控制(zhi)中心(xin)進行示范(fan)應用,保障了青海(hai)電(dian)(dian)(dian)網(wang)近兩年在(zai)新(xin)能源裝(zhuang)機容量(liang)突破(po)1400萬千(qian)瓦、新(xin)能源場站個(ge)數超(chao)(chao)過(guo)290個(ge)的情況下,全網(wang)棄電(dian)(dian)(dian)率未超(chao)(chao)過(guo)5%,實現(xian)了青海(hai)電(dian)(dian)(dian)力新(xin)能源的高效消納。
2018年(nian),青(qing)海(hai)省新能(neng)源發電(dian)(dian)(dian)量達125.69億千瓦時。青(qing)海(hai)已成為(wei)目前世界上(shang)光伏電(dian)(dian)(dian)站大(da)規(gui)模并網最集中(zhong)的(de)(de)地區,新能(neng)源的(de)(de)迅猛(meng)發展和大(da)規(gui)模接(jie)入給青(qing)海(hai)電(dian)(dian)(dian)網的(de)(de)運行(xing)和控制帶來新的(de)(de)挑戰。為(wei)應(ying)對(dui)挑戰,由(you)國網青(qing)海(hai)省電(dian)(dian)(dian)力公(gong)(gong)司、中(zhong)國電(dian)(dian)(dian)力科學研(yan)究(jiu)院有限公(gong)(gong)司等5家單(dan)位共同承擔實施的(de)(de)“考慮新能(neng)源發電(dian)(dian)(dian)不確定性的(de)(de)隨機優(you)化調度關鍵技術研(yan)究(jiu)與示范”項目于2017年(nian)下半年(nian)立項并實施。
該(gai)項(xiang)目圍繞新(xin)能(neng)(neng)源(yuan)(yuan)(yuan)(yuan)發(fa)(fa)電(dian)(dian)產(chan)(chan)(chan)業(ye)發(fa)(fa)展的(de)重(zhong)大戰略(lve)需求,突破(po)大規(gui)模新(xin)能(neng)(neng)源(yuan)(yuan)(yuan)(yuan)發(fa)(fa)電(dian)(dian)存在的(de)隨(sui)(sui)機(ji)性(xing)強、可控(kong)性(xing)弱、調(diao)度困難(nan)的(de)技(ji)術瓶頸,研發(fa)(fa)出“新(xin)能(neng)(neng)源(yuan)(yuan)(yuan)(yuan)發(fa)(fa)電(dian)(dian)年/月優(you)化(hua)調(diao)度系統(tong)和短期隨(sui)(sui)機(ji)優(you)化(hua)調(diao)度系統(tong)”,實現了(le)(le)在最大化(hua)消納(na)新(xin)能(neng)(neng)源(yuan)(yuan)(yuan)(yuan)的(de)同時有效降低調(diao)度決策風險(xian),提高了(le)(le)調(diao)度決策的(de)安(an)全性(xing)、可靠性(xing),為(wei)青海(hai)新(xin)能(neng)(neng)源(yuan)(yuan)(yuan)(yuan)發(fa)(fa)電(dian)(dian)產(chan)(chan)(chan)業(ye)實現跨越式發(fa)(fa)展提供了(le)(le)理論依據與技(ji)術支撐(cheng),對(dui)促(cu)進青海(hai)乃至我國新(xin)能(neng)(neng)源(yuan)(yuan)(yuan)(yuan)發(fa)(fa)電(dian)(dian)產(chan)(chan)(chan)業(ye)的(de)健康可持續(xu)發(fa)(fa)展、貫(guan)徹國家(jia)能(neng)(neng)源(yuan)(yuan)(yuan)(yuan)戰略(lve)、保障國家(jia)能(neng)(neng)源(yuan)(yuan)(yuan)(yuan)安(an)全具(ju)有重(zhong)要(yao)意義。
據介紹,考慮到(dao)未(wei)(wei)來(lai)各省級(ji)及(ji)以上電網調(diao)度計(ji)劃(hua)系統(tong)升(sheng)級(ji)等因素,該項(xiang)目(mu)成果(guo)計(ji)劃(hua)推廣應(ying)用到(dao)新疆、山東(dong)等多個新能(neng)源高比(bi)例(li)省份(fen),預計(ji)將產生(sheng)經濟價值約(yue)1300萬元(yuan)以上,對(dui)進一步促(cu)進新能(neng)源消納(na)和未(wei)(wei)來(lai)全清潔能(neng)源供電實踐提供強勁的技術(shu)支撐。