文章來源:中國南方(fang)電網有限(xian)責任公司 發布(bu)時間:2010-11-10
11月1日,南方電網直流輸電功率自動調整功能正式投入運行,西電東送通道±500千伏天廣、貴廣、貴廣二回直流功率調整正式由手動模式轉為自動模式,有效提高了電網的調控質量和調度運行人員的工作效率,對進一步提升電網安全運行水平具有重要意義。
±500千伏天廣(guang)、貴(gui)廣(guang)、貴(gui)廣(guang)二(er)回直(zhi)(zhi)流(liu)(liu)自(zi)投產以來,直(zhi)(zhi)流(liu)(liu)功(gong)(gong)率調(diao)整(zheng)一直(zhi)(zhi)采用手(shou)動(dong)(dong)(dong)模式(shi)(shi)。為了(le)更好(hao)地適應現(xian)代(dai)大電網(wang)運(yun)(yun)行(xing)需(xu)要,南方電網(wang)公司對直(zhi)(zhi)流(liu)(liu)功(gong)(gong)率采用自(zi)動(dong)(dong)(dong)定功(gong)(gong)率模式(shi)(shi)進行(xing)可行(xing)性(xing)研(yan)究,開展直(zhi)(zhi)流(liu)(liu)自(zi)動(dong)(dong)(dong)定功(gong)(gong)率的實時數字仿真(RTDS)、現(xian)場試驗,驗證了(le)直(zhi)(zhi)流(liu)(liu)自(zi)動(dong)(dong)(dong)定功(gong)(gong)率模式(shi)(shi)的可行(xing)性(xing)及(ji)安全性(xing),并于3月(yue)23日(ri)(ri)至5月(yue)23日(ri)(ri)進行(xing)直(zhi)(zhi)流(liu)(liu)功(gong)(gong)率自(zi)動(dong)(dong)(dong)調(diao)整(zheng)試運(yun)(yun)行(xing)。試運(yun)(yun)行(xing)結果(guo)表明,直(zhi)(zhi)流(liu)(liu)功(gong)(gong)率自(zi)動(dong)(dong)(dong)調(diao)整(zheng)功(gong)(gong)能具(ju)備正式(shi)(shi)運(yun)(yun)行(xing)條件,于11月(yue)1日(ri)(ri)正式(shi)(shi)投運(yun)(yun)。