文(wen)章來源:中國南(nan)方電(dian)網有限責任公司(si) 發(fa)布時(shi)間:2015-10-16
在南(nan)方(fang)電(dian)網公司的積極(ji)推(tui)動(dong)和參(can)與(yu)下,10月15日,廣東(dong)省(sheng)政(zheng)府舉行了應(ying)對(dui)西電(dian)東(dong)送(song)通(tong)道故(gu)障應(ying)急演(yan)練演(yan)練。廣東(dong)省(sheng)政(zheng)府、省(sheng)委宣傳部、省(sheng)政(zheng)府應(ying)急辦、南(nan)方(fang)監管局等(deng)(deng)18家(jia)單(dan)位(wei)(wei),珠(zhu)三角地區(qu)九個地市政(zheng)府及(ji)相關(guan)單(dan)位(wei)(wei)、南(nan)方(fang)電(dian)網相關(guan)供(gong)電(dian)局等(deng)(deng)單(dan)位(wei)(wei)參(can)加。
目前南(nan)方電(dian)網(wang)(wang)(wang)已經形成“八條(tiao)交流、八條(tiao)直(zhi)(zhi)流”16條(tiao)送(song)電(dian)廣(guang)東(dong)的(de)(de)500千伏及以(yi)上大(da)通(tong)道(dao),最大(da)輸送(song)能力(li)超過3400萬千瓦。電(dian)網(wang)(wang)(wang)運行模式更加復(fu)(fu)雜(za),給(gei)大(da)電(dian)網(wang)(wang)(wang)運行控制帶來了極(ji)大(da)的(de)(de)挑戰,存在西(xi)(xi)電(dian)東(dong)送(song)通(tong)道(dao)故障導致電(dian)網(wang)(wang)(wang)大(da)面(mian)積(ji)停電(dian)風險。本次演(yan)練模擬了西(xi)(xi)電(dian)東(dong)送(song)通(tong)道(dao)500千伏溪洛(luo)渡送(song)電(dian)廣(guang)東(dong)直(zhi)(zhi)流工程雙極(ji)四回(hui)閉鎖等(deng)一系(xi)列連鎖故障,導致西(xi)(xi)電(dian)通(tong)道(dao)全部斷開,造成廣(guang)東(dong)電(dian)網(wang)(wang)(wang)孤網(wang)(wang)(wang)運行等(deng)情況,相關(guan)部門、參演(yan)單位密切(qie)配合(he),迅速判明事故原因(yin),各級(ji)人(ren)員按照預案(an)緊張(zhang)有序地(di)開展了應急處(chu)置,及時恢復(fu)(fu)了聯網(wang)(wang)(wang)線路供(gong)電(dian)。
在正式演(yan)練之前(qian),廣東(dong)省政府(fu)分別于9月(yue)19日和(he)10月(yue)13日組織了2次預(yu)演(yan),對(dui)故障過程(cheng)中(zhong)(zhong)可能(neng)出現的(de)問題進行(xing)了充分的(de)預(yu)想,對(dui)事故處(chu)置過程(cheng)中(zhong)(zhong)的(de)擬(ni)采取(qu)措施的(de)有效(xiao)性進行(xing)了充分論證。通過預(yu)演(yan)及(ji)正式演(yan)練,進一(yi)步(bu)驗證了廣東(dong)各地(di)市、各部(bu)門與省政府(fu)應(ying)急(ji)指(zhi)揮(hui)(hui)中(zhong)(zhong)心(xin)在重要事件節點對(dui)接的(de)合(he)理性,檢驗了省應(ying)急(ji)指(zhi)揮(hui)(hui)中(zhong)(zhong)心(xin)與供電部(bu)門、各地(di)應(ying)急(ji)指(zhi)揮(hui)(hui)中(zhong)(zhong)心(xin)以及(ji)相關單位應(ying)急(ji)平臺連接的(de)通暢性。