文章(zhang)來源(yuan):中國(guo)南方電(dian)網有限責任公司 發布(bu)時間(jian):2018-12-26
12月(yue)20日晚,廣(guang)東省珠(zhu)(zhu)海市鳳凰山突發山火,公安、消防及各鎮街救援力量迅速趕赴現場開展滅火救援工(gong)作。由于著(zhu)火點距離珠(zhu)(zhu)海電(dian)(dian)網重(zhong)要供(gong)電(dian)(dian)線路較(jiao)近,山火可能對珠(zhu)(zhu)海高(gao)新區(qu)一帶(dai)的正(zheng)常供(gong)電(dian)(dian)造成影(ying)響,南方電(dian)(dian)網廣(guang)東珠(zhu)(zhu)海供(gong)電(dian)(dian)局迅速啟動應急預案,確保供(gong)區(qu)供(gong)電(dian)(dian)不受影(ying)響。
珠海(hai)供(gong)(gong)電(dian)(dian)(dian)局(ju)輸電(dian)(dian)(dian)管理所員工連夜對山火走勢和(he)發展情況進行(xing)(xing)觀(guan)察,研(yan)判山火對高(gao)壓(ya)輸電(dian)(dian)(dian)線路運(yun)(yun)行(xing)(xing)可能造成的影響(xiang),與(yu)此(ci)同時(shi),電(dian)(dian)(dian)力調度(du)控制中(zhong)心(xin)做(zuo)好電(dian)(dian)(dian)網(wang)風險評(ping)估(gu),調整(zheng)(zheng)運(yun)(yun)行(xing)(xing)方式。根據(ju)研(yan)判,珠海(hai)供(gong)(gong)電(dian)(dian)(dian)局(ju)在當晚隨即調整(zheng)(zheng)了(le)供(gong)(gong)電(dian)(dian)(dian)負荷,做(zuo)好了(le)線路停(ting)(ting)電(dian)(dian)(dian)的各種預案,并(bing)取(qu)消珠海(hai)高(gao)新區所有計劃停(ting)(ting)電(dian)(dian)(dian)工作(zuo)(zuo),增設10名變電(dian)(dian)(dian)運(yun)(yun)行(xing)(xing)專業的同志到(dao)4個(ge)無人值班變電(dian)(dian)(dian)站做(zuo)好停(ting)(ting)送電(dian)(dian)(dian)操作(zuo)(zuo)準備(bei)。

調度大廳里,調度值班人員聚集在一起,反復商討評估電網運行風險,選擇最妥當的運行方式。

調度大廳里,南方電網調度值班人員正在忙碌中。
由于當(dang)晚現場(chang)能見度(du)低(di)、天氣干燥、北(bei)風較大,火勢迅速蔓延(yan),21日上午,蔓延(yan)的大火距離珠海(hai)(hai)供(gong)電局最近線路(lu)僅1公(gong)里,情況十(shi)分危急,而此時(shi)如果采取(qu)主(zhu)動(dong)停(ting)(ting)電措施,將會造(zao)成珠海(hai)(hai)東北(bei)部金鼎、唐家、高新片區全部停(ting)(ting)電,影(ying)響4.7萬用(yong)戶用(yong)電。珠海(hai)(hai)供(gong)電局經過反復評估,并在(zai)請示省公(gong)司后,決定放棄主(zhu)動(dong)停(ting)(ting)電。同時(shi),珠海(hai)(hai)供(gong)電局以不導致變(bian)電站失壓為底線,做好電網各種跳閘組合情況電網轉供(gong)電方(fang)案,盡量避免出現高等(deng)級(ji)電力安全事件,并于21日上午9時(shi)啟動(dong)大面積停(ting)(ting)電事件藍色(se)預警。



南方電網廣東珠海供電局聯手機巡中心,運用最新技術的夜視無人機開展夜巡。
21日下午15時30分,鳳凰(huang)山(shan)火(huo)災現場靠(kao)線路側山(shan)火(huo)基本撲(pu)滅。珠(zhu)海供電局利用無人機(ji)勘察確認,對(dui)線路的威脅已解(jie)除后,供電局根據市指揮部(bu)統一(yi)部(bu)署,解(jie)除了大面積停電事件(jian)藍色預警。
據了解(jie),珠(zhu)海供電局在整個處置過程中無人員傷亡、無設(she)備因災損失,未(wei)對用戶造成(cheng)停電影(ying)響。